Furyblade Vampire is a uncommon Creature — Vampire Berserker card from Eldritch Moon (EMN), collector number 128. Current market price: $0.11 (foil $0.73), TCGplayer market prices via Scryfall.
Trample At the beginning of combat on your turn, you may discard a card. If you do, this creature gets +3/+0 until end of turn.