Lets begin with three of those slots, and if you want Wizards breakdown, here is the link
Problem #5 It makes some Magic boosters less desirable
(Please see recent spikes based on my article for Yuna and Tidus for examples of money that could be made.) So lets talk about the implied relationship that stands head and above every other will-they-or-wont-they in gaming history, and the cards you want to add to their deck
Oh, sorry one black pip PLUS your least-favorite creature
The impact is minimum, as many times it can be an easily overseen detail, or it can have the best of the outcomes, by making something more visually understandable without messing up basic concepts
Quality : The best card stock for a premium feel and longevity