Even Halo jumped in on the crossovers : r/Doom

Just commissioned this awesome Doom/Halo crossover skin from my buddy u/Nate_jw, called Forerunner Slayer! Click for full image. : r/halo

Xbox Games Showcase LIVE: Starfield, Forza, and all the latest Xbox announcements

Who would win, Atriox (Halo) vs Doomguy (Doom)? - Quora

Doom Eternal - Wikipedia

What if there was a doom eternal and halo infinite crossover : r/Doom

All Tomorrows crossover: The Qu's Extinction (commissioned by me, drawn by u/spartans_doodles) : r/halo

Now that Bethesda is apart of Microsoft Do you think there will be a Halo and Doom Crossover

UNSC Warthog Pinky (Halo / Doom crossover) by InfinityPilot on DeviantArt

Superhero Comic Books: The 100 Best Runs You Must Read – The Hollywood Reporter

Who would win: Doom Slayer with his upgrades from Doom Eternal or Master Chief with his new suit from Halo Infinite? - Quora

Jump Force (for PC) Review

Another DOOM + HALO Crossover Concept (HELL and HOPE) : r/halo

Halo Infinite Stole From Doom Eternal - Midnight Response

ArtStation - UAC Warthog Pinky (Doom / Halo crossover)

Who would win: Doom Slayer with his upgrades from Doom Eternal or Master Chief with his new suit from Halo Infinite? - Quora