Revolution Synchron [DUNE-EN002] Quarter Century Secret RareSet: Duelist Nexus Card type: Tuner Effect Monster Rarity: Quarter Century Secret Rare Attack: 900 Defense: 1400 If you Synchro Summon a "Power Tool" monster or a Level 7 or 8 Dragon monster, this card in your hand can also be used as material. You can only use this effect of "Revolution Synchron" once per turn. If you control a Level 7 or higher Synchro Monster while this card is in your GY: You can send the top card of your Deck to the GY, and if