Robot Trains - Season 2 - Eps 31: Stop Growing, The Vitamin Attack
When Genie invents new growth vitamins, the evil duo Mos and Dos set out to steal it.
About Robot Trains

Title: Robot Trains
First Air Date: 2015-02-26
Last Air Date: 2019-05-19
Status: Ended
Rating: 5.7/10 (from 3 votes)
Language: KO
Seasons: 2
Total Episodes: 84
Network: Unknown
Genres: Animation, Kids, Action & Adventure, Comedy, Sci-Fi & Fantasy, Family
Production Companies: CJ ENM, Union Investment Partners, Woori Investment Co.
Synopsis
Set in the "Train World" where all citizens are trains. However, among the residents there are special trains that can transform into robots, the Robot Trains! Featuring our 5 train heroes, with special powers: Kay, Alf, Duck, Selly and Victor - and their exciting adventures. Can the Robot Trains save the village from the evil dark forces that be?