Responses
Everybody thought the same at first but after Sea King arc everyone knew who's Sonic is xD
Saitama literally hit him in the nuts when they first met...
I'm also surprised is he was a girl! XDD
You guys know what happen to him after that if you want to know look at Murata ED card its so funny ╮(￣▽￣)╭
I thought Sound Sonic was a girl...