Cards typically can only be revealed from your hand or the top of your library, and you cant activate an ability on top of your library if you cant see it
The designers at Wizards of the Coast might have gone a little too far, especially with how it fits into pretty much every deck
More often than not, the art depicts detailed landscapes, epic battlefields, and dynamic action shotsall of which are great for making 3D cards
In a format of Ho-Oh GX, Volcanion, and other fun fiery things, this could be amazing as a recovery tool in the mid-game or just let you distribute some free energy across the board turn two or three
That might be awfully good, presuming there are other playable Mice that come down earlier (BTW Emberheart Challenger is a playable Mouse that can come down a turn earlier)