In Yu-Gi-Oh, but Mechanical Ascension (1-148).

Summary

In this chapter, You Feng summons the Level 1 Xyz monster "Number 3 Source Gate - Three," showcasing his powerful Source deck. He plans to elevate the attack power of his Source family's big brother to 100,000, shocking the spectators. You Feng then performs an Xyz evolution, bringing forth "Chaos Number 1: Chaos Source Gate—Void," which banishes all monsters on the field. The effect of this card will damage Marutou Ryou during his next turn. Ryou, feeling the pressure, prepares to counter by activating various cards to summon powerful Cyber Dragon monsters, showcasing his own strategic prowess. The tension builds as both duelists prepare for a decisive showdown.

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