Crystron Quan - RA04-EN021 - Secret Rare - 1st Edition Tweet Out of stock. Wishlist Details Set: Quarter Century Stampede ATK/DEF: 500/500 Card Number: RA04-EN021 Monster Type: Machine Rarity: Secret Rare Attribute: WATER Card Text: During your opponent's Main Phase or Battle Phase: You can Special Summon 1 non-Tuner monster from your hand, but it has its effects negated (if any), and if you do, immediately after this effect resolves, Synchro Summon 1 Machine-Type Synchro Monster using only that monster and this card (this is a Quick Effect). You can only use this effect of "Crystron Quan" once per turn. Card Type: Tuner/Effect Monster Name: Crystron Quan Edition: 1st
