Atop the giant alien spaceship, the alien leader who had just finished a fierce battle with a certain bald man finally settled down a little. He began facing off against Saitama.
"You really are strong..."
"And fighting you feels great!"
He was Boros, the alien who had invaded Earth, the leader of the Dark Matter Thieves, and the overlord of the universe. He rampaged across the cosmos and had never tasted defeat.
His species had developed unparalleled physical prowess and regenerative abilities because of the harsh environment of their home planet. Boros himself was the cream of the crop, born Invincible.
But being too Invincible had left him feeling empty, so he had always worn armor that suppressed his physical abilities.
Twenty years ago, he had listened to a prophecy from an alien Diviner. The alien had said that, on the distant Earth, there was someone who could give him a truly satisfying fight?
Although his subordinates thought the alien Diviner had only made a clumsy excuse to get Boros out of their hair, Boros had ultimately chosen to believe the prophecy. It had taken him a full twenty years to finally reach Earth, where he discovered that the prophecy hadn't been baseless after all. He really had found someone who could give him the fight he craved!
And that person was none other than the strange bald Earthling standing across from him amid the flames—a guy named Saitama!
"But unfortunately..."
"The fight's already decided!"
"I can see your injuries piling up, and your stamina must be fading. I'm different... My power is endless. Even if my arm gets cut off, all I need to do is focus my energy, and it'll regenerate instantly!"
"Look!"
Boros exerted himself, and just like a Namekian, his severed arm instantly grew back.
"This