Question

Son Goku: a Saiyan raised on Earth who strives to break his limits while also fighting strong opponents. Kal-El/Clark Kent: the symbol of hope a paragon of good, he wishes to better humanity with his gifts. What if these two were both found by Grandpa Gohan, being raised as brothers?

Dragon Ball is owned by Toei Animation, Akira Toriyama

Superman is owned by DC Comics