Flying

When Arashin Sovereign dies, you may put it on the top or bottom of its owner's library.

Vigilance

When Arbiter of Knollridge enters the battlefield, each player's life total becomes the highest life total among all players.

: Draw a card, then discard a card. Put a quest counter on Arcade Gannon.

For Auld Lang Syne — Once during each of your turns, you may cast an artifact or Human spell from your graveyard with mana value less than or equal to the number of quest counters on Arcade Gannon.

Flying, vigilance

Whenever a creature with defender enters the battlefield under your control, draw a card.

Each creature you control with defender assigns combat damage equal to its toughness rather than its power and can attack as though it didn't have defender.

, Remove X +1/+1 counters from Arcbound Javelineer: It deals X damage to target attacking or blocking creature.

Modular 1 (This creature enters the battlefield with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Modular 2 (This creature enters the battlefield with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Living metal (As long as it's your turn, this Vehicle is also a creature.)

Whenever you cast a spell that targets one or more creatures or Vehicles you control, put that many +1/+1 counters on Arcee. Convert Arcee.

When Archaeomancer's Map enters the battlefield, search your library for up to two basic Plains cards, reveal them, put them into your hand, then shuffle.

Whenever a land enters the battlefield under an opponent's control, if that player controls more lands than you, you may put a land card from your hand onto the battlefield.

Flash

Flying, vigilance

When Archangel Avacyn enters the battlefield, creatures you control gain indestructible until end of turn.

When a non-Angel creature you control dies, transform Archangel Avacyn at the beginning of the next upkeep.

Flying

As Archangel of Strife enters the battlefield, each player chooses war or peace.

Creatures controlled by players who chose war get +3/+0.

Creatures controlled by players who chose peace get +0/+3.

Flying

As long as Archangel of Tithes is untapped, creatures can't attack you or planeswalkers you control unless their controller pays for each of those creatures.

As long as Archangel of Tithes is attacking, creatures can't block unless their controller pays for each of those creatures.

You gain 2 life for each card in your graveyard, then shuffle your graveyard into your library.

Creatures you control have first strike.

Creatures your opponents control lose first strike and can't have or gain first strike.

Flash

Whenever an opponent searches their library, you gain 1 life and draw a card.

Flying

When Archon of Coronation enters the battlefield, you become the monarch.

As long as you're the monarch, damage doesn't cause you to lose life. (When a creature deals combat damage to you, its controller still becomes the monarch.)

Flying

When Archon of Falling Stars dies, you may return target enchantment card from your graveyard to the battlefield.

Flying

Whenever Archon of Redemption or another creature with flying enters the battlefield under your control, you may gain life equal to that creature's power.

Flying

Whenever Archon of the Triumvirate attacks, detain up to two target nonland permanents your opponents control. (Until your next turn, those permanents can't attack or block and their activated abilities can't be activated.)

Flying, vigilance, trample

As Archon of Valor's Reach enters the battlefield, choose artifact, enchantment, instant, sorcery, or planeswalker.

Players can't cast spells of the chosen type.

Archpriest of Iona's power is equal to the number of creatures in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.)

At the beginning of combat on your turn, if you have a full party, target creature gets +1/+1 and gains flying until end of turn.

Arctic Foxes can't be blocked by creatures with power 2 or greater as long as defending player controls a snow land.

At the beginning of combat on your turn, you may attach any number of Auras and Equipment you control to target permanent or player.

Partner (You can have two commanders if both have partner.)

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

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 in a random order.)

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

Vigilance

If Ardent Soldier was kicked, it enters the battlefield with a +1/+1 counter on it.

Adamant — If at least three white mana was spent to cast this spell, Ardenvale Paladin enters the battlefield with a +1/+1 counter on it.

When Arena Rector dies, you may exile it. If you do, search your library for a planeswalker card, put it onto the battlefield, then shuffle.

, : Return target artifact card from your graveyard to your hand.

Enlist (As this creature attacks, you may tap a nonattacking creature you control without summoning sickness. When you do, add its power to this creature's until end of turn.)

When Argivian Cavalier enters the battlefield, create a 1/1 white Soldier creature token.

This spell costs less to cast for each creature you control.

Vigilance

Trample

When Armada Wurm enters the battlefield, create a 5/5 green Wurm creature token with trample.

Destroy all lands.

Other Kor creatures you control get +2/+2 for each Equipment attached to Armament Master.

Vehicles you control become artifact creatures until end of turn. Choose a Dwarf you control. Attach any number of Equipment you control to it.

When Armed with Proof enters the battlefield, investigate twice. (To investigate, create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

Clues you control are Equipment in addition to their other types and have "Equipped creature gets +2/+0" and equip .

: You draw a card and target opponent gains 3 life.

All Sliver creatures have ": This creature gets +0/+1 until end of turn."

Enchant creature

Enchanted creature gets +1/+1 for each Plains you control and has flying.

: Target creature you control gains protection from the color of your choice until end of turn.

: Armored Guardian gains shroud until end of turn. (It can't be the target of spells or abilities.)

Flying

Whenever Armored Skyhunter attacks, look at the top six cards of your library. You may put an Aura or Equipment card from among them onto the battlefield. If an Equipment is put onto the battlefield this way, you may attach it to a creature you control. Put the rest of those cards on the bottom of your library in a random order.

Celebration — Armory Mice gets +0/+2 as long as two or more nonland permanents entered the battlefield under your control this turn.

Attacking creatures get +2/+0 until end of turn.

Enchant creature

Enchanted creature can't attack or block, and its activated abilities can't be activated.

If four or more creatures are attacking, you may pay rather than pay this spell's mana cost.

Arrow Volley Trap deals 5 damage divided as you choose among any number of target attacking creatures.

As Arsenal Thresher enters the battlefield, you may reveal any number of other artifact cards from your hand. Arsenal Thresher enters the battlefield with a +1/+1 counter on it for each card revealed this way.

Enchant creature

Enchanted creature can't be blocked by artifact creatures.

Prevent all damage that would be dealt to enchanted creature by artifact sources.

Enchanted creature can't be the target of abilities from artifact sources.

Deathtouch, lifelink

Other legendary creatures you control get +2/+2.

Vigilance

, : Create a 2/2 white Knight creature token with vigilance.

, , Tap X untapped Knights you control: Destroy target creature with power X or less.

Return all creature and planeswalker cards with mana value X or less from your graveyard to the battlefield. Exile Ascend from Avernus.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I, II — Choose a creature you control. Until your next turn, all damage that would be dealt to creatures you control is dealt to that creature instead.

III — Return target creature card from your graveyard to the battlefield with a flying counter on it. That creature is an Angel Warrior in addition to its other types.