When A Killer Among Us enters, 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.

Enchanted creatures you control get +2/+2.

Flying, protection from red

Flash

Ward

Probing Telepathy — Whenever a creature entering under an opponent's control causes a triggered ability of that creature to trigger, you may copy that ability. You may choose new targets for the copy.

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.

Target creature gets +X/+X until end of turn, where X is the highest mana value among permanents you control.

Draw a card, then draw cards equal to the number of cards named Accumulated Knowledge in all graveyards.

Freerunning (You may cast this spell for its freerunning cost if you dealt combat damage to a player this turn with an Assassin or commander.)

Menace (This creature can't be blocked except by two or more creatures.)

Other Assassins you control get +1/+1.

Survival — At the beginning of your second main phase, if Acrobatic Cheerleader is tapped, put a flying counter on it. This ability triggers only once.

Flash

You may have Activated Sleeper enter as a copy of any creature card in a graveyard that was put there from the battlefield this turn, except it's a Phyrexian in addition to its other types.

Vigilance

Adeline, Resplendent Cathar's power is equal to the number of creatures you control.

Whenever you attack, for each opponent, create a 1/1 white Human creature token that's tapped and attacking that player or a planeswalker they control.

When this creature enters, roll a six-sided die. You gain life equal to the result.

Aeon Chronicler's power and toughness are each equal to the number of cards in your hand.

Suspend X—. X can't be 0.

Whenever a time counter is removed from Aeon Chronicler while it's exiled, draw a card.

Flying

When Aerialephant enters, you get , then you may put a sticker on a nonland permanent you own.

Return six target nonland permanents to their owners' hands.

Flying

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

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

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.

: 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.

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

Flying

Whirlwind — When Air-Cult Elemental enters, return up to one other target creature to its owner's hand.

+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."

Whenever one or more modified creatures you control attack, untap all modified creatures you control. After this phase, there is an additional combat phase. This ability triggers only once each turn. (Equipment, Auras you control, and counters are modifications.)

, : Tap target creature.

Except for creatures named Akron Legionnaire and artifact creatures, creatures you control can't attack.

(Gain the next level as a sorcery to add its ability.)

When Alchemist's Talent enters, create two tapped Treasure tokens.

: Level 2

//Level_2//

Treasures you control have ", Sacrifice this artifact: Add two mana of any one color."

: Level 3

//Level_3//

Whenever you cast a spell, if mana from a Treasure was spent to cast it, this Class deals damage equal to that spell's mana value to each opponent.

Flying, deathtouch, lifelink

Other creatures you control with flying get +1/+0.

Whenever you cast an artifact or enchantment spell, create a 1/1 blue Faerie creature token with flying.

First strike

: Add an amount of equal to the greatest power among creatures you control that entered this turn.

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

Vigilance

First strike

Whenever Alesha, Who Smiles at Death attacks, you may pay . If you do, return target creature card with power 2 or less from your graveyard to the battlefield tapped and attacking.

Whenever you cast a wordy spell, scry 2. (A spell is wordy if it has four or more lines of rules text.)

, : Choose target creature you don't control. Reveal the top card of your library. Alexander Clamilton gets +X/+0 until end of turn, where X is the number of lines of rules text of the revealed card. Alexander Clamilton fights that creature.

Trample

Alexios, Deimos of Kosmos attacks each combat if able, can't be sacrificed, and can't attack its owner.

At the beginning of each player's upkeep, that player gains control of Alexios, untaps it, and puts a +1/+1 counter on it. It gains haste until end of turn.

When Alharu, Solemn Ritualist enters, put a +1/+1 counter on each of up to two other target creatures.

Whenever a nontoken creature you control with a +1/+1 counter on it dies, create a 1/1 white Spirit creature token with flying.

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

Choose one —

• Target creature you control gets +1/+2 until end of turn.

• Return target creature you control to its owner's hand.

Menace

Flash

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

Trample

Whenever Altanak, the Thrice-Called becomes the target of a spell or ability an opponent controls, draw a card.

, Discard Altanak, the Thrice-Called: Return target land card from your graveyard to the battlefield tapped.

Haste

Whenever Amber Gristle O'Maul attacks, you may discard your hand. If you do, draw a card for each player being attacked.

Choose a Background (You can have a Background as a second commander.)

Remove Amulet of Quoz from your deck before playing if you're not playing for ante.

, Sacrifice Amulet of Quoz: Target opponent may ante the top card of their library. If they don't, you flip a coin. If you win the flip, that player loses the game. If you lose the flip, you lose the game. Activate only during your upkeep.

, , Exile Amulet of Unmaking: Exile target artifact, creature, or land. Activate only as a sorcery.

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

When Ana Battlemage enters, if it was kicked with its kicker, target player discards three cards.

When Ana Battlemage enters, if it was kicked with its kicker, tap target untapped creature and that creature deals damage equal to its power to its controller.

As an additional cost to cast this spell, you may collect evidence 8. (Exile cards with total mana value 8 or greater from your graveyard.)

Search your library for a basic land card. If evidence was collected, instead search your library for a creature or land card. Reveal that card, put it into your hand, then shuffle.

Black spells you cast cost more to cast.

: Andradite Leech gets +1/+1 until end of turn.

Flying

Whenever another permanent you control leaves the battlefield, if it had counters on it, investigate. (Create a colorless Clue artifact token with ", Sacrifice this artifact: Draw a card.")

Hexproof

Creatures your opponents control attack each combat if able.

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.

Deathtouch

Lord of the Pyrrhian Legions — Whenever Anrakyr the Traveller attacks, you may cast an artifact spell from your hand or graveyard by paying life equal to its mana value rather than paying its mana cost.