Sek'Kuar, Deathkeeper is a rare Legendary Creature — Orc Shaman card from Commander Masters (CMM), collector number 354. Current market price: $0.30 (foil $0.34), TCGplayer market prices via Scryfall.
Whenever another nontoken creature you control dies, create a 3/1 black and red Graveborn creature token with haste.