VIDEO : 'Dragon Ball Heroes' Proves Goku Is Not Invincible

Comicbook.com reports fans have noticed Goku's losses in Dragon Ball Super lately.

His bad luck seems to have carried over into the 'Super Dragon Ball Heroes' series as well.

Goku is completely defeated by the Evil Saiyan Cumber in the promotional series.

Goku and Vegeta struggle against Cumber's power, now beyond Super Saiyan God level.

But Goku may have one last form up his sleeve to help him turn things around!