According to Bungie's extensive Destiny lore , Osiris was a human Warlock and one-time apprentice to the Speaker. His heroism in one of the earliest battles fought after the construction of the City allowed him to rise to the position of Vanguard Commander — the same office now held by Zavala. Highly respected and fiercely skilled, he was also the mentor of Ikora Rey, current representative of the Warlock class among the Vanguard leaders With the much-needed changes coming in Warmind (though the...