Halo: The Fall Of Reach, Covenant Issue 1, by Marvel Comics
Captain Wallace, Dr. Halsey, and the Spartans IIs on board the UNSC Commonwealth en route to the Damascus Testing Facility on Chi Ceti IV in 2525. The frigate is immediately attacked by a Covenant vessel.
Dr. Halsey and the Spartans escape to the surface of the planet. Upon
arriving at the facility, the Spartans are introduced and fitted with
the MJOLNIR Mk. IV armor. As the Covenant ship prepares to attack again, John recommends that they take MJOLNIR for a field test. John, Kelly, and Sam board a Pelican and plan to attack the ship by detonating an ANVIL-II Missile inside the vessel. The issue ends as John, Kelly, and Sam leap out of their Pelican prepared to assault the Covenant vessel.
