The pingascoaster. Shipt! This article is a stub. You can help the King Harkinian Wiki by blowing it up. The Pingascoaster is a pingas ride at Robotnik Land that can go 4 miles an hour. It is often being ridden by Dr. Robotnik, fat women, Marge Simpson, and King Harkinian. Retrieved from "https://king-harkinian.fandom.com/wiki/Pingascoaster?oldid=24607" Categories: Stubs Robotnikland Rides Community content is available under CC-BY-SA unless otherwise noted.