Robot Trains Season 3 Episode 22 Mos' New Friend

Railer George is not like the other railers, he does not feel he belongs to their group. One day, by chance, George meets Mos, who helps him with carrying some energy balls. Their friendship has begun, and they become inseparable! Mos decides to introduce George to the X-Family and brings him to meet Train-X in his very own cavern. How will Train-X react to this new help?