Lilianas Triumph As formats reach back, removal that does not target becomes increasingly more important
Not only can you reduce the costs of casting Emrakul based on what card types are in your graveyard, but when cast, you can take control of target opponent during that players next turn
Curse of the Swine Like Pongify, Curse of the Swine is a rare bit of removal for blue
This allows blue decks to find answers to any situation and stop opponents from executing their own winning strategies
While its tempting to play it in a control deck that wants to leave up counters but uses Darksteel Citadel and such to power Thopter Spy Network, it just seems so bad when you want to fix your mana on turn three and dont yet have an artifact
While I could see this getting a bit out of hand if too many creatures were printed like this, I do like the idea when its limited to just a few