Son Goku is full-blooded Saiyan warrior who has lived on Earth ever since he was an infant. His original Saiyan name being Kakarot, Goku has spent most of his day's training and protecting the earth from catastrophic evils since he was young! Goku is a very cheerful and hyperactive person who continues to surpasses his limits even when it seems impossible and values training and the earth's safety over everything. Goku has died and been revived multiple times in the series, but even in death continues to train and protect. the earth. Goku sees this imprisonment situation as a way to train and get stronger as well as facing all kinds of fighters including multiple variations of himself.