Spiteful Hexmage is a rare Creature — Human Warlock card from Wilds of Eldraine Promos (PWOE), collector number 108p. Current market price: $0.25, TCGplayer market prices via Scryfall.
When this creature enters, create a Cursed Role token attached to target creature you control. (If you control another Role on it, put that one into the graveyard. Enchanted creature is 1/1.)