As for the main drawback of MDFCs (coming into play tapped), it is a concern, but not a huge one
Cast Charge Through on your paladin before blocks, and his full three damage would hop straight to the opponent, blockers be damned
Bonehoard Dracosaur Card-draw dinosaur We love a good dragon
Talisman of Creativity The idea to turn The Doctors various quirky accessories into mana rock reprints is brilliant
So, while $150 for an experience is vastly less than one would pay if playing real competitive Magic, its still quite a lot compared to a random board game, where $150 is going to get you a massive box of plastic figures for some 6-hour epic space game, plus a new deck-building game, plus some old Silverline game from FFG
Then do something with that number, which will always be 0-5." Chroma counts anything anywhere and the result can be anything