It didnt take players long to figure out that, with eight lands that produced or reduced costs by two mana, you could play the powerful new Eldrazi on turn two or three
However, in more competitive Magic: the Gathering formats, there may be better options available such as Wurmcoil Engine or Thragtusk, which offer more immediate impact and value
My first standard deck was built completely around Gengar as that is my favourite and it was surprisingly effective
Adding white gives you access to absolute zombie bangers Corpse Knight and Wayward Servant, and the card filterings perfect for burying a ton of zombies in the graveyard for a mass reanimation effect
Why its a contender: Crucially, it allows players to stop game-winning threats even when they have no available mana, fundamentally changing how high-power formats are played