diff --git a/include/functions.h b/include/functions.h
index 4b08dca2bf..4da5b59e45 100644
--- a/include/functions.h
+++ b/include/functions.h
@@ -2481,12 +2481,12 @@ Actor* SubS_FindActor(GlobalContext* globalCtx, Actor* actorListStart, u8 actorC
 s32 SubS_FillLimbRotTables(GlobalContext* globalCtx, s16* limbRotTableY, s16* limbRotTableZ, s32 numLimbs);
 s32 func_8013DB90(GlobalContext* globalCtx, Vec3f* arg1, f32 arg2);
 s32 func_8013DC40(Path* arg0, s32 arg1, s32 arg2, Vec3f* arg3);
-void func_8013DCE0(GlobalContext* globalCtx, Vec3f* arg1, Actor* arg2, struct_8013DF3C_arg1* arg3, Path* arg4, s32 arg5, s32 arg6, s32 arg7, s32 arg8, u8 arg9);
-s32 func_8013DE04(GlobalContext* globalCtx, struct_8013DF3C_arg1* arg1, struct_8013DF3C_arg1_unk_func1 arg2, struct_8013DF3C_arg1_unk_func2 arg3, struct_8013DF3C_arg1_unk_func2 arg4, struct_8013DF3C_arg1_unk_func2 arg5);
-void func_8013DF3C(GlobalContext* globalCtx, struct_8013DF3C_arg1* arg1);
-s32 func_8013E054(GlobalContext* globalCtx, struct_8013DF3C_arg1* arg1);
-s32 func_8013E07C(GlobalContext* globalCtx, struct_8013DF3C_arg1* arg1);
-s32 func_8013E0A4(GlobalContext* globalCtx, struct_8013DF3C_arg1* arg1);
+void SubS_ActorPathing_Init(GlobalContext* globalCtx, Vec3f* worldPos, Actor* actor, ActorPathing* actorPath, Path* paths, s32 pathIndex, s32 begPointIndex, s32 endPointIndex, s32 curPointIndex, u8 flags);
+s32 SubS_ActorPathing_Update(GlobalContext* globalCtx, ActorPathing* actorPath, ActorPathingComputeFunc computePointInfoFunc, ActorPathingUpdateFunc updateActorInfoFunc, ActorPathingUpdateFunc moveFunc, ActorPathingUpdateFunc setNextPointFunc);
+void SubS_ActorPathing_ComputePointInfo(GlobalContext* globalCtx, ActorPathing* actorPath);
+s32 SubS_ActorPathing_MoveWithGravity(GlobalContext* globalCtx, ActorPathing* actorPath);
+s32 SubS_ActorPathing_MoveWithoutGravityReverse(GlobalContext* globalCtx, ActorPathing* actorPath);
+s32 SubS_ActorPathing_SetNextPoint(GlobalContext* globalCtx, ActorPathing* actorPath);
 void SubS_ChangeAnimationBySpeedInfo(SkelAnime* skelAnime, AnimationSpeedInfo* animations, s32 nextIndex, s32* curIndex);
 s32 SubS_StartActorCutscene(Actor* actor, s16 nextCutscene, s16 curCutscene, s32 type);
 s32 SubS_FillCutscenesList(Actor* actor, s16 cutscenes[], s16 numCutscenes);
diff --git a/include/z64.h b/include/z64.h
index 3e8219da7b..c8e423cfba 100644
--- a/include/z64.h
+++ b/include/z64.h
@@ -39,6 +39,7 @@
 #include "z64save.h"
 #include "z64scene.h"
 #include "z64skin.h"
+#include "z64subs.h"
 #include "z64transition.h"
 #include "regs.h"
 
@@ -1369,45 +1370,6 @@ typedef struct {
     /* 0x8 */ s32 unk8; // game script pointer?
 } struct_80133038_arg2; // size = 0xC
 
-
-typedef enum {
-    /* 0 */ SUBS_CUTSCENE_SET_UNK_LINK_FIELDS,
-    /* 1 */ SUBS_CUTSCENE_NORMAL,
-    /* 2 */ SUBS_CUTSCENE_SET_FLAG
-} SubSCutsceneType;
-
-typedef s32 (*func_8013E748_arg6)(struct GlobalContext*, Actor*, Vec3s*);
-
-typedef s32 (*VerifyActor)(struct GlobalContext*, Actor*, Actor*, void*);
-
-struct struct_8013DF3C_arg1;
-typedef void (*struct_8013DF3C_arg1_unk_func1)(struct GlobalContext*, struct struct_8013DF3C_arg1*);
-typedef s32 (*struct_8013DF3C_arg1_unk_func2)(struct GlobalContext*, struct struct_8013DF3C_arg1*);
-
-typedef struct struct_8013DF3C_arg1 {
-    /* 0x00 */ Path* setupPathList;
-    /* 0x04 */ s32 pathIndex;
-    /* 0x08 */ Vec3s* points;
-    /* 0x0C */ s32 count;
-    /* 0x10 */ s32 unk_10;
-    /* 0x14 */ s32 unk_14;
-    /* 0x18 */ s32 unk_18;
-    /* 0x1C */ u8 unk_1C;
-    /* 0x1D */ u8 unk_1D;
-    /* 0x20 */ Vec3f unk_20;
-    /* 0x2C */ Vec3f unk_2C;
-    /* 0x38 */ Vec3f unk_38;
-    /* 0x44 */ Vec3f* unk_44;
-    /* 0x48 */ Actor* actor;
-    /* 0x4C */ f32 unk_4C;
-    /* 0x50 */ f32 unk_50;
-    /* 0x54 */ Vec3s unk_54;
-    /* 0x5C */ struct_8013DF3C_arg1_unk_func1 unk_5C;
-    /* 0x60 */ struct_8013DF3C_arg1_unk_func2 unk_60;
-    /* 0x64 */ struct_8013DF3C_arg1_unk_func2 unk_64;
-    /* 0x68 */ struct_8013DF3C_arg1_unk_func2 unk_68;
-} struct_8013DF3C_arg1; // size = 0x6C
-
 typedef struct {
     /* 0x00 */ u32 type;
     /* 0x04 */ u32 setScissor;
diff --git a/include/z64subs.h b/include/z64subs.h
new file mode 100644
index 0000000000..7ef51c3482
--- /dev/null
+++ b/include/z64subs.h
@@ -0,0 +1,60 @@
+#ifndef Z64SUBS_H
+#define Z64SUBS_H
+
+#include "z64actor.h"
+#include "z64scene.h"
+
+typedef enum {
+    /* 0 */ SUBS_CUTSCENE_SET_UNK_LINK_FIELDS,
+    /* 1 */ SUBS_CUTSCENE_NORMAL,
+    /* 2 */ SUBS_CUTSCENE_SET_FLAG
+} SubSCutsceneType;
+
+typedef s32 (*func_8013E748_arg6)(struct GlobalContext*, Actor*, Vec3s*);
+
+typedef s32 (*VerifyActor)(struct GlobalContext*, Actor*, Actor*, void*);
+
+#define ACTOR_PATHING_RETURN_TO_START (1 << 0)
+#define ACTOR_PATHING_SWITCH_DIRECTION (1 << 1)
+#define ACTOR_PATHING_MOVE_BACKWARDS (1 << 3)
+#define ACTOR_PATHING_REACHED_POINT_PERMANENT (1 << 4)
+#define ACTOR_PATHING_REACHED_END_PERMANENT (1 << 5)
+#define ACTOR_PATHING_REACHED_POINT_TEMPORARY (1 << 6)
+#define ACTOR_PATHING_REACHED_END_TEMPORARY (1 << 7)
+
+#define ACTOR_PATHING_REACHED_TEMPORARY \
+    (ACTOR_PATHING_REACHED_POINT_TEMPORARY | ACTOR_PATHING_REACHED_END_TEMPORARY)
+#define ACTOR_PATHING_REACHED_POINT \
+    (ACTOR_PATHING_REACHED_POINT_PERMANENT | ACTOR_PATHING_REACHED_POINT_TEMPORARY)
+#define ACTOR_PATHING_REACHED_END \
+    (ACTOR_PATHING_REACHED_END_PERMANENT | ACTOR_PATHING_REACHED_END_TEMPORARY)
+
+struct ActorPathing;
+typedef void (*ActorPathingComputeFunc)(struct GlobalContext*, struct ActorPathing*);
+typedef s32 (*ActorPathingUpdateFunc)(struct GlobalContext*, struct ActorPathing*);
+
+typedef struct ActorPathing {
+    /* 0x00 */ Path* setupPathList;
+    /* 0x04 */ s32 pathIndex;
+    /* 0x08 */ Vec3s* points;
+    /* 0x0C */ s32 count;
+    /* 0x10 */ s32 curPointIndex;
+    /* 0x14 */ s32 begPointIndex;
+    /* 0x18 */ s32 endPointIndex;
+    /* 0x1C */ u8 flags;
+    /* 0x1D */ u8 prevFlags;
+    /* 0x20 */ Vec3f curPoint;
+    /* 0x2C */ Vec3f pointOffset;
+    /* 0x38 */ Vec3f prevPoint;
+    /* 0x44 */ Vec3f* worldPos;
+    /* 0x48 */ Actor* actor;
+    /* 0x4C */ f32 distSqToCurPointXZ;
+    /* 0x50 */ f32 distSqToCurPoint;
+    /* 0x54 */ Vec3s rotToCurPoint;
+    /* 0x5C */ ActorPathingComputeFunc computePointInfoFunc;
+    /* 0x60 */ ActorPathingUpdateFunc updateActorInfoFunc; // Return true if should setNextPoint, false if the actor should move forward
+    /* 0x64 */ ActorPathingUpdateFunc moveFunc; // Return true if should compute and update again
+    /* 0x68 */ ActorPathingUpdateFunc setNextPointFunc; // Return true if should compute and update again
+} ActorPathing; // size = 0x6C
+
+#endif
diff --git a/src/code/z_skelanime.c b/src/code/z_skelanime.c
index f0ed1f5163..8ad36c891b 100644
--- a/src/code/z_skelanime.c
+++ b/src/code/z_skelanime.c
@@ -1,4 +1,3 @@
-#include "prevent_bss_reordering.h"
 #include "global.h"
 
 #define ANIM_INTERP 1
diff --git a/src/code/z_sub_s.c b/src/code/z_sub_s.c
index 52a5b07dac..630b164630 100644
--- a/src/code/z_sub_s.c
+++ b/src/code/z_sub_s.c
@@ -307,17 +307,136 @@ s32 SubS_FillLimbRotTables(GlobalContext* globalCtx, s16* limbRotTableY, s16* li
 
 #pragma GLOBAL_ASM("asm/non_matchings/code/z_sub_s/func_8013DCCC.s")
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_sub_s/func_8013DCE0.s")
+void SubS_ActorPathing_Init(GlobalContext* globalCtx, Vec3f* worldPos, Actor* actor, ActorPathing* actorPath,
+                            Path* paths, s32 pathIndex, s32 begPointIndex, s32 endPointIndex, s32 curPointIndex,
+                            u8 flags) {
+    Path* path;
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_sub_s/func_8013DE04.s")
+    actorPath->setupPathList = globalCtx->setupPathList;
+    actorPath->pathIndex = pathIndex;
+    path = &paths[pathIndex];
+    actorPath->points = Lib_SegmentedToVirtual(path->points);
+    actorPath->count = path->count;
+    actorPath->begPointIndex = begPointIndex;
+    if (endPointIndex == 0) {
+        actorPath->endPointIndex = actorPath->count - 1;
+    } else if (endPointIndex > 0) {
+        actorPath->endPointIndex = endPointIndex;
+    } else {
+        //! @bug: endPointIndex is negative, subtraction causes result to be past the end
+        actorPath->endPointIndex = (actorPath->count - endPointIndex) - 1;
+    }
+    actorPath->curPointIndex = curPointIndex;
+    actorPath->curPoint.x = actorPath->points[0].x;
+    actorPath->curPoint.y = actorPath->points[0].y;
+    actorPath->curPoint.z = actorPath->points[0].z;
+    Math_Vec3f_Copy(&actorPath->prevPoint, &actorPath->curPoint);
+    actorPath->worldPos = worldPos;
+    actorPath->actor = actor;
+    actorPath->flags = flags;
+    actorPath->prevFlags = flags;
+}
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_sub_s/func_8013DF3C.s")
+s32 SubS_ActorPathing_Update(GlobalContext* globalCtx, ActorPathing* actorPath,
+                             ActorPathingComputeFunc computePointInfoFunc, ActorPathingUpdateFunc updateActorInfoFunc,
+                             ActorPathingUpdateFunc moveFunc, ActorPathingUpdateFunc setNextPointFunc) {
+    s32 shouldSetNextPoint;
+    s32 reupdate;
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_sub_s/func_8013E054.s")
+    actorPath->computePointInfoFunc = computePointInfoFunc;
+    actorPath->updateActorInfoFunc = updateActorInfoFunc;
+    actorPath->moveFunc = moveFunc;
+    actorPath->setNextPointFunc = setNextPointFunc;
+    actorPath->flags &= ~ACTOR_PATHING_REACHED_TEMPORARY;
+    reupdate = false;
+    if (actorPath->flags & ACTOR_PATHING_MOVE_BACKWARDS) {
+        if (!(actorPath->prevFlags & ACTOR_PATHING_MOVE_BACKWARDS)) {
+            actorPath->curPointIndex--;
+        }
+    } else if (actorPath->prevFlags & ACTOR_PATHING_MOVE_BACKWARDS) {
+        actorPath->curPointIndex++;
+    }
+    do {
+        shouldSetNextPoint = false;
+        if (actorPath->computePointInfoFunc != NULL) {
+            actorPath->computePointInfoFunc(globalCtx, actorPath);
+        }
+        if (actorPath->updateActorInfoFunc != NULL) {
+            shouldSetNextPoint = actorPath->updateActorInfoFunc(globalCtx, actorPath);
+        }
+        if (shouldSetNextPoint) {
+            if (actorPath->setNextPointFunc != NULL) {
+                reupdate = actorPath->setNextPointFunc(globalCtx, actorPath);
+            }
+        } else if (actorPath->moveFunc != NULL) {
+            reupdate = actorPath->moveFunc(globalCtx, actorPath);
+        }
+    } while (reupdate);
+    actorPath->prevFlags = actorPath->flags;
+    return false;
+}
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_sub_s/func_8013E07C.s")
+void SubS_ActorPathing_ComputePointInfo(GlobalContext* globalCtx, ActorPathing* actorPath) {
+    Vec3f diff;
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_sub_s/func_8013E0A4.s")
+    actorPath->curPoint.x = actorPath->points[actorPath->curPointIndex].x + actorPath->pointOffset.x;
+    actorPath->curPoint.y = actorPath->points[actorPath->curPointIndex].y + actorPath->pointOffset.y;
+    actorPath->curPoint.z = actorPath->points[actorPath->curPointIndex].z + actorPath->pointOffset.z;
+    diff.x = actorPath->curPoint.x - actorPath->worldPos->x;
+    diff.y = actorPath->curPoint.y - actorPath->worldPos->y;
+    diff.z = actorPath->curPoint.z - actorPath->worldPos->z;
+    actorPath->distSqToCurPointXZ = Math3D_XZLengthSquared(diff.x, diff.z);
+    actorPath->distSqToCurPoint = Math3D_LengthSquared(&diff);
+    actorPath->rotToCurPoint.y = Math_FAtan2F(diff.z, diff.x);
+    actorPath->rotToCurPoint.x = Math_FAtan2F(sqrtf(actorPath->distSqToCurPointXZ), -diff.y);
+    actorPath->rotToCurPoint.z = 0;
+}
+
+s32 SubS_ActorPathing_MoveWithGravity(GlobalContext* globalCtx, ActorPathing* actorPath) {
+    Actor_MoveWithGravity(actorPath->actor);
+    return false;
+}
+
+s32 SubS_ActorPathing_MoveWithoutGravityReverse(GlobalContext* globalCtx, ActorPathing* actorPath) {
+    Actor_MoveWithoutGravityReverse(actorPath->actor);
+    return false;
+}
+
+s32 SubS_ActorPathing_SetNextPoint(GlobalContext* globalCtx, ActorPathing* actorPath) {
+    s32 reupdate = true;
+
+    Math_Vec3f_Copy(&actorPath->prevPoint, &actorPath->curPoint);
+    if (!(actorPath->flags & ACTOR_PATHING_MOVE_BACKWARDS)) {
+        if (actorPath->curPointIndex >= actorPath->endPointIndex) {
+            if (actorPath->flags & ACTOR_PATHING_RETURN_TO_START) {
+                actorPath->curPointIndex = actorPath->begPointIndex;
+            } else if (actorPath->flags & ACTOR_PATHING_SWITCH_DIRECTION) {
+                actorPath->flags |= ACTOR_PATHING_MOVE_BACKWARDS;
+            } else {
+                reupdate = false;
+            }
+            actorPath->flags |= ACTOR_PATHING_REACHED_END;
+        } else {
+            actorPath->curPointIndex++;
+        }
+        actorPath->flags |= ACTOR_PATHING_REACHED_POINT;
+    } else {
+        if (actorPath->begPointIndex >= actorPath->curPointIndex) {
+            if (actorPath->flags & ACTOR_PATHING_RETURN_TO_START) {
+                actorPath->curPointIndex = actorPath->endPointIndex;
+            } else if (actorPath->flags & ACTOR_PATHING_SWITCH_DIRECTION) {
+                actorPath->flags &= ~ACTOR_PATHING_MOVE_BACKWARDS;
+            } else {
+                reupdate = false;
+            }
+            actorPath->flags |= ACTOR_PATHING_REACHED_END;
+        } else {
+            actorPath->curPointIndex--;
+        }
+    }
+    actorPath->flags |= ACTOR_PATHING_REACHED_POINT;
+    return reupdate;
+}
 
 void SubS_ChangeAnimationBySpeedInfo(SkelAnime* skelAnime, AnimationSpeedInfo* animations, s32 nextIndex,
                                      s32* curIndex) {
diff --git a/src/overlays/actors/ovl_Bg_Hakugin_Post/z_bg_hakugin_post.c b/src/overlays/actors/ovl_Bg_Hakugin_Post/z_bg_hakugin_post.c
index 4306d5582d..1139f6ef47 100644
--- a/src/overlays/actors/ovl_Bg_Hakugin_Post/z_bg_hakugin_post.c
+++ b/src/overlays/actors/ovl_Bg_Hakugin_Post/z_bg_hakugin_post.c
@@ -4,6 +4,7 @@
  * Description: Snowhead Temple Central Pillar
  */
 
+#include "prevent_bss_reordering.h"
 #include "z_bg_hakugin_post.h"
 #include "objects/object_hakugin_obj/object_hakugin_obj.h"
 
diff --git a/src/overlays/actors/ovl_En_Dno/z_en_dno.c b/src/overlays/actors/ovl_En_Dno/z_en_dno.c
index d51ec8a4d8..f8ff8877de 100644
--- a/src/overlays/actors/ovl_En_Dno/z_en_dno.c
+++ b/src/overlays/actors/ovl_En_Dno/z_en_dno.c
@@ -687,12 +687,12 @@ void func_80A72C04(EnDno* this, GlobalContext* globalCtx) {
     this->actor.flags |= ACTOR_FLAG_8000000;
     this->actor.flags &= ~(ACTOR_FLAG_1 | ACTOR_FLAG_8);
     Math_Vec3f_Copy(&this->unk_334, &this->actor.world.pos);
-    func_8013DCE0(globalCtx, &this->unk_334, &this->actor, &this->unk_340, globalCtx->setupPathList,
-                  ENDNO_GET_7F(&this->actor), 1, 0, 1, 0);
-    func_8013DF3C(globalCtx, &this->unk_340);
+    SubS_ActorPathing_Init(globalCtx, &this->unk_334, &this->actor, &this->actorPath, globalCtx->setupPathList,
+                           ENDNO_GET_7F(&this->actor), 1, 0, 1, 0);
+    SubS_ActorPathing_ComputePointInfo(globalCtx, &this->actorPath);
 
-    this->actor.world.rot.y = this->unk_340.unk_54.y;
-    this->actor.world.rot.x = this->unk_340.unk_54.x;
+    this->actor.world.rot.y = this->actorPath.rotToCurPoint.y;
+    this->actor.world.rot.x = this->actorPath.rotToCurPoint.x;
 
     Flags_SetSwitch(globalCtx, ENDNO_GET_3F80(&this->actor));
     this->actionFunc = func_80A730A0;
@@ -704,8 +704,8 @@ void func_80A72CF8(EnDno* this, GlobalContext* globalCtx) {
                        this->actor.floorHeight, this->actor.world.pos.z, 0, 0, 0, 0x201);
 }
 
-s32 func_80A72D8C(GlobalContext* globalCtx, struct_8013DF3C_arg1* arg1) {
-    Actor* actor = arg1->actor;
+s32 EnDno_ActorPathing_UpdateActorInfo(GlobalContext* globalCtx, ActorPathing* actorPath) {
+    Actor* thisx = actorPath->actor;
     s32 pad;
     s32 ret = false;
     f32 sp38;
@@ -713,52 +713,52 @@ s32 func_80A72D8C(GlobalContext* globalCtx, struct_8013DF3C_arg1* arg1) {
     s32 temp_v0_2;
     s32 sp2C;
 
-    actor->gravity = 0.0f;
-    temp_v0 = actor->yawTowardsPlayer - actor->world.rot.y;
+    thisx->gravity = 0.0f;
+    temp_v0 = thisx->yawTowardsPlayer - thisx->world.rot.y;
     if ((temp_v0 <= 0x4000) && (temp_v0 >= -0x4000)) {
-        Math_SmoothStepToF(&actor->speedXZ, 15.0f, 0.8f, 1.0f, 0.01f);
+        Math_SmoothStepToF(&thisx->speedXZ, 15.0f, 0.8f, 1.0f, 0.01f);
     } else {
-        if (actor->xzDistToPlayer <= 80.0f) {
-            Math_SmoothStepToF(&actor->speedXZ, 8.0f, 0.5f, 0.5f, 0.01f);
-        } else if (actor->xzDistToPlayer <= 360.0f) {
-            Math_SmoothStepToF(&actor->speedXZ, 7.0f, 0.5f, 0.5f, 0.01f);
+        if (thisx->xzDistToPlayer <= 80.0f) {
+            Math_SmoothStepToF(&thisx->speedXZ, 8.0f, 0.5f, 0.5f, 0.01f);
+        } else if (thisx->xzDistToPlayer <= 360.0f) {
+            Math_SmoothStepToF(&thisx->speedXZ, 7.0f, 0.5f, 0.5f, 0.01f);
         } else {
-            Math_SmoothStepToF(&actor->speedXZ, 3.5f, 0.5f, 0.5f, 0.01f);
+            Math_SmoothStepToF(&thisx->speedXZ, 3.5f, 0.5f, 0.5f, 0.01f);
         }
     }
 
-    if (arg1->unk_50 < SQ(actor->speedXZ)) {
+    if (actorPath->distSqToCurPoint < SQ(thisx->speedXZ)) {
         ret = true;
     } else {
-        sp38 = actor->speedXZ / sqrtf(arg1->unk_4C);
-        sp2C = ABS(arg1->unk_54.x - actor->world.rot.x);
+        sp38 = thisx->speedXZ / sqrtf(actorPath->distSqToCurPointXZ);
+        sp2C = ABS(actorPath->rotToCurPoint.x - thisx->world.rot.x);
         temp_v0_2 = sp2C;
         temp_v0_2 *= sp38;
         temp_v0_2 += 0x71C;
-        sp2C = ABS(arg1->unk_54.y - actor->world.rot.y);
+        sp2C = ABS(actorPath->rotToCurPoint.y - thisx->world.rot.y);
 
-        Math_ScaledStepToS(&actor->world.rot.x, arg1->unk_54.x, temp_v0_2);
-        Math_ScaledStepToS(&actor->world.rot.y, arg1->unk_54.y, (s32)(sp2C * sp38) + 0x71C);
+        Math_ScaledStepToS(&thisx->world.rot.x, actorPath->rotToCurPoint.x, temp_v0_2);
+        Math_ScaledStepToS(&thisx->world.rot.y, actorPath->rotToCurPoint.y, (s32)(sp2C * sp38) + 0x71C);
     }
 
     return ret;
 }
 
-s32 func_80A72FAC(GlobalContext* globalCtx, struct_8013DF3C_arg1* arg1) {
-    Actor* actor = arg1->actor;
-    EnDno* dno = (EnDno*)actor;
-    f32 sp24 = Math_CosS(-actor->world.rot.x) * actor->speedXZ;
+s32 EnDno_ActorPathing_Move(GlobalContext* globalCtx, ActorPathing* actorPath) {
+    Actor* thisx = actorPath->actor;
+    EnDno* this = (EnDno*)thisx;
+    f32 sp24 = Math_CosS(-thisx->world.rot.x) * thisx->speedXZ;
     f32 sp20 = gFramerateDivisorHalf;
 
-    actor->velocity.x = Math_SinS(actor->world.rot.y) * sp24;
-    actor->velocity.y = Math_SinS(-actor->world.rot.x) * actor->speedXZ;
-    actor->velocity.z = Math_CosS(actor->world.rot.y) * sp24;
+    thisx->velocity.x = Math_SinS(thisx->world.rot.y) * sp24;
+    thisx->velocity.y = Math_SinS(-thisx->world.rot.x) * thisx->speedXZ;
+    thisx->velocity.z = Math_CosS(thisx->world.rot.y) * sp24;
 
-    dno->unk_334.x += (dno->actor.velocity.x * sp20) + dno->actor.colChkInfo.displacement.x;
-    dno->unk_334.y += (dno->actor.velocity.y * sp20) + dno->actor.colChkInfo.displacement.y;
-    dno->unk_334.z += (dno->actor.velocity.z * sp20) + dno->actor.colChkInfo.displacement.z;
+    this->unk_334.x += (this->actor.velocity.x * sp20) + this->actor.colChkInfo.displacement.x;
+    this->unk_334.y += (this->actor.velocity.y * sp20) + this->actor.colChkInfo.displacement.y;
+    this->unk_334.z += (this->actor.velocity.z * sp20) + this->actor.colChkInfo.displacement.z;
 
-    return 0;
+    return false;
 }
 
 void func_80A730A0(EnDno* this, GlobalContext* globalCtx) {
@@ -786,11 +786,13 @@ void func_80A730A0(EnDno* this, GlobalContext* globalCtx) {
         }
     }
 
-    func_8013DE04(globalCtx, &this->unk_340, func_8013DF3C, func_80A72D8C, func_80A72FAC, func_8013E0A4);
+    SubS_ActorPathing_Update(globalCtx, &this->actorPath, SubS_ActorPathing_ComputePointInfo,
+                             EnDno_ActorPathing_UpdateActorInfo, EnDno_ActorPathing_Move,
+                             SubS_ActorPathing_SetNextPoint);
     this->unk_45C += 6553;
-    this->unk_340.unk_2C.x = 0.0f;
-    this->unk_340.unk_2C.y = 0.0f;
-    this->unk_340.unk_2C.z = 0.0f;
+    this->actorPath.pointOffset.x = 0.0f;
+    this->actorPath.pointOffset.y = 0.0f;
+    this->actorPath.pointOffset.z = 0.0f;
     Math_Vec3f_Copy(&this->actor.world.pos, &this->unk_334);
     temp_f10 = (4.0f + Math_SinS(this->unk_3AE)) * Math_SinS(this->unk_3AC);
     this->actor.world.pos.y += temp_f10;
@@ -799,8 +801,8 @@ void func_80A730A0(EnDno* this, GlobalContext* globalCtx) {
     this->actor.shape.rot.y = this->actor.yawTowardsPlayer;
     func_80A715DC(this, globalCtx);
     func_800B9010(&this->actor, NA_SE_EV_BUTLER_FRY - SFX_FLAG);
-    if (this->unk_340.unk_1C & 0x20) {
-        Math_Vec3f_Copy(&this->actor.world.pos, &this->unk_340.unk_20);
+    if (this->actorPath.flags & ACTOR_PATHING_REACHED_END_PERMANENT) {
+        Math_Vec3f_Copy(&this->actor.world.pos, &this->actorPath.curPoint);
         this->actor.speedXZ = 0.0f;
         this->actor.velocity.x = 0.0f;
         this->actor.velocity.y = 0.0f;
diff --git a/src/overlays/actors/ovl_En_Dno/z_en_dno.h b/src/overlays/actors/ovl_En_Dno/z_en_dno.h
index 350e0c0049..dcffee6c9d 100644
--- a/src/overlays/actors/ovl_En_Dno/z_en_dno.h
+++ b/src/overlays/actors/ovl_En_Dno/z_en_dno.h
@@ -34,7 +34,7 @@ typedef struct EnDno {
     /* 0x32C */ s32 unk_32C;
     /* 0x330 */ UNK_TYPE1 unk_330[0x4];
     /* 0x334 */ Vec3f unk_334;
-    /* 0x340 */ struct_8013DF3C_arg1 unk_340;
+    /* 0x340 */ ActorPathing actorPath;
     /* 0x3AC */ s16 unk_3AC;
     /* 0x3AE */ s16 unk_3AE;
     /* 0x3B0 */ u16 unk_3B0;
diff --git a/src/overlays/actors/ovl_En_Ot/z_en_ot.c b/src/overlays/actors/ovl_En_Ot/z_en_ot.c
index 6eb555ef15..f81a2f40d9 100644
--- a/src/overlays/actors/ovl_En_Ot/z_en_ot.c
+++ b/src/overlays/actors/ovl_En_Ot/z_en_ot.c
@@ -817,31 +817,27 @@ void func_80B5D160(EnOt* this, GlobalContext* globalCtx) {
     }
 }
 
-s32 func_80B5D37C(GlobalContext* globalCtx, struct_8013DF3C_arg1* arg1) {
-    s32 pad;
-    EnOt* temp_s0 = (EnOt*)arg1->actor;
-    f32 sp24;
-    f32 sp20;
+s32 EnOt_ActorPathing_Move(GlobalContext* globalCtx, ActorPathing* actorPath) {
+    Actor* thisx = actorPath->actor;
+    EnOt* this = (EnOt*)thisx;
+    f32 sp24 = Math_CosS(-thisx->world.rot.x) * thisx->speedXZ;
+    f32 sp20 = gFramerateDivisorHalf;
 
-    sp24 = Math_CosS(temp_s0->actor.world.rot.x * -1) * temp_s0->actor.speedXZ;
-    sp20 = gFramerateDivisorHalf;
+    thisx->velocity.x = Math_SinS(thisx->world.rot.y) * sp24;
+    thisx->velocity.y = Math_SinS(-thisx->world.rot.x) * thisx->speedXZ;
+    thisx->velocity.z = Math_CosS(thisx->world.rot.y) * sp24;
 
-    temp_s0->actor.velocity.x = Math_SinS(temp_s0->actor.world.rot.y) * sp24;
-    temp_s0->actor.velocity.y = Math_SinS(temp_s0->actor.world.rot.x * -1) * temp_s0->actor.speedXZ;
-    do {
-        temp_s0->actor.velocity.z = Math_CosS(temp_s0->actor.world.rot.y) * sp24;
-        temp_s0->unk_330.x += (temp_s0->actor.velocity.x * sp20) + temp_s0->actor.colChkInfo.displacement.x;
-        temp_s0->unk_330.y += (temp_s0->actor.velocity.y * sp20) + temp_s0->actor.colChkInfo.displacement.y;
-    } while (0);
-    temp_s0->unk_330.z += (temp_s0->actor.velocity.z * sp20) + temp_s0->actor.colChkInfo.displacement.z;
+    this->unk_330.x += (thisx->velocity.x * sp20) + thisx->colChkInfo.displacement.x;
+    this->unk_330.y += (thisx->velocity.y * sp20) + thisx->colChkInfo.displacement.y;
+    this->unk_330.z += (thisx->velocity.z * sp20) + thisx->colChkInfo.displacement.z;
 
     return false;
 }
 
-s32 func_80B5D470(GlobalContext* globalCtx, struct_8013DF3C_arg1* arg1) {
+s32 EnOt_ActorPathing_UpdateActorInfo(GlobalContext* globalCtx, ActorPathing* actorPath) {
+    Actor* thisx = actorPath->actor;
+    s32 ret = false;
     s32 pad;
-    s32 ret;
-    Actor* temp_s1 = arg1->actor;
     Vec3f sp50;
     Vec3f sp44;
     f32 temp;
@@ -849,32 +845,31 @@ s32 func_80B5D470(GlobalContext* globalCtx, struct_8013DF3C_arg1* arg1) {
     s32 sp30;
     s32 sp34;
 
-    ret = false;
-    temp_s1->gravity = 0.0f;
-    Math_SmoothStepToF(&temp_s1->speedXZ, 10.0f, 0.8f, 2.0f, 0.0f);
+    thisx->gravity = 0.0f;
+    Math_SmoothStepToF(&thisx->speedXZ, 10.0f, 0.8f, 2.0f, 0.0f);
 
-    sp50.x = arg1->unk_20.x - temp_s1->world.pos.x;
-    sp50.y = arg1->unk_20.y - temp_s1->world.pos.y;
-    sp50.z = arg1->unk_20.z - temp_s1->world.pos.z;
+    sp50.x = actorPath->curPoint.x - thisx->world.pos.x;
+    sp50.y = actorPath->curPoint.y - thisx->world.pos.y;
+    sp50.z = actorPath->curPoint.z - thisx->world.pos.z;
 
-    sp44.x = arg1->unk_20.x - arg1->unk_38.x;
-    sp44.y = arg1->unk_20.y - arg1->unk_38.y;
-    sp44.z = arg1->unk_20.z - arg1->unk_38.z;
+    sp44.x = actorPath->curPoint.x - actorPath->prevPoint.x;
+    sp44.y = actorPath->curPoint.y - actorPath->prevPoint.y;
+    sp44.z = actorPath->curPoint.z - actorPath->prevPoint.z;
 
     temp = Math3D_Parallel(&sp50, &sp44);
-    if ((arg1->unk_4C < SQ(temp_s1->speedXZ)) || (temp <= 0.0f)) {
+    if ((actorPath->distSqToCurPointXZ < SQ(thisx->speedXZ)) || (temp <= 0.0f)) {
         ret = true;
     } else {
-        temp = SQ(temp_s1->speedXZ) / arg1->unk_50;
-        sp34 = ABS(arg1->unk_54.x - temp_s1->world.rot.x);
+        temp = SQ(thisx->speedXZ) / actorPath->distSqToCurPoint;
+        sp34 = ABS(actorPath->rotToCurPoint.x - thisx->world.rot.x);
         sp2C = (s32)(sp34 * temp) + 0xAAA;
 
-        sp34 = ABS(arg1->unk_54.y - temp_s1->world.rot.y);
+        sp34 = ABS(actorPath->rotToCurPoint.y - thisx->world.rot.y);
 
-        Math_SmoothStepToS(&temp_s1->world.rot.x, arg1->unk_54.x, 1, sp2C, 0);
+        Math_SmoothStepToS(&thisx->world.rot.x, actorPath->rotToCurPoint.x, 1, sp2C, 0);
         sp2C = (s32)(sp34 * temp) + 0xAAA;
-        Math_SmoothStepToS(&temp_s1->world.rot.y, arg1->unk_54.y, 1, sp2C, 0);
-        Math_SmoothStepToS(&temp_s1->shape.rot.y, temp_s1->world.rot.y, 2, sp2C, 0);
+        Math_SmoothStepToS(&thisx->world.rot.y, actorPath->rotToCurPoint.y, 1, sp2C, 0);
+        Math_SmoothStepToS(&thisx->shape.rot.y, thisx->world.rot.y, 2, sp2C, 0);
     }
 
     return ret;
@@ -883,12 +878,12 @@ s32 func_80B5D470(GlobalContext* globalCtx, struct_8013DF3C_arg1* arg1) {
 void func_80B5D648(EnOt* this, GlobalContext* globalCtx) {
     func_80B5B2E0(globalCtx, &this->actor.world.pos, this->unk_346, &this->unk_348, &this->unk_340);
     Math_Vec3f_Copy(&this->unk_330, &this->actor.world.pos);
-    func_8013DCE0(globalCtx, &this->unk_330, &this->actor, &this->unk_2C0, globalCtx->setupPathList, this->unk_346, 0,
-                  0, this->unk_340, 0);
+    SubS_ActorPathing_Init(globalCtx, &this->unk_330, &this->actor, &this->actorPath, globalCtx->setupPathList,
+                           this->unk_346, 0, 0, this->unk_340, 0);
     this->unk_32C = 0;
-    this->unk_2C0.unk_2C.x = 0.0f;
-    this->unk_2C0.unk_2C.y = 0.0f;
-    this->unk_2C0.unk_2C.z = 0.0f;
+    this->actorPath.pointOffset.x = 0.0f;
+    this->actorPath.pointOffset.y = 0.0f;
+    this->actorPath.pointOffset.z = 0.0f;
     this->actor.gravity = 0.0f;
     this->actor.speedXZ = 0.0f;
     SubS_ChangeAnimationBySpeedInfo(&this->skelAnime, sAnimations, 1, &this->animIdx);
@@ -900,16 +895,18 @@ void func_80B5D648(EnOt* this, GlobalContext* globalCtx) {
 
 void func_80B5D750(EnOt* this, GlobalContext* globalCtx) {
     if (!(this->unk_32C & 1) && !(this->unk_32C & 2)) {
-        func_8013DE04(globalCtx, &this->unk_2C0, func_8013DF3C, func_80B5D470, func_80B5D37C, func_8013E0A4);
+        SubS_ActorPathing_Update(globalCtx, &this->actorPath, SubS_ActorPathing_ComputePointInfo,
+                                 EnOt_ActorPathing_UpdateActorInfo, EnOt_ActorPathing_Move,
+                                 SubS_ActorPathing_SetNextPoint);
     }
 
     Math_Vec3f_Copy(&this->actor.world.pos, &this->unk_330);
 
-    if (this->unk_2C0.unk_1C & 0x40) {
+    if (this->actorPath.flags & ACTOR_PATHING_REACHED_POINT_TEMPORARY) {
         this->unk_32C |= 2;
     }
 
-    if (this->unk_2C0.unk_1C & 0x80) {
+    if (this->actorPath.flags & ACTOR_PATHING_REACHED_END_TEMPORARY) {
         this->unk_32C |= 1;
     }
 
diff --git a/src/overlays/actors/ovl_En_Ot/z_en_ot.h b/src/overlays/actors/ovl_En_Ot/z_en_ot.h
index 3a52b48c6c..902cbecd7c 100644
--- a/src/overlays/actors/ovl_En_Ot/z_en_ot.h
+++ b/src/overlays/actors/ovl_En_Ot/z_en_ot.h
@@ -36,7 +36,7 @@ typedef struct EnOt {
     /* 0x01D8 */ Vec3s jointTable[19];
     /* 0x024A */ Vec3s morphTable[19];
     /* 0x02BC */ s32 animIdx;
-    /* 0x02C0 */ struct_8013DF3C_arg1 unk_2C0;
+    /* 0x02C0 */ ActorPathing actorPath;
     /* 0x032C */ u16 unk_32C;
     /* 0x0330 */ Vec3f unk_330;
     /* 0x033C */ s32 unk_33C;
diff --git a/tools/actorfixer.py b/tools/actorfixer.py
index b6aba86c0d..3ba0615f9d 100755
--- a/tools/actorfixer.py
+++ b/tools/actorfixer.py
@@ -447,6 +447,12 @@ animdict = {
     "func_8013D924": "SubS_GetObjectIndex",
     "func_8013D5E8": "SubS_AngleDiffLessEqual",
     "func_8012F22C": "Inventory_GetSkullTokenCount",
+    "func_8013DCE0": "SubS_ActorPathing_Init",
+    "func_8013DE04": "SubS_ActorPathing_Update",
+    "func_8013DF3C": "SubS_ActorPathing_ComputePointInfo",
+    "func_8013E054": "SubS_ActorPathing_MoveWithGravity",
+    "func_8013E07C": "SubS_ActorPathing_MoveWithoutGravityReverse",
+    "func_8013E0A4": "SubS_ActorPathing_SetNextPoint",
 
     # Struct members
     "skelAnime.unk03": "skelAnime.taper",
diff --git a/tools/disasm/functions.txt b/tools/disasm/functions.txt
index bca55a7467..26cff71a91 100644
--- a/tools/disasm/functions.txt
+++ b/tools/disasm/functions.txt
@@ -2694,12 +2694,12 @@
     0x8013DB90:("func_8013DB90",),
     0x8013DC40:("func_8013DC40",),
     0x8013DCCC:("func_8013DCCC",),
-    0x8013DCE0:("func_8013DCE0",),
-    0x8013DE04:("func_8013DE04",),
-    0x8013DF3C:("func_8013DF3C",),
-    0x8013E054:("func_8013E054",),
-    0x8013E07C:("func_8013E07C",),
-    0x8013E0A4:("func_8013E0A4",),
+    0x8013DCE0:("SubS_ActorPathing_Init",),
+    0x8013DE04:("SubS_ActorPathing_Update",),
+    0x8013DF3C:("SubS_ActorPathing_ComputePointInfo",),
+    0x8013E054:("SubS_ActorPathing_MoveWithGravity",),
+    0x8013E07C:("SubS_ActorPathing_MoveWithoutGravityReverse",),
+    0x8013E0A4:("SubS_ActorPathing_SetNextPoint",),
     0x8013E1C8:("SubS_ChangeAnimationBySpeedInfo",),
     0x8013E2D4:("SubS_StartActorCutscene",),
     0x8013E3B8:("SubS_FillCutscenesList",),
@@ -11005,8 +11005,8 @@
     0x80A72BA4:("func_80A72BA4",),
     0x80A72C04:("func_80A72C04",),
     0x80A72CF8:("func_80A72CF8",),
-    0x80A72D8C:("func_80A72D8C",),
-    0x80A72FAC:("func_80A72FAC",),
+    0x80A72D8C:("EnDno_ActorPathing_UpdateActorInfo",),
+    0x80A72FAC:("EnDno_ActorPathing_Move",),
     0x80A730A0:("func_80A730A0",),
     0x80A73244:("func_80A73244",),
     0x80A732C8:("func_80A732C8",),
@@ -14116,8 +14116,8 @@
     0x80B5CEC8:("func_80B5CEC8",),
     0x80B5D114:("func_80B5D114",),
     0x80B5D160:("func_80B5D160",),
-    0x80B5D37C:("func_80B5D37C",),
-    0x80B5D470:("func_80B5D470",),
+    0x80B5D37C:("EnOt_ActorPathing_Move",),
+    0x80B5D470:("EnOt_ActorPathing_UpdateActorInfo",),
     0x80B5D648:("func_80B5D648",),
     0x80B5D750:("func_80B5D750",),
     0x80B5D8AC:("EnOt_Update",),
diff --git a/tools/sizes/code_functions.csv b/tools/sizes/code_functions.csv
index e312fa619b..13c89fa37f 100644
--- a/tools/sizes/code_functions.csv
+++ b/tools/sizes/code_functions.csv
@@ -2208,12 +2208,12 @@ asm/non_matchings/code/z_sub_s/SubS_FillLimbRotTables.s,SubS_FillLimbRotTables,0
 asm/non_matchings/code/z_sub_s/func_8013DB90.s,func_8013DB90,0x8013DB90,0x2C
 asm/non_matchings/code/z_sub_s/func_8013DC40.s,func_8013DC40,0x8013DC40,0x23
 asm/non_matchings/code/z_sub_s/func_8013DCCC.s,func_8013DCCC,0x8013DCCC,0x5
-asm/non_matchings/code/z_sub_s/func_8013DCE0.s,func_8013DCE0,0x8013DCE0,0x49
-asm/non_matchings/code/z_sub_s/func_8013DE04.s,func_8013DE04,0x8013DE04,0x4E
-asm/non_matchings/code/z_sub_s/func_8013DF3C.s,func_8013DF3C,0x8013DF3C,0x46
-asm/non_matchings/code/z_sub_s/func_8013E054.s,func_8013E054,0x8013E054,0xA
-asm/non_matchings/code/z_sub_s/func_8013E07C.s,func_8013E07C,0x8013E07C,0xA
-asm/non_matchings/code/z_sub_s/func_8013E0A4.s,func_8013E0A4,0x8013E0A4,0x49
+asm/non_matchings/code/z_sub_s/SubS_ActorPathing_Init.s,SubS_ActorPathing_Init,0x8013DCE0,0x49
+asm/non_matchings/code/z_sub_s/SubS_ActorPathing_Update.s,SubS_ActorPathing_Update,0x8013DE04,0x4E
+asm/non_matchings/code/z_sub_s/SubS_ActorPathing_ComputePointInfo.s,SubS_ActorPathing_ComputePointInfo,0x8013DF3C,0x46
+asm/non_matchings/code/z_sub_s/SubS_ActorPathing_MoveWithGravity.s,SubS_ActorPathing_MoveWithGravity,0x8013E054,0xA
+asm/non_matchings/code/z_sub_s/SubS_ActorPathing_MoveWithoutGravityReverse.s,SubS_ActorPathing_MoveWithoutGravityReverse,0x8013E07C,0xA
+asm/non_matchings/code/z_sub_s/SubS_ActorPathing_SetNextPoint.s,SubS_ActorPathing_SetNextPoint,0x8013E0A4,0x49
 asm/non_matchings/code/z_sub_s/SubS_ChangeAnimationBySpeedInfo.s,SubS_ChangeAnimationBySpeedInfo,0x8013E1C8,0x43
 asm/non_matchings/code/z_sub_s/SubS_StartActorCutscene.s,SubS_StartActorCutscene,0x8013E2D4,0x39
 asm/non_matchings/code/z_sub_s/SubS_FillCutscenesList.s,SubS_FillCutscenesList,0x8013E3B8,0x3E