Zealous Persecution | 41 | Explorers of Ixalan

Set: Explorers of Ixalan
Rarity: U
#: 41
Creature Type or Sub Type: Instant
Rules Text Contains: Until end of turn, creatures you control get +1/+1 and creatures your opponents control get -1/-1.
Flavor: "Rejoice! your vile blood will help fulfill our righteous cause."