Robot Trains Season 3 Episode 9 Now You See Me, Now You Don't

X-family has developed an invisibility cloak to help them steal energy balls. The cloak is too small to fit the trio and fits only Mos and Dos. Railworld is shaken by seeing energy balls floating in the air and they are convinced there is a ghost! Everyone is scared out of their witts including Maxie but as she overcomes her fear, she finds the real culprits and has them run away scared.