Tetrisphere (InstanceTopic, 14)
From Compile Worlds
A spherical version of the game we all know and love. Like all Tetris' after Tetris 64, this one was also a Cash-in. However, Mickey Mouse and the amazing graphics of Tetris 3D are gone, and instead replaced by a Gameplay quirk.
Differences in Gameplay
OMG TETRIS SPOILERS BELOW!!!111
The main difference in this variation is that all the Tetrominos revolve around Two Spheres. These two spheres have a role in Arcade mode, but nothing else.