1 {scene: The Infinite Featureless Plane of Death}
1 Nazi 1: Mein Kapitän! Preliminary scouting reveals an infinite expanse of featureless plain. It must be die Afterlife.
2 Nazi Captain: Never mind. It is our duty to die Führer to expand die Nazi influence into new territory! Be it another plane of existence or not!
3 Nazi Captain: We must establish contact with Berlin.
3 Nazi 1: How, Kapitän?
4 Nazi Captain: Did you think die Führer's insistence we all take occult lessons in basic training was worthless? Get to work!
4 Nazi 1: Jawohl!

We all know Hitler was obsessed with the occult. Or at least in fiction he was. This is fiction, ergo...