The Saiyan God Of Kuoh

After the tournament of power was won and everything has been restored one full blooded Saiyan warrior name Y/n who along with Goku and Vegeta have gone through great power that can rival the gods and beyond. Now he was given a opportunity by Zeno and the grand priest angel to travel one of the universe he recommended that needed order by a dumb great war. What will happen to the the forces of the underworld and heaven when they face a being they never seen before have power way beyond anything they can comprehend.