Train has historically been a fairly bright, bland map that takes place in a derelict trainyard.
There’s graffiti on large tankers and visible rust.
Cracks in the concrete.

One of the key differences between old and new Train, though, is the widening of sightlines.
Now those sightlines have been opened up a bit, meaning it should make for more varied encounters.
Otherwise, Valve have also updatedOverpassa bit, “based on community feedback”.

And four new community maps have been added: Basalt, Edin, Palais, and Whistle.
Here’s the completepatch notesif you’re after them.