Glimmerlight is a common Artifact — Equipment card from Duskmourn: House of Horror (DSK), collector number 249. Current market price: $0.09 (foil $0.18), TCGplayer market prices via Scryfall.
When this Equipment enters, create a 1/1 white Glimmer enchantment creature token. Equipped creature gets +1/+1. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)