Rivaz of the Claw (Promo Pack) [Dominaria United Promos] Gremlin Hunger is like the sea:

Hunger is like the sea: deep

Set: Legends Type: Legendary Land Rarity: Uncommon {T}: Add {B}

Set: Innistrad: Crimson Vow Type: Creature — Human Werewolf Rarity: Mythic Cost: {3}{R}{R} Menace

Set: Battle for Zendikar Tokens Type: Token Creature — Octopus Rarity: Common

When Graf Reaver exploits a creature

Rivaz of the Claw (Promo Pack) [Dominaria United Promos] Gremlin Hunger is like the sea:Set: Dominaria United Promos Type: Legendary Creature Viashino Warlock Rarity: Rare Cost: {1}{B}{R} Menace {T}: Add two mana in any combination of colors. Spend this mana only to cast Dragon creature spells. Once during each of your turns, you may cast a Dragon creature spell from your graveyard. Whenever you cast a Dragon creature spell from your graveyard, it gains "When this creature dies, exile it."