User blog comment:Smash The Echidna/Ask STE's Characters/@comment-26053663-20180222223959/@comment-1942179-20180307200659

"Does my interaction with you count? Because this is my first and only encounter with such."

"To be honest, I'm kinda surprised I haven't met any, yet. The closest I've seen are people with metallic body parts, like a prosthetic arm or something. Though I heard once from Thunder that he fought someone who was like a cyborg, before."