User blog comment:Smash The Echidna/Ask STE's Characters/@comment-32220816-20170620192825/@comment-1942179-20171109055245

"If I were able to fuse them, maintaining the form wouldn't be a problem."

"High Tension takes enough concentration as it is. To use that while having an entirely separate power flowing through you is way harder than it looks. Of course, I've rarely been in any situation where that would have been practical anyway, so I don't worry about it."