diff --git a/engine/events/magnet_train.asm b/engine/events/magnet_train.asm
index fa6f6da60..0c6110b7a 100644
--- a/engine/events/magnet_train.asm
+++ b/engine/events/magnet_train.asm
@@ -175,19 +175,19 @@ DrawMagnetTrain:
 
 	hlbgcoord 0, 6
 	ld de, MagnetTrainTilemap
-	ld c, 20
+	ld c, SCREEN_WIDTH
 	call .FillLine
 	hlbgcoord 0, 7
-	ld de, MagnetTrainTilemap + 20
-	ld c, 20
+	ld de, MagnetTrainTilemap + SCREEN_WIDTH
+	ld c, SCREEN_WIDTH
 	call .FillLine
 	hlbgcoord 0, 8
-	ld de, MagnetTrainTilemap + (20 * 2)
-	ld c, 20
+	ld de, MagnetTrainTilemap + (SCREEN_WIDTH * 2)
+	ld c, SCREEN_WIDTH
 	call .FillLine
 	hlbgcoord 0, 9
-	ld de, MagnetTrainTilemap + (20 * 3)
-	ld c, 20
+	ld de, MagnetTrainTilemap + (SCREEN_WIDTH * 3)
+	ld c, SCREEN_WIDTH
 	call .FillLine
 	ret
 
@@ -222,25 +222,8 @@ GetMagnetTrainBGTiles:
 	ret
 
 MagnetTrainBGTiles:
-; Alternating tiles for each line of the Magnet Train tilemap.
-	db $4c, $4d ; bush
-	db $5c, $5d ; bush
-	db $4c, $4d ; bush
-	db $5c, $5d ; bush
-	db $08, $08 ; fence
-	db $18, $18 ; fence
-	db $1f, $1f ; track
-	db $31, $31 ; track
-	db $11, $11 ; track
-	db $11, $11 ; track
-	db $0d, $0d ; track
-	db $31, $31 ; track
-	db $04, $04 ; fence
-	db $18, $18 ; fence
-	db $4c, $4d ; bush
-	db $5c, $5d ; bush
-	db $4c, $4d ; bush
-	db $5c, $5d ; bush
+; 2x18 tilemap, repeated in vertical strips for the background.
+INCBIN "gfx/overworld/magnet_train_bg.tilemap"
 
 MagnetTrain_InitLYOverrides:
 	ld hl, wLYOverrides
@@ -451,7 +434,5 @@ MagnetTrain_Jumptable_FirstRunThrough:
 	ret
 
 MagnetTrainTilemap:
-	db $1f, $05, $06, $0a, $0a, $0a, $09, $0a, $0a, $0a, $0a, $0a, $0a, $09, $0a, $0a, $0a, $0b, $0c, $1f
-	db $14, $15, $16, $1a, $1a, $1a, $19, $1a, $1a, $1a, $1a, $1a, $1a, $19, $1a, $1a, $1a, $1b, $1c, $1d
-	db $24, $25, $26, $27, $07, $2f, $29, $28, $28, $28, $28, $28, $28, $29, $07, $2f, $2a, $2b, $2c, $2d
-	db $20, $1f, $2e, $1f, $17, $00, $2e, $1f, $1f, $1f, $1f, $1f, $1f, $2e, $17, $00, $1f, $2e, $1f, $0f
+; 20x4 tilemap
+INCBIN "gfx/overworld/magnet_train_fg.tilemap"
diff --git a/gfx/overworld/magnet_train_bg.tilemap b/gfx/overworld/magnet_train_bg.tilemap
new file mode 100644
index 000000000..3a70aecce
--- /dev/null
+++ b/gfx/overworld/magnet_train_bg.tilemap
@@ -0,0 +1 @@
+LM\]LM\]11

11LM\]LM\]
\ No newline at end of file
diff --git a/gfx/overworld/magnet_train_fg.tilemap b/gfx/overworld/magnet_train_fg.tilemap
new file mode 100644
index 000000000..2f5426834
Binary files /dev/null and b/gfx/overworld/magnet_train_fg.tilemap differ