Tarkiran Towelsbane is a rare Legendary Creature — Shark Rebel card from Unknown Event (UNK), collector number RZ05k. Current market price: $20.00, TCGplayer market prices via Scryfall.
When Tarkiran enters, create five 1/1 red Human Rebel creature tokens. Whenever one or more Rebels you control deal combat damage to a player, you gain 2 life.