Manticore of the Gauntlet is a common Creature — Manticore card from Amonkhet (AKH), collector number 142. Current market price: $0.03 (foil $0.21), TCGplayer market prices via Scryfall.
When this creature enters, put a -1/-1 counter on target creature you control. This creature deals 3 damage to target opponent or planeswalker.