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 {W}.

This land enters tapped unless you control an Island. {T}: Add {U}. {U}, {T}: The next spell you cast this turn has improvise. (Your artifacts can help cast that spell. Each artifact you tap after you're done activating mana abilities pays for {1}.)

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

{T}: Add {C}. {2}, {T}: Add X mana of any one color, where X is the number of other Gates you control.

{T}: Add {C}. {2}, {T}: Target creature gets +X/+X until end of turn, where X is the number of Gates you control. Activate only as a sorcery.

This land enters tapped. As this land enters, choose a color other than white. {T}: Add {W} or one mana of the chosen color.

({T}: Add {G}.)

This land enters tapped. When this land enters, sacrifice it unless you pay {1}. {T}: Add one mana of any color.

Gates you control enter untapped. {T}: Add {C}. {T}: Add one mana of any color that a Gate you control could produce.

{T}: Add {C}. {1}, {T}: Add one mana of any color. {1}, {T}, Tap an untapped Gate you control: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

({T}: Add {U}.)

This land enters tapped. As this land enters, choose a color other than green. {T}: Add {G} or one mana of the chosen color.

Minas Tirith enters tapped unless you control a legendary creature. {T}: Add {W}. {1}{W}, {T}: Draw a card. Activate only if you attacked with two or more creatures this turn.

({T}: Add {W}.)

When this land enters, if you control two or more Gates, you gain 3 life. {T}: Add {C}. {T}: Add one mana of any type that a Gate you control could produce.

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

Rivendell enters tapped unless you control a legendary creature. {T}: Add {U}. {1}{U}, {T}: Scry 2. Activate only if you control a legendary creature.

This land enters tapped. As this land enters, choose a color other than blue. {T}: Add {U} or one mana of the chosen color.

{T}: Add {U}.

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

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

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

When The Grey Havens enters, scry 1. {T}: Add {C}. {T}: Add one mana of any color among legendary creature cards in your graveyard.

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

This land enters tapped unless you control two or fewer other lands. As this land enters, choose a basic land type. This land is the chosen type in addition to its other types. Mana abilities of this land cost an additional 1 life to activate.

{T}: Add {G}.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) At the beginning of each end step, if you created a token this turn, draw a card.

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}.

{2}{G}{U}: Draw a card. You may put a land card from your hand onto the battlefield.

When this enchantment enters, you may tap any number of untapped Gates you control. Draw a card for each Gate tapped this way. Whenever a Gate you control enters, draw a card.

{T}: Draw a card. Activate only if you created a token this turn. {8}, {T}, Sacrifice this artifact: Create a 10/10 colorless Eldrazi creature token.

At the beginning of your upkeep, scry 1. Whenever you cast a creature spell, you may pay {G}. If you do, draw a card.

Read ahead (Choose a chapter and start with that many lore counters. Add one after your draw step. Skipped chapters don't trigger. Sacrifice after III.) I — You and target opponent each draw two cards. II — Create a 1/1 white Bird creature token with flying. III — Put a +1/+1 counter on each of up to two target creatures.

Landfall — Whenever a land you control enters, you gain 1 life and draw a card.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II — Draw two cards, then discard a card. III — Shuffle any number of target cards from your graveyard into your library. Add {U}{U}.

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.)

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

Whenever Astrid Peth enters or attacks, create a Food token. Brand-new Sky — Whenever you sacrifice a Clue or Food, Astrid Peth explores. (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.)

Whenever another nontoken creature you control enters, investigate. {T}, Sacrifice X Clues: Target opponent reveals the top X cards of their library. You may put a nonland permanent card with mana value X or less from among them onto the battlefield under your control. That player puts the rest on the bottom of their library in a random order.

Partner with Jenny Flint (When this creature enters, target player may put Jenny Flint into their hand from their library, then shuffle.) Madame Vastra must be blocked if able. Whenever a creature dealt damage by Madame Vastra this turn dies, create a Clue token and a Food token.

Woman Who Walked the Earth — When Martha Jones enters, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") Whenever you sacrifice a Clue, Martha Jones and up to one other target creature can't be blocked this turn. Doctor's companion (You can have two commanders if the other is the Doctor.)

If one or more tokens would be created under your control, those tokens plus an additional Food token are created instead. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.") Sacrifice three Foods: Draw a card.

Whenever Piper Wright deals combat damage to a player, investigate that many times. (To investigate, create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") Whenever you sacrifice a Clue, put a +1/+1 counter on target creature you control.

When Rosie Cotton enters, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.") Whenever you create a token, put a +1/+1 counter on target creature you control other than Rosie Cotton.

{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.)

Flash Flying You may cast historic spells as though they had flash. (Artifacts, legendaries, and Sagas are historic.)

Domain — This spell costs {2} less to cast for each basic land type among lands you control. Flying Each creature you control has vigilance if it's white, hexproof if it's blue, lifelink if it's black, first strike if it's red, and trample if it's green.

Ward {3} Other creatures you control have ward {3}. Whenever Storvald enters or attacks, choose one or both — • Target creature has base power and toughness 7/7 until end of turn. • Target creature has base power and toughness 1/1 until end of turn.

Choose one — • Destroy target artifact. • Put target creature on the bottom of its owner's library. • Counter target instant spell.

Choose one — • Target creature you control gets +1/+0 until end of turn. It deals damage equal to its power to target creature or planeswalker an opponent controls. • Destroy target enchantment. • Draw two cards.

Protection from Assassins Other Knights you control get +2/+2 and have protection from Assassins. When Haytham Kenway enters, for each opponent, exile up to one target creature that player controls until Haytham Kenway leaves the battlefield.

When Lagrella enters, exile any number of other target creatures controlled by different players until Lagrella leaves the battlefield. When an exiled card enters under your control this way, put two +1/+1 counters on it.

Choose one — • Counter all other spells. • Switch each creature's power and toughness until end of turn. • Creatures can't be blocked this turn.

Choose one — • Target creature gets +3/+3 until end of turn. • Permanents you control gain hexproof until end of turn. • Return target creature to its owner's hand.

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

Choose one — • Destroy target enchantment. • Exile target attacking creature. • Draw a card, then discard a card.

Return all permanents of the color of your choice to their owners' hands.

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

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

Five Hundred Year Diary enters tapped. {T}: Add {U} for each Clue you control. {2}, Sacrifice Five Hundred Year Diary: Draw a card.

{1}, {T}: Add {G}{U}.

{T}: Add {C}{C}.

Flying White spells and black spells you cast cost {1} less to cast.

Defender (This creature can't attack.) Green spells and blue spells you cast cost {1} less to cast.

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

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

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

Equipped creature gets +1/+1 for each land you control. Equip legendary creature {3} Equip {7}

Affinity for Gates (This spell costs {1} less to cast for each Gate you control.) This creature can't be blocked by creatures with power 2 or less. Whenever a Gate you control enters, you may put this card from your graveyard on top of your library.

Equipped creature gets +1/+0 for each Gate you control and has vigilance and menace. (A creature with menace can't be blocked except by two or more creatures.) Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

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.)

You have no maximum hand size. Sonic Booster — Whenever Nyssa of Traken attacks, sacrifice any number of artifacts. When you sacrifice one or more artifacts this way, tap up to that many target creatures and draw that many cards. Doctor's companion (You can have two commanders if the other is the Doctor.)

Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.) If one or more tokens would be created under your control, twice that many of those tokens are created instead.

When Esika's Chariot enters, create two 2/2 green Cat creature tokens. Whenever Esika's Chariot attacks, create a token that's a copy of target token you control. Crew 4

Vigilance {1}, {T}: Create a tapped token that's a copy of target token that entered this turn. Doctor's companion (You can have two commanders if the other is the Doctor.)

This land enters tapped unless you control a legendary green creature. {T}: Add {G}. {2}{G}{G}, {T}: Create a 2/2 green Bear creature token, then mill three cards. Activate only as a sorcery. (Melds with Titania, Voice of Gaea.)

{1}, {T}: Add {W}{U}.

When Beza enters, create a Treasure token if an opponent controls more lands than you. You gain 4 life if an opponent has more life than you. Create two 1/1 blue Fish creature tokens if an opponent controls more creatures than you. Draw a card if an opponent has more cards in hand than you.

Whenever a creature you control deals combat damage to a player, you may draw a card. {1}{U}, {T}: Creatures your opponents control attack this turn if able.

Living weapon (When this Equipment enters, create a 0/0 black Phyrexian Germ creature token, then attach this to it.) Equipped creature gets +1/+1. Whenever equipped creature attacks, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Equip {3}

Equipped creature has ward {2}, is an Assassin in addition to its other types, and can't be blocked. Equip legendary creature {1} Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Exile target permanent an opponent controls with mana value 3 or greater. II — Noncreature spells your opponents cast cost {2} more to cast until your next turn. III — Return target creature or planeswalker card from your graveyard to the battlefield. Put a +1/+1 counter or a loyalty counter on it.

This spell costs {X} less to cast, where X is the total mana value of historic permanents you control. (Artifacts, legendaries, and Sagas are historic.) Equipped creature gets +10/+0 and has vigilance. Equip legendary creature {2}

Deathtouch When God-Eternal Rhonas enters, double the power of each other creature you control until end of turn. Those creatures gain vigilance until end of turn. When God-Eternal Rhonas dies or is put into exile from the battlefield, you may put it into its owner's library third from the top.

Whenever Jedit Ojanen or another legendary creature you control enters, you may pay {G}. If you do, create a 2/2 green Cat Warrior creature token with forestwalk. (It can't be blocked as long as defending player controls a Forest.)

Flying Historic spells you cast cost {1} less to cast. (Artifacts, legendaries, and Sagas are historic.)

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after VI.) I, II, III, IV, V, VI — Note a creature type that hasn't been noted for this Saga. When you next cast a creature spell of that type this turn, that creature enters with an additional +1/+1 counter on it.

{T}: Add {U}. {2}{U}: Put an hour counter on this artifact. At the beginning of each upkeep, put an hour counter on this artifact. When the twelfth hour counter is put on this artifact, shuffle your hand and graveyard into your library, then draw seven cards. Exile this artifact.

Whenever another nontoken creature you control enters, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.") Sacrifice three Foods: Return target historic card from your graveyard to your hand. (Artifacts, legendaries, and Sagas are historic.)

You may have this artifact enter as a copy of any artifact on the battlefield.

{1}, {T}: Add {G}{W}.

When this creature enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. When this creature dies, you may draw a card.