Here is the full list of all 25 Paper Dungeons achievements.
Fill up your inventory.
Teleport 100 times.
Kill 500 monsters.
Kill 10 Dragons.
Use all your saves.
Break 100 Walls of Force.
Roll 30 Fumbles.
Kill a mob 3 levels higher.
Uncover all Fog of war.
Fill up the Hall of Fame.
Eat 100 Chicken legs.
Escape 50 fights.
Kill 30 mobs with First Strike.
Kill 100 Goblins.
Kill 50 mobs with Ice Blast.
Uncover 50 mimics.
Wear 10 unidentified loots.
Uncurse 10 loots.
Complete Puzzle mode.
Finish the 3 campaigns.
Unlock the Void Difficulty.
Complete Rogue mode.
Unlock all classes.
Finish Boardgame in Void.
Collect all dice set.