Mask of the Cursed
From JUMP: Assemble Wiki
Mask of the Cursed is a Tier 3 Magic 
Equipment.
Mask of the Cursed helps with Sustained damage.
In order to obtain Mask of the Cursed you will need:
| Max HP | 560 |
| Magic Attack | 130 |
| Cumulative Price | 2550 |
Sole Passive - Death Spell: After hitting an enemy target with a skill, deals 3% of the target's current HP as Magic damage every 0.75s, lasting for 3s.
Sole Passive - Curse: Dealing damage to enemy characters increases Magic penetration by 10 for 4s, can be stacked up to 8 times.