Commander creatures you own have "Whenever you cast a spell that shares a creature type with this creature, draw a card. This ability triggers only once each turn."

Return target creature to its owner's hand. You may have Shapeshifters you control become copies of that creature until end of turn.

Draw three cards, then put two cards from your hand on top of your library in any order.

Changeling (This card is every creature type.) Exile target creature. Its controller creates a 1/1 colorless Shapeshifter creature token with changeling.

You may sacrifice a nontoken blue creature rather than pay this spell's mana cost. Counter target spell.

Draw two cards, then discard two cards. Untap up to three lands.

Counter target noncreature spell. Your opponents can't cast noncreature spells this turn.

You have no maximum hand size. {T}: Add one mana of any color.

Equipped creature has "Whenever you draw a card, this creature gets +1/+1 and gains flying until end of turn" and "{4}: Draw a card." Whenever a Wizard creature enters, you may attach this Equipment to it. Equip {3}

As this artifact enters, choose a creature type. Whenever you cast a spell of the chosen type, put a charge counter on this artifact. Creatures you control of the chosen type get +1/+1 for each charge counter on this artifact.

As this artifact enters, choose a creature type. Creature spells you cast of the chosen type cost {1} less to cast. At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand.

When Horn of Gondor enters, create a 1/1 white Human Soldier creature token. {3}, {T}: Create X 1/1 white Human Soldier creature tokens, where X is the number of Humans you control.

At the beginning of your upkeep, you gain X life, where X is the number of cards in your hand minus 4.

Equipped creature has lifelink if you control a Cleric, deathtouch if you control a Rogue, haste if you control a Warrior, and flying if you control a Wizard. As long as you have a full party, prevent all damage that would be dealt to equipped creature. Equip {2}

{T}: Add one mana of any color. {1}, {T}: Untap target legendary creature you control.

Whenever you activate an ability, if it isn't a mana ability, you may pay {2}. If you do, copy that ability. You may choose new targets for the copy.

As this artifact enters, choose a creature type. Creatures you control of the chosen type get +1/+1. Whenever you cast a creature spell of the chosen type, draw a card.

{T}: Add one mana of any color in your commander's color identity.

({T}: Add {U}.)

First strike When this creature enters, if an opponent controls more lands than you, you may search your library for a Plains card, put it onto the battlefield, then shuffle.

{T}: Add {U}. {U}, {T}: Untap target legendary permanent.

This land enters tapped. {T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

({T}: Add {W}.)

You have no maximum hand size. {T}: Add {C}.

{T}: Add {C}. {1}{U}, {T}: Return target Wizard you control to its owner's hand.

{T}: Add {C}. {T}: Regenerate target Insect, Rat, Spider, or Squirrel. (The next time it would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

{T}: Add {C}. {2}, {T}: You may put a basic land card from your hand onto the battlefield tapped.

As Three Tree City enters, choose a creature type. {T}: Add {C}. {2}, {T}: Choose a color. Add an amount of mana of that color equal to the number of creatures you control of the chosen type.

{W}, {T}: Search your library for a land card, reveal it, put it into your hand, then shuffle. Activate only if an opponent controls more lands than you.

{2}{U}, {T}: Copy target activated or triggered ability you control. You may choose new targets for the copy. Ultimate Sacrifice — {1}{U}, Sacrifice Adric: Counter target activated or triggered ability. Doctor's companion (You can have two commanders if the other is the Doctor.)

Whenever you draw your second card each turn, create a 2/2 blue Drake creature token with flying. Whenever you draw your fifth card each turn, Alandra and Drakes you control each get +X/+X until end of turn, where X is the number of cards in your hand.

Changeling (This card is every creature type.) {T}: Target creature gains all creature types until end of turn. {T}: Target creature loses all creature types until end of turn.

{T}: Draw a card, then discard a card. Put a quest counter on Arcade Gannon. For Auld Lang Syne — Once during each of your turns, you may cast an artifact or Human spell from your graveyard with mana value less than or equal to the number of quest counters on Arcade Gannon.

Flash Whenever an opponent searches their library, you gain 1 life and draw a card.

Flash Flying If an opponent would search a library, that player searches the top four cards of that library instead.

Tap an untapped Wizard you control: Draw a card.

Changeling (This card is every creature type.) As this creature enters, choose a creature type. Whenever another creature you control of the chosen type enters, put a +1/+1 counter on this creature.

Whenever Boromir enters or attacks, look at the top six cards of your library. You may reveal a Human or artifact card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Vigilance Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell. Sacrifice Boromir: Creatures you control gain indestructible until end of turn. The Ring tempts you.

Flash {1}, Sacrifice this creature: Destroy target artifact or enchantment.

Mage Hand — {T}: Untap target permanent not named Clever Conjurer. Activate only as a sorcery.

Whenever an opponent casts their first noncreature spell each turn, draw a card unless that player pays {X}, where X is this creature's power.

Vigilance Whenever you cast a spell, creatures you control get +1/+0 until end of turn. Scry 1. When Gandalf dies, you may put it into its owner's library fifth from the top.

During your turn, your opponents can't cast spells or activate abilities of artifacts, creatures, or enchantments.

White spells you cast cost {1} less to cast. Blue spells you cast cost {1} less to cast. Spells your opponents cast cost {1} more to cast.

Changeling (This card is every creature type.)

Changeling (This card is every creature type.) When this creature enters, create a 2/2 colorless Shapeshifter creature token with changeling.

If you would draw a card while your library has no cards in it, you win the game instead.

Each opponent can't cast noncreature spells with mana value greater than the number of lands that player controls. Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell.

Flying At the beginning of combat on your turn, if you have a full party, choose target nonland permanent an opponent controls. Until your next turn, it can't attack or block, and its activated abilities can't be activated. Sacrifice Linvala: Choose hexproof or indestructible. Creatures you control gain that ability until end of turn.

Vigilance When Loran enters, destroy up to one target artifact or enchantment. {T}: You and target opponent each draw a card.

Marvin has all activated abilities of creatures you control that don't have the same name as this creature.

Changeling (This card is every creature type.) {X}: Until end of turn, creatures you control have base power and toughness X/X and gain all creature types.

Changeling (This card is every creature type.) Flying {1}{U}: This creature gets +1/-1 until end of turn.

Changeling (This card is every creature type.) Tap an untapped creature you control: This creature gains flying until end of turn.

Bigby's Hand — {T}: Untap two other target permanents. Activate only as a sorcery and only once each turn.

Evolve (Whenever a creature you control enters, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.) Whenever an opponent casts a noncreature spell with mana value less than this creature's power, draw a card.

Psychosis Crawler's power and toughness are each equal to the number of cards in your hand. Whenever you draw a card, each opponent loses 1 life.

Vigilance This creature has all activated abilities of all legendary creatures you control.

You may cast creature spells as though they had flash. Whenever one or more other creatures you control leave the battlefield, investigate. This ability triggers only once each turn. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

As this creature enters, you may choose a nonland permanent. Activated abilities of the chosen permanent can't be activated. This creature has all activated abilities of the chosen permanent except for loyalty abilities. You may spend mana as though it were mana of any color to activate those abilities.

Changeling (This card is every creature type.) {2}{U}: Target Shapeshifter becomes a copy of target creature until your next turn.

Flying {U}, Sacrifice this creature: Counter target spell or ability that targets you or a creature you control.

Flying At the beginning of each of your postcombat main phases, there is an additional beginning phase after this phase. (The beginning phase includes the untap, upkeep, and draw steps.)

Islandwalk (This creature can't be blocked as long as defending player controls an Island.) Merfolk spells and Wizard spells you cast cost {1} less to cast.

Whenever a player draws their second card during their turn, you draw a card. Whenever a player casts their second spell during their turn, you create a 2/2 white Knight creature token.

You have no maximum hand size. At the beginning of your upkeep, if you have exactly thirteen cards in your hand, you win the game. {3}{U}: Draw a card.

Your maximum hand size is twenty. Whenever you attack with two or more creatures, put a +1/+1 counter on Twenty-Toed Toad and draw a card. Whenever Twenty-Toed Toad attacks, you win the game if there are twenty or more counters on it or you have twenty or more cards in hand.

Changeling (This card is every creature type.)

Changeling (This card is every creature type.) Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {1}.

This spell costs {1} less to cast for each creature type among creatures you control. This effect can't reduce the amount of mana this spell costs by more than {5}. Changeling (This card is every creature type.) Double strike

If you would draw a card while your library has no cards in it, you win the game instead. +1: Target player mills two cards. Draw a card. −8: Draw seven cards. Then if your library has no cards in it, you win the game.

As this enchantment enters, choose a creature type. Whenever a creature you control of the chosen type enters or attacks, draw a card.

Creatures you control get +X/+X, where X is the number of cards you've drawn this turn.

If this card is in your opening hand, you may begin the game with it on the battlefield. You may cast spells as though they had flash.

Discard a card: You may tap or untap target artifact, creature, or land.

Enchant creature When this Aura enters, draw two cards. Enchanted creature has "You have no maximum hand size" and "Whenever this creature attacks, if you have ten or more cards in hand, it gets +10/+10 until end of turn."

When Proft's Eidetic Memory enters, draw a card. You have no maximum hand size. At the beginning of combat on your turn, if you've drawn more than one card this turn, put X +1/+1 counters on target creature you control, where X is the number of cards you've drawn this turn minus one.

As this enchantment enters, choose a creature type. Whenever you cast a spell of the chosen type, copy that spell. (A copy of a permanent spell becomes a token.)

Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.

Enchant player At the beginning of each of enchanted player's postcombat main phases, there is an additional beginning phase after this phase. (The end step happens after the added untap, upkeep, and draw steps.)

Whenever an opponent draws a card, that player may pay {2}. If the player doesn't, you create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

If this spell was cast from your hand and you've cast another spell named Approach of the Second Sun this game, you win the game. Otherwise, put Approach of the Second Sun into its owner's library seventh from the top and you gain 7 life.

Choose a creature type. Draw a card for each permanent you control of that type.

Choose one or more — • Exile all artifacts. • Exile all creatures. • Exile all enchantments. • Exile all graveyards.

({U/P} can be paid with either {U} or 2 life.) Look at target player's hand. Draw a card.

Draw a card for each Human you control.

Choose a creature type. If you control more creatures of that type than each other player, you gain control of all creatures of that type. (This effect lasts indefinitely.)

Look at the top three cards of your library, then put them back in any order. You may shuffle. Draw a card.

Scry 2, then draw a card. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Choose a creature type. Return all creatures that aren't of the chosen type to their owners' hands.

Return two target creatures to their owners' hands. Wizardcycling {2} ({2}, Discard this card: Search your library for a Wizard card, reveal it, put it into your hand, then shuffle.)

Each player chooses a party from among creatures they control, then sacrifices the rest. (To choose a party, choose up to one each of Cleric, Rogue, Warrior, and Wizard.)

This spell can't be countered. Destroy all creatures.

Return a creature you control to its owner's hand, then destroy all creatures.

Return all creatures to their owners' hands except for Krakens, Leviathans, Octopuses, and Serpents.