diff --git a/include/functions.h b/include/functions.h
index d85b2822..8743bd13 100644
--- a/include/functions.h
+++ b/include/functions.h
@@ -4,6 +4,7 @@
 
 #include "global.h"
 #include "entity.h"
+#include "manager.h"
 #include "position.h"
 #include "player.h"
 #include "structures.h"
@@ -61,7 +62,7 @@ extern void sub_0805EC60();
 extern void sub_080873D0();
 extern u8 sub_080045D4(s16, s16, u16, u16);
 extern void sub_0806F69C(Entity*);
-extern void sub_0805E3A0(Entity*, u32);
+extern void sub_0805E3A0(void*, u32);
 extern void sub_0806D0B0(Entity*);
 extern void sub_0807DD64(Entity*);
 extern void sub_0807DDAC(Entity*, u32);
@@ -196,8 +197,8 @@ extern u32 sub_0807953C(void);
 extern void ResetPlayer(void);
 extern void sub_080A29BC(Entity*);
 extern void sub_080AE068(Entity*);
-extern Entity* GetEmptyManager(void);
-extern void AppendEntityToList(Entity*, u32);
+extern Manager* GetEmptyManager(void);
+extern void AppendEntityToList(void*, u32);
 extern u32 sub_0800445C(Entity*);
 extern void sub_0807A108(void);
 extern void sub_0801766C(Entity*);
@@ -217,7 +218,6 @@ extern void sub_0807D20C(u32, char*, u32);
 extern u32 sub_0807CF88(u32, u8*);
 extern u32 sub_0807D008(u32, void*);
 extern void sub_0807D184(u32, char*);
-extern void sub_0805E3A0(Entity*, u32);
 extern u32 sub_0806F520();
 extern void sub_0806F4E8();
 extern u32 sub_0806F3E4(Entity*);
@@ -255,4 +255,4 @@ extern u32 sub_080044EC(Entity*, u32);
 extern u32 sub_080002B8(Entity*);
 extern u32 sub_08049F84(Entity*, u32);
 extern void sub_0802F45C(Entity*);
-#endif
\ No newline at end of file
+#endif
diff --git a/include/manager.h b/include/manager.h
index 278a199a..c2646dfb 100644
--- a/include/manager.h
+++ b/include/manager.h
@@ -2,6 +2,7 @@
 #define MANAGER_H
 
 #include "global.h"
+#include "entity.h"
 
 union SplitSHWord {
     s16 SHWORD;
@@ -10,33 +11,38 @@ union SplitSHWord {
     } PACKED HALF;
 } PACKED;
 
-typedef struct {
-    u8 unk_00[0x0a];
-    u8 unk_0a;
-    u8 unk_0b;
-    u8 unk_0c;
-    u8 unk_0d;
-    u8 unk_0e;
-    u8 unk_0f[0x11];
-    u16 unk_20;
-    u16 unk_22;
-    u16 unk_24;
-    u16 unk_26;
-    u8 unk_28[0x0D];
-    u8 unk_35;
-    u16 unk_36;
-    union SplitSHWord unk_38;
-    union SplitSHWord unk_3a;
-    u16 unk_3c;
-    u16 unk_3e;
+typedef struct Manager {
+    /*0x00*/ struct Manager* previous;
+    /*0x00*/ struct Manager* next;
+    /*0x08*/ u8 type;
+    /*0x09*/ u8 subtype;
+    /*0x0a*/ u8 unk_0a;
+    /*0x0b*/ u8 unk_0b;
+    /*0x0c*/ u8 action;
+    /*0x0d*/ u8 unk_0d;
+    /*0x0e*/ u8 unk_0e;
+    /*0x0f*/ u8 unk_0f[0x5];
+    /*0x14*/ struct Manager * parent;
+    /*0x18*/ u8 unk_18[0x8];
+    // union SplitHWord unk_20;
+    // u16 unk_22;
+    // u16 unk_24;
+    // u16 unk_26;
+    // u8 unk_28[0x0D];
+    // u8 unk_35;
+    // u16 unk_36;
+    // union SplitSHWord unk_38;
+    // union SplitSHWord unk_3a;
+    // u16 unk_3c;
+    // u16 unk_3e;
 } Manager;
 
 typedef struct {
-    u16 field_0x00;
-    u16 field_0x02;
-    u8 field_0x04;
-    u8 field_0x05;
-    u8 field_0x06;
+    u16 posX;
+    u16 posY;
+    u8 width;
+    u8 height;
+    u8 unk_06;
     union {
         u8 all;
         struct {
@@ -45,8 +51,55 @@ typedef struct {
             u8 unk2 : 1;
             u8 unk3 : 3;
         } PACKED b;
-    } PACKED field_0x07;
-} UnkManagerHelperStruct;
+    } PACKED unk_07;
+} Manager6WarpData;
+
+typedef struct {
+    Manager manager;
+    Manager6WarpData* warpList;
+} Manager6;
+
+typedef struct {
+    Manager manager;
+    u16 unk_20;
+    u16 unk_22;
+    u16 unk_24;
+    u16 unk_26;
+    u8 unk_28[0x0D];
+    u8 unk_35;
+    u16 unk_36;
+    u8 unk_38;
+    u8 unk_39;
+    u8 unk_3a;
+    u8 unk_3b;
+    u16 unk_3c;
+    u16 unk_3e;
+} ManagerA;
+
+typedef struct {
+    Manager manager;
+    u8 unk_20;
+    u8 unk_21[0x14];
+    u8 unk_35;
+    u8 unk_36[0x4];
+    u16 unk_3a;
+    u16 unk_3c;
+    u16 unk_3e;
+} ManagerB;
+
+typedef struct {
+    Manager manager;
+    Entity* enemies[8];
+} ManagerBHelper;
+
+typedef struct {
+    Manager manager;
+    u8 unk_20[0x18];
+    s16 unk_38;
+    s16 unk_3a;
+    u16 unk_3c;
+    u16 unk_3e;
+} ManagerE;
 
 typedef struct {
     u16 unk_00;
diff --git a/src/code_08077B98.c b/src/code_08077B98.c
index b0d62afc..2195fc3e 100644
--- a/src/code_08077B98.c
+++ b/src/code_08077B98.c
@@ -17,7 +17,6 @@ Entity* sub_08077C94(ItemBehavior*, u32);
 void* sub_08077C54(UnkItemStruct* unk);
 Entity* CreatePlayerBomb(ItemBehavior*, u32);
 extern Entity* sub_0805E744();
-extern void AppendEntityToList(Entity*, u32);
 
 extern struct_0811BE48 gUnk_0811BE48[];
 
@@ -137,4 +136,4 @@ Entity * sub_08077CF8(u32 subtype, u32 form, u32 parameter, u32 unk)
 NAKED
 void sub_08077D38(ItemBehavior *beh, u32 arg1) {
     asm(".include \"asm/non_matching/sub_08077D38.inc\"");
-}
\ No newline at end of file
+}
diff --git a/src/manager/manager4.c b/src/manager/manager4.c
index 2b0ddd3d..7a47f977 100644
--- a/src/manager/manager4.c
+++ b/src/manager/manager4.c
@@ -7,7 +7,7 @@
 extern void (*gUnk_08107C70[])(Manager*);
 
 void sub_08057854(Manager* this) {
-	    gUnk_08107C70[this->unk_0c](this);
+	    gUnk_08107C70[this->action](this);
 }
 
 extern void sub_080805F8(void);
@@ -47,7 +47,7 @@ void sub_0805786C(Manager* this) {
             tmp++;
         }
     }
-    this->unk_0c = 1;
+    this->action = 1;
 }
 
 extern u32 sub_0805795C(Manager*, DiggingCaveEntrance*);
diff --git a/src/manager/manager6.c b/src/manager/manager6.c
index be4530ad..fa2fcd24 100644
--- a/src/manager/manager6.c
+++ b/src/manager/manager6.c
@@ -8,25 +8,25 @@ extern u32 CheckPlayerInRegion(u16, u16, u8, u8);
 extern void DoExitTransition(void*);
 extern void DeleteManager(Entity*);
 
-void sub_08057CB4(Entity * this) {
+void sub_08057CB4(Manager6 * this) {
     u32 tmp;
-    UnkManagerHelperStruct* i;
-    if (this->action == 0){
-        this->action = 1;
-        this->field_0x20 = (s32) GetCurrentRoomProperty(this->entityType.form);
-        if (this->field_0x20 == 0) {
-            DeleteManager(this);
+    Manager6WarpData* i;
+    if (this->manager.action == 0){
+        this->manager.action = 1;
+        this->warpList = GetCurrentRoomProperty(this->manager.unk_0a);
+        if (!this->warpList) {
+            DeleteManager((Entity*) this);
             return;
         }
     }
-    if (this->actionDelay == 0 || gPlayerState.field_0x10[2] == 0x1e) {
-        for (i = ((UnkManagerHelperStruct*) this->field_0x20);i->field_0x00 != 0xFFFF; i++) {
-            tmp = (i->field_0x07.all & 0x3);
+    if (this->manager.unk_0e == 0 || gPlayerState.field_0x10[2] == 0x1e) {
+        for (i = this->warpList; i->posX != 0xFFFF; i++) {
+            tmp = (i->unk_07.all & 0x3);
             if (((tmp & (gPlayerEntity.collisionLayer)) != 0) &&
-                (((gPlayerState.flags.all & 0x80) != 0) || ((i->field_0x07.b.unk2) != 0)) &&
-                (CheckPlayerInRegion(i->field_0x00,i->field_0x02,i->field_0x04,i->field_0x05) != 0) &&
+                (((gPlayerState.flags.all & 0x80) != 0) || ((i->unk_07.b.unk2) != 0)) &&
+                (CheckPlayerInRegion(i->posX,i->posY,i->width,i->height) != 0) &&
                 (gPlayerEntity.height.HALF.HI == 0)) {
-                DoExitTransition(GetCurrentRoomProperty(i->field_0x06));
+                DoExitTransition(GetCurrentRoomProperty(i->unk_06));
             }
         }
     }
diff --git a/src/manager/managerA.c b/src/manager/managerA.c
index 1d94bde1..27e4224b 100644
--- a/src/manager/managerA.c
+++ b/src/manager/managerA.c
@@ -9,36 +9,36 @@
 extern void (*gUnk_081081F4[])(Manager*);
 
 void sub_08058380(Manager* this) {
-    gUnk_081081F4[this->unk_0c](this);
+    gUnk_081081F4[this->action](this);
 }
 
 
 
 extern void sub_0805E3A0(Manager*, u32);
 
-void sub_08058398(Manager* this) {
+void sub_08058398(ManagerA* this) {
     
     if (CheckFlags(this->unk_3c) != 0) {
         DeleteThisEntity();
     }
-    this->unk_24 = this->unk_3a.HALF.LO<<3;
-    this->unk_26 = this->unk_3a.HALF.HI<<3;
-    this->unk_20 = this->unk_24 + (this->unk_38.HALF.LO<<4);
-    this->unk_22 = this->unk_26 + (this->unk_38.HALF.HI<<4);
-    sub_0805E3A0(this, 0x06);
+    this->unk_24 = this->unk_3a<<3;
+    this->unk_26 = this->unk_3b<<3;
+    this->unk_20 = this->unk_24 + (this->unk_38<<4);
+    this->unk_22 = this->unk_26 + (this->unk_39<<4);
+    sub_0805E3A0(&this->manager, 0x06);
     if (this->unk_3e == 0) {
-        this->unk_0c = 2;
+        this->manager.action = 2;
     } else {
-        this->unk_0c = 1;
+        this->manager.action = 1;
     }
 }
 
 
-void sub_08058408(Manager*);
+void sub_08058408(ManagerA*);
 
-void sub_080583EC(Manager* this) {
+void sub_080583EC(ManagerA* this) {
     if (CheckFlags(this->unk_3e) != 0) {
-        this->unk_0c = 2;
+        this->manager.action = 2;
         sub_08058408(this);
     }
 }
@@ -50,15 +50,15 @@ extern void sub_08078AA8(u32, u32);
 extern void sub_080186C0(u16);
 extern void sub_08078B48(void);
 
-u32 sub_0805848C(Manager*);
-void sub_080585DC(Manager*);
+u32 sub_0805848C(ManagerA*);
+void sub_080585DC(ManagerA*);
 
-void sub_08058408(Manager* this){
+void sub_08058408(ManagerA* this){
     u32 tmp2;
     tmp2 = (gPlayerState.flags.all & 0x08);
     if (tmp2 != 0) return;
     if (!CheckPlayerInRegion(this->unk_20, this->unk_22, this->unk_24, this->unk_26)) return;
-    switch (this->unk_0a) {
+    switch (this->manager.unk_0a) {
         case 1:
             return;
         case 2:
@@ -71,20 +71,20 @@ void sub_08058408(Manager* this){
             sub_08078A90(3);
             sub_08078B48();
             sub_0805E544();
-            this->unk_0c = 3;
-            this->unk_0d = 0;
-            this->unk_0e = 0x1e;
+            this->manager.action = 3;
+            this->manager.unk_0d = 0;
+            this->manager.unk_0e = 0x1e;
             return;
         case 3:
-            this->unk_0c = 4;
-            this->unk_0d = tmp2;
+            this->manager.action = 4;
+            this->manager.unk_0d = tmp2;
             sub_080186C0(this->unk_36);
             return;
     }
 }
 
 
-u32 sub_0805848C(Manager* this) {
+u32 sub_0805848C(ManagerA* this) {
     switch (gPlayerState.field_0xa8[0]-5) {
         case 0:
         case 2:
@@ -119,8 +119,8 @@ u32 sub_0805848C(Manager* this) {
 
 extern void UnfreezeTime(void);
 
-void sub_08058514(Manager* this) {
-    switch (this->unk_0d) {
+void sub_08058514(ManagerA* this) {
+    switch (this->manager.unk_0d) {
         case 1:
             if ((gPlayerState.flags.all & 0x1235) != 0)
                 return;
@@ -128,13 +128,13 @@ void sub_08058514(Manager* this) {
                 return;
             gPlayerState.jumpStatus = 0;
             sub_08078AA8(this->unk_36, this->unk_35);
-            this->unk_0d++;
-            this->unk_0e = 0x1E;
+            this->manager.unk_0d++;
+            this->manager.unk_0e = 0x1E;
             return;
         case 0:
         case 2:
-            if (((--this->unk_0e)<<0x18) == 0) {
-                this->unk_0d++;
+            if (((--this->manager.unk_0e)<<0x18) == 0) {
+                this->manager.unk_0d++;
             }
             return;
         case 3:
@@ -152,7 +152,7 @@ void sub_08058514(Manager* this) {
 
 extern void sub_0801855C(void);
 
-void sub_080585B0(Manager* this) {
+void sub_080585B0(ManagerA* this) {
     if (gArea.filler4[0] != 0xFF) {
         DeleteThisEntity();
     }
@@ -161,7 +161,7 @@ void sub_080585B0(Manager* this) {
         DeleteThisEntity();
     }
 }
-void sub_080585DC(Manager* this) {
+void sub_080585DC(ManagerA* this) {
     if (CheckFlags(this->unk_3c)) {
         DeleteThisEntity();
     }
diff --git a/src/manager/managerE.c b/src/manager/managerE.c
index 7145ad13..f9edc70a 100644
--- a/src/manager/managerE.c
+++ b/src/manager/managerE.c
@@ -12,28 +12,28 @@ extern void sub_08078A90(u32);
 extern void sub_08078B48(void);
 extern void PlaySFX(u32);
 
-void sub_08058E60(Manager* this) {
-    if (!this->unk_0c) {
-        this->unk_0c = 1;
+void sub_08058E60(ManagerE* this) {
+    if (!this->manager.action) {
+        this->manager.action = 1;
         if (CheckFlags(this->unk_3e)) {
-            DeleteManager(this);
+            DeleteManager(&this->manager);
             return;
         }
     }
     if (!CheckFlags(this->unk_3e))
         return;
-    if (this->unk_0b != 0) {
-        this->unk_0b = 0;
+    if (this->manager.unk_0b != 0) {
+        this->manager.unk_0b = 0;
         sub_08078A90(0xff);
         sub_08078B48();
     }
-    if (this->unk_3a.SHWORD == 0){
-        if (this->unk_38.SHWORD != 0) {
-            PlaySFX(this->unk_38.SHWORD);
+    if (this->unk_3a == 0){
+        if (this->unk_38 != 0) {
+            PlaySFX(this->unk_38);
         }
-        LoadRoomEntityList(GetCurrentRoomProperty(this->unk_0a));
+        LoadRoomEntityList(GetCurrentRoomProperty(this->manager.unk_0a));
         DeleteThisEntity();
     } else {
-        this->unk_3a.SHWORD -= 1;
+        this->unk_3a -= 1;
     }
 }
diff --git a/src/npc/festari.c b/src/npc/festari.c
index 54688ac2..3a86130c 100644
--- a/src/npc/festari.c
+++ b/src/npc/festari.c
@@ -4,7 +4,6 @@
 #include "npc.h"
 #include "player.h"
 
-extern void sub_0805E3A0(Entity*, u32);
 extern u32 sub_0801E99C(Entity*);
 extern void sub_08078784(Entity*, u32);
 extern void sub_0807DD50(Entity*);
@@ -84,4 +83,4 @@ void sub_0805FF18(Entity *this)
   if (UpdateFuseInteraction(this)) {
     this->action = 1;
   }
-}
\ No newline at end of file
+}
diff --git a/src/npc/goronMerchant.c b/src/npc/goronMerchant.c
index c2d7cd03..9c2e56fe 100644
--- a/src/npc/goronMerchant.c
+++ b/src/npc/goronMerchant.c
@@ -92,13 +92,13 @@ void sub_08069660(Entity *this)
 
 void sub_08069684(void)
 {
-    Entity *mgr;
+    Manager *mgr;
     
     if (FindEntityInListBySubtype(9, 0x31, 8) == NULL) {
         mgr = GetEmptyManager();
         if (mgr != NULL) {
-            mgr->entityType.type = 9;
-            mgr->entityType.subtype = 0x31;
+            mgr->type = 9;
+            mgr->subtype = 0x31;
             AppendEntityToList(mgr, 8);
         }
     }
@@ -140,4 +140,4 @@ u32 sub_080696BC(Entity* this)
     uVar1 = 4;
   }
   return gUnk_08111BA0[uVar1 * 3 + iVar3];
-}
\ No newline at end of file
+}
diff --git a/src/npc/melari.c b/src/npc/melari.c
index a4cce8f6..a50d4aad 100644
--- a/src/npc/melari.c
+++ b/src/npc/melari.c
@@ -8,7 +8,6 @@ extern void sub_0806ED78(Entity*);
 extern void sub_08068780(Entity*);
 extern void sub_08078778(Entity*);
 extern u32 Random(void);
-extern void sub_0805E3A0(Entity*, u32);
 extern void sub_0807DD50(Entity*);
 extern void sub_0806F118(Entity*);
 extern void sub_0807DDAC(Entity*, u32);
@@ -170,4 +169,4 @@ void Melari_Fusion(Entity* this) {
 }
 
 void nullsub_502(Entity* this) {
-}
\ No newline at end of file
+}
diff --git a/src/npc/postman.c b/src/npc/postman.c
index 2f357b57..f3d9bd96 100644
--- a/src/npc/postman.c
+++ b/src/npc/postman.c
@@ -20,7 +20,6 @@ extern s32 sub_0806ED9C(Entity*, u32, u32);
 extern void sub_0806EE20(Entity*);
 extern void sub_0806ED78(Entity*);
 extern u32 sub_080040A8(Entity*);
-extern void sub_0805E3A0(Entity*, u32);
 extern u32 sub_0801E99C(Entity*);
 extern void sub_0807DD50(Entity*);
 extern void sub_0806F118(Entity*);
diff --git a/src/npc/rem.c b/src/npc/rem.c
index 2edd917e..b183f687 100644
--- a/src/npc/rem.c
+++ b/src/npc/rem.c
@@ -6,7 +6,6 @@ extern void sub_0807DDAC(Entity*, u32);
 extern void sub_0807DDE4(Entity*);
 extern void sub_0806ED78(Entity*);
 extern void PlaySFX(u32);
-extern void sub_0805E3A0(Entity*, u32);
 extern void sub_0806A8C8(Entity*);
 extern void sub_0807DD94(Entity*, u32);
 
diff --git a/src/npc/zelda.c b/src/npc/zelda.c
index 941f96e5..f708c6b8 100644
--- a/src/npc/zelda.c
+++ b/src/npc/zelda.c
@@ -5,7 +5,6 @@
 #include "flags.h"
 
 extern void PrependEntityToList(Entity*, u32);
-extern void sub_0805E3A0(Entity*, u32);
 extern void sub_0807DD50(Entity*);
 extern void sub_0807DD94(Entity*, u32);
 extern Entity* FindEntityBySubtype(u32, u32);