I find the idea of a frumpy old passenger transport a bit more compelling than a Democritus with a different diamond-studded skin-suit. Have you seen old, battered, roll-on-roll-off car ferries?
There's certainly a niche in Rheinland for a low-wealth civilian passenger ship.
THE SYNDIC LEAGUES
(A co-operative of Rheinland's outlawed trade unions, determined to take the underworld for themselves.)