Avarice Amulet is a rare Artifact — Equipment card from Magic 2015 (M15), collector number 212. Current market price: $0.25 (foil $0.71), TCGplayer market prices via Scryfall.
Equipped creature gets +2/+0 and has vigilance and "At the beginning of your upkeep, draw a card." Whenever equipped creature dies, target opponent gains control of this Equipment. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)