While some of the terrifying methods of execution have never been confirmed, the mere mention of them is sure to keep his inner circle in line - and any potential rivals quiet, say experts. A confirmed favorite tactic, blowing people away with anti-aircraft guns, leave victims unrecognizable.
"Because there are several guns bound together, it would be hard to find the body after firing it once."- Hong Hyun-ik, Sejong Institute
"Because there are several guns bound together, it would be hard to find the body after firing it once," Hong Hyun-ik, chief researcher at the Sejong Institute, a security think tank based in Seoul, told local broadcaster YTN in 2015. "It's really gruesome."
In late February, South Korean officials revealed that five North Korean officials had been subjected to the particularly grisly form of overkill. Other methods trickle out of the secretive Hermit Kingdom, their unverified status only burnishing the legend of Kim's depravity.