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.)

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}, Remove a counter from a permanent you control: Choose one — • Put a charge counter on target artifact. • Put a +1/+1 counter on target creature.

Constellation — Whenever this creature or another enchantment you control enters, each opponent loses 1 life.

Whenever an enchantment you control is put into a graveyard from the battlefield, draw a card.

Constellation — Whenever this creature or another enchantment you control enters, draw a card.

Whenever you cast an enchantment spell, 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.

Constellation — Whenever an enchantment you control enters, put a +1/+1 counter on this creature and draw a card.

Whenever an enchantment you control enters, scry 1. {2}{W}: This creature gets +1/+1 until end of turn for each enchantment you control.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after IV.) I — Create a 1/1 white Human Soldier creature token. II — Put three +1/+1 counters on target creature you control. III — If you control a creature with power 4 or greater, draw two cards. IV — Create a Gold token. (It's an artifact with "Sacrifice this token: Add one mana of any color.")

This land enters tapped. When this land enters, exile target player's graveyard. {T}: Add {B}.

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

{T}: Add {C}. {T}: Add {W} or {B}. This land deals 1 damage to you.

{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}.)

As this land enters, you may reveal a Forest or Plains card from your hand. If you don't, this land enters tapped. {T}: Add {G} or {W}.

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {B}{G}.

{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 Plains or a Swamp. {T}: Add {W} or {B}.

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for a Forest card and a Plains card, put them onto the battlefield tapped, then shuffle.

{T}: Add {C}. {T}: Add {B} or {G}. This land deals 1 damage to you.

{T}: Add {C}. {1}, {T}: Move a counter from target permanent you control onto another target permanent. Activate only as a sorcery.

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {W}{B}.

({T}: Add {W}.)

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

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

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {G}{W}.

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

({T}: Add {B}.)

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 {B} or {G}.

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 {W} or {B}.

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.) {T}, Pay 2 life: Remove a counter from target nonland permanent.

Landfall — Whenever a land you control enters, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Lifelink {1}, Sacrifice this creature: Target creature or enchantment you control gains protection from the color of your choice until end of turn.

Creature and enchantment spells you control can't be countered. {3}{G}: Target land you control becomes an X/X Elemental creature with trample and haste until end of turn, where X is the number of enchantments you control. It's still a land.

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.

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

Flying, trample Once during each of your turns, you may cast an enchantment spell by paying life equal to its mana value rather than paying its mana cost. {2}{B}, Sacrifice another enchantment: This creature gets +X/+0 until end of turn, where X is the sacrificed enchantment's mana value.

Enchantment spells you cast cost {1} less to cast. Whenever you cast an enchantment spell, you gain 1 life.

Landfall — Whenever a land you control enters, you may put a quest counter on this enchantment. Remove three quest counters from this enchantment and sacrifice it: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

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

This creature enters with a +1/+1 counter on it. {T}, Remove a counter from a permanent you control: Search your library for a Plains card and reveal it. If an opponent controls more lands than you, you may put that card onto the battlefield tapped. If you don't put the card onto the battlefield, put it into your hand. Then shuffle.

{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.

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

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II — Choose a creature you control. Until your next turn, all damage that would be dealt to creatures you control is dealt to that creature instead. III — Return target creature card from your graveyard to the battlefield with a flying counter on it. That creature is an Angel Warrior in addition to its other types.

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 may sacrifice a creature. If you do, each opponent discards a card. II — Return target creature card from your graveyard to your hand. III — Target opponent may sacrifice a nonland, nontoken permanent of their choice. If they don't, they lose 2 life and you draw a card.

Flying Whenever a player sacrifices a permanent, put a +1/+1 counter on Carmen and you gain 1 life. Whenever Carmen attacks, return up to one target permanent card with mana value less than or equal to Carmen's power from your graveyard to the battlefield.

Trample Whenever you cast an enchantment spell, put a +1/+1 counter on this creature. At the beginning of each end step, if an enchantment was put into your graveyard from the battlefield this turn, you may return this card from your graveyard to your hand.

Suspend 2—{1}{W} (Rather than cast this card from your hand, pay {1}{W} and exile it with two 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.) Return all enchantment cards from your graveyard to the battlefield. (Auras with nothing to enchant remain in your graveyard.)

{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.

At the beginning of your upkeep, you may return target enchantment card from your graveyard to the battlefield. As long as you control five or more enchantments, each other non-Aura enchantment you control is a creature in addition to its other types and has base power and base toughness each equal to its mana value.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II — Mill two cards, then you may return a creature card from your graveyard to your hand. III — Return all land cards from your graveyard to the battlefield, then shuffle your graveyard into your library.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II — For each player, exile up to one target non-Saga, nonland permanent that player controls until this Saga leaves the battlefield. III — Create Avacyn, a legendary 8/8 white Angel creature token with flying, vigilance, and indestructible.

{1}, Sacrifice this creature: Choose one — • Destroy target artifact. • Destroy target enchantment. • Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Constellation — Whenever this creature or another enchantment you control enters, creatures your opponents control get -1/-1 until end of turn.

Target creature gets -4/-4 until end of turn. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

(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.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Scry 2. II — Put two +1/+1 counters on target creature you control. III — Until end of turn, target creature you control gains "When this creature dies, draw two cards." Then that creature fights up to one other target creature.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — The Ring tempts you, then each player mills cards equal to your Ring-bearer's power. II — Destroy all nonlegendary creatures. III — Each opponent loses 1 life for each creature card in that player's graveyard.

Sacrifice this enchantment: Destroy target artifact or enchantment.

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 III.) I — Each opponent sacrifices a creature or planeswalker of their choice. II — Each opponent discards a card. III — Put target creature or planeswalker card from a graveyard onto the battlefield under your control.

Whenever an enchantment you control enters, create a 2/2 white Cat creature token. If that enchantment is an Aura, you may attach it to the token.

Flying Lifelink (Damage dealt by this creature also causes you to gain that much life.) Pegasus creatures you control have lifelink. Constellation — Whenever an enchantment you control enters, create a 2/2 white Pegasus creature token with flying.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II — Target player mills two cards, then exiles their graveyard. III — Put all creature cards exiled with this enchantment onto the battlefield face down under your control. They're 2/2 Cyberman artifact creatures.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after IV.) I, II, III — Create a 3/3 black Dalek artifact creature token with menace for each lore counter on Genesis of the Daleks. IV — Target opponent faces a villainous choice — Destroy all Dalek creatures and each of your opponents loses life equal to the total power of Daleks that died this turn, or destroy all non-Dalek creatures.

Whenever this enchantment or another nontoken enchantment you control enters, create a 1/1 white Soldier creature token. Whenever the final chapter ability of a Saga you control triggers, create a 4/4 white Angel creature token with flying and vigilance.

Divine Intervention — When this creature enters, you may search your library for an enchantment card, reveal it, then shuffle and put that card on top.

Search your library for a snow permanent card, a legendary card, or a Saga card, reveal it, put it into your hand, then shuffle. You gain 1 life for each {S} spent to cast this spell. ({S} is mana from a snow source.)

Menace Other enchantment creatures you control have menace. Whenever Anikthea enters or attacks, exile up to one target non-Aura enchantment card from your graveyard. Create a token that's a copy of that card, except it's a 3/3 black Zombie creature in addition to its other types.

Destroy target nonland permanent. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

When this creature enters, you may return target enchantment card from your graveyard to your hand.

Choose two — • Destroy all artifacts. • Destroy all enchantments. • Destroy all creatures with mana value 3 or less. • Destroy all creatures with mana value 4 or greater.

(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.