As a colossal spaceship floats in the skies above City A, a member of its monstrous crew battles on the ground against a group of S Class heroes. Despite their powers, they can't seem to finish it off. Meanwhile, Saitama has boarded the enemy ship …
I lead the pirate band known
as Dark Matter,
،أقود فرقة القراصنة المعروفة بالمادّة الظلامية
Ich bin der Anführer
der dunklen Räuberbande „Dark Matter“.
Je suis Boros, leader de Dark Matter,
la guilde des pillards de l’espace,
Io sono il capo dei banditi oscuri
chiamati "Dark Matter"...