diff --git a/spec b/spec
index f6fb137b26..fc536a6a4e 100644
--- a/spec
+++ b/spec
@@ -1908,8 +1908,7 @@ beginseg
     name "ovl_Effect_Ss_K_Fire"
     compress
     include "build/src/overlays/effects/ovl_Effect_Ss_K_Fire/z_eff_ss_k_fire.o"
-    include "build/data/ovl_Effect_Ss_K_Fire/ovl_Effect_Ss_K_Fire.data.o"
-    include "build/data/ovl_Effect_Ss_K_Fire/ovl_Effect_Ss_K_Fire.reloc.o"
+    include "build/src/overlays/effects/ovl_Effect_Ss_K_Fire/ovl_Effect_Ss_K_Fire_reloc.o"
 endseg
 
 beginseg
diff --git a/src/overlays/effects/ovl_Effect_Ss_K_Fire/z_eff_ss_k_fire.c b/src/overlays/effects/ovl_Effect_Ss_K_Fire/z_eff_ss_k_fire.c
index b477545c2d..e93210b89d 100644
--- a/src/overlays/effects/ovl_Effect_Ss_K_Fire/z_eff_ss_k_fire.c
+++ b/src/overlays/effects/ovl_Effect_Ss_K_Fire/z_eff_ss_k_fire.c
@@ -5,23 +5,103 @@
  */
 
 #include "z_eff_ss_k_fire.h"
+#include "objects/gameplay_keep/gameplay_keep.h"
+
+#define rAlpha regs[0]
+#define rScroll regs[2]
+#define rType regs[3]
+#define rYScale regs[4]
+#define rXZScale regs[5]
+#define rScaleMax regs[6]
 
 #define PARAMS ((EffectSsKFireInitParams*)initParamsx)
 
-s32 EffectSsKFire_Init(GlobalContext* globalCtx, u32 index, EffectSs* this, void* initParamsx);
+u32 EffectSsKFire_Init(GlobalContext* globalCtx, u32 index, EffectSs* this, void* initParamsx);
 void EffectSsKFire_Update(GlobalContext* globalCtx, u32 index, EffectSs* this);
 void EffectSsKFire_Draw(GlobalContext* globalCtx, u32 index, EffectSs* this);
 
-#if 0
 const EffectSsInit Effect_Ss_K_Fire_InitVars = {
     EFFECT_SS_K_FIRE,
     EffectSsKFire_Init,
 };
 
-#endif
+u32 EffectSsKFire_Init(GlobalContext* globalCtx, u32 index, EffectSs* this, void* initParamsx) {
+    EffectSsKFireInitParams* initParams = PARAMS;
 
-#pragma GLOBAL_ASM("asm/non_matchings/overlays/ovl_Effect_Ss_K_Fire/EffectSsKFire_Init.s")
+    this->pos = initParams->pos;
+    this->velocity = initParams->velocity;
+    this->accel = initParams->accel;
+    this->life = 100;
+    this->rScaleMax = initParams->scaleMax;
+    this->rAlpha = 255;
+    this->rScroll = Rand_ZeroFloat(5.0f) - 25;
+    this->rType = initParams->type;
+    this->draw = EffectSsKFire_Draw;
+    this->update = EffectSsKFire_Update;
 
-#pragma GLOBAL_ASM("asm/non_matchings/overlays/ovl_Effect_Ss_K_Fire/EffectSsKFire_Draw.s")
+    return 1;
+}
 
-#pragma GLOBAL_ASM("asm/non_matchings/overlays/ovl_Effect_Ss_K_Fire/EffectSsKFire_Update.s")
+void EffectSsKFire_Draw(GlobalContext* globalCtx, u32 index, EffectSs* this) {
+    s32 pad;
+    GraphicsContext* gfxCtx = globalCtx->state.gfxCtx;
+    f32 xzScale;
+    f32 yScale;
+
+    xzScale = this->rXZScale / 10000.0f;
+    yScale = this->rYScale / 10000.0f;
+
+    OPEN_DISPS(gfxCtx);
+
+    Matrix_Translate(this->pos.x, this->pos.y, this->pos.z, MTXMODE_NEW);
+    Matrix_Scale(xzScale, yScale, xzScale, MTXMODE_APPLY);
+    func_8012C2DC(globalCtx->state.gfxCtx);
+    gSPSegment(POLY_XLU_DISP++, 0x08,
+               Gfx_TwoTexScroll(globalCtx->state.gfxCtx, 0, 0, 0, 0x20, 0x40, 1, 0,
+                                globalCtx->state.frames * this->rScroll, 0x20, 0x80));
+
+    if (this->rType >= 100) {
+        gDPSetPrimColor(POLY_XLU_DISP++, 0x80, 0x80, 255, 255, 0, this->rAlpha);
+        gDPSetEnvColor(POLY_XLU_DISP++, 255, 10, 0, 0);
+    } else {
+        gDPSetPrimColor(POLY_XLU_DISP++, 0x80, 0x80, 255, 255, 255, this->rAlpha);
+        gDPSetEnvColor(POLY_XLU_DISP++, 0, 255, 255, 0);
+    }
+
+    gDPPipeSync(POLY_XLU_DISP++);
+    Matrix_ReplaceRotation(&globalCtx->billboardMtxF);
+
+    if ((index % 2) != 0) {
+        Matrix_RotateYF(M_PI, MTXMODE_APPLY);
+    }
+
+    gSPMatrix(POLY_XLU_DISP++, Matrix_NewMtx(globalCtx->state.gfxCtx), G_MTX_NOPUSH | G_MTX_LOAD | G_MTX_MODELVIEW);
+    gSPDisplayList(POLY_XLU_DISP++, gGameplayKeepDrawFlameDL);
+
+    CLOSE_DISPS(gfxCtx);
+}
+
+void EffectSsKFire_Update(GlobalContext* globalCtx, u32 index, EffectSs* this) {
+    if (this->rXZScale < this->rScaleMax) {
+        this->rXZScale += 4;
+        this->rYScale += 4;
+
+        if (this->rXZScale > this->rScaleMax) {
+            this->rXZScale = this->rScaleMax;
+
+            if (this->rType != 3) {
+                this->rYScale = this->rScaleMax;
+            }
+        }
+    } else if (this->rAlpha > 0) {
+        this->rAlpha -= 10;
+        if (this->rAlpha <= 0) {
+            this->rAlpha = 0;
+            this->life = 0;
+        }
+    }
+
+    if (this->rType == 3) {
+        this->rYScale++;
+    }
+}