favorite anime where the guy is the strongest character?

Alot of anime have the girl as the strongest character, so I would like to see one where the guy is the strong character.

Here's a few off the top of my head.

Campione
Toaru Majutsu no Index
Mondaiji-tachi ga Isekai kara Kuru Sou Desu yo?
Sword Art online
Darker than Black

Layfon Alseif from Chrome Shelled Regios
Ousawa Akatsuki from Hagure Yuusha

-Hellsing
-Hagure Yuusha no Estetica
-Trigun
-Dragon ball z
-Hunter x Hunter
-Samurai X

Campione

Attack On Titan

Nichijou

Yes. Nichijou.