Flying

Whenever All-Seeing Arbiter enters the battlefield or attacks, draw two cards, then discard a card.

Whenever you discard a card, target creature an opponent controls gets -X/-0 until your next turn, where X is the number of different mana values among cards in your graveyard.

When you attack with exactly two creatures, transform Alluring Suitor.

Creatures blocking or blocked by Alms Beast have lifelink.

Trample

When Aloe Alchemist becomes plotted, target creature gets +3/+2 and gains trample until end of turn.

Plot (You may pay and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

Menace, trample

When Alpha Deathclaw enters the battlefield or becomes monstrous, destroy target permanent.

: Monstrosity 4. (If this creature isn't monstrous, put four +1/+1 counters on it and it becomes monstrous.)

: Target Kavu creature gets -1/+1 until end of turn.

When Alpine Guide enters the battlefield, you may search your library for a Mountain card, put that card onto the battlefield tapped, then shuffle.

Alpine Guide attacks each combat if able.

When Alpine Guide leaves the battlefield, sacrifice a Mountain.

Vigilance (Attacking doesn't cause this creature to tap.)

Alrund gets +1/+1 for each card in your hand and each foretold card you own in exile.

At the beginning of your end step, choose a card type, then reveal the top two cards of your library. Put all cards of the chosen type revealed this way into your hand and the rest on the bottom of your library in any order.

Whenever a creature an opponent controls dies, Altac Bloodseeker gets +2/+0 and gains first strike and haste until end of turn. (It deals combat damage before creatures without first strike, and it can attack and as soon as it comes under your control.)

Return target creature card from your graveyard to your hand. (Then exile this card. You may cast the creature later from exile.)

Ward—Pay 3 life.

Whenever you gain life, Amalia Benavides Aguirre explores. Then destroy all other creatures if its power is exactly 20. (To have this creature explore, reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

Flying

Whenever another permanent enters the battlefield under your control, look at the top card of your library. If it shares a card type with that permanent, you may reveal that card and put it into your hand.

When Ambassador Blorpityblorpboop enters the battlefield, you get , then you may put a sticker on a nonland permanent you own.

At the beginning of each combat, you may have Ambassador Blorpityblorpboop's base power become equal to the total power of all stickers on permanents you control and its base toughness become equal to those stickers' total toughness.

When Ambassador Oak enters the battlefield, create a 1/1 green Elf Warrior creature token.

Fabricate 1 (When this creature enters the battlefield, put a +1/+1 counter on it or create a 1/1 colorless Servo artifact creature token.)

When Ambitious Farmhand enters the battlefield, you may search your library for a basic Plains card, reveal it, put it into your hand, then shuffle.

Coven — : Transform Ambitious Farmhand. Activate only if you control three or more creatures with different powers.

Whenever Ambuscade Shaman or another creature enters the battlefield under your control, that creature gets +2/+2 until end of turn.

Dash (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

Flash

When Ambush Gigapede enters the battlefield, target creature an opponent controls gets -2/-2 until end of turn.

Flash

Flying

: Creatures you control get +1/+1 until end of turn.

Flash

Deathtouch

Afflict 3 (Whenever this creature becomes blocked, defending player loses 3 life.)

Whenever an opponent casts a spell, put a -1/-1 counter on Ammit Eternal.

Whenever Ammit Eternal deals combat damage to a player, remove all -1/-1 counters from it.

Whenever Amphibious Kavu blocks or becomes blocked by one or more blue and/or black creatures, Amphibious Kavu gets +3/+3 until end of turn.

When Amphin Mutineer enters the battlefield, exile up to one target non-Salamander creature. That creature's controller creates a 4/3 blue Salamander Warrior creature token.

Encore (, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

At the beginning of your upkeep, reveal cards from the top of your library until you reveal a creature card. Until your next turn, Amplifire's base power becomes twice that card's power and its base toughness becomes twice that card's toughness. Put the revealed cards on the bottom of your library in a random order.

Amrou Kithkin can't be blocked by creatures with power 3 or greater.

Amrou Seekers can't be blocked except by artifact creatures and/or white creatures.

Partner with Rory Williams (When this creature enters the battlefield, target player may put Rory into their hand from their library, then shuffle.)

Whenever Amy Pond deals combat damage to a player, choose a suspended card you own and remove that many time counters from it.

Doctor's companion (You can have two commanders if the other is the Doctor.)

Kicker and/or <I>(You may pay an additional </I><I> and/or </I><I> as you cast this spell.)</I>

When Ana Battlemage enters the battlefield, if it was kicked with its kicker, target player discards three cards.

When Ana Battlemage enters the battlefield, if it was kicked with its kicker, tap target untapped creature and that creature deals damage equal to its power to its controller.

: Another target Minotaur creature gets +1/+1 until end of turn.

, : Anaba Shaman deals 1 damage to any target.

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

Whenever Anafenza, the Foremost attacks, put a +1/+1 counter on another target tapped creature you control.

If a nontoken creature an opponent owns would die or a creature card not on the battlefield would be put into an opponent's graveyard, exile that card instead.

When Anarchist enters the battlefield, you may return target sorcery card from your graveyard to your hand.

Kicker and/or <I>(You may pay an additional </I><I> and/or </I><I> as you cast this spell.)</I>

If Anavolver was kicked with its kicker, it enters the battlefield with two +1/+1 counters on it and with flying.

If Anavolver was kicked with its kicker, it enters the battlefield with a +1/+1 counter on it and with "Pay 3 life: Regenerate Anavolver."

Anax's power is equal to your devotion to red. (Each in the mana costs of permanents you control counts toward your devotion to red.)

Whenever Anax or another nontoken creature you control dies, create a 1/1 red Satyr creature token with "This creature can't block." If the creature had power 4 or greater, create two of those tokens instead.

First strike (This creature deals combat damage before creatures without first strike.)

When Ancestor's Chosen enters the battlefield, you gain 1 life for each card in your graveyard.

When Ancestral Statue enters the battlefield, return a nonland permanent you control to its owner's hand.

Reach

You may play lands from your graveyard.

If a land entering the battlefield causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Fading 5 <I>(This creature enters the battlefield with five fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)</I>

, Remove a fade counter from Ancient Hydra: It deals 1 damage to any target.

: Ancient Kavu becomes colorless until end of turn.

Trample, hexproof

Flying

Whenever Ancient Silver Dragon deals combat damage to a player, roll a d20. Draw cards equal to the result. You have no maximum hand size for the rest of the game.

First strike; reach (This creature can block creatures with flying.)

Black spells you cast cost more to cast.

: Andradite Leech gets +1/+1 until end of turn.

Flying

Delirium — Whenever Angel of Deliverance deals damage, if there are four or more card types among cards in your graveyard, exile target creature an opponent controls.