Rallying Roar
Ixalan — uncommon
Instant
Rallying Roar rulings:
2017-09-29: Rallying Roar affects only creatures you control at the time it resolves. Creatures you begin to control later in the turn won’t get +1/+1.
2017-09-29: Untapped creatures you control get +1/+1 even though Rallying Roar doesn’t untap them.