As black 0/1s go, I much prefer the Thrulls created by Tevesh Szat, Doom of Fools, but we may have drifted a little
Having a card cost $100 that competitive Modern players need four copies of, like Force of Negation, is incredibly valuable to Wizards since it can use these cards to sell future products over the course of the next several years
I think martial arts are very cool
Theres a concerted effort to expand blacks ability to deal with enchantments while ensuring it remains a tertiary enchantment removal color behind white and green
But the practical effect for everyone already playing is a shelf full of new card pool and a promo checklist with a hard expiration date
As a general rule, centering will have less impact than the other scoring criteria on the overall score : a card with 7/10/8/10, for example, will have an overall score of 9/10