Bloodspore Thrinax is a rare Creature — Lizard card from Double Masters (2XM), collector number 155. Current market price: $0.36 (foil $0.39), TCGplayer market prices via Scryfall.
Devour 1 (As this creature enters, you may sacrifice any number of creatures. It enters with that many +1/+1 counters on it.) Each other creature you control enters with an additional X +1/+1 counters on it, where X is the number of +1/+1 counters on this creature.