AOI-EOI-216 (EL SILBÓN)

== Standard Observation Measures: ==
AOI-216 is kept in a standard humanoid containment cell. The room is padded with extra sound proof material. No amount of sound proofing will prevent the effects of the "whistle" ability. No contact should be made with 216. To avoid extreme bouts of aggression, 216's cell should be supplied with deer innards. False deer innards are met with [REDACTED]. If for any reason, staff begin to hear 216's whistle, activate Protocol A (Blaring dog barks and smell of Habanero peppers) until 216 is passive and fearful. 
== In Case of Escape: ==
All Internal Security Staff are to wear noise cancelling headphones. Lethal Damage is permitted. Returning 216 to it's cell is not a priority. Keeping 216 away from staff is a priority.
== Description: ==
AOI-216 is a vaguely human creature measuring 6'8. Subject shows a lack of muscular definition, suggesting malnutrition. 216's arms are slightly disproportionate to it's body. Subject's body shows very little pigmentation. Subject possess a worn hessian sack (216-B) which is seemingly connects to it's skin as if a part of it. When being used, the sack can be removed and opened. 
== Activity: ==
AOI-216 remains in a dormant state for the majority of it's time in containment. Often, it will be seen puckering it's lips. We assume this to be it's whistle. On rare occasions, it will remove the bag from it's back and count the bones one by one.
== Anomalous Properties: ==
216 possess a whistle which can be heard at any time, and from far distances. . The closer the whistle sounds, the safer you are to AOI-EOI-216. Adversely, the further away the whistling sounds, the more danger the listener is in. The whistle has been shown to cause immense fear and paranoia and has led to multiple [REDACTED]. From the Foundation's best estimate, it has a similar ability to AOI-EOI-054 (BANSHEE). whistling as a warning when someone is about to perish. The whistle is stated as being unnerving. Beginning at a C and going up the scale. (C,D,E,F,G,A,B) with a rising F and lowering B. 
216-B, also known as 216's sack, is a densely woven hessian bag. The material dates back to the middle of the 19th century in South America. 216-B does not possess a complete Newtonian bottom and will always appear full. All attempts to remove 216-B is met with hostility and pain from 216.
== Acquisition Details: ==
Reports of a whistling man date back to the early 1900's. AOI-216 was found in the Colombian town of Los Llanos. It was found gathering dust in it's hands, high above in a tree. It was followed for 2 weeks where it solemnly walked. Only when it rained did it wander. It would not speak. The undercover agents prevented a young man from being killed just in time. 
== Addendums: ==
# On very rare occasions, AOI-216 will speak a Colombian dialect of Spanish.
# AOI-216 is afraid of dogs and spicy sauces.
# AOI-216 has identified itself as Cisco Ramoz. The foundation are taking measures to track the name down.
# On a single stretch of nights, starting March 11th and continuing until March 22nd. AOI-216 will be seen weeping quietly in the corner. This happens every year.