: Target artifact creature blocks Auriok Siege Sled this turn if able.

: Target artifact creature can't block Auriok Siege Sled this turn.

Metalcraft — As long as you control three or more artifacts, Auriok Sunchaser gets +2/+2 and has flying.

, : Tap target artifact.

Trample

Whenever Aurochs attacks, it gets +1/+0 until end of turn for each other attacking Aurochs.

Whenever Aurora Champion attacks, if your team controls another Warrior, tap target creature.

Flying

: Target permanent becomes white until end of turn.

Flying

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.)

Whenever you cast a spell with cascade, return Aurora Phoenix from your graveyard to your hand.

Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

Whenever this creature mutates, exile cards from the top of your library until you exile X permanent cards, where X is the number of times this creature has mutated. Put those permanent cards onto the battlefield.

When Author of Shadows enters the battlefield, exile all cards from all opponents' graveyards. Choose a nonland card exiled this way. You may cast that card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast that spell.

Creatures your opponents control enter the battlefield tapped.

Whenever a creature enters the battlefield under an opponent's control, you gain 1 life.

Whenever you crank Auto-Key, until end of turn, target creature becomes an artifact in addition to its other types and gains ": You gain 3 life."

: Mill a card.

Delirium — At the beginning of your end step, if there are four or more card types among cards in your graveyard, transform Autumnal Gloom.

: Attach target Aura attached to a creature to another creature.

Flying, vigilance

: Prevent all damage that would be dealt to another target creature this turn by sources of the color of your choice.

: Prevent all damage that would be dealt to target player or planeswalker this turn by sources of the color of your choice.

At the beginning of your end step, if Avacynian Missionaries is equipped, transform it.

Equipped creature gets +1/+0 and has vigilance.

Whenever equipped creature dies, if it was a Human, create a 1/1 white Spirit creature token with flying.

Equip

: Add .

: Target snow land you control becomes a 4/4 Elemental creature with hexproof and haste until end of turn. It's still a land. (A creature with hexproof can't be the target of spells or abilities your opponents control.)

Whenever Avalanche Tusker attacks, target creature defending player controls blocks it this combat if able.

Equipped creature gets +2/+0 and has vigilance and "At the beginning of your upkeep, draw a card."

Whenever equipped creature dies, target opponent gains control of Avarice Amulet.

Equip (: Attach to target creature you control. Equip only as a sorcery.)

Flying

At the beginning of your draw step, draw an additional card.

At the beginning of your end step, discard your hand.

If an opponent controls seven or more lands, this spell costs less to cast.

Flying

: Avatar of Fury gets +1/+0 until end of turn.

If you have 3 or less life, this spell costs less to cast.

Flying

Avatar of Hope can block any number of creatures.

If an opponent controls at least four more creatures than you, this spell costs less to cast.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Reach, trample

Avatar of the Resolute enters the battlefield with a +1/+1 counter on it for each other creature you control with a +1/+1 counter on it.

If there are ten or more creature cards total in all graveyards, this spell costs less to cast.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

: Destroy target creature. It can't be regenerated.

Flying

Sacrifice Aven Augur: Return up to two target creatures to their owners' hands. Activate only during your upkeep.

Flying

Other Bird creatures get +1/+1.

Other Soldier creatures get +1/+1.

Flying

Flying

Whenever a permanent is turned face up, put a +1/+1 counter on Aven Farseer.

Flying (This creature can't be blocked except by creatures with flying or reach.)

When Aven Fisher dies, you may draw a card.

Flying (This creature can't be blocked except by creatures with flying or reach.)

: Aven Flock gets +0/+1 until end of turn.

Flying

When Aven Gagglemaster enters the battlefield, you gain 2 life for each creature you control with flying.

Flying

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

When Aven Liberator is turned face up, target creature you control gains protection from the color of your choice until end of turn.

Flash

Flying

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

Flying

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

Flying

Vanishing 3 (This creature 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 Aven Riftwatcher enters the battlefield or leaves the battlefield, you gain 2 life.

Whenever a player casts a spell, that player gains X life, where X is the number of cards in all graveyards with the same name as that spell.

Flying, protection from red

Flying

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

Flying

When Aven Surveyor enters the battlefield, choose one —

• Put a +1/+1 counter on Aven Surveyor.

• Return target creature to its owner's hand.

Flying

Domain — Aven Trailblazer's toughness is equal to the number of basic land types among lands you control.

Creatures you control get +0/+2 until end of turn.

Threshold — If seven or more cards are in your graveyard, choose a color. Creatures you control also gain protection from the chosen color until end of turn.

Flying, vigilance

Creature tokens you control have flying and vigilance.

Embalm (, Exile this card from your graveyard: Create a token that's a copy of it, except it's a white Zombie Bird Warrior with no mana cost. Embalm only as a sorcery.)

Flying (This creature can't be blocked except by creatures with flying or reach.)

: Target player reveals the top card of their library.

When Avenger of Zendikar enters the battlefield, create a 0/1 green Plant creature token for each land you control.

Landfall — Whenever a land enters the battlefield under your control, you may put a +1/+1 counter on each Plant creature you control.

Destroy target creature that dealt damage this turn.

Double strike

Whenever Avenging Huntbonder attacks, put a double strike counter on another target attacking creature.

Changeling (This card is every creature type.)

Flying

When Aviary Mechanic enters the battlefield, you may return another permanent you control to its owner's hand.