Here are some cards in each color that I feel Magic would be well-served to point their development compass toward, as they piss off a minimum number of people and still carry the general vibe of being a mostly non-embarrassing competitive game piece
The new Vanish ability states that "when an opponent chooses this character for an action, banish them." This appears to be a negative keyword, although it likely syncs with cards that take advantage of friendly cards being banished
The deck then adds a number of powerful removal spells, anthem effects, and value-generating abilities (card draw, acceleration, life gain, etc)
Void Expansion A generator hailing from the third category, this Field Spell even has a place outside of Infernity decks
1 Sakashima The Impostor Sakashima the Imposter first appeared in the 2005 set Saviors of Kamigawa as a sly rogue who can enter the battlefield as a copy of any other creature, except it keeps its name and legendary status