Publicado originalmente por T.S.K.ABlazing_Studios:

I think he should remake the old freight wagons but with couplings and actual wheels.

He should also remake the 0-6-0 pannier ,0-6-0 E2, the 0-4-0 trojan, and class 37 with the GUI.

Then fix the glitch where on slopes the first 3 trains he made would fly at the end of the slope.