You can destroy a dungeon with Naturalize 2
Unlike other similar huge seven-casting cost flyers (Blizzard Elemental, anyone?), it gave you the mana on the turn you played it to save it
White Auracite: Unconditional removal
If this blue creature is good enough for Standard, which I sort of doubt, I can predict that someone on coverage will say it wrong, in the way you expect, to the widespread hilarity of Twitch chat and podcasts the following week
Basically, the next while is going to be all about Phyrexia .
Sure, Boom // Bust on an opponent while theyre land-light can be scary, but land destruction as a strategy has always suffered from the fact that no matter how many lands you destroy, the opponent can just draw more