Based on an actual game called Zombie Versus Ambulance. As you might guess, it has very sophisticated gameplay.

Heinkel: How did I end up carrying everything?

Enrico: The Pope should be above such things.

Heinkel: …Hold on.

Dude! They have Zombie Vs. Jesus!

Enrico: Say what?

Heinkel: Can’t talk. Busy blowing up zombies.