Call of Duty: Black Ops 2 - Steam Deck HQ

Call of duty: Black Ops 2's campaign worked perfectly and it was great to re-experience it, but any multiplayer modes left something to be desired.

Call of Duty Black Ops 2 (Story) on Steam Deck/OS in 800p 60Fps

Announcing Call of Duty: Modern Warfare II and Call of Duty

Call of Duty® on Steam

Call of Duty: Infinite Warfare - Wikipedia

Call of Duty: Black Ops II Review - Giant Bomb

Call of Duty: Black Ops II Review - Giant Bomb

Call of Duty® on Steam

Call of Duty: Black Ops 2 multiplayer free on Steam, double XP

Call of Duty: Black Ops 2 (Wii U) Review - COGconnected