Yasova Dragonclaw is a rare Legendary Creature — Human Warrior card from Fate Reforged (FRF), collector number 148. Current market price: $0.18 (foil $1.08), TCGplayer market prices via Scryfall.
Trample At the beginning of combat on your turn, you may pay {1}{U/R}{U/R}. If you do, gain control of target creature an opponent controls with power less than Yasova Dragonclaw's power until end of turn, untap that creature, and it gains haste until end of turn.