If you can’t find a game you really like on Linux then TeeWorlds may be a good bet. This is a game I play since more than a year, and it’s crazy fun. TeeWorlds is a 2d platform shooter game, which features uniquely the multiplayer (online) mode. The protagonists are the tees, cute rounded creatures with a weakness for weapons. The game gets inspiration from first person shooters, but puts everything in a 2d perspective, …
