If your goal was to understand Lorcana rarity , youve got it
Colorless decks can certainly be made to work, but there is no doubt you are dramatically curtailing your options for both card and effect selection
While I cannot tell you which Lorcana starter deck is best, because theyre weighted equally, if in different ways, and much depends on luck of the draw, I can tell you about the play styles and which I enjoyed the most
This is my easy pick for the best card printed this year, and that's not just for Commander.
Some popular cards in a Wilhelt, the Rotcleaver deck might be: Diregraf Captain Rooftop Storm Death Baron Gravecrawler Lord of the Accursed 11 Edgar Markov ($40.79 Market Price on TCGPlayer) A Powerful Vampire Lord Who Doesn't Even Need To Be In Play Edgar Markov is the king of the Vampires typal Commander deck
This will still often paired with secondary combo wincons, most often storm combo or other options which overlap significantly with the prowess card pool