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A history of decimation achievement in Halo Wars 2

A history of decimation

Complete A New Enemy

A history of decimation0
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How to unlock the A history of decimation achievement

  • Itzz Sh0wt1m3Itzz Sh0wt1m3
    08 Feb 2018 15 Feb 2018
    This is the very first mission in the campaign, which is not hard at all on easy. Just play through the mission and it'll unlock at the end of the mission.
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