Smoke Spirits' Aid is a rare Sorcery card from Neon Dynasty Commander (NEC), collector number 22. Current market price: $0.39, TCGplayer market prices via Scryfall.
For each of up to X target creatures, create a red Aura enchantment token named Smoke Blessing attached to that creature. Those tokens have enchant creature and "When enchanted creature dies, it deals 1 damage to its controller and you create a Treasure token."