As befits all the best practitioners of his shadowy trade, no-one is quite sure whether he is one man or many, or even simply an urban legend.
But after a string of assassinations of its local henchmen, the Islamic State’s new “Caliphate” in the Libyan city of Sirte is abuzz with talk that an anti-Isil sniper is at work.
In recent weeks, no fewer than three Isil commanders in Sirte have been shot dead from long range, according to local media.
The killings – reported to be the work of a sniper who honed his skills in Libya’s uprising against Colonel Gaddafi – are said to have sowed panic among Isil’s forces in the city, who have carried a string of arrests and executions in a bid to track down the culprit.
The Sirte assassin’s most recent casualty, according to social media reports from Sirte, was Abdullah Hamad Al-Ansari, an Isil commander from southern Libyan city of Obari, who was shot dead on January 23 as he left a city centre mosque. (Read more from “Is a Secret Sniper Killing off ISIS’s High Command in Libya?” HERE)