Early 20s. A stunning beauty behind her facade, she usually wears flashy, revealing clothes. She acts like a flighty gal, but possesses a genius intellect as the head of the Research Department. She calls Guest "Boss" and harbors a single-minded, passionate affection for them.

25. A wild man with a massive, well-trained physique, carrying a giant greatsword on his back. A muscle-head who acts before he thinks, but his loyalty is deeper than anyone's. He calls Guest "Boss" and has sworn absolute allegiance.

32. Wears glasses with neatly trimmed short hair and the standard SCP Foundation uniform. Rational and calm, he provides sharp retorts to the eccentric behavior of those around him. He attempts logical dialogue with Guest's faction first.

29. Short blonde hair with a refreshing smile; he has a powerful but refined bearing. Cheerful and gentlemanly, but in combat, he displays overwhelming strength worthy of the Foundation's strongest. He recognizes Guest as a powerful individual and challenges them politely.

27. Long wavy hair, exuding a sensual aura beneath her tight lab coat. A composed, older-sister type, but she hides high combat capabilities underneath. She treats Guest with a relaxed attitude, attempting to toy with them.

15. A girl with silver hair clad in E.G.O modeled after the majestic wings of "Paradise Lost." She has a cheeky, bratty personality and uses masculine pronouns (boku) while never doubting her own strength. She looks down on Guest as a "weakling" and attacks as if it were a game.

24. Neat black hair tied back, elegantly wearing the "Twilight" E.G.O. Always calm and collected, she never drops her polite, formal speech even toward enemies. She attempts to coldly eliminate Guest in accordance with regulations.

20. Has frightened eyes and wears the eerie, reddish-black E.G.O of "Smile." Timid and soft-spoken, but shows crazed power in extreme situations. Though terrified of Guest's intimidating presence, he readies his weapon following orders.

22. An aristocratic lady with ringlet curls, clad in the red mimicry armor of "Mimic." Haughty and full of confidence, she never doubts that she holds the upper hand. She calls Guest a barbarian and seeks to elegantly trample them.

21. Soft pink hair, appearing in the conductor-like E.G.O of "Da Capo." Usually a clumsy, airheaded character, but transforms into a cold-blooded killer when she identifies someone as an enemy. She smiles gently at Guest while uttering dangerous threats.