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.)

Until your next turn, creatures can't attack you. Exile Chronomantic Escape with three time counters on it. Suspend 3—{2}{W} (Rather than cast this card from your hand, you may pay {2}{W} 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.)

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.) Any number of target nonland permanents you control phase out. (Treat them and anything attached to them as though they don't exist until your next turn.)

Enchant player At the beginning of enchanted player's first upkeep each turn, that player gets an additional upkeep step after this step.

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.)

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.)

Until your next turn, your life total can't change and you gain protection from everything. All permanents you control phase out. (While they're phased out, they're treated as though they don't exist. They phase in before you untap during your untap step.) Exile Teferi's Protection.

At the beginning of your upkeep, put two descent counters on this enchantment. Then each player creates X Treasure tokens and this enchantment deals X damage to each player, where X is the number of descent counters on this enchantment.

At the beginning of your upkeep, if an opponent controls more lands than you, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") {2}{W}: Choose another player. That player gains control of target Treasure you control. You draw a card.

At the beginning of your upkeep, each opponent chooses money, friends, or secrets. For each player who chose money, you and that player each create a Treasure token. For each player who chose friends, you and that player each create a 1/1 green and white Citizen creature token. For each player who chose secrets, you and that player each draw a card.

Return target nonland permanent you don't control to its owner's hand. Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

At the beginning of your upkeep, put a time counter on this enchantment. Once each turn, you may pay {0} rather than pay the mana cost for a spell you cast with mana value X or less, where X is the number of time counters on this enchantment.

When this enchantment enters, you become the monarch. At the beginning of your upkeep, choose up to one other target enchantment or artifact. If you're the monarch, you may create a token that's a copy of it. If you're not the monarch, you may have this enchantment become a copy of it, except it has this ability.

Creatures you control with power 2 or less can't be blocked by creatures with power 3 or greater. If an ability of a creature you control with power 2 or less triggers, that ability triggers an additional time.

Vigilance Other creatures you control get +2/+2. Creatures your opponents control get -2/-2.

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.

At the beginning of your upkeep, each player exiles cards from the top of their library until they exile a nonland card. An opponent chooses a nonland card exiled this way. You may cast up to two spells from among the other cards exiled this way without paying their mana costs.

Add {R} for each card in target opponent's hand. Until end of turn, you don't lose this mana as steps and phases end. Exile Rousing Refrain with three time counters on it. Suspend 3—{1}{R} (Rather than cast this card from your hand, you may pay {1}{R} 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.)

Take an extra turn after this one. Skip the untap step of that turn.

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

Haste Whenever Bessie attacks, another target legendary creature can't be blocked this turn. Crew 2 (Tap any number of creatures you control with total power 2 or more: This Vehicle becomes an artifact creature until end of turn.)

Vigilance {T}: Add one mana of any color. Activate only if this permanent is a creature. Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

Menace At the beginning of your upkeep, you may create a Treasure token. When you do, target opponent creates a tapped Treasure token. Whenever this creature attacks, it deals damage to defending player equal to the number of artifacts they control.

This Vehicle has haste as long as you control a Mount. Whenever this Vehicle attacks, look at the top card of your library. If it's a land card, you may put it onto the battlefield tapped. Crew 2 (Tap any number of creatures you control with total power 2 or more: This Vehicle becomes an artifact creature until end of turn.)

{T}, Tap an untapped artifact or creature you control: Add {C}. Channel — {4}{U}, Discard this card: The owner of target nonland permanent puts it on their choice of the top or bottom of their library.

Equipped creature has "{T}: Add one mana of any color." Equip {1}

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

{T}, Tap an untapped creature you control: Add one mana of any color.

Flying Whenever this Vehicle attacks, if you control a Time Lord, the next spell you cast this turn has cascade and you may planeswalk. Crew 2 (Tap any number of creatures you control with total power 2 or more: This Vehicle becomes an artifact creature until end of turn.)

At the beginning of your upkeep, put a muster counter on this enchantment. Then create a 1/1 red and white Soldier creature token with haste for each muster counter on this enchantment.

When this enchantment enters, you become the monarch. At the beginning of your upkeep, create a 3/1 red Knight creature token. Then if you're the monarch, this enchantment deals X damage to each opponent, where X is the number of creatures you control.

When this enchantment enters, you become the monarch. At the beginning of your upkeep, create a 1/1 white Spirit creature token with flying. If you're the monarch, create a 4/4 white Angel creature token with flying instead.

At the beginning of your upkeep, if you control six or more lands, create a 5/5 red Dragon creature token with flying.

At the beginning of your upkeep, create a 1/1 red Goblin creature token with haste. Goblin creatures attack each combat if able.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) Other artifact creatures you control get +2/+2 as long as you have the city's blessing. At the beginning of each upkeep, create a 1/1 colorless Gnome artifact creature token.

First strike Whenever this creature or another Human you control enters, tap target creature an opponent controls. At the beginning of your upkeep, create a 1/1 white Human Soldier creature token.

Trample At the beginning of your upkeep, if you control a blue permanent, you may create a token that's a copy of this creature.

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.) Choose one or both — • Counter target spell. • Draw two cards, then discard a card.

Destroy target creature, enchantment, or planeswalker. Its controller creates two Map tokens. (They're artifacts with "{1}, {T}, Sacrifice this token: Target creature you control explores. Activate only as a sorcery.")

When this enchantment enters, for each opponent, exile up to one target nonland permanent that player controls until this enchantment leaves the battlefield. (Those permanents return under their owners' control.)

Return target permanent to its owner's hand. Exile Reality Strobe with three time counters on it. Suspend 3—{2}{U} (Rather than cast this card from your hand, you may pay {2}{U} 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.)

When this creature dies, you may exile it and put three time counters on it. If you do, exile up to one target creature and put three time counters on it. Each card exiled this way that doesn't have suspend gains suspend. (For each card with suspend, its owner removes a time counter from it at the beginning of their upkeep. When the last is removed, they may cast it without paying its mana cost. Those creature spells have haste.)

Destroy target nonland permanent. Its controller creates a 1/1 white Human creature token.

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

Suspend 4—{U} (Rather than cast this card from your hand, pay {U} and exile it with four 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.) Target player draws three cards.

Flying, first strike At the beginning of your upkeep, exile the top two cards of your library. You may play them this turn. If you exiled a land card this way, create a 3/1 red Dinosaur creature token. If you exiled a nonland card this way, create a Treasure token.

(Gain the next level as a sorcery to add its ability.) Whenever one or more tokens you control enter, draw a card. This ability triggers only once each turn. {W}: Level 2 When this Class becomes level 2, create a token that's a copy of target token you control. {3}{W}: Level 3 Creature tokens you control get +2/+2.

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.

Draw two cards. Exile Inspiring Refrain with three time counters on it. Suspend 3—{2}{U} (Rather than cast this card from your hand, you may pay {2}{U} 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.)

Vanishing 12 (This enchantment enters with twelve time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.) Whenever one or more time counters are removed from this enchantment, scry 1 and you gain 1 life. Then if this enchantment has no time counters on it, exile it. When you do, take an extra turn after this one.

Flying Whenever this Vehicle attacks or blocks, you may draw a card. If you do, discard a card. Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

As this enchantment enters, choose Brotherhood or Enclave. • Brotherhood — At the beginning of your upkeep, each opponent draws a card. You draw a card for each card drawn this way. • Enclave — Whenever a player attacks you with one or more creatures, that player gets twice that many rad counters.

{T}: Add {C}. {3}, {T}: Target creature with power 3 or less can't be blocked this turn.

{T}, Pay 1 life, Sacrifice this land: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.

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

This land enters tapped unless you control two or more other lands. {T}: Add {W} or {U}.

({T}: Add {R} or {W}.) This land enters tapped. When this land enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

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

{T}, Pay 1 life, Sacrifice this land: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

{T}: Add {W}. {T}: Add {U}. Activate only if you control a Plains or an Island.

({T}: Add {W} or {U}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

{T}: Add {C}. ({C} represents colorless mana.) {T}, Tap an untapped creature you control: Add one mana of any color.

At the beginning of your upkeep, if you control three or more artifacts, you gain 1 life. {T}: Add {C}. {4}, {T}, Sacrifice Inventors' Fair: Search your library for an artifact card, reveal it, put it into your hand, then shuffle. Activate only if you control three or more artifacts.

({T}: Add {U}.)

({T}: Add {W} or {U}.) This land enters tapped. When this land enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

({T}: Add {R}.)

{T}: Add {U}. Channel — {3}{U}, Discard this card: Return target artifact, creature, enchantment, or planeswalker to its owner's hand. This ability costs {1} less to activate for each legendary creature you control.

({T}: Add {W}.)

{T}, Pay 1 life, Sacrifice this land: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield, then shuffle.

{T}: Add {R}. {T}: Add {U}. Activate only if you control an Island or a Mountain.

{T}: Add {C}. {4}, {T}: Target creature can't be blocked this turn.

({T}: Add {R} or {W}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

{T}, Pay 1 life, Sacrifice this land: Search your library for an Island or Mountain card, put it onto the battlefield, then shuffle.

This land enters tapped unless you have two or more opponents. {T}: Add {W} or {U}.

This land enters tapped unless you have two or more opponents. {T}: Add {R} or {W}.

({T}: Add {U} or {R}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

This land enters tapped unless you control two or more other lands. {T}: Add {U} or {R}.

{T}: Add {W}. {T}: Add {R}. Activate only if you control a Mountain or a Plains.

This land enters tapped unless you control two or more other lands. {T}: Add {R} or {W}.

{T}: Add {C}. {T}, Tap an untapped creature you control: Add one mana of any color.

This land enters tapped unless you have two or more opponents. {T}: Add {U} or {R}.

{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.