Its to handicap you so they don't have a hard time facing you. I play Tina and there's only so many effective ways to combo into an air grab.
Ugh, but they only did that because I was a B-. And they're like.. F+ and pretty much went berserk while using Helena. Like on mic they were like "Oh, I know what they're going to do" I mean.. obviously.. they haven't seen me fight..