Sidney is a Sinovenator and cousin Mr. Conductor. In the episode "Stargazing on the Night Train", Sidney came to Mr. Conductor and Pteranodon Family, so he showed them the star sky. Retrieved from "https://dtrain.fandom.com/wiki/Sidney?oldid=17016" Categories: Characters Conductor Family Dinosaur Languages: Русский Community content is available under CC-BY-SA unless otherwise noted.