Lemma is an immersive first-person parkour game. Every parkour move has the potential to modify the environment. Surfaces pop in and out of existence at will.
This is an OLD DEMO. If the download doesn't work, you can also get it from IndieDB.
DirectX 10 graphics card
2 GB RAM
.NET Framework 4 - Download here if you're on Windows XP
XNA Framework 4 - Download here