It's Great That We Are Reborn as Chaojia, and the Earth Can Be Saved.

The world is going to end! After all, we need Superman! So Earth salvaged a Kal-El from the timeline. Accompanied by the Speed ​​Force, the tattered Earth Rider repaired himself and chose to continue saving the world. The Justice League was successfully established. As time went on, Batman raised two children. The world said that one Superman was not enough. Can we find some Kryptonians from other worlds? Lord Joe made his debut, a mixed-blood Kryptonian cultivated by the Fertility Book. He was raised according to the standards of global rulers. He was an absolute autocratic tyrant, cold and arrogant, but was killed by the kryptonite hidden in his lover's body. He has been looking for a way to get back. Carl gets screwed over by Joe, but then comes the heavyweight - Connor Wayne of Speedy Bullet World. The clown Lex Luthor combined the DNA of Batman Kal-El with his own to create Connor, who was born with mental illness. All the surprises you can imagine or cannot imagine can be created. Don't mess with him, he will randomly recognize Superman, Luthor, Batman and the Joker as his father. He doesn't know how he died. Anyway, he is currently receiving treatment in the Fortress of Solitude. Kara is still on the way. The world is in turmoil, but no one can destroy it. Intention: I will give everything for this world