C.Q. Cumber

C.Q. Cumber is a character in the upcoming Octo Expansion for Splatoon 2. He is a translucent blue sea cucumber (likely a sea pig) wearing a train conductor's hat. He appears to be the conductor of the Deepsea Metro, and is shown interacting with Cap'n Cuttlefish.

He was first shown in the March 8, 2018 Nintendo Direct explaining the usage of the subway map to Agent 8.