You can show team names always and enemy names not at all. It's the way the new crysis demo does it, and I think it works.

Yeah, right.

@Offtopic: Crysis <3

Thanks, finally I've made it like Germanunkol said.

I've posted an new in IndieDB explaining the new features for next version, which will be available at the end of this week. It's very long, so I'm not going to post it here. You can see it here http://www.indiedb.com/games/assault