Black-and-Yellow Battling Bravehearts

This comparison should be obvious. Two heroines of African-American origin, with genius intellect, devise equipment that allow them to join teenage teams while in love with a member of each group. And then their is the fashion sensibilities. We introduce Bumbleee aka Karen Beecher and Doctor Midnight aka Dr. Beth Chapel for your consideration

• A black and gold stylized outfit complete with specialized googles.
•  Weaponry that can disarm opponents in the form of stingers and blackout bombs.
• The aforementioned teams: Teen Titans and Infinity, Inc. welcomed them with open arms.
• The also aforementioned boyfriends Mal "Guardian" Duncan and Rick "Hourman" Tyler.
• Their careers were brief and then they soon retired.
• Given there were differences, one could fly and one could see in the dark, regardless...