"I change to Attack Position," Yusei declared. "Now, I activate the second effect of Synchro Backtrack —if the target has 0 ATK, I can special summon Stardust Dragon from my graveyard!"
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As the white dragon dived, Yusei shouted, "I activate effect! By tributing it, I negate your monster's effect, destroying it!" The Cardian was incinerated, leaving the clone defenseless. "I change to Attack Position," Yusei declared