some of the supporting members of tekkadan aren't super clearly defined so far, but there's plenty of time for that in the remaining ~40 episodes, and if there's a couple generic background characters that's hardly the worst thing to ever happen in gundam
i know kudelia and atra end up married and i have a vague idea of how, and i know that this has a reputation for being one of the darkest gundams but i don't know too much beyond that except for some names