Complete 2 quests in one continuous co-op session.
Complete at least one quest with each character.
Accumulate 500000 Gold.
Finish the game by beating the Gorgon.
Buy or sell 100 items.
Find 15 secret rooms.
Achieve a 10 kill chain.
Equip a full suit of armor: Helmet, Armor and Weapon.
Destroy all monsters in a dungeon level.
Defeat 10 monsters while in Alter Ego form.
Kill 100 monsters using exploding vases.
Reach level 20 with any character.