Some of these are problematic with the fundamentals of the format, like Karakass ability to shut off any commander at virtually no cost, or the way Trade Secrets lets you collude with an opponent to each virtually draw your deck
Flying When this creature enters, destroy target nonbasic land an opponent controls
As it stands, when it comes to this particular precon, Interceptor, Shadow's HoundInterceptor, Shadow's Hound grants menace to exactly one Assassin in the entirety of the 99
I can't wait to get my hands on this set and start, not only brewing, but also upgrading my existing decks
Prahv Plane Ravnica If you cast a spell this turn, you can't attack with creatures
Ghitu Lavarunner hits early as a 2/2 usually on turn two if you cast a one-drop spell on turn-1 and turn-2