Here's the idea
Some surveil cards are close to the rate of self-mill cards, and they have the bonus of letting you keep something on top you really need
Players are only allowed one of each card in their deck, with the exception of basic lands, but they can use cards from throughout Magic 's history
Adding additional triggers, or giving Cloud double strike, allows him to turn into a serious threat
Contentious Plan Dreamtide Whale Expansion Algorithm Experimental Augury Flux Channeler Fuel for the Cause Gitaxian Anatomist Guildpact Informant Ichormoon Gauntlet Inexorable Tide Kiora's Dambreaker Lulu, Stern Guardian Mesmerizing Dose Radstorm Reject Imperfection Ripples of Potential Serum Snare Steady Progress Tekuthal, Inquiry Dominus Tezzeret's Gambit Thrummingbird Vexing Radgull Viral Drake Vivisurgeon's Insight
In many peoples eyes, this red creature invalidated creature-based decks, being able to pick off a full board relatively easily, while leaving behind a 3/3 double striker to quickly end the game with yourself