Bizarro Superman in the Superman & Lois world was quite different from the one in the comics.
In the comics, Bizarro was a Superman clone created by Lex Luthor.
But the Bizarro of Superman & Lois was another Superman from the Anti-World.
The Superman of the Positive World was called Clark Kent, while Bizarro was named Tal-Rho.
He had originally crossed over from the Anti-World to the Positive World.
He had intended to destroy Ally's pendant and stop the plot to merge the two worlds.
But unfortunately, he was strangled to death by a major from the Department of Defense who disagreed with Superman.
That was right—Bizarro had been strangled to death by an ordinary human.
Because his weaknesses and abilities were the opposite of Superman's.
He possessed Freeze Vision and Flame Breath, could grow stronger under a Red Sun, and was empowered by Green Kryptonite.
Conversely, he gradually weakened beneath a Yellow Sun.
After being exposed to X-Kryptonite radiation, he was further weakened, suffered unbearable pain, and could even die.
The major who killed him had used a spray made from X-Kryptonite to weaken him.
However, Bizarro had not completely died.
After the crisis ended, his body gradually regained vitality, but he had lost all reason.
Later, Lex Luthor happened to discover him and transformed him into Bizarro Doomsday.
"So the Bizarro I can meet this time is probably the one who came back to life after dying."
Leon began traveling.
The last time he had gone to the Superman & Lois world,
he had been in a hurry to find the Life Codex in the DCEU and had not given Bizarro's existence much thought.
Now that he was returning to Superman & Lois, he did not know what point in time he would arrive at.
His vision darkened,