Whis

Whis is Beerus's attendant and is in love with Earth's food. He has the ability to rewind time up to 3 minutes into the past. He is also Beerus's teacher and implied to be stronger than him. He is known as the God of Creation, whereas Beerus is the God of Destruction. He is the strongest character in universe 7. He has an elder sister, Vados, who trained him for years, but eventually stopped.