Wings of Hubris is a common Artifact — Equipment card from Theros Beyond Death (THB), collector number 241. Current market price: $0.12 (foil $0.27), TCGplayer market prices via Scryfall.
Equipped creature has flying. Sacrifice this Equipment: Equipped creature can't be blocked this turn. Sacrifice it at the beginning of the next end step. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)