You're the guy who got stupid when you got born, you moron.
_{[ ??? Not really sure how Ban was birthed but honestly doesn't want to think about it. ]}

It's a figure of speech. _{[ somehow— in Gintoki language. ]} It means fight. If that's what you want.
I don't have time to finish any kind of job you may want me to do, though.
_{[ gotta save party-kun.
Gintoki sidesteps, shifting past Ban if he is going to allow him to pass. ]}