Blocks That Matter is a 2D puzzle game where the player controls a tiny Tetrobot. The robot was designed by two independent Swedish developers, Alexey and Markus, but they have been kidnapped to work for a large corporation. Their Tetrobot invention is the only one who can save them. Players guide the robot through the different levels to reach the exit. It can be moved around and can drill many different types of blocks to collect them. (mobygames.com)