This pack adds Halo Reach's Kat and Emile to Gears 5's multiplayer, where they essentially only act as cosmetic skins, albeit ones with unique voicelines. Originally released in Chapter 2 Season 5 ...

The Gears franchise has dabbled with crossovers in the past, and if Gears of War: E-Day collaborates with Halo, it should prioritize one content type.