While players have certainly found ways to make powerful decks - with some popular meta decks becoming mainstays in tournaments - the community generally finds ways to combat these and develop counter-strategies, without the need for any cards to be banned from play yet
Time will tell, I suppose
Exdeath, Void Warlock offers a proactive approach by transforming into a large creature, while Cloud of Darkness serves as a removal spell that can go on to attack
Some of these reprintslike Celestial Colonnade or Creeping Tar Pitoffer excellent mana fixing while providing added value from your land slots, making them strong inclusions in many Limited decks
Rhystic Study and Ragavan, Nimble Pilferer have already been revealed as chase cards on the new Final Fantasy Through the Ages Bonus Sheet, but the most recent batch of newcomers isnt particularly disappointing, either
But we really needed something splashy when he transformed