Mizzium Tank [War of the Spark] Gatecrash Prerelease Promos and Sworn Defender's toughness becomes

and Sworn Defender's toughness becomes 1 plus the power of that creature until end of turn

"I would never have believed that on a world with four suns there could exist a place so dark

Set: Rivals of Ixalan Type: Creature — Dinosaur Rarity: Rare Cost: {5}{R}{R} Enrage — Whenever Silverclad Ferocidons is dealt damage

then shuffle your graveyard into your library

Mizzium Tank [War of the Spark] Gatecrash Prerelease Promos and Sworn Defender's toughness becomesSet: War of the Spark Type: Artifact Vehicle Rarity: Rare Cost: {1}{R}{R} Trample Whenever you cast a noncreature spell, Mizzium Tank becomes an artifact creature and gets +1 +1 until end of turn. Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)