Connive may have been created as a mechanic for a specific group from one Magic set, but I think it will show itself again in the future, perhaps with a slight twist
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You could write a book on counterspells (Counterspell stops everything, Remand for tempo-draw if your opponents tend to play large spells themselves, Daze if you need the speed, Dispel is crazy good at protecting your stuff, etc)) We've also got nutty bounce spells like Echoing Truth, the classic Unsummon, and the mother of everything: the Cryptic Command Since we're red I am somewhat perplexed that we aren't running 4x Lightning Bolt
Sultai Arisen cares about interacting with the graveyard, and a very powerful Commander is offered to accomplish this
Mystical Dispute Blue mirrors can be grindy, but Mystical Dispute gives you a cheap, efficient way to win on the stack