Redemptor Dreadnought (Warhammer 40,000 Commander)

Artifact Creature Ñ Astartes Dreadnought - Fallen Warrior Ñ As an additional cost to cast this spell, you may exile a creature card from your graveyard.
Trample
Plasma Incinerator Ñ Whenever this creature attacks, if a card is exiled with it, it gets +X/+X until end of turn, where X is the power of the exiled card.