The scrapped Call of Duty Halo collaboration would've seen Halo maps appear in Call of Duty according to leaks.

A leak has reported an upcoming crossover between Halo and Call of Duty is canceled and no longer in the works.

New details have come to light about a crossover that was said to be in the works with Call of Duty and Halo.

Microsoft could bring Halo ... Call of Duty franchise. Warzone alone has featured crossovers with Crash Bandicoot, Tomb ...