Blade of the Bloodchief is a rare Artifact — Equipment card from Zendikar (ZEN), collector number 196. Current market price: $7.94 (foil $62.31), TCGplayer market prices via Scryfall.
Whenever a creature dies, put a +1/+1 counter on equipped creature. If equipped creature is a Vampire, put two +1/+1 counters on it instead. Equip {1}