OP said no skills.
Also being a good boxer is one thing but being able to keep up with dudes who can outrun bullet trains and do any significant damage to guys who can tank bull charges or destroy buildings with their bare fists is another.
Who is considered the most average joe main character in video games? No skills, no powers, nothing
Bartz from FFV, relative to his world at least.
Pretty much every protagonist in Silent Hill
He has the ultimate luck
Would Francis York Morgan count? I haven't played the game in a while so I'm not sure, but if all the shoehorned supernatural shooting parts didn't really happen then he's just an FBI agent with a taste for coffee.
And some mild schizophrenia.
Pretty much every Silent Hill protag that isn't Heather
Most horror protagonists (well in their first entry really)
Issac from dead space was just some random engineer.
Naegi is cute and based.
Hinata is stupid and ugly.
Komaru Naegi
Wrong character
this dude played Russian roulette with 5 bullets in the chamber. They made you play as him because Hinata would fuck it up.