Master Chief from Halo 3

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Master Chief in combat gear

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Master Chief in action

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Halo Reach Spartan

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Mass Effect character collage

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Halo: Reach characters

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Halo Reach military base

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Halo Reach landscape

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Halo 4 promotional artwork

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Halo 3 ODST soldier

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Halo 3: ODST promotional art

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Halo helmet in snowy landscape

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Halo 3 soldier in desert

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Halo 3 promotional art

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Halo 3 helmet in grass

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Halo 5 Guardian

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Aperture Science logo with robot

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blue armored soldier concept art

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sangheili warrior with energy blades

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Spartan in a Factory

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