Hank Hill

+1: Add one Propane Tank artifact token to battlefield under your control. It has: "Sacrifice this token. Add 3 blue mana to your mana pool."
-2: Until your next turn, Hank Hill becomes a 4/4 Creature with Indestructible, Haste, First Strike, and Hexproof. It's still a planeswalker.
-7: You get an emblem: "Whenever you Sacrifice a Propane Tank, it deals 3 damage to all opponents or all creatures."