O-Storage
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Chests are O-Items. There are different kinds of chests.
There are the ones that can be found and the ones that can be used:
Crafted Chests
When using a hammer on a crafted chest, it is disassembled for Jack to pick up, and everything inside is dropped on the floor.
| Material | Picture | Number of Slots/Pages |
| Wood | 
|
12/1 |
| Copper | File:Copper Chest.png | 24/2 |
| Iron | 
|
24/2 |
| Silver | 
|
36/3 |
| Gold | 
|
36/3 |
| Mithril | 
|
48/4 |
| Antanium | 
|
60/5 |
Wood Chests
These are the basic, wooden chests that you can craft and store up to 12 different items in (1 page).
The chest can also sometimes be found inside other chests, pots etc.
Metal Chests
O-Metal Chests hold more items than wooden chests. The higher the level of ore, the more items a chest can store.
Rare Crafted Chests
New to version 1.0.4
The pieces of this chest can be in chests deep underground.
Once you find all 3 pieces you can put them together into a O-Bottomless Chest which has 72 item slots (6 pages).
Found Chests
Chests can be found in caves underground, and cracked opened with a O-Hammer.
Different kinds of chests require that you use a O-Hammer above a certain level.
When broken you can recieve: O-Collectibles, O-Crops...
Basic Dungeon Chests
| Name | Picture | Minimum O-Hammer Required |
| Wood Dungeon Chest | 
|
Stone |
| Strong Wood Dungeon Chest | 
|
Copper |
| Gold Dungeon Chest | 
|
Gold |
| Strong Gold Dungeon Chest | File:Found Strong Gold Chest.png | Silver (yes, I checked) |
| Diamond Dungeon Chest | 
|
Mithril |
Biome Chests
These chests can rarely be found in their respective biomes.
| Name | Picture | Minimum O-Hammer Required |
| Egypt Chest | 
|
Copper |
| Mushroom Chest | 
|
Copper |
| Jungle Chest | 
|
Iron |
| Maya Chest | 
|
Silver |
| Hell Chest | 
|
Gold |
| Graveyard Chest | 
|
Gold |
Holiday Chests
These chests can only be found in worlds generated during their respective updates (1.2.2: Halloween, 1.2.3: Christmas, or 1.2.4: Valentines).
| Name | Picture | Minimum O-Hammer Required |
| O-Christmas Loot | 
|
Wood |
| O-Halloween Chest | 
|
Stone |
| O-Valentine's Chest | 
|
Copper |