How can I improve my hanger?

I am in gold l, and it is tiring with this hanger, anything I can do to improve it?. I only have heimdell and kid

And in terms of robots, I have all except condor, raptor, dux and ravager, what changes can I make to do better in this league

I am in gold l, and it is tiring with this hanger, anything I can do to improve it?. I only have heimdell and kid

And in terms of robots, I have all except condor, raptor, dux and ravager, what changes can I make to do better in this league