At 80% in this godly state, Goku fought on par with Beerus using nearly 70% of his own power.
This form has no time limit.
So I'll do what I can for them.
By the 21st World Martial Arts Tournament, Goku's might could move a massive boulder and fight on par with the seasoned Roshi.
Goku and Beerus both ascend into the sky.
After stealing Goku's body and gaining the Saiyan's might and abilities while in unison retaining his Supreme Kai powers, his skills and power greatly increased, repeatedly proving to be a highly dangerous opponent.