Dragon Ball Super

Synopsis

Vegeta continues his battle with Top, while Caulifla is able to help Kale come to her senses and transform into Super Saiyan 2 before the two double-team Goku. Goku is eventually knocked into Freeza's fight with Catopesra, with Freeza deciding to observe the fight after Goku tells him not to attack Caulifla and Kale. The three Saiyans resume their battle. After unsuccessfully attempting to use Instant Transmission as a strategy, Goku powers up to his Super Saiyan God form and easily overpowers Caulifla and Kale. As Goku prepares to eliminate Caulifla and Kale using a powerful Kamehameha to destroy the area of the stage they are on. But it was revealed that Champa gave Caulifla and Kale a pair of Potara earrings provided by the Sixth Universe's Supreme Kai Fuwa (フワ, Fuwa) as a last resort, using them to fuse into a single being of immense power named Kefla (ケフラ, Kefura) who proceeds to attack Goku.

(Source: Wikipedia)