Saitama and Blast can interact with portals, countering the latest villain in One-Punch Man. Saitama's absence may not be felt as Blast and allies handle Empty Void with their combined forces. Saitama is equipped to fight Void, showcasing abilities beyond just strength and speed in the series.

In multiple arcs throughout the One-Punch Man manga, Saitama is conspicuously absent, often hampered by his lower Hero Association ranking from participating in the biggest crises. However, his abilities have become increasingly recognized in the series, with the top S-Class hero, Blast, noting his devastating potential despite his otherwise dull and docile persona. One key ability Saitama has is also shared by No. 1 hero Blast in One-Punch Man, referring to their mutual abilities to either travel through or manipulate portals between dimensions.

One-Punch Man likes to play up how overpowered Saitama is, while also showing his overwhelming ennui in the face of...