Sentinels When legendary Commander Austin Vega and the mysterious Black Vault vanish, the Sentinels struggle to keep the city safe. While veteran Xora Vane hunts for answers in the dark, rookie Neo Zayn is stripped of his safety net and thrown into a brutal front line trial by fire. Guided by the fierce senior Aero, Zayn must survive a relentless enemy onslaught. But an insidious conspiracy festers within, and if the Vault falls into the wrong hands, the Sentinels will be in big trouble.

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