Labyrinth Champion | Magic: The Gathering
Formats Labyrinth Champion is Legal in
Official Oracle Text for Labyrinth Champion
Official Rulings for Labyrinth Champion
9/15/2013 : Heroic abilities will trigger only once per spell, even if that spell targets the creature with the heroic ability multiple times.
9/15/2013 : Heroic abilities won’t trigger when a copy of a spell is created on the stack or when a spell’s targets are changed to include a creature with a heroic ability.