Beerus observes that while Goku is no longer in the divine form, his body has "fully merged" with and absorbed the Godly power, allowing him to maintain a level of strength far beyond a typical Saiyan.
During the ensuing physical brawl, the time limit for Goku's Super Saiyan God form expires. He reverts to a standard Super Saiyan but initially fails to realize the change because he remains able to land blows on Beerus. Dragon Ball Super Episode 13
Goku and Beerus engage in a massive power struggle, creating an ultra-high-density ki sphere that threatens to destroy the universe. Beerus observes that while Goku is no longer
On Earth, Mr. Satan takes credit for the blinding flash of light, claiming his "power of love" saved the world. Production Highlights Dragon Ball Super Episode 13