One problem faced by this card is his middle of the road nature, in the most hardcore combo decks that wan't an effect like this they will probably opt for the more robust Helm of Awakening and in the decks being more aggressive they will either elect for a better ramp card or a better threat
As the earthbend ability resolves, that land becomes a 0/0 creature with haste that's still a land
Booster Box (Magic Battle for Zendikar | Magic Cards) prices are based on the historic sales
This means you can get the ability going as soon as Choco drops, and can hold it back to keep your card advantage engine safe
Necropotence decks ruled the day during the early stages of Standard, but the one card that even Necro players feared was Balance
The main problem is that this card does not grant any additional, passive lore, which I think is the strongest pull of the Location cards in general