Cannot be destroyed by your opponent s card effects while you control a Centur-Ion Monster Card. You can only use each of the following effects of Stand Up Centur-Ion! once per turn. During your Main Phase, if this card was activated this turn: You can send 1 card from your hand to the GY; place 1 Centur-Ion monster from your Deck in your Spell & Trap Zone as a face-up Continuous Trap. If a monster(s) is Special Summoned, you can: Immediately after this effect resolves, Synchro Summon 1 Synchro Monster, using monsters you control as material, including a Centur-Ion monster.