Infomation
- It looks like a green key.
- Its spawn time is 18 minutes with a chance of 1/10
- it levels you up 9 times and doesnt affect spec/stand abilities
- Levels that you leveled up, It used for buying stuffs at the Spooky Shop
About the Levels
Actually, We have no ideas what it changes except only buying stuffs like this below
- Delta Bone Level 10
- Darkest Helmet Level 100
- X Heart Level 7

We believe maybe it will reduce your level after buying an item.