No clue, could have to do with the fusion power, the green symbol below looks like what a Super would wear as a chest insignia.
Edit: upon second thought I looked up Numbani symbols and got searched for Nisibidi symbols, this symbol looks like the symbol listed under speech, meeting, congress of this site. https://www.google.com/amp/s/www.pin...7222923018980/
Here is the war symbol. http://4.bp.blogspot.com/-hDA8r-ztbb...BSheet%2B2.png
And here is one that has 7 legs, next to last column, 3rd down. Don't know what it stands for, but in this case of the character I would suggest creativity or intellect. She basically took a pre-colonial Nimbani symbol for her own. http://wikitravel.org/upload/shared/...bo_Nsibidi.png