Y/N'S Bio

A young boy saiyan goes by the name Y/N L/N. he was born on the different planet and raised on earth with Goku and his family. Y/N, Goku and vegeta tried to defeat kid buu but His regeneration, his power and he cannot be defeated but thanks to y/n who finally defeated kid buu with his new transformation called super sayian 4. after the defeat of kid buu, earth is now at peace once again... ...or is it?