The Kaio-Ken doesn't always get the respect it deserves in DBZ, but it's arguably a cooler transformation than Super Saiyan with even better fights.

Goku Didn't Use the Kaio-Ken Against Beerus Goku's Infamous First Fight ... Frieza from ever getting the opportunity to ...

A bold theory suggests Vegeta could merge with Beerus without him dying, evolving into a new fusion type and the strongest ...

While everyone always considered Goku to be the most powerful member of his universe, the introduction of Beerus the Destroyer showed fans how wrong they were, since even in his strongest state ...

The threat of Majin Buu has passed, and Goku and friends are all living in peace. Then there appears Beerus, the God of Destruction. The story finally moves beyond the universe, into a new phase!