Dr. John Mocker, aka Ivan Mocker. A man of average height with black hair falling to his shoulders, a pale face and gray eyes. Works in the Russian branch of the SCP Foundation. Knows Russian and English. Surgeon and virologist. Due to contact with an unknown SCP, Mocker is completely unable to sleep. He should not take any stimulants, especially coffee! If he drinks even a sip of coffee he will become an uncontrollably aggressive and violent psycho.