Uploaded October 2025 | Updated September 2026, 2 weeks ago

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December 2559. The UNSC faces its darkest hour. Stranded on Zeta Halo after the Banished ambush the UNSC Infinity, survivors must regroup and fight for survival.

Halo: The Rubicon Protocol, by Kelly Gay, reveals the untold story of courage and sacrifice that followed the Battle of Zeta Halo in the months before the Master Chief’s return.

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