This game was created by me (Eliminator) with help from my brothers (mainly Tiger). We played SuperTux and liked it but it was updated very infrequently and all the updates were mainly features not used in-game yet. So we said lets make a game/mod based off of SuperTux and use all the cool stuff.
The code and any stuff remaining from SuperTux is under the SuperTux licence, any new data that we created is under the CC BY-NC-SA - Creative Commons licence.