Mrs 3 is the spirit of Serial Killer “Serena Jomez”, she died at the E3 of 2018, and her spirit got transferred into a few of splatoon 2’s cartiridges, she takes the form of Agent 3, however her entire body is lime green and black, she is 13 feet tall and is extremely lanky, she has hyper realistic eyes and teeth, shes very sadistic and playful, and has her own twisted sense of humor, she also has agent 3’s cape, she causes hallucinations in players heads and often destroys their life