When aliens invade Earth, a group of Class-S heroes finally finds a way to fight back and go on the offensive.
Inside the enemy mother ship, Saitama fights Boros. Faced with the alien’s frightful power, he decides to get serious! What is the Earth’s fate?! For teen audiences.
COVER SUBJECT TO CHANGE
Keep up to date with related content where you see this icon.
Click to Watch and get regular updates… find out more