Baylen, the Haymaker is a rare Legendary Creature — Rabbit Warrior card from Secret Lair Drop (SLD), collector number 2377. Current market price: $22.33 (foil $19.50), TCGplayer market prices via Scryfall.
Tap two untapped tokens you control: Add one mana of any color. Tap three untapped tokens you control: Draw a card. Tap four untapped tokens you control: Put three +1/+1 counters on Baylen. It gains trample until end of turn.