Conclave Tribunal | 6 | Guilds of Ravnica

Set: Guilds of Ravnica
Rarity: U
#: 6
Creature Type or Sub Type: Enchantment
Rules Text Contains: Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for 1 or one mana of that creature's color.)
When Conclave Tribunal enters the battlefield, exile target nonland permanent an opponent controls until Conclave Tribunal leaves the battlefield.