This is an obscure enchantment from The Big Score, which lets you tutor five different lands into play very, very slowly
While 4 might not be the only outcome if we want to determine the optimal number, its probably somewhere between 3 and 4
In order to ensure that Green remains the pre-eminent ramping color, Wizards of the Coast gives many of Whites ramp cards the limitation that they only work if an opponent controls more lands than you
Its not difficult to make it feel like a one-sided wrath, since you can use energy to make your creatures indestructible, so they dont have to worry about getting destroyed
All the fixed and semi-random cards in the box are from M14, Return to Ravnica, Gatecrash and Dragon's Maze
And thats me thinking really small with it too