Call of Duty: Black Ops 7 Zombies – Astra Malorum Full Main Quest Guide (Season 1)

Astra Malorum is the second round-based Zombies map in Black Ops 7, arriving with Season 1, and this is your complete, step-by-step walkthrough of the entire Easter Egg main quest.From repairing the Harmonic Oculus, upgrading to the LGM-1 Wonder Weapon, solving the planetary alignment puzzles, unlocking the Cryo Chamber, collecting Dr. Thurston’s brain, navigating the portal to Mars, and finally taking down Caltheris across all four phases of this marathon boss fight – this guide covers every mechanic, puzzle, code, trap, and strategy you’ll need.