User blog comment:BMHKain/Upcoming Battle Hints (BMHKain Styled)/@comment-25968390-20160627115124/@comment-25656629-20160705004729

Ryo and Suzu from Voltage Fighter Gowcaizer.

Anywho, I'll see if I can think of any other guesses in the meantime.

Also, apparently this is the 600th comment. Doesn't have anything to do with the topic at hand, but it's fun to point these things out. :P