MU Immortal Guides logoMU Immortal Guides

Screenshot of Devil's Key

Devil's Key

Material • Ticket Material

Used to craft Devil Square Pass

Tradeable

Yes

Sources

Golden Monster DropsBoss Drops
Characters
Maps
Items
Sets
Monsters
Golden Monsters
Field Bosses
Excellent Bosses
Mysticland Bosses
Skills
NPCs
Events
Gift Codes
Guides
Blog