This man found himself in the middle of a heartbreaking and plain old brutal situation. His wife went and cheating on him with his best friend, a friend who was like family to him. So, he channeled all that righteous rage into executing one ruthless, advanced revenge. He didn't even dirty his hands in the process.
If you're in the mood for more pro revenge drama, check out the marine who scammed a scammer in a masterful revenge of his own over here!