A toolset to facilitate merging multiple libTAS movie files of Undertale together into one continuous TAS. There are two parts to this tool: the Python script and the game mod. Both work together to ...

Undertale RNG Selector works in two parts: a game mod and a Python script. The game mod handles both recording RNG calls and replaying them back, depending on the settings. The Python script has ...

Undertale Together is a mod which allows the game to be played in couch co-op, but players have several ways of using the mod to play online co-op.

Undertale Together allows for "couch co-op" out of the box and online play through a virtual desktop.

A unique mod lets players experience Undertale in Minecraft, recreating the indie RPG and its story with remarkable accuracy.