Science Teacher — Each Saga spell you cast has replicate. The replicate cost is equal to its mana cost. (When you cast that Saga, copy it for each time you paid its replicate cost. Copies of Saga spells become tokens.) 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.)

Other enchantments you control have shroud. (They can't be the targets of spells or abilities.) {1}, Sacrifice this enchantment: Search your library for an enchantment card, reveal it, then shuffle and put that card on top.

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.

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.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Create a 1/1 white Human Warrior creature token. II — Create a 1/1 green Elf Warrior creature token. III — Choose any number of artifact tokens and/or creature tokens you control with different names. For each of them, create a token that's a copy of it.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after VI.) I — Create a Treasure token. II, III, IV, V, VI — Create a token that's a copy of target non-Saga token you control.

For each token you control, create a token that's a copy of that permanent.

Whenever you cast an enchantment spell, create a 4/4 white Angel creature token with flying.

Impossible Girl — If Clara Oswald is your commander, choose a color before the game begins. Clara Oswald is the chosen color. If a triggered ability of a Doctor you control triggers, that ability triggers an additional time. Doctor's companion (You can have two commanders if the other is the Doctor.)

Whenever an enchantment you control enters, you may create a token that's a copy of it. Do this only once each turn.

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.)

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Create a 3/3 green Beast creature token. II — You may sacrifice a creature. If you do, search your library for a creature or basic land card, reveal it, put it into your hand, then shuffle. III — Up to two target creatures each get +2/+2 and gain trample until end of turn.

History Teacher — Sagas you control have read ahead. (As a Saga enters, choose a chapter and start with that many lore counters. Skipped chapters don't trigger.) Doctor's companion (You can have two commanders if the other is the Doctor.)

{T}: Move a counter of each kind not on Goldberry from another target permanent you control onto Goldberry. {U}, {T}: Move one or more counters from Goldberry onto another target permanent you control. If you do, draw a card.

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

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

When this creature enters, reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put that card into your hand.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Enchant land Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.

Draw a card. You may put a land card from your hand onto the battlefield.

Enchantment spells you cast cost {1} less to cast. Unlock costs you pay cost {1} less.

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

Lifelink Enchantment spells you cast cost {1} less to cast.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

{T}: Add {G}.

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.)

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

{T}: Add X mana of any one color, where X is the number of enchantments you control.

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

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II — Until your next turn, creatures you control gain "{T}: Add one mana of any color." III — Put a +1/+1 counter on each creature you control. Those creatures gain vigilance, trample, and indestructible until end of turn.

Enchantment spells you cast cost {1} less to cast. Whenever an enchantment you control is put into a graveyard from the battlefield, put a +1/+1 counter on this creature.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Search your library for a basic Plains card, reveal it, put it into your hand, then shuffle. II — Create a 0/4 colorless Wall artifact creature token with defender. III — You gain 2 life.

(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.

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.

Whenever you cast an enchantment spell, you may draw a card.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Put a +1/+1 counter on up to one target creature. Create a Food token. II — Draw a card. Create a Food token. III — Create a 1/1 white Halfling creature token for each Food you control.

Whenever you cast an enchantment spell, draw a card.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Scry 2, then draw two cards. II — Create a Treasure token and a 2/2 blue Bird creature token with flying. III — Put a flying counter on each creature you control without flying.

Return all artifact and enchantment cards from your graveyard to the battlefield.

{1}{W}{U}, {T}: Return target artifact or enchantment card from your graveyard to your hand.

{T}: Put a lore counter on each Saga you control. Activate only as a sorcery. When Satsuki dies, choose up to one — • Return target Saga or enchantment creature you control to its owner's hand. • Return target Saga card from your graveyard to your hand.

Vigilance Whenever this creature enters or attacks, you may return target permanent card with mana value 3 or less from your graveyard to the battlefield.

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

({T}: Add {G} or {W}.) This land enters tapped unless you control two or more basic lands.

{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}: Add {G}.)

This land enters tapped unless you control a Plains or an Island. {T}: Add {W} or {U}.

{T}: Add {C}. {1}{W}, {T}: Put target enchantment card from your graveyard on top of your library.

This land enters tapped unless you control a Forest or an Island. {T}: Add {G} or {U}.

({T}: Add {U}.)

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 {W} or {U}.) This land enters tapped unless you control two or more basic lands.

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

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

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

{T}: Add {U}. Put a time counter on Trenzalore Clocktower. {1}{U}, {T}, Remove twelve time counters from Trenzalore Clocktower and exile it: Shuffle your graveyard and hand into your library, then draw seven cards. Activate only if you control a Time Lord.

Counter target noncreature spell. Its controller creates two Treasure tokens. (They're artifacts with "{T}, Sacrifice this token: Add one mana of any color.")

Destroy target permanent. Its controller creates a 3/3 green Beast creature token.

Counter target spell.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II — Put a +1/+1 counter on up to one target creature. III — Exile a creature with the greatest power among creatures target opponent controls.

Destroy target permanent. Its controller creates a 3/3 green Elephant creature token.

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

Destroy target creature. It can't be regenerated. Its controller creates a 3/3 green Ape creature token.

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

(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.