1 Tuner + 1+ Synchro Monsters If this card you control would be used as Synchro Material, you can treat it as a non-Tuner. When a card or effect is activated in response to another card or effect activation (Quick Effect): You can activate 1 of these effects; ● Negate the first effect, and if you do, destroy that card. ● Negate the second effect, and if you do, destroy that card. You can only use this effect of "Zalen the Shackled Dragon" once per turn.