[jeremysmyth]

Neither Tetris nor Chess, but Dwarf Fortress.

http://www.pcgamer.com/into-the-deep-its-time-to-learn-how-t...

http://www.nytimes.com/2011/07/24/magazine/the-brilliance-of...

[Freaky]

Losing to a Forgotten Beast made out of vomit and pus doesn't sound quite as fun in real life :(