Mini Rogue is a free print and play card game “profoundly inspired by roguelikes and roleplaying games. ” The entire game is on nine cards, so there’s a minimal amount of printing.
Mephisto is a free print and play game in which you are an adventurer collecting the souls of monsters in a dungeon to fulfil a deal you made with the devil.
Oh My Lair is a free print and play game in which you are a dungeon lord who sends out his minion to conquer regions, collect resources and summon creatures — all before you can be defeated by a Hero.
The Seeker In The Forest of Wyr is a solo print and play with just 17 cards.
Dungeons of Darkness is a free solo print and play game about delving into a dungeon and returning with the treasure.