Electronic TrainLEGO 138 |

lego 138Micro LEGO brick 138 universe Rescue Boy transformer mech - Rescue Boy Z #LEGO #MOC #transformers - LEGO,mini LEGO,micro LEGO,robot,mecha,mech,meca,tutorials,instructions.While they both use a whistle to control the movement of the train, the 118 only goes foward and stops, the 138 can be commanded to go forward, stop