Aleatory | Magic: The Gathering
Formats Aleatory is Legal in
Official Oracle Text for Aleatory
Flip a coin. If you win the flip, target creature gets +1/+1 until end of turn.
Draw a card at the beginning of the next turn's upkeep.
Official Rulings for Aleatory
9/20/2013 : If a turn has multiple combat phases, this spell can be cast during any of them as long as it's after the beginning of that phase's Declare Blockers Step.