Warde, Planeswalker

+1: Warde, Planeswalker deals 2 damage to up to one target creature. If that creature would die this turn, it's controller discards a card.
-1: You may sacrifice a creature. If you do, destroy target creature with power or toughness equal to or less than the sacrificed creature's.
-8: Target opponent gets an emblem with, "At the beginning of your upkeep, you either sacrifice a creature or lose 5 life."