diff --git a/data/overlays/actors/z_bg_hidan_firewall.data.s b/data/overlays/actors/z_bg_hidan_firewall.data.s
deleted file mode 100644
index ff4314b4d1..0000000000
--- a/data/overlays/actors/z_bg_hidan_firewall.data.s
+++ /dev/null
@@ -1,22 +0,0 @@
-.include "macro.inc"
-
- # assembler directives
- .set noat      # allow manual use of $at
- .set noreorder # don't insert nops after branches
- .set gp=64     # allow use of 64-bit general purposee registers
-
-.section .data
-
-glabel Bg_Hidan_Firewall_InitVars
- .word 0x000C0100, 0x00000000, 0x002C0000, 0x000001A0
-.word BgHidanFirewall_Init
-.word BgHidanFirewall_Destroy
-.word BgHidanFirewall_Update
-.word 0x00000000
-glabel D_80886CD0
- .word 0x0A110009, 0x20010000, 0x00000000, 0x20000000, 0x01040000, 0xFFCFFFFF, 0x00000000, 0x19000100, 0x001E0053, 0x00000000, 0x00000000
-glabel D_80886CFC
- .word 0x01000050, 0x0064FF00
-glabel D_80886D04
- .word 0x06015D20, 0x06016120, 0x06016520, 0x06016920, 0x06016D20, 0x06017120, 0x06017520, 0x06017920, 0x00000000, 0x00000000, 0x00000000
-
diff --git a/data/overlays/actors/z_bg_hidan_firewall.reloc.s b/data/overlays/actors/z_bg_hidan_firewall.reloc.s
deleted file mode 100644
index 4edd3b7d26..0000000000
--- a/data/overlays/actors/z_bg_hidan_firewall.reloc.s
+++ /dev/null
@@ -1,11 +0,0 @@
-.include "macro.inc"
-
- # assembler directives
- .set noat      # allow manual use of $at
- .set noreorder # don't insert nops after branches
- .set gp=64     # allow use of 64-bit general purposee registers
-
-.section .rodata
-glabel D_80886D90
-
-.incbin "baserom/ovl_Bg_Hidan_Firewall", 0x730, 0x000000B0
diff --git a/data/overlays/actors/z_bg_hidan_firewall.rodata.s b/data/overlays/actors/z_bg_hidan_firewall.rodata.s
deleted file mode 100644
index b8181b7023..0000000000
--- a/data/overlays/actors/z_bg_hidan_firewall.rodata.s
+++ /dev/null
@@ -1,29 +0,0 @@
-.include "macro.inc"
-
- # assembler directives
- .set noat      # allow manual use of $at
- .set noreorder # don't insert nops after branches
- .set gp=64     # allow use of 64-bit general purposee registers
-
-.section .rodata
-
-glabel D_80886D30
-    .asciz "../z_bg_hidan_firewall.c"
-    .balign 4
-
-glabel D_80886D4C
-    .asciz "../z_bg_hidan_firewall.c"
-    .balign 4
-
-glabel D_80886D68
-    .asciz "../z_bg_hidan_firewall.c"
-    .balign 4
-
-glabel D_80886D84
- .word 0x3DF5C28F
-glabel D_80886D88
- .word 0x3C23D70A
-glabel D_80886D8C
- .word 0x3C23D70A
-
-
diff --git a/data/overlays/actors/z_en_ani.data.s b/data/overlays/actors/z_en_ani.data.s
deleted file mode 100644
index ec7217f35b..0000000000
--- a/data/overlays/actors/z_en_ani.data.s
+++ /dev/null
@@ -1,24 +0,0 @@
-.include "macro.inc"
-
- # assembler directives
- .set noat      # allow manual use of $at
- .set noreorder # don't insert nops after branches
- .set gp=64     # allow use of 64-bit general purposee registers
-
-.section .data
-
-glabel En_Ani_InitVars
- .word 0x01670400, 0x00000009, 0x00EC0000, 0x000002B4
-.word EnAni_Init
-.word EnAni_Destroy
-.word EnAni_Update
-.word EnAni_Draw
-glabel D_809B0F40
- .word 0x0A001139, 0x10010000, 0x00000000, 0x00000000, 0x00000000, 0xFFCFFFFF, 0x00000000, 0x00010100, 0x001E0028, 0x00000000, 0x00000000
-glabel D_809B0F6C
- .word 0xC850000A, 0x30F40352
-glabel D_809B0F74
- .word 0x44480000, 0x43FA0000, 0x00000000
-glabel D_809B0F80
- .word 0x06000408, 0x06001518, 0x06001D18, 0x00000000
-
diff --git a/data/overlays/actors/z_en_ani.reloc.s b/data/overlays/actors/z_en_ani.reloc.s
deleted file mode 100644
index 424f5f1f78..0000000000
--- a/data/overlays/actors/z_en_ani.reloc.s
+++ /dev/null
@@ -1,11 +0,0 @@
-.include "macro.inc"
-
- # assembler directives
- .set noat      # allow manual use of $at
- .set noreorder # don't insert nops after branches
- .set gp=64     # allow use of 64-bit general purposee registers
-
-.section .rodata
-glabel D_809B0FD0
-
-.incbin "baserom/ovl_En_Ani", 0xC60, 0x00000150
diff --git a/data/overlays/actors/z_en_ani.rodata.s b/data/overlays/actors/z_en_ani.rodata.s
deleted file mode 100644
index f34a448374..0000000000
--- a/data/overlays/actors/z_en_ani.rodata.s
+++ /dev/null
@@ -1,26 +0,0 @@
-.include "macro.inc"
-
- # assembler directives
- .set noat      # allow manual use of $at
- .set noreorder # don't insert nops after branches
- .set gp=64     # allow use of 64-bit general purposee registers
-
-.section .rodata
-
-glabel D_809B0F90
-    .asciz "../z_en_ani.c"
-    .balign 4
-
-glabel D_809B0FA0
-    .asciz "../z_en_ani.c"
-    .balign 4
-
-glabel jtbl_809B0FB0
-.word L809B0BC0
-.word L809B0BD4
-.word L809B0BE8
-.word L809B0BFC
-.word L809B0C10
-.word 0x00000000, 0x00000000, 0x00000000
-
-