While the Iron Is Hot
Meet Osiris and Crow near the War Table in the Tower's H.E.L.M.
Osiris's strategy for rebuffing the Imperial Cabal is to exploit an ancient Cabal tradition known as the Rite of Proving. Any challenger may approach these rites. Vanguard High Command wants you to disrupt as many Rites of Proving as possible, stalling Caiatl's recruitment effort.