We have proof that EnnuiOtter IS Irving : r/MrRobot
Mr. Robot' Season 3 Trailer Gives First Look at Bobby Cannavale as Irving | Bobby Cannavale, Carly Chaikin, Christian Slater, Mr. Robot, Portia Doubleday, Rami Malek | Just Jared
Mr. Robot: Season 3, Episode 4: Irving Meets Angela at Red Wheelbarrow - YouTube
Mr. Robot S3: If you abandoned f-society last year, it's time to come back | Ars Technica
Mr. Robot Season 4 News and Episode Guide | Den of Geek
Mr. Robot: The 10 Best Characters Introduced After Season 1