Defender; reach (This creature can block creatures with flying.)
Whenever Aether Membrane blocks a creature, return that creature to its owner's hand at end of combat.
Flying
When Augury Owl enters the battlefield, scry 3. (Look at the top three cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)
: Chartooth Cougar gets +1/+0 until end of turn.
Mountaincycling (, Discard this card: Search your library for a Mountain card, reveal it, put it into your hand, then shuffle your library.)
Whenever Coral Fighters attacks and isn't blocked, look at the top card of defending player's library. You may put that card on the bottom of that player's library.
When Cryptic Annelid enters the battlefield, scry 1, then scry 2, then scry 3. (To scry X, look at the top X cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)
You may sacrifice a Mountain rather than pay this spell's mana cost.
Target creature gets +X/+0 until end of turn, where X is the number of Mountains you control.
Earth Servant gets +0/+1 for each Mountain you control.
"Fire. Air. Water. These elements spread, filling in the spaces they are not. But earth is implacable like a sullen child."
—Jestus Dreya, Of Elements and Eternity
Flood Plain enters the battlefield tapped.
, Sacrifice Flood Plain: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle your library.
Flying
Whenever Galepowder Mage attacks, exile another target creature. Return that card to the battlefield under its owner's control at the beginning of the next end step.