There's something gallant about this young rebel. Use what you got, eh?
He may be part of an international crime ring, however. If you've ever been to a German-speaking country, you're likely familiar with rostbratwurst, basically a 2-foot sausage served on a 3-inch roll. It necessitates a lot of mustard. As in enough to make this heist sensical. Were these guys part of the Hostetler Gang?
And lastly, Der Spiegel covers the mysterious holes across much of Central Europe. Much like the Goshen Hole (no link, but supposedly a strange and small tunnel complex in Goshen).