Nezumi Linkbreaker is a common Creature — Rat Warlock card from Outlaws of Thunder Junction (OTJ), collector number 96. Current market price: $0.18 (foil $0.29), TCGplayer market prices via Scryfall.
When this creature dies, create a 1/1 red Mercenary creature token with "{T}: Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery."