Safe Upgrade
Increases the size of your safe in Seria's chamber. Note that you must purchase one safe upgrade at a time. Only the next upgrade will appear in your Item Shop screen as a purchase option. All safe upgrades have no weight limit and are permanent.
| Units/Duration |
NX |
| 24 slots - Rusty Copper Safe |
300 NX |
| 40 slots - Silver Safe |
600 NX |
| 56 slots - Elegant Silver Safe |
1,200 NX |
| 72 slots - Gold Safe |
2,400 NX |
| 88 slots - Radiant Gold Safe |
4,800 NX |
| 104 slots - Lavish Gold Safe |
7,200 NX |
| 120 slots - Diamond Safe |
7,200 NX |
This item cannot be traded.