RA04-EN021 – Crystron Quan – Quarter Century Secret Rare – 1st Edition

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.