Why?

It makes it easier to tell who is who

What and How?

In the gamechat channel, make the names of players sync with the NickNames from NickNamer

Are there alternatives?

I don't think so

Checks

• I have used the search at least once to check if my idea has already been suggested and perhaps already implemented.

Anything else

No response

This would have nothing to do with DiscordSRV. DiscordSRV already supports display names. Ask that plugin's developer to properly set them.