Dimir Keyrune | 228 | Gatecrash

Set: Gatecrash
Rarity: U
#: 228
Creature Type or Sub Type: Artifact
Rules Text Contains: T: Add U or B to your mana pool.
UB: Dimir Keyrune becomes a 2/2 blue and black Horror artifact until end of turn and is unblockable this turn.
Flavor: A key that slips through every lock.