Siм‡ren Head Sound | EXTENDED ✔ |

First posted on Henderson’s social media in August 2018, accompanied by a photo of the creature in a cemetery.

It gained viral fame through found-footage style videos on TikTok and YouTube, as well as various fan-made horror games, notably one by Modus Interactive released in late 2018.

It can allegedly play sounds loud enough to cause physical harm , such as rupturing eardrums or causing internal soft tissue damage. Lore and Origins Si̇ren Head Sound

is a fictional supernatural entity created by Canadian horror artist Trevor Henderson in 2018. It is a 40-foot-tall , emaciated humanoid with rusted, mummified skin and a head consisting of a pole with two or more speakers/megaphones. The Sound of Siren Head

Though it has a physical form, it is often described as a tulpa or manifestation of an unfathomable supernatural entity, meaning it may not follow standard biological laws. First posted on Henderson’s social media in August

Some lore describes it screeching random numbers and words (e.g., "NINE. EIGHTEEN. ONE.") in a static-filled, electronic hum.

It often emits distorted air raid sirens , emergency broadcast alerts, or SAME (Specific Area Message Encoding) headers typical of weather warnings. Lore and Origins is a fictional supernatural entity

It can replicate human voices , animal calls, and even music to lure victims into forests or rural areas.