Chests

Chests can be found in almost every room in the game. When opened, they grant one or more items.

Appearance	Unofficial Name	Drops	Location
	Plain Chest	Coin, Coin Bag, Small Health Potion, Key	Appears after clearing a room with mistakes. Can appear after clearing wave 1 of a Challenge Room.
	Flawless Chest	Coin, Coin Bag, Small Health Potion, Key	Appears after clearing a room flawlessly.
	Wide Chest	1-4 of any combination of Coin, Coin Bag, Small Health Potion, Key	Can appear after clearing a room. (Uncommon) Can appear after clearing wave 1 or 2 of a Challenge Room.
	Midas Chest	Coin	Appears after clearing a room on zones with the Midas modifier.
	Common Key Chest	Equipment, Armor, Lucky Dice, Shield Converter, Stat Upgrade, ?	Can appear after clearing a room. (Uncommon) Appears in Chest Rooms.
	Weapon Chest	Weapon	Can appear after clearing a room. (Rare) Appears at the top of the Tower Room in Castle Asgard I.
	Flat Key Chest	Weapon, Equipment, Stat Upgrade, ?	Appears in high places in rooms.
	Barrier Chest	Weapon, Equipment, Stat Upgrade, ?	Appears behind the damage barrier in Chest Rooms
	Boss Chest	Stat Upgrade	Appears after defeating a boss.
	Challenge Chest	Equipment, Abilities, Skeleton Key, Stat Upgrade, ?	Appears after clearing the 3rd wave of a Challenge Room.
	Cursed Chests	Fly, Equipment, Stat Upgrade, Large Health Potion, Armor, Coin Bag, ?	Appears in rooms as a form of shrine.