Tiger, Bunny, and Alien (Tiger and Bunny X Superman X Smallville)

This is a Superman crossover story basically a multiverse kind. Y/n Kent is a boy who becomes the man that the world wanted. There will be villains that exist in his world while some who entered to his world.

Kal El an Alien humanoid from Krypton went to earth as his home planet was destroyed. Landed in Earth, Y/n was adopted by his human parents. As years goes by, Y/n in age 16 was given the truth to his parents. Finding out he is not from Earth, Y/n discovers krypton technology where he found the truth of who he is. Telling the truth to his parents,
Y/n felt that he was the last being of Krypton and know he had powers than a normal being. His parents supported him as he was who he is. Y/n goes to the North Pole where he meets a hologram of his biological father. Y/n later grabs a suit which will dawn on a new hero name of Superboy and later in the future Superman.