You lose the political leverage of Aetherize in favor of universal demolition and its one of the few instant-speed board wipes in the game, giving you even more control over the games pace
Magic: The Gathering's Weakness, Crusade, Earthbind Cards Won't Appear In The 30th Anniversary Edition The remaining three cards that aren't appearing in Magic: The Gathering 30th Anniversary Edition are all for different reasons
Of course, the only real way to deal with Progenitus is with a board wipe of some kind, but, even then, if it goes into the graveyard you just shuffle it back into your deck
Skithiryx can regenerate even if it isn't in combat, it's already tapped, or it's undamaged
Another set of 4 reprints, the two talismans are great with Warstorm Surge having the power to end games on its own