diff --git a/tools/overlayhelpers/mapdata.py b/tools/overlayhelpers/mapdata.py
deleted file mode 100755
index 6d4087a81..000000000
--- a/tools/overlayhelpers/mapdata.py
+++ /dev/null
@@ -1,116 +0,0 @@
-#!/usr/bin/env python3
-# mzxrules 2022
-# Extracts z_map_data.c data
-import argparse, os, struct, math
-
-map_i_static_Info_ROM = 0x1196B0
-CODE_START_VRAM = 0x800A5AC0
-MAP_DATA_DATA_START = 0x801BED40
-MAP_DATA_DATA_END = 0x801BF550
-
-typeInfo = {
-    "Color_RGBA8" : [ 0x04, ">BBBB", "{{ {0}, {1}, {2}, {3} }}" ],
-    "MapSpriteInfo2" : [ 0x0C, ">IBBBBBBh", "{{ D_{0:08X}, {1}, {2}, {3}, {4}, MAPDATA_DRAW_{5}, {6}, {7} }}"],
-    "MapSpriteInfo" : [ 0x0A, ">BBhhBBh", "{{ {0}, {1}, {2}, {3}, MAPDATA_DRAW_{4}, {5}, {6} }}"],
-    "s32" : [ 0x04, ">I", "0x{0:02X}"]
-}
-
-script_dir = os.path.dirname(os.path.realpath(__file__))
-repo = script_dir + os.sep +  ".." + os.sep + ".." + os.sep
-
-def GetCodeOff(vram):
-    return vram-CODE_START_VRAM
-
-def GetDataOff(vram):
-    return vram-MAP_DATA_DATA_START
-
-def dumpList(data, vram, keyword, typeKey, varName, length):
-    if keyword is None:
-        keyword = ""
-    else:
-        keyword = f"{keyword} "
-    cstr = f"{keyword}{typeKey} {varName}[{length}] = {{\n"
-
-    ty = typeInfo[typeKey]
-    off = GetDataOff(vram)
-    for i in range(length):
-        val = struct.unpack_from(ty[1], data, off)
-        off += ty[0]
-        cstr += f"    {ty[2].format(*val)},\n"
-    cstr += "};\n"
-
-    return cstr
-
-def dumpMapGrandStatic(data, vram, typeKey, length):
-    xmlStr = "\n"
-    ty = typeInfo[typeKey]
-    off = GetDataOff(vram)
-    mapId = 0x100
-    textureOff = 0
-
-    for i in range(length):
-        val = struct.unpack_from(ty[1], data, off)
-        off += ty[0]
-        textureWidth = val[0]
-        textureHeight = val[1]
-
-        xmlStr += f'    <Texture Name="map_grand_static_{mapId:X}" OutName="map_{mapId:X}" Format="i4" Width="{textureWidth}" Height="{textureHeight}" Offset="0x{textureOff:X}" />\n'
-        # inc cursors
-
-        textureOff += textureWidth * textureHeight // 2
-        textureOff = ((textureOff + 0xF) // 0x10) * 0x10
-        mapId += 1
-
-
-    xmlStr += "};\n"
-    return xmlStr
-
-def dumpMapIStatic(data, vram, typeKey, length):
-    xmlStr = "\n"
-    ty = typeInfo[typeKey]
-    off = GetDataOff(vram)
-    mapId = 0x0
-    textureOff = 0
-
-    for i in range(length):
-        val = struct.unpack_from(ty[1], data, off)
-        off += ty[0]
-        textureWidth = val[0]
-        textureHeight = val[1]
-
-        xmlStr += f'    <Texture Name="map_i_static_{mapId:02X}" OutName="map_{mapId:02X}" Format="i4" Width="{textureWidth}" Height="{textureHeight}" Offset="0x{textureOff:X}" />\n'
-        # inc cursors
-
-        textureOff += textureWidth * textureHeight // 2
-        textureOff = ((textureOff + 0xF) // 0x10) * 0x10
-        mapId += 1
-
-
-    xmlStr += "};\n"
-    return xmlStr
-
-
-def dump():
-    data = []
-    cstr = ""
-    with open(repo + "baserom/code","rb") as codefile:
-        codefile.seek(GetCodeOff(MAP_DATA_DATA_START))
-        data = codefile.read(MAP_DATA_DATA_END - MAP_DATA_DATA_START)
-
-    cstr += dumpList(data, 0x801BED40, "static", "Color_RGBA8", "sMapColorTable", 3)
-    cstr += dumpList(data, 0x801BED4C, "static", "MapSpriteInfo2", "sGameplayDangeonKeepInfo", 5)
-    cstr += dumpList(data, 0x801BED88, "static", "MapSpriteInfo", "sMapGrandStaticInfo", 98)
-    cstr += dumpList(data, 0x801BF15C, "static", "s32", "D_801BF15C", 5)
-    cstr += dumpList(data, 0x801BF170, "static", "MapSpriteInfo", "sMapIStaticInfo", 58)
-    cstr += dumpList(data, 0x801BF3B4, "static", "s32", "sMapIForGameplayDangeonKeep", 5)
-    cstr += dumpList(data, 0x801BF3C8, "static", "s32", "sMapIForMapGrand", 98)
-
-    cstr += dumpMapGrandStatic(data, 0x801BED88, "MapSpriteInfo", 98)
-    cstr += dumpMapIStatic(data, 0x801BF170, "MapSpriteInfo", 58)
-
-    print(cstr)
-
-parser = argparse.ArgumentParser(description="Extracts z_map_data.data")
-args = parser.parse_args()
-
-dump()
\ No newline at end of file