How to play co-op multiplayer in Gears 5

In Gears of War 4, we played as JD. In Gears 5 we then play as Kait for like the rest of Act II-IV. Which of these two will we play in

Gears 5's Multiplayer Is Very Good, Too

Gears 5 Has 3-Player Co-Op for the Campaign, But There's A Catch

Play Gears 5 Game of the Year Edition

Gears 5 Split Screen Co-op Gameplay: WE LOVE DAVE (Let's Play

Gears 5 Preview - Breaking Down The New Multiplayer Suite - Game Informer

Gears 5 - Dolby

Gears 5 - Multiplayer Characters: Locust Hybrid

Gears 5: How to play as Halo characters in Gears of War 5? - Daily Star

Gears 5 Hivebusters DLC review: Good, old-fashioned co-op fun, Entertainment