diff --git a/data/field_effect_misc.s b/data/field_effect_misc.s
index 88f9f1c94..ef73c3263 100644
--- a/data/field_effect_misc.s
+++ b/data/field_effect_misc.s
@@ -4,28 +4,169 @@
 	.section .rodata
 
     .align 2
-    .incbin "baserom.gba", 0x58d978, 0x2a0
+gSpriteImage_858D978:: @ 858D978
+    .incbin "graphics/unknown/858E588/0.4bpp"
+
+    .align 2
+gSpriteImage_858D9F8:: @ 858D9F8
+    .incbin "graphics/unknown/858E588/1.4bpp"
+
+    .align 2
+gSpriteImage_858DA78:: @ 858DA78
+    .incbin "graphics/unknown/858E588/2.4bpp"
+
+    .align 2
+gSpriteImage_858DAF8:: @ 858DAF8
+    .incbin "graphics/unknown/858E588/3.4bpp"
+
+    .align 2
+gSpriteImage_858DB78:: @ 858DB78
+    .incbin "graphics/unknown/858E588/4.4bpp"
+
+	.space 32
 
 	.align 2
 gFieldEffectObjectPalette7:: @ 858DC18
 	.incbin "graphics/map_objects/palettes/field_effect_object_palette_07.gbapal"
 
-	.incbin "baserom.gba", 0x58dc38, 0x580
+    .align 2
+gSpriteImage_858DC38:: @ 858DC38
+    .incbin "graphics/unknown/858E5D8/0.4bpp"
+
+    .align 2
+gSpriteImage_858DCB8:: @ 858DCB8
+    .incbin "graphics/unknown/858E5D8/1.4bpp"
+
+    .align 2
+gSpriteImage_858DD38:: @ 858DD38
+    .incbin "graphics/unknown/858E5D8/2.4bpp"
+
+    .align 2
+gSpriteImage_858DDB8:: @ 858DDB8
+    .incbin "graphics/unknown/858E5D8/3.4bpp"
+
+    .align 2
+gSpriteImage_858DE38:: @ 858DE38
+    .incbin "graphics/unknown/858E5D8/4.4bpp"
+
+    .align 2
+gSpriteImage_858DEB8:: @ 858DEB8
+    .incbin "graphics/unknown/858E5B0/0.4bpp"
+
+    .align 2
+gSpriteImage_858DF38:: @ 858DF38
+    .incbin "graphics/unknown/858E5B0/1.4bpp"
+
+    .align 2
+gSpriteImage_858DFB8:: @ 858DFB8
+    .incbin "graphics/unknown/858E5B0/2.4bpp"
+
+    .align 2
+gSpriteImage_858E038:: @ 858E038
+    .incbin "graphics/unknown/858E5B0/3.4bpp"
+
+    .align 2
+gSpriteImage_858E0B8:: @ 858E0B8
+    .incbin "graphics/unknown/858E5B0/4.4bpp"
+
+    .align 2
+gSpriteImage_858E138:: @ 858E138
+    .incbin "graphics/unknown/858E5B0/5.4bpp"
 
 	.align 2
 gFieldEffectObjectPalette8:: @ 858E1B8
 	.incbin "graphics/map_objects/palettes/field_effect_object_palette_08.gbapal"
 
-	.incbin "baserom.gba", 0x58e1d8, 0x428
+    .align 2
+gSpriteImage_858E1D8:: @ 858E1D8
+    .incbin "graphics/unknown/858E674/0.4bpp"
 
+    .align 2
+gSpriteImage_858E2D8:: @ 858E2D8
+    .incbin "graphics/unknown/858E674/1.4bpp"
+
+    .align 2
+gSpriteImage_858E3D8:: @ 858E3D8
+    .incbin "graphics/unknown/858E674/2.4bpp"
+
+	.align 2
+gOamData_858E4D8:: @ 858E4D8
+	.2byte 0x0000, 0x4000, 0x0800, 0x0000
+
+	.align 2
+gSpriteAnim_858E4E0:: @ 858E4E0
+	.2byte 0x0000, 0x0008, 0x0001, 0x0008, 0x0002, 0x0008, 0x0003, 0x0008, 0x0004, 0x0008, 0xffff, 0x0000
+
+	.align 2
+gSpriteAnim_858E4F8:: @ 858E4F8
+	.2byte 0x0000, 0x0008, 0x0001, 0x0008, 0x0002, 0x0008, 0x0003, 0x0008, 0x0004, 0x0008, 0xffff, 0x0000
+
+	.align 2
+gSpriteAnim_858E510:: @ 858E510
+	.2byte 0x0004, 0x0008, 0x0003, 0x0008, 0x0002, 0x0008, 0x0001, 0x0008, 0x0000, 0x0008, 0xffff, 0x0000
+
+	.align 2
+gSpriteAnim_858E528:: @ 858E528
+	.2byte 0x0000, 0x0048, 0x0001, 0x0048, 0x0002, 0x0048, 0x0003, 0x0048, 0x0004, 0x0048, 0xffff, 0x0000
+
+	.align 2
+gSpriteAnim_858E540:: @ 858E540
+	.2byte 0x0004, 0x0048, 0x0003, 0x0048, 0x0002, 0x0048, 0x0001, 0x0048, 0x0000, 0x0048, 0xffff, 0x0000
+
+	.align 2
+gSpriteAnim_858E558:: @ 858E558
+	.2byte 0x0000, 0x0008, 0x0001, 0x0008, 0x0002, 0x0008, 0x0003, 0x0008, 0x0004, 0x0008, 0xffff, 0x0000
+
+	.align 2
+gSpriteAnimTable_858E570:: @ 858E570
+	.4byte gSpriteAnim_858E4E0
+
+	.align 2
+gSpriteAnimTable_858E574:: @ 858E574
+	.4byte gSpriteAnim_858E4F8
+	.4byte gSpriteAnim_858E510
+	.4byte gSpriteAnim_858E528
+	.4byte gSpriteAnim_858E540
+
+	.align 2
+gSpriteAnimTable_858E584:: @ 858E584
+	.4byte gSpriteAnim_858E558
+
+	.align 2
+gUnknown_858E588:: @ 858E588
+	obj_frame_tiles gSpriteImage_858D978, 0x0080
+	obj_frame_tiles gSpriteImage_858D9F8, 0x0080
+	obj_frame_tiles gSpriteImage_858DA78, 0x0080
+	obj_frame_tiles gSpriteImage_858DAF8, 0x0080
+	obj_frame_tiles gSpriteImage_858DB78, 0x0080
+
+	.align 2
+gUnknown_858E5B0:: @ 858E5B0
+	obj_frame_tiles gSpriteImage_858DEB8, 0x0080
+	obj_frame_tiles gSpriteImage_858DF38, 0x0080
+	obj_frame_tiles gSpriteImage_858DFB8, 0x0080
+	obj_frame_tiles gSpriteImage_858E038, 0x0080
+	obj_frame_tiles gSpriteImage_858E0B8, 0x0080
+
+	.align 2
+gUnknown_858E5D8:: @ 858E5D8
+	obj_frame_tiles gSpriteImage_858DC38, 0x0080
+	obj_frame_tiles gSpriteImage_858DCB8, 0x0080
+	obj_frame_tiles gSpriteImage_858DD38, 0x0080
+	obj_frame_tiles gSpriteImage_858DDB8, 0x0080
+	obj_frame_tiles gSpriteImage_858DE38, 0x0080
+
+	.align 2
 gUnknown_0858E600:: @ 858E600
-	.incbin "baserom.gba", 0x58e600, 0x18
+	spr_template 0xffff, 0x1003, gOamData_858E4D8, gSpriteAnimTable_858E570, gUnknown_858E588, gDummySpriteAffineAnimTable, sub_80FA18C
 
+	.align 2
 gUnknown_0858E618:: @ 858E618
-	.incbin "baserom.gba", 0x58e618, 0x18
+	spr_template 0xffff, 0x1008, gOamData_858E4D8, gSpriteAnimTable_858E574, gUnknown_858E5B0, gDummySpriteAffineAnimTable, sub_80FA2D8
 
+	.align 2
 gUnknown_0858E630:: @ 858E630
-	.incbin "baserom.gba", 0x58e630, 0x18
+	spr_template 0xffff, 0x1008, gOamData_858E4D8, gSpriteAnimTable_858E584, gUnknown_858E5D8, gDummySpriteAffineAnimTable, sub_80FA3FC
 
 	.align 2
 gFieldEffectObjectPaletteInfo7:: @ 858E648
@@ -35,10 +176,27 @@ gFieldEffectObjectPaletteInfo7:: @ 858E648
 gFieldEffectObjectPaletteInfo8:: @ 858E650
 	obj_pal gFieldEffectObjectPalette8, 0x1008
 
-	.incbin "baserom.gba", 0x58e658, 0x34
+	.align 2
+gOamData_858E658:: @ 858E658
+	.2byte 0x8000, 0x8000, 0x0800, 0x0000
 
+	.align 2
+gSpriteAnim_858E660:: @ 858E660
+	.2byte 0x0000, 0x0006, 0x0001, 0x0006, 0x0002, 0x0006, 0xffff, 0x0000
+
+	.align 2
+gSpriteAnimTable_858E670:: @ 858E670
+	.4byte gSpriteAnim_858E660
+
+	.align 2
+gUnknown_0858E674:: @ 858E674
+	obj_frame_tiles gSpriteImage_858E1D8, 0x0100
+	obj_frame_tiles gSpriteImage_858E2D8, 0x0100
+	obj_frame_tiles gSpriteImage_858E3D8, 0x0100
+
+	.align 2
 gUnknown_0858E68C:: @ 858E68C
-	.incbin "baserom.gba", 0x58e68c, 0x18
+	spr_template 0xffff, 0x100e, gOamData_858E658, gSpriteAnimTable_858E670, gUnknown_0858E674, gDummySpriteAffineAnimTable, door_restore_tilemap
 
 	.align 2
 @ This uses one of the secret base palettes, so there is no
@@ -46,10 +204,41 @@ gUnknown_0858E68C:: @ 858E68C
 gFieldEffectObjectPaletteInfo9:: @ 858E6A4
 	obj_pal gTilesetPalettes_SecretBase + 5 * 0x20, 0x100E
 
-	.incbin "baserom.gba", 0x58e6ac, 0x1b8
+    .align 2
+gSpriteImage_858E6AC:: @ 858E6AC
+    .incbin "graphics/unknown/858E84C/0.4bpp"
 
+    .align 2
+gSpriteImage_858E72C:: @ 858E72C
+    .incbin "graphics/unknown/858E84C/1.4bpp"
+
+    .align 2
+gSpriteImage_858E7AC:: @ 858E7AC
+    .incbin "graphics/unknown/858E84C/2.4bpp"
+
+    .align 2
+gUnknown_0858E82C:: @ 858E82C
+    .incbin "graphics/unknown/unknown_58E82C.gbapal"
+
+    .align 2
+gUnknown_0858E84C:: @ 858E84C
+	obj_frame_tiles gSpriteImage_858E6AC, 0x0080
+	obj_frame_tiles gSpriteImage_858E72C, 0x0080
+	obj_frame_tiles gSpriteImage_858E7AC, 0x0080
+
+    .align 2
 gUnknown_0858E864:: @ 858E864
-	.incbin "baserom.gba", 0x58e864, 0x1c
+	obj_pal gUnknown_0858E82C, 0x1000
 
+    .align 2
+gSpriteAnim_858E86C:: @ 858E86C
+	.2byte 0x0000, 0x001e, 0x0001, 0x001e, 0x0002, 0x001e, 0xfffe, 0x0000
+
+    .align 2
+gSpriteAnimTable_858E87C:: @ 858E87C
+	.4byte gSpriteAnim_858E86C
+
+    .align 2
 gUnknown_0858E880:: @ 858E880
-	.incbin "baserom.gba", 0x58e880, 0x18
+	spr_template 0xffff, 0x1000, gFieldObjectBaseOam_32x8, gSpriteAnimTable_858E87C, gUnknown_0858E84C, gDummySpriteAffineAnimTable, SpriteCallbackDummy
+
diff --git a/graphics/unknown/858E588/0.png b/graphics/unknown/858E588/0.png
new file mode 100644
index 000000000..70b0774b0
Binary files /dev/null and b/graphics/unknown/858E588/0.png differ
diff --git a/graphics/unknown/858E588/1.png b/graphics/unknown/858E588/1.png
new file mode 100644
index 000000000..e176b5f73
Binary files /dev/null and b/graphics/unknown/858E588/1.png differ
diff --git a/graphics/unknown/858E588/2.png b/graphics/unknown/858E588/2.png
new file mode 100644
index 000000000..c006bb660
Binary files /dev/null and b/graphics/unknown/858E588/2.png differ
diff --git a/graphics/unknown/858E588/3.png b/graphics/unknown/858E588/3.png
new file mode 100644
index 000000000..67a3cf769
Binary files /dev/null and b/graphics/unknown/858E588/3.png differ
diff --git a/graphics/unknown/858E588/4.png b/graphics/unknown/858E588/4.png
new file mode 100644
index 000000000..e2a5aec4f
Binary files /dev/null and b/graphics/unknown/858E588/4.png differ
diff --git a/graphics/unknown/858E5B0/0.png b/graphics/unknown/858E5B0/0.png
new file mode 100644
index 000000000..afd104d7c
Binary files /dev/null and b/graphics/unknown/858E5B0/0.png differ
diff --git a/graphics/unknown/858E5B0/1.png b/graphics/unknown/858E5B0/1.png
new file mode 100644
index 000000000..026b9b7af
Binary files /dev/null and b/graphics/unknown/858E5B0/1.png differ
diff --git a/graphics/unknown/858E5B0/2.png b/graphics/unknown/858E5B0/2.png
new file mode 100644
index 000000000..360e2ab63
Binary files /dev/null and b/graphics/unknown/858E5B0/2.png differ
diff --git a/graphics/unknown/858E5B0/3.png b/graphics/unknown/858E5B0/3.png
new file mode 100644
index 000000000..88672c182
Binary files /dev/null and b/graphics/unknown/858E5B0/3.png differ
diff --git a/graphics/unknown/858E5B0/4.png b/graphics/unknown/858E5B0/4.png
new file mode 100644
index 000000000..660ad331d
Binary files /dev/null and b/graphics/unknown/858E5B0/4.png differ
diff --git a/graphics/unknown/858E5B0/5.png b/graphics/unknown/858E5B0/5.png
new file mode 100644
index 000000000..7006e9cc9
Binary files /dev/null and b/graphics/unknown/858E5B0/5.png differ
diff --git a/graphics/unknown/858E5D8/0.png b/graphics/unknown/858E5D8/0.png
new file mode 100644
index 000000000..110b1dd0a
Binary files /dev/null and b/graphics/unknown/858E5D8/0.png differ
diff --git a/graphics/unknown/858E5D8/1.png b/graphics/unknown/858E5D8/1.png
new file mode 100644
index 000000000..f50079de7
Binary files /dev/null and b/graphics/unknown/858E5D8/1.png differ
diff --git a/graphics/unknown/858E5D8/2.png b/graphics/unknown/858E5D8/2.png
new file mode 100644
index 000000000..a54bb3d12
Binary files /dev/null and b/graphics/unknown/858E5D8/2.png differ
diff --git a/graphics/unknown/858E5D8/3.png b/graphics/unknown/858E5D8/3.png
new file mode 100644
index 000000000..0ea6e43c9
Binary files /dev/null and b/graphics/unknown/858E5D8/3.png differ
diff --git a/graphics/unknown/858E5D8/4.png b/graphics/unknown/858E5D8/4.png
new file mode 100644
index 000000000..4b4e300bb
Binary files /dev/null and b/graphics/unknown/858E5D8/4.png differ
diff --git a/graphics/unknown/858E674/0.png b/graphics/unknown/858E674/0.png
new file mode 100644
index 000000000..64b61050f
Binary files /dev/null and b/graphics/unknown/858E674/0.png differ
diff --git a/graphics/unknown/858E674/1.png b/graphics/unknown/858E674/1.png
new file mode 100644
index 000000000..05cd8f396
Binary files /dev/null and b/graphics/unknown/858E674/1.png differ
diff --git a/graphics/unknown/858E674/2.png b/graphics/unknown/858E674/2.png
new file mode 100644
index 000000000..d5dd69078
Binary files /dev/null and b/graphics/unknown/858E674/2.png differ
diff --git a/graphics/unknown/858E84C/0.png b/graphics/unknown/858E84C/0.png
new file mode 100644
index 000000000..4673403e0
Binary files /dev/null and b/graphics/unknown/858E84C/0.png differ
diff --git a/graphics/unknown/858E84C/1.png b/graphics/unknown/858E84C/1.png
new file mode 100644
index 000000000..c55f2146d
Binary files /dev/null and b/graphics/unknown/858E84C/1.png differ
diff --git a/graphics/unknown/858E84C/2.png b/graphics/unknown/858E84C/2.png
new file mode 100644
index 000000000..4f03b50ae
Binary files /dev/null and b/graphics/unknown/858E84C/2.png differ
diff --git a/graphics/unknown/unknown_58E82C.pal b/graphics/unknown/unknown_58E82C.pal
new file mode 100644
index 000000000..292acfd35
--- /dev/null
+++ b/graphics/unknown/unknown_58E82C.pal
@@ -0,0 +1,19 @@
+JASC-PAL
+0100
+16
+0 0 0
+255 0 0
+0 255 0
+0 0 255
+255 255 0
+0 0 0
+0 0 0
+0 0 0
+0 0 0
+0 0 0
+0 0 0
+0 0 0
+0 0 0
+0 0 0
+0 0 0
+0 0 0