This submission was automatically migrated from https://www.speedrun.com/destiny2story/level/Warmind_Strange_Terrain_Unavailable?h=Solo&x=l_69zz5qx9-rkljm7nd . It was originally verified by Twicemas on this date: 2019-12-10 14:56

You are forced to at least 2 phase the boss because if you 1 phase then you won't be given the next checkpoint so the game will be soft locked.