Brand of Ill Omen is a rare Enchantment — Aura card from Ice Age (ICE), collector number 177. Current market price: $1.72, TCGplayer market prices via Scryfall.
Enchant creature Cumulative upkeep {R} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Enchanted creature's controller can't cast creature spells.