This is a port of Tyrian for the Nintendo DS. It's based on OpenTyrian, which is a ground-up rewrite in C using SDL, using the original DOS source as a reference. Read more about OpenTyrian DS v0.1 (NDS Game Port)
If you're not familiar with Tetra Master, it's the card based mini game from Final Fantasy IX. Read more about it on Wikipedia: http://en.wikipedia.org/wiki/Minigames_of_Final_Fantasy Read more about Tetra Master v0.3 (NDS misc)