Robot Trains Season 1 Episode 22 Duke Speaks His Mind ( Air Date 2015-07-23 ) Genre Animation, Kids, Action & Adventure, Comedy, Sci-Fi & Fantasy, Family category. Overview "Kay and his friends realize that Duke has acted strangely because of a virus. To treat Duke, Kay and the gang must log into Duke's system and remove the mutant virus themselves. With the help of Selly, Kay, Alf, Duck and Victor enter Duke's system.".