When Aether Theorist enters the battlefield, you get (three energy counters).

, Pay : Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Return target permanent you control and target permanent you don't control to their owners' hands.

At the beginning of your upkeep, you may put a charge counter on Aether Vial.

: You may put a creature card with mana value equal to the number of charge counters on Aether Vial from your hand onto the battlefield.

Deathtouch

: Transform Aetherblade Agent. Activate only as a sorcery. ( can be paid with either or 2 life.)

Defender

Aetherflame Wall can block creatures with shadow as though they didn't have shadow.

: Aetherflame Wall gets +1/+0 until end of turn.

Whenever Aethergeode Miner attacks, you get (two energy counters).

Pay : Exile Aethergeode Miner, then return it to the battlefield under its owner's control.

: Exile Aetherling. Return it to the battlefield under its owner's control at the beginning of the next end step.

: Aetherling can't be blocked this turn.

: Aetherling gets +1/-1 until end of turn.

: Aetherling gets -1/+1 until end of turn.

Whenever Aetherplasm blocks a creature, you may return Aetherplasm to its owner's hand. If you do, you may put a creature card from your hand onto the battlefield blocking that creature.

Gain control of target spell. You may choose new targets for it. (If that spell becomes a permanent, it enters the battlefield under your control.)

Flying

When Aethersphere Harvester enters the battlefield, you get (two energy counters).

Pay : Aethersphere Harvester gains lifelink until end of turn.

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.)

Flying

At the beginning of your upkeep, you get (three energy counters).

Pay eight : Return all other creatures to their owners' hands. Activate only as a sorcery.

Trample

When Aetherstream Leopard enters the battlefield, you get (an energy counter).

Whenever Aetherstream Leopard attacks, you may pay . If you do, it gets +2/+0 until end of turn.

When Aethertorch Renegade enters the battlefield, you get (four energy counters).

, Pay : Aethertorch Renegade deals 1 damage to target creature.

, Pay eight : Aethertorch Renegade deals 6 damage to target player or planeswalker.

Trample

Whenever Aetherwind Basker enters the battlefield or attacks, you get (an energy counter) for each creature you control.

Pay : Aetherwind Basker gets +1/+1 until end of turn.

Whenever a permanent you control is put into a graveyard, you get (an energy counter).

, Pay six : Look at the top six cards of your library. You may cast a spell from among them without paying its mana cost. Put the rest on the bottom of your library in a random order.

When Aftermath Analyst enters the battlefield, mill three cards.

, Sacrifice Aftermath Analyst: Return all land cards from your graveyard to the battlefield tapped.

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

: Add .

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.)

Trample

When Agatha's Champion enters the battlefield, if it was bargained, it fights up to one target creature you don't control. (Each deals damage equal to its power to the other.)

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.)

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

Commander creatures you own have "Whenever an artifact or creature you control is put into a graveyard from the battlefield, each opponent loses 1 life."

When Agent of Treachery enters the battlefield, gain control of target permanent.

At the beginning of your end step, if you control three or more permanents you don't own, draw three cards.

: 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.

Enchant creature

Enchanted creature gets -5/-0.

: Return Agoraphobia to its owner's hand.

Haste

You may exert Ahn-Crop Crasher as it attacks. When you do, target creature can't block this turn. (An exerted creature won't untap during your next untap step.)

Revolt — At the beginning of your end step, if a permanent you controlled left the battlefield this turn, reveal the top card of your library. If it's a permanent card, you may put it onto the battlefield. Otherwise, you may put it on the bottom of your library.

Choose one —

• Exile target Zombie.

• Target opponent exiles two cards from their hand.

: Target Soldier gains flying until end of turn.

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: 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.

+1: You gain life equal to the number of creatures you control plus the number of planeswalkers you control.

−2: Create a 2/2 white Cat Soldier creature token named Ajani's Pridemate with "Whenever you gain life, put a +1/+1 counter on Ajani's Pridemate."

0: If you have at least 15 life more than your starting life total, exile Ajani, Strength of the Pride and each artifact and creature your opponents control.

Whenever an enchantment enters the battlefield under your control, create a 2/2 white Cat creature token. If that enchantment is an Aura, you may attach it to the token.

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.

When Akki Blizzard-Herder dies, each player sacrifices a land.

Landfall — Whenever a land enters the battlefield under your control, Akoum Hellhound gets +2/+2 until end of turn.

Akoum Teeth enters the battlefield tapped.

: Add .

Defender

When Akroan Horse enters the battlefield, an opponent gains control of it.

At the beginning of your upkeep, each opponent creates a 1/1 white Soldier creature token.

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

Haste

At the beginning of your upkeep, if you have more cards in hand than each opponent, you may sacrifice a Swamp. If you do, return Akuta, Born of Ash from your graveyard to the battlefield.

Lifelink

: Draw a card, then exile a card from your hand and put a number of time counters on it equal to its mana value. It gains "When the last time counter is removed from this card, if it's exiled, you may cast it without paying its mana cost. If you cast a creature spell this way, it gains haste until end of turn." Then remove a time counter from each other card you own in exile.

Cleave (You may cast this spell for its cleave cost. If you do, remove the words in square brackets.)

Take an extra turn after this one. During that turn, damage can't be prevented. At the beginning of that turn's end step, you lose the game.

Exile Alchemist's Gambit.

Alchemist's Greeting deals 4 damage to target creature.

Madness (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Cleave (You may cast this spell for its cleave cost. If you do, remove the words in square brackets.)

Return target nonland permanent you control to its owner's hand.

, : Target permanent you control becomes the color of your choice. <I>(This effect lasts indefinitely.)</I>

Vigilance

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.)

Shroud (This creature can't be the target of spells or abilities.)

Whenever another creature dies, you may put a +1/+1 counter on Algae Gharial.

If you would gain life, you gain twice that much life instead.

If you would draw a card except the first one you draw in each of your draw steps, draw two cards instead.

When Aligned Hedron Network enters the battlefield, exile all creatures with power 5 or greater until Aligned Hedron Network leaves the battlefield. (Those creatures return under their owners' control.)