Whenever you cast a historic spell, investigate. This ability triggers only once each turn. (Artifacts, legendaries, and Sagas are historic. To investigate, create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") Doctor's companion (You can have two commanders if the other is the Doctor.)

{T}: Add {C}. {G}{U}, {T}: You may cast spells this turn as though they had flash.

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

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

{T}: Add one mana of any color that a land an opponent controls could produce.

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Then if you control four or more lands, untap that land.

({T}: Add {G}.)

This land enters tapped. {T}: Add {G}, {U}, or {R}.

When Gallifrey Council Chamber enters, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.) {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a Time Lord or Alien spell or activate an ability of a Time Lord or Alien.

{T}: Add {R}.

({T}: Add {U}.)

This land enters tapped. {T}: Add {R}, {G}, or {W}.

({T}: Add {R}.)

This land enters tapped. {T}: Add {U}, {R}, or {W}.

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}.)

{T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a legendary spell. {T}: Add one mana of any color among legendary permanents you control. {3}, {T}, Exile this land: Target legendary creature gains hexproof and indestructible until end of turn.

This land enters tapped. Indestructible {T}: Add {W} or {U}.

This land enters tapped. {T}: Add {G}, {W}, or {U}.

{T}: Add {U}.

This land enters tapped. Indestructible {T}: Add {U} or {R}.

This land enters tapped. Indestructible {T}: Add {R} or {G}.

{T}: Add {C}. {T}, Pay 1 life: Add one mana of any color. Activate only if you control an artifact.

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {W} or {U}.

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {U} or {R}.

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {G} or {U}.

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {G} or {W}.

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {R} or {W}.

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

This land enters tapped. Indestructible {T}: Add {G} or {W}.

Negative — As long as K-9 is untapped, other legendary creatures you control have ward {1}. Affirmative — {1}{U}, {T}: Target legendary creature can't be blocked this turn. Doctor's companion (You can have two commanders if the other is the Doctor.)

Flying {T}: Add one mana of any color.

Lands you control have "{T}: Add one mana of any color." {T}: Add one mana of any color.

{T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a legendary spell, and that spell can't be countered.

{T}: Add one mana of any color that a land an opponent controls could produce.

Suspend 3—{1} (Rather than cast this card from your hand, pay {1} and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.) {T}: Add {C}{C}.

{T}: Add one mana of any color. {1}, {T}: Untap another target artifact. {2}, {T}: Scry 1. (Look at the top card of your library. You may put that card on the bottom.) {3}, {T}: Target creature can't be blocked this turn.

{T}: Add {C}. {T}: Add {R} or {W}. This artifact deals 1 damage to you.

{T}: Add {C}. {T}: Add {G} or {U}. This artifact deals 1 damage to you.

{T}: Add {C}. {T}: Add {R} or {G}. This artifact deals 1 damage to you.

{T}: Add {C}. {T}: Add {W} or {U}. This artifact deals 1 damage to you.

{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.

When The Eighth Doctor enters, mill three cards. Once during each of your turns, you may play a historic land or cast a historic permanent spell from your graveyard. If you do, it gains "If this permanent would leave the battlefield, exile it instead of putting it anywhere else."

I. AM. TALKING! — Whenever The Eleventh Doctor deals combat damage to a player, you may exile a card from your hand with a number of time counters on it equal to its mana value. If it doesn't have suspend, it gains suspend. {2}: Target creature with power 3 or less can't be blocked this turn.

Whenever The Fifteenth Doctor enters or attacks, mill three cards. You may put an artifact card with mana value 2 or 3 from among them into your hand. The first nonartifact spell you cast each turn has improvise. (Your artifacts can help cast that spell. Each artifact you tap after you're done activating mana abilities pays for {1}.)

Peaceful Coexistence — At the beginning of your end step, put a +1/+1 counter on each creature you control that didn't attack or enter this turn. Untap those creatures.

When The First Doctor enters, search your library and/or graveyard for a card named TARDIS, reveal it, and put it into your hand. If you search your library this way, shuffle. Whenever you cast a spell with cascade, put a +1/+1 counter on target artifact or creature.

You may look at the top card of your library any time. Would You Like A...? — Once each turn, you may play a historic land or cast a historic spell from the top of your library. When you do, create a Food token. (Artifacts, legendaries, and Sagas are historic.)

When The Fugitive Doctor enters, investigate. Whenever The Fugitive Doctor attacks, you may sacrifice a Clue. When you do, target instant or sorcery card in your graveyard gains flashback {2}{R}{G} until end of turn. (You may cast that card from your graveyard for its flashback cost. Then exile it.)

Haste Into the TARDIS — Whenever The Ninth Doctor becomes untapped during your untap step, you get an additional upkeep step after this step.

Players have no maximum hand size. How Civil of You — At the beginning of your end step, each player may draw a card. Each opponent who does can't attack you or permanents you control during their next turn.

Whenever The Seventh Doctor attacks, choose a card in your hand. Defending player guesses whether that card's mana value is greater than the number of artifacts you control. If they guessed wrong, you may cast it without paying its mana cost. If you don't cast a spell this way, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Time Lord's Prerogative — Whenever you cast a historic spell, copy it, except the copy isn't legendary. This ability triggers only once each turn. (Artifacts, legendaries, and Sagas are historic. A copy of a permanent spell becomes a token.)

Allons-y! — Whenever you attack, exile cards from the top of your library until you exile a nonland card. Put three time counters on it. If it doesn't have suspend, it gains suspend. Timey-Wimey — {7}: Time travel three times. Activate only as a sorcery. (For each suspended card you own and each permanent you control with a time counter on it, you may add or remove a time counter. Then do it two more times.)

Trample The Third Doctor gets +1/+1 for each noncreature token you control. When The Third Doctor enters, create your choice of a Clue token, a Food token, or a Treasure token.

Paradox — Whenever you cast a spell from anywhere other than your hand, put a +1/+1 counter on target creature. Team TARDIS — At the beginning of your end step, untap each creature you control with a counter on it.

The first spell you cast from anywhere other than your hand each turn has demonstrate. (When you cast that spell, you may copy it. If you do, choose an opponent to also copy it. A copy of a permanent spell becomes a token.) Whenever you copy a spell, put a +1/+1 counter on The Twelfth Doctor.

When Gallifrey Stands enters, return all Doctor cards from your graveyard to your hand. At the beginning of your upkeep, you may put a Doctor creature card from your hand onto the battlefield. Then if you control thirteen or more Doctors, you win the game.

({G/P} can be paid with either {G} or 2 life.) Put target card from a graveyard on top of its owner's library.

Spree (Choose one or more additional costs.) + {2} — Return target creature card from your graveyard to the battlefield. + {1} — Return target Mount or Vehicle card from your graveyard to the battlefield. + {1} — Return target Aura or Equipment card from your graveyard to the battlefield attached to a creature you control.

Return target creature card from your graveyard to the battlefield.

Counter target spell.

Return each nonland permanent that's not historic to its owner's hand. (Artifacts, legendaries, and Sagas are historic.)

This spell can't be countered. Counter target noncreature spell.

Choose one — • Counter target noncreature spell unless its controller pays {2}. • Izzet Charm deals 2 damage to target creature. • Draw two cards, then discard two cards.

Choose one — • Naya Charm deals 3 damage to target creature. • Return target card from a graveyard to its owner's hand. • Tap all creatures target player controls.

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

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

Whenever you cast a historic spell, create a 1/1 white Soldier creature token. (Artifacts, legendaries, and Sagas are historic.) Whenever Alistair attacks, you may pay {8}. If you do, creatures you control get +X/+X until end of turn, where X is the number of historic permanents you control.

Menace, lifelink Whenever a historic creature you control deals combat damage to a player, create a 1/1 black Assassin creature token with menace. (Artifacts, legendaries, and Sagas are historic.)

You may look at the top card of your library any time. You may play historic lands and cast historic spells from the top of your library. (Artifacts, legendaries, and Sagas are historic.) {T}: Add {U}.

As a historic permanent you control enters, it becomes a 7/7 Dinosaur creature in addition to its other types. (Artifacts, legendaries, and Sagas are historic.)

The first historic spell you cast each turn has convoke. (Your creatures can help cast it. Each creature you tap while casting it pays for {1} or one mana of that creature's color.) Doctor's companion (You can have two commanders if the other is the Doctor.)

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after IV.) I, II, III — Mill three cards. You may put a historic card from among them into your hand. (Artifacts, legendaries, and Sagas are historic.) IV — Historic spells you cast this turn cost {2} less to cast.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II — Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") III — Exile the top three cards of target opponent's library. You may play those cards this turn.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — This Saga deals 2 damage to each creature and planeswalker your opponents control. II — You may discard a card. If you do, exile the top two cards of your library. You may play them until the end of your next turn. III — Create a Spellgorger Weird token. (It's a {2}{R} 2/2 Weird creature with "Whenever you cast a noncreature spell, put a +1/+1 counter on Spellgorger Weird.")

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Exile the top four cards of your library. Until the end of your next turn, you may play those cards. II, III — Whenever you cast a spell this turn, put a +1/+1 counter on target creature you control.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Target creature you control gains indestructible for as long as you control this Saga. II — Return target creature card from your graveyard to the battlefield. III — Up to two target creatures you control each gain lifelink until end of turn.

(As this Saga enters and after your draw step, add a lore counter.) I — Exile a permanent card from your graveyard. You gain life equal to its mana value. II — Put a number of +1/+1 counters on target creature you control equal to the mana value of the exiled card. III — Return this Saga and the exiled card to their owner's hand.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — For each player, destroy up to one target creature that player controls. For each creature destroyed this way, its controller creates a 3/3 green Mutant creature token with deathtouch. II — Target nontoken creature becomes a 6/6 legendary Horror creature named Fenric and loses all abilities. III — Target Mutant fights another target creature named Fenric.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after II.) I — Destroy all creatures. II — Return target legendary creature card from your graveyard to the battlefield. Put your choice of a first strike, vigilance, or lifelink counter on it.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Create a 1/1 blue Bird creature token with flying. You gain 2 life. II — Whenever one or more creatures you control with flying deal combat damage to a player this turn, look at that player's hand and draw a card. III — You may put a card you own from outside the game on top of your library.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after IV.) I, II, III — Mill two cards. If two cards that share a card type were milled this way, draw a card and repeat this process. IV — Exile any number of target instant, sorcery, and/or Tamiyo planeswalker cards from your graveyard. Copy them. You may cast any number of the copies.