diff --git a/asm/union_room.s b/asm/union_room.s
index 79bd7d96f..a310dcaa6 100755
--- a/asm/union_room.s
+++ b/asm/union_room.s
@@ -5,220 +5,6 @@
 
 	.text
 
-	thumb_func_start sub_80173E0
-sub_80173E0: @ 80173E0
-	push {r4,r5,lr}
-	sub sp, 0x10
-	ldr r5, [sp, 0x1C]
-	ldr r4, [sp, 0x20]
-	lsls r3, 24
-	lsrs r3, 24
-	lsls r5, 24
-	lsrs r5, 24
-	lsls r4, 24
-	lsrs r4, 24
-	str r2, [sp]
-	mov r2, sp
-	strb r0, [r2, 0x4]
-	mov r0, sp
-	strb r1, [r0, 0x5]
-	strb r3, [r0, 0x6]
-	strb r5, [r0, 0x7]
-	strb r3, [r0, 0x8]
-	strb r5, [r0, 0x9]
-	ldrb r1, [r2, 0xC]
-	movs r0, 0x10
-	negs r0, r0
-	ands r0, r1
-	strb r0, [r2, 0xC]
-	ldr r2, =gTextFlags
-	ldrb r1, [r2]
-	movs r0, 0x3
-	negs r0, r0
-	ands r0, r1
-	strb r0, [r2]
-	cmp r4, 0x6
-	bls _08017422
-	b _0801756E
-_08017422:
-	lsls r0, r4, 2
-	ldr r1, =_08017434
-	adds r0, r1
-	ldr r0, [r0]
-	mov pc, r0
-	.pool
-	.align 2, 0
-_08017434:
-	.4byte _08017450
-	.4byte _0801747C
-	.4byte _080174A8
-	.4byte _080174D4
-	.4byte _08017500
-	.4byte _0801752C
-	.4byte _08017544
-_08017450:
-	mov r0, sp
-	movs r1, 0
-	strb r1, [r0, 0xA]
-	strb r1, [r0, 0xB]
-	mov r2, sp
-	ldrb r1, [r2, 0xC]
-	movs r3, 0xF
-	adds r0, r3, 0
-	ands r0, r1
-	movs r1, 0x20
-	orrs r0, r1
-	strb r0, [r2, 0xC]
-	ldrb r1, [r2, 0xD]
-	movs r0, 0x10
-	negs r0, r0
-	ands r0, r1
-	movs r1, 0x1
-	orrs r0, r1
-	strb r0, [r2, 0xD]
-	ands r0, r3
-	movs r1, 0x30
-	b _0801756A
-_0801747C:
-	mov r0, sp
-	movs r1, 0
-	strb r1, [r0, 0xA]
-	strb r1, [r0, 0xB]
-	mov r2, sp
-	ldrb r1, [r2, 0xC]
-	movs r3, 0xF
-	adds r0, r3, 0
-	ands r0, r1
-	movs r1, 0x40
-	orrs r0, r1
-	strb r0, [r2, 0xC]
-	ldrb r1, [r2, 0xD]
-	movs r0, 0x10
-	negs r0, r0
-	ands r0, r1
-	movs r1, 0x1
-	orrs r0, r1
-	strb r0, [r2, 0xD]
-	ands r0, r3
-	movs r1, 0x50
-	b _0801756A
-_080174A8:
-	mov r0, sp
-	movs r1, 0
-	strb r1, [r0, 0xA]
-	strb r1, [r0, 0xB]
-	mov r2, sp
-	ldrb r1, [r2, 0xC]
-	movs r3, 0xF
-	adds r0, r3, 0
-	ands r0, r1
-	movs r1, 0x60
-	orrs r0, r1
-	strb r0, [r2, 0xC]
-	ldrb r1, [r2, 0xD]
-	movs r0, 0x10
-	negs r0, r0
-	ands r0, r1
-	movs r1, 0x1
-	orrs r0, r1
-	strb r0, [r2, 0xD]
-	ands r0, r3
-	movs r1, 0x70
-	b _0801756A
-_080174D4:
-	mov r0, sp
-	movs r1, 0
-	strb r1, [r0, 0xA]
-	strb r1, [r0, 0xB]
-	mov r2, sp
-	ldrb r1, [r2, 0xC]
-	movs r3, 0xF
-	adds r0, r3, 0
-	ands r0, r1
-	movs r1, 0x10
-	orrs r0, r1
-	strb r0, [r2, 0xC]
-	ldrb r1, [r2, 0xD]
-	movs r0, 0x10
-	negs r0, r0
-	ands r0, r1
-	movs r1, 0x1
-	orrs r0, r1
-	strb r0, [r2, 0xD]
-	ands r0, r3
-	movs r1, 0x30
-	b _0801756A
-_08017500:
-	mov r0, sp
-	movs r1, 0
-	strb r1, [r0, 0xA]
-	strb r1, [r0, 0xB]
-	mov r2, sp
-	ldrb r1, [r2, 0xC]
-	movs r3, 0xF
-	adds r0, r3, 0
-	ands r0, r1
-	movs r1, 0x10
-	orrs r0, r1
-	strb r0, [r2, 0xC]
-	ldrb r1, [r2, 0xD]
-	movs r0, 0x10
-	negs r0, r0
-	ands r0, r1
-	movs r1, 0x2
-	orrs r0, r1
-	strb r0, [r2, 0xD]
-	ands r0, r3
-	movs r1, 0x30
-	b _0801756A
-_0801752C:
-	mov r0, sp
-	movs r1, 0
-	strb r1, [r0, 0xA]
-	strb r1, [r0, 0xB]
-	mov r2, sp
-	ldrb r1, [r2, 0xC]
-	movs r4, 0xF
-	movs r3, 0xF
-	adds r0, r3, 0
-	ands r0, r1
-	movs r1, 0x70
-	b _0801755A
-_08017544:
-	mov r0, sp
-	movs r1, 0
-	strb r1, [r0, 0xA]
-	strb r1, [r0, 0xB]
-	mov r2, sp
-	ldrb r1, [r2, 0xC]
-	movs r4, 0xF
-	movs r3, 0xF
-	adds r0, r3, 0
-	ands r0, r1
-	movs r1, 0xE0
-_0801755A:
-	orrs r0, r1
-	strb r0, [r2, 0xC]
-	mov r1, sp
-	ldrb r0, [r1, 0xD]
-	orrs r0, r4
-	strb r0, [r1, 0xD]
-	ands r0, r3
-	movs r1, 0x90
-_0801756A:
-	orrs r0, r1
-	strb r0, [r2, 0xD]
-_0801756E:
-	mov r0, sp
-	movs r1, 0xFF
-	movs r2, 0
-	bl AddTextPrinter
-	add sp, 0x10
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	thumb_func_end sub_80173E0
-
 	thumb_func_start sub_8017580
 sub_8017580: @ 8017580
 	push {r4-r7,lr}
diff --git a/src/union_room.c b/src/union_room.c
index f153801a2..7a45724e5 100644
--- a/src/union_room.c
+++ b/src/union_room.c
@@ -3946,19 +3946,72 @@ void sub_80173D4(void)
     EnableBothScriptContexts();
 }
 
-/*
 void sub_80173E0(u8 windowId, u8 arg1, const u8 *str, u8 arg3, u8 arg4, u8 arg5)
 {
-    struct TextPrinterTemplate sp0 = {
-        .currentChar = str,
-        .windowId = windowId,
-        .fontId = arg1,
-        .x = arg3,
-        .y = arg4,
-        .currentX = arg3,
-        .currentY = arg4
-    };
+    struct TextPrinterTemplate sp0;
 
-    // to be continued
+    sp0.currentChar = str;
+    sp0.windowId = windowId;
+    sp0.fontId = arg1;
+    sp0.x = arg3;
+    sp0.y = arg4;
+    sp0.currentX = arg3;
+    sp0.currentY = arg4;
+    sp0.unk = 0;
+
+    gTextFlags.useAlternateDownArrow = FALSE;
+    switch (arg5)
+    {
+    case 0:
+        sp0.letterSpacing = 0;
+        sp0.lineSpacing = 0;
+        sp0.fgColor = 2;
+        sp0.bgColor = 1;
+        sp0.shadowColor = 3;
+        break;
+    case 1:
+        sp0.letterSpacing = 0;
+        sp0.lineSpacing = 0;
+        sp0.fgColor = 4;
+        sp0.bgColor = 1;
+        sp0.shadowColor = 5;
+        break;
+    case 2:
+        sp0.letterSpacing = 0;
+        sp0.lineSpacing = 0;
+        sp0.fgColor = 6;
+        sp0.bgColor = 1;
+        sp0.shadowColor = 7;
+        break;
+    case 3:
+        sp0.letterSpacing = 0;
+        sp0.lineSpacing = 0;
+        sp0.fgColor = 1;
+        sp0.bgColor = 1;
+        sp0.shadowColor = 3;
+        break;
+    case 4:
+        sp0.letterSpacing = 0;
+        sp0.lineSpacing = 0;
+        sp0.fgColor = 1;
+        sp0.bgColor = 2;
+        sp0.shadowColor = 3;
+        break;
+    case 5:
+        sp0.letterSpacing = 0;
+        sp0.lineSpacing = 0;
+        sp0.fgColor = 7;
+        sp0.bgColor = 15;
+        sp0.shadowColor = 9;
+        break;
+    case 6:
+        sp0.letterSpacing = 0;
+        sp0.lineSpacing = 0;
+        sp0.fgColor = 14;
+        sp0.bgColor = 15;
+        sp0.shadowColor = 9;
+        break;
+    }
+
+    AddTextPrinter(&sp0, 0xFF, NULL);
 }
-*/