NetHack is a single player ascii graphics dungeon exploration game that runs on a wide variety of computer systems.
Originally released in 1987, it remains one of the most popular open source games.
Gameplay consists of dungeon crawling over 50 levels, fighting monsters and obtaining treasure and new weaponry.
tunggulas posted a photo:
my highest slashem/nethack score so far. 3 hrs gameplay. Shaolin rulez! :-)
ShakaUVM posted a photo:
Since this photo is not very self explanatory, let me explain. Scott has a character called 8-Star Flying Monkey, who has a rabid fear of were-jaguars. My Nethack (Slash'Em) character became a were-jaguar, and posed here with his new pack of friends.