While the City was preparing for an assault by the combined forces of all the Fallen houses,
tensions between the Speaker and Vanguard Commander Osiris reached a breaking point. Zavala,
having recently become the Titan Vanguard by replacing Saint-14, attended a meeting of the Consensus
without Osiris present. When the New Monarchy representative protested that Osiris was absent, Zavala
announced that Ikora would be filling in for Osiris. The Speaker asked her to formally become the new
Warlock Vanguard, which she accepted. The Speaker then proclaimed that he was exiling Osiris from the
Last City and thus named Zavala as the new Vanguard Commander in place of the troublesome Warlock.
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