S20 moves away from the tedious, click-by-click placement of older versions. Creators can now marquee-select massive areas to move, rotate, copy, or delete entire railyards and towns simultaneously. Contextual Tool Clutter
The biggest change in TRS22 is the overhaul of the world-building tools. Surveyor 2.0 replaces the legacy editing tools with a modern, stream-lined interface. trainz railroad simulator 2022
If you're looking for specific locomotives, rolling stock, or assets, these third-party creators are industry standards: Get More Free Stuff! - Trainz Simulator S20 moves away from the tedious, click-by-click placement