It is incredibly well balanced, without the two life it would just be the Lightning Bolt of the discard spells with no reason ever not to pick and play it first
Tell it your commander, your strategy, and your budget, and it returns tailored upgrades pulled from cards you already own and the best options across all of Magic
Flame doesnt kneel to Phyrexia
Your opponent could have a billion Panharmonicons and Elesh Norn, Mother of Machines out in play, and none of them would matter thanks to this tiny 1/2 Faerie
The other revealed creature cards, and all the revealed noncreature cards, will wind up in their owners' graveyards
These lands are mighty for a few reasons, but the most important one is that you can sort out a lot of mana issues because they all have two basic land types - which means you can fetch them up with a lot of different ramp spells, and even fetch lands too