When A Killer Among Us enters the battlefield, create a 1/1 white Human creature token, a 1/1 blue Merfolk creature token, and a 1/1 red Goblin creature token. Then secretly choose Human, Merfolk, or Goblin.

Sacrifice A Killer Among Us, Reveal the creature type you chose: If target attacking creature token is the chosen type, put three +1/+1 counters on it and it gains deathtouch until end of turn.

Whenever you cast a spell, note the first letter of its artist's name. If that letter wasn't already noted, put a +1/+1 counter on Abstract Iguanart.

Target player sacrifices an enchantment. Bolster 1. (Choose a creature with the least toughness among creatures you control and put a +1/+1 counter on it.)

Outlast (, : Put a +1/+1 counter on this creature. Outlast only as a sorcery.)

Each creature you control with a +1/+1 counter on it has lifelink.

Outlast (, : Put a +1/+1 counter on this creature. Outlast only as a sorcery.)

Each creature you control with a +1/+1 counter on it has flying.

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

Flying

If Academy Drake was kicked, it enters the battlefield with two +1/+1 counters on it.

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.)

Flying, deathtouch

Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

When Acid-Spewer Dragon is turned face up, put a +1/+1 counter on each other Dragon creature you control.

Tap two untapped artifacts and/or creatures you control: Put a +1/+1 counter on Adaptive Gemguard. Activate only as a sorcery.

Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)

At the beginning of combat on your turn, if you control a Basri planeswalker, put a +1/+1 counter on Adherent of Hope.

Equipped creature gets +1/+1 and has mentor. (Whenever it attacks, put a +1/+1 counter on target attacking creature with lesser power.)

Whenever equipped creature mentors a creature, put a shield counter on that creature. (If that creature would be dealt damage or destroyed, remove a shield counter from it instead.)

Equip

Flying

: Adapt 1. (If this creature has no +1/+1 counters on it, put a +1/+1 counter on it.)

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

Aether Figment can't be blocked.

If Aether Figment was kicked, it enters the battlefield with two +1/+1 counters on it.

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.

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.

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.

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."

At the beginning of your end step, each player may put two +1/+1 counters on a creature they control. Goad each creature that had counters put on it this way. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.)

Outlast (, : Put a +1/+1 counter on this creature. Outlast only as a sorcery.)

Each creature you control with a +1/+1 counter on it has first strike.

Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

When Ainok Survivalist is turned face up, destroy target artifact or enchantment an opponent controls.

+1: You gain 2 life.

−1: Put a +1/+1 counter on each creature you control. Those creatures gain vigilance until end of turn.

−6: Create a white Avatar creature token. It has "This creature's power and toughness are each equal to your life total."

+2: Reveal the top three cards of your library. Put all nonland permanent cards revealed this way into your hand and the rest on the bottom of your library in any order.

−2: Exile target creature. Its controller gains life equal to its power.

−9: Put five +1/+1 counters on each creature you control and five loyalty counters on each other planeswalker you control.

+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: 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.

+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.

+2: Put two +1/+1 counters on up to one target creature.

+1: Reveal cards from the top of your library until you reveal a creature card. Put that card into your hand and the rest on the bottom of your library in a random order.

−11: Put X +1/+1 counters on target creature, where X is your life total. That creature gains trample until end of turn.

Trample

At the beginning of combat on your turn, if you control an Ajani planeswalker, put a +1/+1 counter on Ajani's Comrade.

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

Flying

Heroic — Whenever you cast a spell that targets Akroan Skyguard, put a +1/+1 counter on Akroan Skyguard.

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.

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.)

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.)

Ambitious Dragonborn enters the battlefield with X +1/+1 counters on it, where X is the greatest power among creatures you control and creature cards in your graveyard.

Flying, menace

Other Insects you control have menace.

Whenever one or more cards leave your graveyard, you may create a 1/1 black and green Insect creature token, then put a number of +1/+1 counters on it equal to the greatest mana value among those cards. Do this only once each turn.

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.

Enchant creature

When Ancestral Vengeance enters the battlefield, put a +1/+1 counter on target creature you control.

Enchanted creature gets -1/-1.

Flying

Whenever Ancient Bronze Dragon deals combat damage to a player, roll a d20. When you do, put X +1/+1 counters on each of up to two target creatures, where X is the result.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)

Whenever equipped creature attacks, put a +1/+1 counter on each creature you control. If you have the city's blessing, put two +1/+1 counters on each creature you control instead.

Equip

Put two +1/+1 counters on target creature. It gains vigilance, trample, lifelink, indestructible, and haste until end of turn.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Target creature or planeswalker you control gains protection from colorless or from the color of your choice until end of turn. If it's a creature, put a +1/+1 counter on it. (It can't be blocked, targeted, dealt damage, enchanted, or equipped by anything with that quality.)

Creatures you control have menace.

−2: Amass Zombies 2. (Put two +1/+1 counters on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.)

Enchant creature

Enchanted creature has "Whenever this creature attacks, create a 1/1 green Squirrel creature token. Put a +1/+1 counter on that token for each Aura and Equipment attached to this creature other than Animal Friend."

Protection from white and from black

Whenever you cast a creature spell, put a +1/+1 counter on Animar, Soul of Elements.

Creature spells you cast cost less to cast for each +1/+1 counter on Animar.

Whenever one or more +1/+1 counters are put on a permanent you control, you may pay . If you do, create a 1/1 colorless Servo artifact creature token.

, : Choose a counter on target permanent or player. Give that permanent or player another counter of that kind.

Anthroplasm enters the battlefield with two +1/+1 counters on it.

, : Remove all +1/+1 counters from Anthroplasm and put X +1/+1 counters on it.

Multikicker (You may pay an additional any number of times as you cast this spell.)

Flying

Apex Hawks enters the battlefield with a +1/+1 counter on it for each time it was kicked.

Reach

Training (Whenever this creature attacks with another creature with greater power, put a +1/+1 counter on this creature.)

Vigilance

Whenever Aragorn and Arwen, Wed enters the battlefield or attacks, put a +1/+1 counter on each other creature you control. You gain 1 life for each other creature you control.

When Arbalest Engineers enters the battlefield, choose one —

• Arbalest Engineers deals 1 damage to any target.

• Put a +1/+1 counter on target creature. It gains trample and haste until end of turn.

• Create a tapped Powerstone token. (It's an artifact with ": Add . This mana can't be spent to cast a nonartifact spell.")