Story
IX is part of the Chaos Story continuity, featuring the Chaos Crew crew.

Call of Duty: Black Ops 4 · Chaos era
A Roman arena launch map for the Chaos story.
A diagram of how the areas connect. It shows routes and neighbours, not distances or shapes — it is not to scale.
Open route diagramMain Quest
IX’s main quest — "Venerated Warrior", defeat the most venerated opponent — runs the Chaos crew through a trial per tower god: Danu’s blighted trees, Ra’s burning bulls, Zeus’s storm poles and Odin’s flooded symbols, stitched together with the arena’s strangest shopping list (bone meal, charcoal, and dung thrown by a crowd you have deliberately enraged). The arena answers with its champions: waves of tigers and gladiators, then the war elephants Fury and Wrath, armor shot away piece by piece. Soloable, on Normal or above.
IX opens the Chaos story in a gladiatorial arena where you fight for the favor of towering champions. Its clean layout and approachable quest make it a strong entry point to the Black Ops 4 era.
IX is part of the Chaos Story continuity, featuring the Chaos Crew crew.
Answers
Yes — IX supports completing its main quest solo.
IX is a Zombies map from Call of Duty: Black Ops 4, released Oct 12, 2018.
Last reviewed Jul 15, 2026. Spotted an error? Suggest a correction.
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