For those guys who say that in linux there are no games:
- Armagetron Advanced – Tron-like
- AstroMenace – space shooter
- Blobby Volley 2 – beach ball
- Chromium B.S.U. – space shooter
- Extreme Tux Racer – downhill racing
- foobillard – billard
- Frozen Bubble – puzzle
- LBreakout2 – Breakout-like, puzzle
- LTris – Tetris-like
- Neverball – puzzle
- Neverputt – minigolf
- Osmos (demo) – ambient puzzle
- Pingus – Lemmings-like, puzzle
- Secret Maryo Chronicles – jump and run
- Teeworlds – action
- World of Goo (Demo) – puzzle
- XMoto – motocross
- Zaz – puzzle
- Frets On Fire – music
- MegaGlest – real-time strategy
- Hedgewars – Worms-like, artillery
- LinCity-NG – city planner
- Mars Shooter – space shooter
- Nexuiz – first person shooter
- OpenLieroX – action
- OpenTTd – industry planner
- Scorched 3D – artillery
- Speed Dreams – driving simulation
- SuperTuxKart – kart racing
- Tremulous – first person shooter
- Urban Terror – first person shooter
- Warsow – first person shooter
- Warzone 2100 – real-time stategy
- Wesnoth – turn-based strategy, fantasy
- Widelands – real-time strategy
THESE GAMES ARE PRESENT ON THE LIVE LINUX GAMER DISTRO: http://live.linux-gamers.net/
EMULATORS:
Arcade Systems
Also a lot of information about linux games is available on the page : http://www.lgdb.org/