Goku:  Ready, Zaydon?

Zaydon:  Of course.

    They were in position to perform the fusion dance.

Zaydon & Goku:  Fuuuuuuuuuuusion HAAAAAAAAA!!!!

    They finally fused together as the fusion of Zaydon and Goku appears.

Zayku:  I'm the fusion of Zaydon and Goku known as Zayku. Now, who's ready to fight us? *transforms into Super Saiyan Blue 2*