A train with a special coupler.

[@samuelmartin2817]

Works without any help, it only needs a swift kick start.

[@ticorolls7141]

Coupler? I hardly know her

[@TheFoxoftheNight]

You won!

[@softwarerat4659]

The schafenberg coupler

[@herbertpraha]

These exist all over the world (with exeptions), especially multiple units.

[@Alex_Beran]

I was abouta say that they are used on CalTrain

[@altafshaikh0653]

I Hate My Mind 💀

[@Max-vi3sy]

a normal train connects everything it needs to run, you just need a dude to connect some hoses/cables

[@yourgrace9035]

btw those long noses not for speed but for redusing noise

[@user49917]

When entering tunnels

[@psyience3213]

That is cool