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Someone needs to give him a medal.) 2005: When Auras Attach

I think you could still shave a few more cards but I would wait to see after you make adjustments and play the deck for a while before cutting anything else

Realmbreaker's Grasp isnt bad but Cut Short has been a bit better, and Sunder the Gateway is more of a sideboard card

Turn that Bolt into 6 to kill that Consecrated Sphinx and draw a card too

If a player is instructed to exile cards from their library "until" a certain event occurs, that player exiles those cards one at a time

Unless you have an effect that doubles counters on permanents you control, like Doubling Season