Wyll of the Celestial Pact{3}{R}{R}{W}
Legendary Creature — Human Warlock
When this creature specializes, you may sacrifice another creature or an artifact. When you do, return target creature card from your graveyard to the battlefield. It gains haste. If its mana value is 4 or greater, sacrifice it at the beginning of your next end step.
5/5
Artist: Mads Ahm