Here’s a higher-res image of Luther as the Fool.
Adding the book, the watch, and swapping the little dog for the wolf were all fun notions to carry out, as was swapping the mountains for the treeline.
Unsurprisingly, a lot of people who are mostly familiar with the Rider Waite tarot assume that the little white dog is this handsome young troubadour’s loyal pet. In the history of tarot depictions of this card, however, the dog is an angry local mutt actively trying to bite the Fool. The Fool isn’t always a happy young Bohemian, either.
Here’s the Pamela Colman Smith original, art-directed by Rider and Waite:
And here’s the Fool from the Jean Dodal version of the medieval Tarot de Marseille deck: