Tyrant's Halo 4 Legendary Walkthrough - Requiem

From MythicTyrant:

After the dust settles, the Master Chief finds himself stranded on the derelict Forerunner shield world Requiem, a mysterious land occupied by technologies beyond our comprehension. But he soon finds out that he wasn't the only one to make it to the surface in one piece. Now, a horde of Covenant stand between him and the discovery of a strange signal being picked up by Cortana's slowly deteriorating mind.

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