New Back 4 Blood Update Adds Offline Campaign With Progression - Game Informer

The highly-requested feature goes live later today.

Game Informer - A new Back 4 Blood update releasing today

Back 4 Blood Roadmap Reveals New Co-Op Mode, Difficulty, And Solo Offline Release Timing - IGN

Back 4 Blood Roadmap Reveals New Co-Op Mode, Difficulty, And Solo Offline Release Timing - IGN

News - January, 2023

Back 4 Blood Solo Campaign Progression To Be Addressed by Turtle Rock Studios

Back 4 Blood Roadmap Reveals New Co-Op Mode, Difficulty, And Solo Offline Release Timing - IGN

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Back 4 Blood Roadmap Reveals New Co-Op Mode, Difficulty, And Solo Offline Release Timing - IGN

Halo 4 Info: Game Informer Article LEAK (LEGIT, proof on 2nd page) : r/halo

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Back 4 Blood Beta and Boss Reveal

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Back 4 Blood Solo Campaign Progression To Be Addressed by Turtle Rock Studios