Slayer's Plate is a rare Artifact — Equipment card from Shadows over Innistrad (SOI), collector number 264. Current market price: $0.23 (foil $0.39), TCGplayer market prices via Scryfall.
Equipped creature gets +4/+2. Whenever equipped creature dies, if it was a Human, create a 1/1 white Spirit creature token with flying. Equip {3}