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.