Honorable Mention #2 - Shadowmoor Swamp by Lars Grant-West
Frantic Search (T1, Ext, S) Frantic Search works fabulously with any deck which has lands which tap for more than one mana, including High Tide and Tolarian Academy decks
Sadly, the Offspring mechanic doesnt appear to help here, since those enter play, and arent cast
It can shut down any of your opponents spells that let them take bonus turns, locking them out of any sort of combo shenanigans they might have up their sleeves
Especially since many of these bulk cards dont see as much game play as the higher echelon Magic staples like The Great Henge, Rhystic Study and Ancient Tomb
Sprinkle in double strike from the most casual girl in the scene box and you get a formidable Gruul commander