It is the fifteenth primary installment in the Call of Duty series. Call of Duty: Black Ops 4 is a first-person shooter video game developed by Treyarch and published by Activision. /r/BlackOps4 is the developer-supported, community-run subreddit for the Black Ops 4 community.You also get the “Walking Encyclopedia” trophy for finding all collectible locations in one mission.
Finding all their locations unlocks the “Curator” trophy or achievement.