Super Meat Boy - Let's start with what's the same: Dr. Fetus is still a jerk, gameplay is super challenging but fair, there are tight controls and great levels and you will die. a lot.
Hedgewars - Hedgewars is a Free to play, Single-player and Turn-based Strategy video game developed by Hedgewars Development Team.
Dustforce - As an acrobatic janitor, you are an adept force against dust and disorder.
Counter-Strike 2D - Top-Down Multiplayer Shooter
SuperTux - SuperTux is a classic 2D jump'n run sidescroller game in a style similar to the original Super...
Ironfell - Ironfell is a time travel themed massive multi-player online real time strategy game.