Pride of Conquerors [Rivals of Ixalan]

Set: Rivals of Ixalan Type: Instant Uncommon Cost: {1}{W} Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) Creatures you control get +1/+1 until end of turn. If you have the city's blessing, those creatures get +2/+2 until end of turn instead.