Defeat the Undead Giant at the bottom of the Black Sewers.
Defeat the Skeleton Lord at the bottom of the Poisonous Dungeons.
Defeat the Undead Lord at the bottom of the Undead Catacombs.
Defeat the Serpent Demon at the bottom of the Flaming Underworld.
Finish off Og's Remains and get the Og's Blood jewel.
Complete the game on Normal or higher.
Complete the game on Hard or higher.
Complete the game on Hell.
Reach 5 Armor, 20 Health and Level 4 on Hard or higher.
Complete Hard mode or higher with 125 points or more.
Complete a run on Hard or higher without using any wands.
Complete a run on Hard or higher without spending more than 20 coins at a shop.