Ægon's synergy with Proxima or StarLord no longer works at all. Ægon will not get any combo shield when getting hit now. Please see the attached video
https://youtu.be/iJNrQgjTSDQI did a combo of 20 and a combo of 50 just for testing purposes and the combo shield never activated when hit from the synergy. His standard ability of combo shield from heavy still works though.