Earthquake+Flying isn't that much, but this was coming off someone who brute-forced the Diamond e4 with just infernape
Like most Magic: The Gathering cards, the value of Bounding Wolf depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Innistrad: Double Feature)
Instead of putting the basic lands on a separate print sheet like they do now, they mixed them in with the other cards
Mythic Rares (M), introduced in 2008, are the legendary crown jewels, designed to be the most epic and memorable cards in a set, appearing in roughly one of every eight packs
It's usually worth it, but there may be a case you'd rather keep the ward if you know an opponent has removal