So finished my Classic game. The Uber Ethereal died in a hilarious manner care of my cloaked Assault soldier. It was a chain reaction that even I didn't expect. So, used Flush, which forced the Uber Ethereal to jump out of its corner... right into the sights of the rest of the squad. Several reaction shots later, and the deed was done. ^^
My Endgame Team (all Psi-soldiers):