GV Gamma (70-85) quests require the wrong bosses, so quests are never completed for each wave.
Correct bosses which spawn and the quest should be:
Stage 1 - Element Summoner
Stage 2 - Flashing Thunder
Stage 3 - Life Defector
Stage 4 - Earthquaker
Stage 5 - Aqua Source
Stage 6 - Flame Strength
Stage 7 - Shattered Soul
Stage 8 - Broken Mind
Final Boss - Element Lord
Squad leader also still had items in his bag from GV after leaving:
