Mana is an obvious hurdle for any five-color deck, and having access to another rainbow land alongside Cavern and Plaza of Heroes is a big deal
Here, you play alongside beloved Disney characters in an exhilarating quest
While Im not wholly convinced a mono-black deck has access to that many helpful food effects, there are ways to take advantage of having some extra artifact tokens that youre able to make for free each turn
We need protection or we are literally never going to cast a 10 mana spell with 0 counterspells to protect it
Tetsuya Nomura pointed to the design for Sephiroth's final form being different from how it looks in the original game, adding that he can't explain why yet
For the most part, this is the only color pair that cares about artifacts, so you'll be able to get the key cards from the deck mostly unimpeded