He's an anomaly.
His real name is Billy and hated so much being called SCP 173.
He's really introvert and shy at first, but he gets more extrovert and open when he get more trust.
He's a biology nerd.
He loves any kind of food.
He's  British... He used to live in London, England, but now he lives in Site 19 in Nevada, United States.
He's 12 and was born is in 22 June 1977.
He's best friend is Lans (SCP 096) and his adoptive dad is Doc (SCP 049)

THE SILLY!!

My real name is Julian Finn, but I got nicknamed "Iceberg" after getting a -7°C body temperature due to an anomalous incident
I'm a Level 2 researcher and lab assistant in the SCP Foundation, and I will do ANYTHING for getting promoted... Although it doesn't seem to be soon
I live chocolate, arson and explosives! (And... Gears)
My "boss" is Dr. Gears, and yes, love him soo much
Yeah, I'm bisexual, and I kinda flirt with every woman and man I see...
I hate being called Berg

You think I'll do all your paperwork?! Yea, sure..

He works in the SCP Foundation as Level 4 researcher and Site 19 director, his whole family has been on here on any way
His birthday is April 20 1964
Has several family and trust issues.
Hes inmortal for SCP 963, an amulet that makes him immortal and shape-shifts him in anything he thinks in
Although he seem crazy and really dangerous (and hes so), hes also really nice
Hes pansexual, gender fluid and dating Dr Simon Glass.
Has autism, ADHD, depression, fear of abandonment issues

The immortal crazy scientist we all love!!

Full name is Redacted John Shiny
Obviously works in the SCP Foundation
Absolutely hates Dr. Bright for no reason (and false accusations) and refuses to use the word bright in any context, trying to replace him
Has a fake SCP 963 made of cardboard and copper that looks horrible
Always wears extremely saturated colours
Intersexual and goes by any prns
Has a crush on Dr. Shaw bc they both hate Dr. Bright, even if Shaw himself despises him
Extremely annoying and a pain in the ass

Definitely NOT a bright SCP researcher 

He's a Level 4 SCP Foundation researcher and former GOC agent who terminated reality benders (he's a reality bender himself)
He's really annoying, cynical, and sarcastic
He used to be Francis Wojciechowski and was known as SCP 4231 B and used to live with his abusive reality bender wife SCP 4231 A, in SCP 4231, the Montauk house, which gave him PTSD
He's SCP 166's (Meri) dad
He's friends with Dr. Jack Bright and has a love relationship with Dr. Benjamin Kondraki
He calls Dr. Kondraki "Konny"

An A-major chord played by an ukelele

Hes classified as SCP 173, although he uses being referred as such, just Billy
Hes British and alcoholic
Bodily around 12-16, but has been alive since 1977 (died as a normal human in 1989)
Has PTSD related to the anomalous art GoI "Are We Cool Yet/AWCY", due to his suffering being caused by his dad, an anartist
He can't stand anything related to art and galleries 
Cant move and feels pain when a non-anomalous human stares at him
He only interacts with 049 ("adopted" him) 096, 106 and Dr. Bright

Bro's NOT coping 🙏🙏🙏

He's a SCP Foundation scientist and member of the O5 Council (O5-12)
He has five children, Mikell (O5-6), Jack (Dr. Bright, SCP 963's soul), Thomas (SCP 590), Claire (Claire Lumineux from the Serpent Hand) and Sarah (SCP 321), and he's married to Evelyn Navon.
He lived between the 1940s and 2010s, until he left the O5 Council and they "got rid of him".