Per 
Item #: SCP-XXXX
Object Class: Euclid
Special Containment Procedures:
SCP-XXXX is to be kept in a humanoid containment cell. Any changes in form are to be documented and reported to Doctor Moore.
Description:
SCP-XXXX is an entity which cam take the form of a nearby human being. SCP-XXXX is sentient and intelligent, and is able to replicate the voice, personality, and memories of the person who SCP-XXXX is taking the form of, even if SCP-XXXX has not previously met the person in question.
The body of SCP-XXXX has been observed to be cell-like in nature, with an outer-membrane and inner cytoplasm-like substance. However, MRI scans have shown SCP-XXXX is lacking all types of organic bodily systems. The method of bodily operation by SCP-XXXX is unknown and under further examination as of August 14, 2019.
SCP-XXXX is fluent in English, German, Spanish, and French. SCP-XXXX has refused to elaborate on its full grasp of human language, including whether or not it can only understand the language(s) of the person who’s form it is currently taking. Additionally, SCP-XXXX refers to itself as a “shadow,” and claims that more creatures like SCP-XXXX exist.
SCP-XXXX has not attempted to escape containment, and is not violent. However, SCP-XXXX has been verbally aggressive to site personnel. While SCP-XXXX is in an aggravated state, any personnel within the containment chamber are to be swifty evacuated and the containment chamber is to be closed and sealed.
Discovery:
SCP-XXXX was detained in a shopping establishment in Worland, Wyoming, on April 25, 2019, by Mobile Task Force (Placeholder).
