Vaporum is a grid-based dungeon crawler RPG in an original steampunk setting, inspired by old-school classics of the genre. Vaporum is a grid-based dungeon crawler RPG in an original steampunk setting, inspired by old-school classics of the genre. Stranded in the middle of an ocean, in front of a gigantic tower, the hero has to find out what the place is, what happened there, and most importantly, who he is.