Treyarch released a new Call of Duty: Black Ops 4 trailer for the game's upcoming content drop called Operation Spectre Rising. This Operation introduces a brand-new Specialist named Spectre who can quickly leap between groups of enemies and slash them with their sharp katana. Three new maps will also drop called Artifact, Masquerade and WMD. Operation Spectre Rising goes live on April 30 on PS4. Xbox One and PC will get the update at a later date.