In my mind, this once again again again comes down to CG's extraordinary incompetence for QA - we've seen this time and time again...
If they would simply allocate just one or two hours to QA'ing changes, these nerf-problems would be heavily reduced - it doesnt take a rocket scientist to figure out that 3 random jedi with pre-nerfed QGJ lead and JKA would be a nasty team, and would take litterally 30 seconds to test - start march with the above team, have opponent kill QGJ and press JKA's second ability