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.

Creatures you control get +0/+1.

Sacrifice Angelic Shield: Return target creature to its owner’s hand.

Haste

As long as Anger is in your graveyard and you control a Mountain, creatures you control have haste.

{2}, {T}, Sacrifice Armillary Sphere: Search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle.

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.)

Azorius Chancery enters the battlefield tapped.

When Azorius Chancery enters the battlefield, return a land you control to its owner’s hand.

{T}: Add {W}{U}.

{R}, Sacrifice Bloodfire Colossus: It deals 6 damage to each creature and each player.

{R}, Sacrifice Bloodfire Kavu: It deals 2 damage to each creature.

At the beginning of your upkeep, return a permanent you control to its owner’s hand.

{R}: Chartooth Cougar gets +1/+0 until end of turn.

Mountaincycling {2} ({2}, Discard this card: Search your library for a Mountain card, reveal it, put it into your hand, then shuffle.)

You may have Clone enter the battlefield as a copy of any creature on the battlefield.

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.

Landfall — Whenever a land enters the battlefield under your control, you may have Cosi’s Ravager deal 1 damage to target player or planeswalker.

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.

{R}: Fiery Hellhound gets +1/+0 until end of turn.

Flood Plain enters the battlefield tapped.

{T}, Sacrifice Flood Plain: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

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.

Landfall — Whenever a land enters the battlefield under your control, Geyser Glider gains flying until end of turn.