Black Torch - Vol. 1 Ch. 2

[MangaDex]

 

[Disguised22]

Concussion.

 

[SturgeonsRevelation]

I think getting knocked out reduced his IQ by 20 or so points. Minus another 20 for receiving an attack with his head. If this guy gets hit another couple of times, he would become a vegetable from the accumulated brain damage. Maybe I'm not getting the point?