First strike

Whenever a creature dealt damage by Abattoir Ghoul this turn dies, you gain life equal to that creature's toughness.

If you would create a Clue, Food, or Treasure token, instead create one of each.

Whenever you crank Accessories to Murder, target creature gets +X/+0 until end of turn, where X is the number of creatures you control.

Whenever Acquisition Octopus or equipped creature deals combat damage to a player, draw a card.

Reconfigure <i>(: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)</i>

As long as Adanto Vanguard is attacking, it gets +2/+0.

Pay 4 life: Adanto Vanguard gains indestructible until end of turn. <i>(Damage and effects that say "destroy" don't destroy it.)</i>

As Adaptive Automaton enters the battlefield, choose a creature type.

Adaptive Automaton is the chosen type in addition to its other types.

Other creatures you control of the chosen type get +1/+1.

Flying

Whenever Aerial Extortionist enters the battlefield or deals combat damage to a player, exile up to one target nonland permanent. For as long as that card remains exiled, its owner may cast it.

Whenever another player casts a spell from anywhere other than their hand, draw a card.

Vigilance

When Aether Inspector enters the battlefield, you get <i>(two energy counters)</i>.

Whenever Aether Inspector attacks, you may pay . If you do, create a 1/1 colorless Servo artifact creature token.

Reveal the top four cards of your library. You may put a creature card from among them onto the battlefield. It gains "At the beginning of your end step, return this creature to its owner's hand." Then put the rest of the cards revealed this way on the bottom of your library in any order.

When Aethertorch Renegade enters the battlefield, you get <i>(four energy counters)</i>.

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

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

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

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.

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

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.

+1: Distribute three +1/+1 counters among one, two, or three target creatures you control.

+1: Look at the top four cards of your library. You may reveal an Aura, creature, or planeswalker card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

−8: You gain 100 life.

Haste

Whenever Akki Lavarunner deals damage to an opponent, flip it.

<i>Heroic</i> — 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.

Cast this spell only during combat after blockers are declared.

Flip a coin. If you win the flip, target creature gets +1/+1 until end of turn.

Draw a card at the beginning of the next turn's upkeep.

Target blocking creature gets +3/+1 until end of turn.

Flash

If an opponent would draw two or more cards, instead you and that player each draw a card.

+1: Draw a card, then put a card from your hand on top of your library.

−1: Exile another target permanent you own, then return it to the battlefield under your control.

−6: Choose left or right. Each player gains control of all nonland permanents other than Aminatou, the Fateshifter controlled by the next player in the chosen direction.

Aminatou, the Fateshifter can be your commander.

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

First strike <i>(This creature deals combat damage before creatures without first strike.)</i>

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

Tap five untapped Clerics you control: You gain 10 life.

Put target creature on top of its owner's library. Scry 1. <i>(Look at the top card of your library. You may put that card on the bottom of your library.)</i>

Flash

This spell costs less to cast for each attacking creature.

Trample

When Ancient Stone Idol dies, create a 6/12 colorless Construct artifact creature token with trample.

When Angelheart Protector enters the battlefield, target creature you control gains indestructible until end of turn. <i>(Damage and effects that say "destroy" don't destroy it.)</i>

Flying

Whenever Angelic Protector becomes the target of a spell or ability, Angelic Protector gets +0/+3 until end of turn.

: Add .

, : Add .

, : Add or .

Antique Collector can't be blocked by creatures with power 2 or less.

When Antique Collector enters the battlefield, creatures you control perpetually gain "When this creature dies, you may shuffle it into its owner's library if it's in your graveyard. If you do, investigate." <i>(Create a colorless Clue artifact token with ", Sacrifice this artifact: Draw a card.")</i>

Cascade, cascade, cascade, cascade <i>(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. Multiple instances of cascade each trigger separately.)</i>

Return up to three target creature cards of the creature type of your choice from your graveyard to your hand.

Tap two untapped Wizards you control: Tap target permanent.

Flying

When Aphetto Vulture dies, you may put target Zombie card from your graveyard on top of your library.

<i>Search the Room</i> — : Roll a d20.

1–9 | Draw a card.

10–20 | Look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Modular 2 <i>(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.)</i>

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.

Whenever Armory Automaton enters the battlefield or attacks, you may attach any number of target Equipment to it. <i>(Control of the Equipment doesn't change.)</i>

At the beginning of your upkeep, put a time counter on As Foretold.

Once each turn, you may pay rather than pay the mana cost for a spell you cast with mana value X or less, where X is the number of time counters on As Foretold.

+2: Draw a card. Each player mills two cards.

−5: Put target creature card from a graveyard onto the battlefield under your control.

−11: Gain control of all creatures target opponent controls.

When Astor, Bearer of Blades enters the battlefield, look at the top seven cards of your library. You may reveal an Equipment or Vehicle card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Equipment you control have equip .

Vehicles you control have crew 1.

Sacrifice an artifact: Atog gets +2/+2 until end of turn.

Whenever you roll a 1 or 2, put that many +1/+1 counters on Atomwheel Acrobats.

: Roll a six-sided die.

Audacious Infiltrator can't be blocked by artifact creatures.

Sacrifice an enchantment: Auratog gets +2/+2 until end of turn.

When Auspicious Ancestor dies, you gain 3 life.

Whenever a player casts a white spell, you may pay . If you do, you gain 1 life.

Autograph Book enters the battlefield with a page counter on it for each person who has signed it.

, , Remove a page counter from Autograph Book: Draw a card.

: Add . Spend this mana only to activate an ability or cast an artifact spell.

Vigilance

, : Put a +1/+1 counter on target Assembly-Worker you control.

//PRT-Prototype_Mech//

Prototype <i>(You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)</i>

2/2

Flying

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

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

: Add or .

, , Sacrifice Azorius Cluestone: Draw a card.

Nonbasic lands don't untap during their controllers' untap steps.