Fusion Recycling Plant (SBCB-EN016) [Speed Duel: Battle City Box]

Once per turn: You can discard 1 card; add 1 "Polymerization" from your Deck or GY to your hand. Once per turn, during the End Phase: You can target 1 monster in your GY that was used as a Fusion Material for a Fusion Summon this turn; add it to your hand.