Yeah. Just submitting usernames in games and rounds, it won't help.

You need to go and learn many things, and share the knowledge if you are good at something. I think the quicker way to get on board is to analyse yourself and see what SME (Subject Matter Expert) are you and start talking about it around the forum.

It better be associated with the forum category and if people think it's convincing then it could be best shot for ya.