Flying

Whenever Aetherstorm Roc or another creature enters the battlefield under your control, you get (an energy counter).

Whenever Aetherstorm Roc attacks, you may pay . If you do, put a +1/+1 counter on it and tap up to one target creature defending player controls.

Flying

When Aethertide Whale enters the battlefield, you get six (six energy counters).

Pay : Return Aethertide Whale to its owner's hand.

Put target attacking or blocking creature on top of its owner's library.

Conspire (As you cast this spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it and you may choose a new target for the copy.)

Flying

Aetherwing, Golden-Scale Flagship's power is equal to the number of artifacts you control.

Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

Storm (When you cast this spell, copy it for each spell cast before it this turn. Copies become tokens.)

Aeve, Progenitor Ooze isn't legendary if it's a token.

Aeve enters the battlefield with a +1/+1 counter on it for each other Ooze you control.

When Affectionate Indrik enters the battlefield, you may have it fight target creature you don't control. (Each deals damage equal to its power to the other.)

At the beginning of each upkeep, if no spells were cast last turn, transform Afflicted Deserter.

Creatures you control gain afterlife 1 until end of turn. Draw a card. (When a creature with afterlife 1 dies, create a 1/1 white and black Spirit creature token with flying.)

Destroy target artifact, creature, or land. Aftershock deals 3 damage to you.

As Agadeem, the Undercrypt enters the battlefield, you may pay 3 life. If you don't, it enters the battlefield tapped.

: Add .

Activated abilities of creatures you control cost less to activate, where X is Agatha of the Vile Cauldron's power. This effect can't reduce the mana in that cost to less than one mana.

: Other creatures you control get +1/+1 and gain trample and haste until end of turn.

You may spend mana as though it were mana of any color to activate abilities of creatures you control.

Creatures you control with +1/+1 counters on them have all activated abilities of all creature cards exiled with Agatha's Soul Cauldron.

: Exile target card from a graveyard. When a creature card is exiled this way, put a +1/+1 counter on target creature you control.

Defender (This creature can't attack.)

Flying

When Ageless Sentinels blocks, it becomes a Bird Giant, and it loses defender. (It's no longer a Wall. This effect lasts indefinitely.)

Trample

Agent Frank Horrigan has indestructible as long as it attacked this turn.

Whenever Agent Frank Horrigan enters the battlefield or attacks, proliferate twice. (To proliferate, choose any number of permanents and/or players, then give each another counter of each kind already there.)

Constellation — Whenever Agent of Erebos or another enchantment enters the battlefield under your control, exile target player's graveyard.

At the beginning of your upkeep, each opponent loses 1 life. You gain life equal to the life lost this way.

, Sacrifice a land: Target creature gets +2/+0 until end of turn.

Deathtouch

Heroic — Whenever you cast a spell that targets Agent of the Fates, each opponent sacrifices a creature.

Commander creatures you own have "Whenever this creature attacks a player, if no opponent has more life than that player, put a +1/+1 counter on this creature. It gains deathtouch and indestructible until end of turn."

Agent's Toolkit enters the battlefield with a +1/+1 counter, a flying counter, a deathtouch counter, and a shield counter on it. (If it would be dealt damage or destroyed, remove a shield counter from it instead.)

Whenever a creature enters the battlefield under your control, you may move a counter from Agent's Toolkit onto that creature.

, Sacrifice Agent's Toolkit: Draw a card.

: Untap all creatures you control. After this main phase, there is an additional combat phase followed by an additional main phase. Activate only as a sorcery.

Target creature you control deals damage equal to its power to target creature you don't control.

Kicker (You may pay an additional as you cast this spell.)

Target player discards two cards. If this spell was kicked, it deals 3 damage to that player.

: Add one mana of any color.

, : Up to X target creatures you control each gain haste until end of turn and can't be blocked this turn except by creatures with haste, where X is the number of Bobbleheads you control as you activate this ability.

Vigilance

Whenever Agrus Kos, Eternal Soldier becomes the target of an ability that targets only it, you may pay . If you do, copy that ability for each other creature you control that ability could target. Each copy targets a different one of those creatures. ( can be paid with either or .)

Whenever Agrus Kos, Wojek Veteran attacks, attacking red creatures get +2/+0 and attacking white creatures get +0/+2 until end of turn.

Choose one or both —

• Return target creature card from your graveyard to your hand.

• Return target planeswalker card from your graveyard to your hand.

Ainok Artillerist has reach as long as it has a +1/+1 counter on it. (It can block creatures with flying.)

First strike

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

Flying

: Tap target creature with flying.

Flying

Revolt — When Airdrop Aeronauts enters the battlefield, if a permanent you controlled left the battlefield this turn, you gain 5 life.

Flash

Enchant creature

When Airtight Alibi enters the battlefield, untap enchanted creature. It gains hexproof until end of turn. If it's suspected, it's no longer suspected.

Enchanted creature gets +2/+2 and can't become suspected.

+1: Target permanent doesn't untap during its controller's next untap step.

−2: Ajani Vengeant deals 3 damage to any target and you gain 3 life.

−7: Destroy all lands target player controls.

+1: Put a +1/+1 counter on up to one target creature.

−3: Target creature gains flying and double strike until end of turn.

−8: Create X 2/2 white Cat creature tokens, where X is your life total.

Compleated ( can be paid with , , or 2 life. If life was paid, this planeswalker enters with two fewer loyalty counters.)

+1: Reveal the top card of your library. If it's a creature or planeswalker card, put it into your hand. Otherwise, you may put it on the bottom of your library.

−3: Distribute three +1/+1 counters among up to three target creatures. They gain vigilance until end of turn.

−6: You get an emblem with "Whenever you cast a creature or planeswalker spell, target opponent gets two poison counters."

Creatures you control have vigilance.

+1: You gain 3 life.

−2: Put a +1/+1 counter on each creature you control and a loyalty counter on each other planeswalker you control.

Whenever a creature or planeswalker you control dies, you may sacrifice Ajani's Last Stand. If you do, create a 4/4 white Avatar creature token with flying.

When a spell or ability an opponent controls causes you to discard this card, if you control a Plains, create a 4/4 white Avatar creature token with flying.

Whenever you gain life, put a +1/+1 counter on Ajani's Pridemate.

At the beginning of each player's end step, if an artifact entered the battlefield under your control this turn, look at the top two cards of your library. Put one of them into your hand and the other into your graveyard.

Flying

Whenever you create one or more tokens for the first time each turn, create a 1/1 white Bird creature token with flying.

: Creature tokens you control gain double strike until end of turn.

: Target creature gains haste until end of turn.

Enchant artifact or creature

As long as enchanted permanent is a creature, it gets +2/+1.

When Akoum Boulderfoot enters the battlefield, it deals 1 damage to any target.

Landfall — Whenever a land enters the battlefield under your control, you may pay . If you do, create a 3/1 red Elemental creature token with trample and haste. Exile that token at the beginning of the next end step.

Heroic — Whenever you cast a spell that targets Akroan Conscriptor, gain control of another target creature until end of turn. Untap that creature. It gains haste until end of turn.

, : Tap target creature.

Flying, first strike, vigilance, trample, haste, protection from black and from red

Flying, trample

Sacrifice three other creatures: You may put a creature card from your hand onto the battlefield. Activate only as a sorcery and only once each turn.

, : Prevent all damage that would be dealt to you this turn by attacking creatures without flying.

When Alabaster Host Intercessor enters the battlefield, exile target creature an opponent controls until Alabaster Host Intercessor leaves the battlefield.

Plainscycling (, Discard this card: Search your library for a Plains card, reveal it, put it into your hand, then shuffle.)