Reaper's Talisman is a uncommon Artifact — Equipment card from Adventures in the Forgotten Realms (AFR), collector number 117. Current market price: $0.24 (foil $0.32), TCGplayer market prices via Scryfall.
Whenever equipped creature attacks, it gains deathtouch until end of turn. Whenever equipped creature attacks alone, defending player loses 2 life and you gain 2 life. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)