The UnderFist train is one of the many ways that they get around. It has 7 different parts. The front is Scarr's, the next piece is Jeff's, then it's Irwin's, the next 2 pieces are Hos', and the last 2 pieces are Fred's. The train has limited abilities, including a laser shooter on the roofs, and rockets on the back of the train parts. The train parts go by the name Segments 1-7. The train can turn into a space station, and a robot.

Space Station

The train can fly into space and turn into a space station. It has a mess hall, 5 meeting rooms, and huge 12X14' living quarters. There is also a hanger bay where the UnderFist Rocketship is held.