Transcendent Envoy

Flying
Aura spells you cast cost {1} less to cast.

Ephemerate

Exile target creature you control, then return it to the battlefield under its owner's control.
Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Snap

Return target creature to its owner's hand. Untap up to two lands.

Flicker of Fate

Exile target creature or enchantment, then return it to the battlefield under its owner's control.

Spreading Seas

Enchant land
When Spreading Seas enters the battlefield, draw a card.
Enchanted land is an Island.

Union of the Third Path

Draw a card, then you gain life equal to the number of cards in your hand.

Idyllic Beachfront

({T}: Add {W} or {U}.)
Idyllic Beachfront enters the battlefield tapped.

Psychic Venom

Enchant land
Whenever enchanted land becomes tapped, Psychic Venom deals 2 damage to that land's controller.

Brainstorm

Draw three cards, then put two cards from your hand on top of your library in any order.

Reality Acid

Enchant permanent
Vanishing 3 (This Aura enters the battlefield with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
When Reality Acid leaves the battlefield, enchanted permanent's controller sacrifices it.

Island

Foil

You may discard an Island card and another card rather than pay this spell's mana cost.
Counter target spell.

Lórien Revealed

Draw three cards.
Islandcycling {1} ({1}, Discard this card: Search your library for an Island card, reveal it, put it into your hand, then shuffle.)

Counterspell

Plains

Ponder

Look at the top three cards of your library, then put them back in any order. You may shuffle.
Draw a card.

Heliod's Pilgrim

When Heliod's Pilgrim enters the battlefield, you may search your library for an Aura card, reveal it, put it into your hand, then shuffle.

Drake Familiar

Flying
When Drake Familiar enters the battlefield, sacrifice it unless you return an enchantment to its owner's hand.

Riot Control

You gain 1 life for each creature your opponents control. Prevent all damage that would be dealt to you this turn.

Hoodwink

Return target artifact, enchantment, or land to its owner's hand.

Mulldrifter

Flying
When Mulldrifter enters the battlefield, draw two cards.
Evoke {2}{U} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)