Thornplate Intimidator is a common Creature — Rat Rogue card from Bloomburrow (BLB), collector number 117. Current market price: $0.10 (foil $0.34), TCGplayer market prices via Scryfall.
Offspring {3} (You may pay an additional {3} as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.) When this creature enters, target opponent loses 3 life unless they sacrifice a nonland permanent of their choice or discard a card.