Kakoku

This warrior is the fusion dance of Goku and Kakarot, the same warrior from different realities.

Goku- the Saiyan legend who rose from low-class ranks and reached legendary status: Super Saiyan 3.

Kakarot-The Saiyan who survived Frieza's onslaught and join Prince Vegeta's Elite. He reached Super Saiyan Status from a wish on the DragonBalls. He and Vegeta defeated Frieza and Cooler.