Last week, Raven Software started a Twitter poll asking fans to RT which mode they wanted permanent in Call of Duty: Modern Warfare Remastered: Slasher or Prop Hunt. After 4 days of voting, and by a overwhelmingly large majority, Prop Hunt won the vote!
— Raven Software (@RavenSoftware) August 1, 2017
Prop Hunt is now a permanent mode in Call of Duty: Modern Warfare Remastered. You can find in under the Standard Playlist category now.