![GitHub - jeason1997/GMS-UndertaleModTool: The most complete tool for modding, decompiling and unpacking Undertale (and other Game Maker: Studio games!) GitHub - jeason1997/GMS-UndertaleModTool: The most complete tool for modding, decompiling and unpacking Undertale (and other Game Maker: Studio games!)](https://i.imgur.com/lwUGMHo.png)
GitHub - jeason1997/GMS-UndertaleModTool: The most complete tool for modding, decompiling and unpacking Undertale (and other Game Maker: Studio games!)
![So today, I'm releasing the tool I promised a few days ago - UndertaleModTool is here! : r/Underminers So today, I'm releasing the tool I promised a few days ago - UndertaleModTool is here! : r/Underminers](https://external-preview.redd.it/3APUfNCH75kN4N1FkzbLD_NUfDYIZxB-cU0dxdUyHDo.jpg?auto=webp&s=8cf8c637a754eeca5555bd49186a093cd2cc5218)
So today, I'm releasing the tool I promised a few days ago - UndertaleModTool is here! : r/Underminers
![how do I make brand new sprites in undertalemodtool? It says "This is an object reference. drag and drop an object of matching type from the tree on the left to change how do I make brand new sprites in undertalemodtool? It says "This is an object reference. drag and drop an object of matching type from the tree on the left to change](https://i.redd.it/ti6xz7yam0091.png)
how do I make brand new sprites in undertalemodtool? It says "This is an object reference. drag and drop an object of matching type from the tree on the left to change
![is there a way to use undertale mod tool on UNDERTALE: YELLOW? cuz i cant use it : r/UndertaleYellow is there a way to use undertale mod tool on UNDERTALE: YELLOW? cuz i cant use it : r/UndertaleYellow](https://preview.redd.it/is-there-a-way-to-use-undertale-mod-tool-on-undertale-v0-dc0014njfj5c1.png?width=789&format=png&auto=webp&s=c84664836800918b8663a04c76c4438f0b5c7bc7)