The Ninja Turtles fighting Krang inside the Technodrome in the 1989 arcade game. Technodrome portal seen in background. The Trans-Dimensional Portal in the Technodrome of the 1987 video games. Usually, Shredder and Krang appear through it. In Turtles in Time, it is also used as a time portal. Retrieved from "https://turtlepedia.fandom.com/wiki/Trans-Dimensional_Portal_(1987_video_games)?oldid=471895" Categories: Portals and teleporters Objects (1987 video games) Time travel Community content is available under CC-BY-SA unless otherwise noted.