Here is the full list of all 16 Dark Train achievements.
Leave the city and pass the baton!
Do not be bothered on the rails.
Help chimney sweeper get into the Cathedral.
Find the source of electricity. (secret)
Find all the neon signs of Abnormitrons. (secret)
Obtain everything you need for hatching the egg.
Use the Inventory as an Incubator.
The best tattoo in the Border city.
Fortunately! The train goes around!
Destroy the factories to manufacture Panzer-Abnormotrons.
Don't let the Panzer-Ritter wait for long.
Find the neon sign of firefighters. (secret)
Find a room you will never forget. (secret)
Find hideout in the right place. (secret)
Find and read the contents of all blueprints.
Don't let inventory arm catch the Moon in less then 30 sec.