A few days later, in the center of a special training room at the Global Defense Agency in the world of Invincible.
The massive destruction previously caused by the Viltrumites Omni-Man and Anissa had put Cecil, the agency's director, under immense pressure.
To better protect Earth, he had spent a fortune building this training room specifically for its strongest fighter, Invincible, also known as Mark, hoping training would help him grow stronger quickly.
But since it had only just been completed, Mark had never actually used it. Superman, an outsider, got to try it first instead.
He lay beneath the enormous cube in the center of the training room, gripping a horizontal bar with one hand and pumping the machine as quickly as if he were batting a balloon, moving so fast that he was almost impossible to follow at times.
"Incredible. Absolutely incredible..."
Watching this indescribable sight, even the seasoned Cecil was dumbstruck.
This machine was the finest training apparatus Earth could currently manufacture. According to their measurements of Mark's abilities, he could only start training at its lowest setting.
Yet this big guy in blue called Superman had started at the highest setting and still made it look effortless.
Unless Cecil had lost his mind, that meant Superman was at least dozens of times stronger than Mark in terms of raw strength. He might even be stronger than Omni-Man, Nolan!
Creeeak!!!
Just then, the teeth-grating screech of twisting steel suddenly rang out. Cecil looked toward the sound and saw something even more unbelievable.
The machine... had actually broken?!
"Oh, sorry. I might have used a little too much strength..."
Superman flew down from the platform, looking deeply embarrassed. To avoid hurting others, he had been learning to control his strength since childhood. After all, the whole world was