Torchlight II launched on Linux today! If you already own TL2, you can get the Linux version free on Steam. If you don't own it yet, it's 80% off. :) http://store.steampowered.com/app/200710/
Torchlight II on Steam
The award-winning action RPG is back, bigger and better than ever! Torchlight II takes you back into the quirky, fast-paced world of bloodthirsty monsters, bountiful treasures, and sinister secrets - and, once again, the fate of the world is in your hands!