Carrier Pigeons

Flying
When this creature enters, draw a card at the beginning of the next turn's upkeep.

proxy or wait

Bird Maiden

Mystic Familiar

Flying
Threshold — As long as seven or more cards are in your graveyard, this creature gets +1/+1 and has protection from black.

Wild Aesthir

Flying, first strike
{W}{W}: This creature gets +2/+0 until end of turn. Activate only once each turn.

Major Teroh

Flying
{3}{W}{W}, Sacrifice Major Teroh: Exile all black creatures.

Gustcloak Skirmisher

Flying
Whenever this creature becomes blocked, you may untap it and remove it from combat.

Gustcloak Savior

Flying
Whenever a creature you control becomes blocked, you may untap that creature and remove it from combat.

Roc Hatchling

This creature enters with four shell counters on it.
At the beginning of your upkeep, remove a shell counter from this creature.
As long as this creature has no shell counters on it, it gets +3/+2 and has flying.

Dive Bomber

Flying
{T}, Sacrifice this creature: It deals 2 damage to target attacking or blocking creature.

Thoughtbound Primoc

Flying
At the beginning of your upkeep, if a player controls more Wizards than each other player, the player who controls the most Wizards gains control of this creature.

Lieutenant Kirtar

Flying
{1}{W}, Sacrifice Lieutenant Kirtar: Exile target attacking creature.

Blighted Woodland

{T}: Add {C}.
{3}{G}, {T}, Sacrifice this land: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Edge of Autumn

If you control four or fewer lands, search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
Cycling—Sacrifice a land. (Sacrifice a land, Discard this card: Draw a card.)

Aven Redeemer

Flying
{T}: Prevent the next 2 damage that would be dealt to any target this turn.

Getting

Forest

Coat of Arms

Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it. (For example, if two Goblin Warriors and a Goblin Shaman are on the battlefield, each gets +2/+2.)

Dragonstalker

Clockwork Avian

Flying
This creature enters with four +1/+0 counters on it.
At end of combat, if this creature attacked or blocked this combat, remove a +1/+0 counter from it.
{X}, {T}: Put up to X +1/+0 counters on this creature. This ability can't cause the total number of +1/+0 counters on this creature to be greater than four. Activate only during your upkeep.

Gustcloak Harrier

Rockfall Vale

This land enters tapped unless you control two or more other lands.
{T}: Add {R} or {G}.

Hallowed Burial

Put all creatures on the bottom of their owners' libraries.

Hunting Moa

Echo {2}{G} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
When this creature enters or dies, put a +1/+1 counter on target creature.

Birds of Paradise

Aven Warhawk

Amplify 1 (As this creature enters, put a +1/+1 counter on it for each Bird and/or Soldier card you reveal in your hand.)
Flying

Farseek

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Darba

At the beginning of your upkeep, sacrifice this creature unless you pay {G}{G}.

Shamanic Revelation

Draw a card for each creature you control.
Ferocious — You gain 4 life for each creature you control with power 4 or greater.

Zodiac Rooster

Plainswalk (This creature can't be blocked as long as defending player controls a Plains.)

Mesa Falcon

Flying
{1}{W}: This creature gets +0/+1 until end of turn.

Rampant Growth

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Nature's Lore

Search your library for a Forest card, put that card onto the battlefield, then shuffle.

Aven Flock

Flying (This creature can't be blocked except by creatures with flying or reach.)
{W}: This creature gets +0/+1 until end of turn.

Phantom Flock

Flying
This creature enters with three +1/+1 counters on it.
If damage would be dealt to this creature, prevent that damage. Remove a +1/+1 counter from this creature.

Land Grant

If you have no land cards in hand, you may reveal your hand rather than pay this spell's mana cost.
Search your library for a Forest card, reveal that card, put it into your hand, then shuffle.

Command Tower

{T}: Add one mana of any color in your commander's color identity.

Crimson Roc

Flying
Whenever this creature blocks a creature without flying, this creature gets +1/+0 and gains first strike until end of turn.

Welkin Hawk

Flying
When this creature dies, you may search your library for a card named Welkin Hawk, reveal that card, put it into your hand, then shuffle.

Aven Trooper

Flying
{2}{W}, Discard a card: This creature gets +1/+2 until end of turn.

Arctic Treeline

({T}: Add {G} or {W}.)
This land enters tapped.

Glarecaster

Flying
{5}{W}: The next time damage would be dealt to this creature and/or you this turn, that damage is dealt to any target instead.

Battlewise Aven

Flying
Threshold — As long as seven or more cards are in your graveyard, this creature gets +1/+1 and has first strike.

Canopy Vista

({T}: Add {G} or {W}.)
This land enters tapped unless you control two or more basic lands.

The Great Aurora

Each player shuffles all cards from their hand and all permanents they own into their library, then draws that many cards. Each player may put any number of land cards from their hand onto the battlefield. Exile The Great Aurora.

Collective Unconscious

Draw a card for each creature you control.

Aven Archer

Flying
{2}{W}, {T}: This creature deals 2 damage to target attacking or blocking creature.

Winds of Abandon

Exile target creature you don't control. For each creature exiled this way, its controller searches their library for a basic land card. Those players put those cards onto the battlefield tapped, then shuffle.
Overload {4}{W}{W} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Aven Mindcensor

Flash
Flying
If an opponent would search a library, that player searches the top four cards of that library instead.

Roc of Kher Ridges

Aven Liberator

Flying
Morph {3}{W} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
When this creature is turned face up, target creature you control gains protection from the color of your choice until end of turn.

Cloudchaser Eagle

Flying
When this creature enters, destroy target enchantment.

Highland Forest

({T}: Add {R} or {G}.)
This land enters tapped.

Windreaper Falcon

Cinder Glade

({T}: Add {R} or {G}.)
This land enters tapped unless you control two or more basic lands.

Aesthir Glider

Three Visits

Search your library for a Forest card, put it onto the battlefield, then shuffle.

Soulcatcher

Flying
Whenever a creature with flying dies, put a +1/+1 counter on this creature.

Celestial Gatekeeper

Flying
When this creature dies, exile it, then return up to two target Bird and/or Cleric permanent cards from your graveyard to the battlefield.

Krosan Verge

This land enters tapped.
{T}: Add {C}.
{2}, {T}, Sacrifice this land: Search your library for a Forest card and a Plains card, put them onto the battlefield tapped, then shuffle.

Freewind Falcon

Myriad Landscape

This land enters tapped.
{T}: Add {C}.
{2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

Wingbeat Warrior

Flying
Morph {2}{W} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
When this creature is turned face up, target creature gains first strike until end of turn.

Mayael the Anima

{3}{R}{G}{W}, {T}: Look at the top five cards of your library. You may put a creature card with power 5 or greater from among them onto the battlefield. Put the rest on the bottom of your library in any order.

Aven Cloudchaser

Flying (This creature can't be blocked except by creatures with flying or reach.)
When this creature enters, destroy target enchantment.

Royal Falcon

Duskrider Falcon

Commander Eesha

Mountain

Harsh Mercy

Each player chooses a creature type. Destroy all creatures that aren't of a type chosen this way. They can't be regenerated.

Exotic Orchard

{T}: Add one mana of any color that a land an opponent controls could produce.

Teshar, Ancestor's Apostle

Flying
Whenever you cast a historic spell, return target creature card with mana value 3 or less from your graveyard to the battlefield. (Artifacts, legendaries, and Sagas are historic.)

Whippoorwill

{G}{G}, {T}: Target creature can't be regenerated this turn. Damage that would be dealt to that creature this turn can't be prevented or dealt instead to another permanent or player. When the creature dies this turn, exile the creature.

Skyshroud Falcon

Jungle Shrine

This land enters tapped.
{T}: Add {R}, {G}, or {W}.

Osai Vultures

Flying
At the beginning of each end step, if a creature died this turn, put a carrion counter on this creature.
Remove two carrion counters from this creature: This creature gets +1/+1 until end of turn.

Rukh Egg

When this creature dies, create a 4/4 red Bird creature token with flying at the beginning of the next end step.

Aven Brigadier

Flying
Other Bird creatures get +1/+1.
Other Soldier creatures get +1/+1.

Suntail Hawk

Aven Soulgazer

Flying
{2}{W}: Look at target face-down creature.

Rith's Grove

When this land enters, sacrifice it unless you return a non-Lair land you control to its owner's hand.
{T}: Add {R}, {G}, or {W}.