KaJohn, The Face Maker

+1: Intimidate an opponent with your smug face, forcing them to sacrifice a creature or skip their next turn if they refuse or cannot
-3: Fire an explosion so powerful that it deals 4 damage to every creature on the battlefield
-8: Be bound to a pole and muzzled to gain an emblem that adds 5, +1/+1 counters to every red creature that you control. You must skip your next turn