This land enters tapped unless you control an Island. {T}: Add {U}. {2}{U}{U}, {T}: Scry 2.

{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 {W} or {U}.) This land enters tapped.

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

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

({T}: Add {U}.)

{T}: Add {C}. {4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

{T}: Add {C}. {W/U}, {T}: Add {W}{W}, {W}{U}, or {U}{U}.

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

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

({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}.

({T}: Add {W}.)

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

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

Indestructible (Effects that say "destroy" don't destroy this artifact.) At the beginning of your upkeep, you may put a charge counter on this artifact. When this artifact has twenty or more charge counters on it, you win the game.

You have no maximum hand size. {T}: Add one mana of any color.

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

Planeswalkers you control have "[0]: Proliferate" and "[−12]: Take an extra turn after this one." Whenever you cast a noncreature spell, choose a counter on target permanent. Put an additional counter of that kind on that permanent.

{T}: Add {C}. {1}, {T}, Sacrifice this artifact: Draw a card.

{1}, {T}, Sacrifice this artifact: Search your library for an artifact card with a mana ability or a basic land card, reveal it, put it into your hand, then shuffle.

({W/P} can be paid with either {W} or 2 life.) Creatures can't attack you or planeswalkers you control unless their controller pays {W/P} for each of those creatures.

This artifact enters tapped. {T}: Add {U}.

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

{T}, Pay 1 life: Destroy target permanent you own. {T}, Pay 2 life: Add one mana of any color. {T}, Pay 3 life: Proliferate. {T}, Pay 4 life: Draw a card. {5}: Untap this artifact.

Equipped creature gets +2/+2 and has protection from white and from blue. Whenever equipped creature deals combat damage to a player, put a +1/+1 counter on a creature you control, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) Equip {2}

At the beginning of your end step, if you didn't activate a loyalty ability of a planeswalker this turn, you lose 2 life. {4}, {T}: For each planeswalker you control, you may activate one of its loyalty abilities once this turn as though none of its loyalty abilities have been activated this turn.

When The Mightstone and Weakstone enters, choose one — • Draw two cards. • Target creature gets -5/-5 until end of turn. {T}: Add {C}{C}. This mana can't be spent to cast nonartifact spells. (Melds with Urza, Lord Protector.)

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

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

+1: Create a 1/1 white Soldier creature token with lifelink. −2: Put two +1/+1 counters on target creature. It becomes an Angel in addition to its other types and gains flying. −6: Return all nonland permanent cards with mana value 3 or less from your graveyard to the battlefield.

+1: Until your next turn, up to one target creature gets -3/-0 and its activated abilities can't be activated. −1: You gain 2 life and draw a card. −7: You get an emblem with "Your opponents can't untap more than two permanents during their untap steps."

Artifact, instant, and sorcery spells your opponents cast cost {1} more to cast. −1: Until your next turn, prevent all damage that would be dealt to and dealt by target permanent an opponent controls.

Whenever you scry, the next instant or sorcery spell you cast this turn costs {X} less to cast, where X is the number of cards looked at while scrying this way. +2: Draw a card, then scry 2. −3: Exile the top card of your library. Create a number of 1/1 blue Faerie Dragon creature tokens with flying equal to that card's mana value. Elminster can be your commander.

+1: Create a 1/1 white Soldier creature token. +1: Target creature gets +3/+3 and gains flying until end of turn. −8: You get an emblem with "Artifacts, creatures, enchantments, and lands you control have indestructible."

+1: Create three 1/1 white Soldier creature tokens. −3: Destroy all creatures with power 4 or greater. −7: You get an emblem with "Creatures you control get +2/+2 and have flying."

+1: Reveal the top two cards of your library. An opponent chooses one of them. Put that card into your hand and exile the other with a silver counter on it. −1: Put a card you own with a silver counter on it from exile into your hand. −2: Create a 0/0 colorless Construct artifact creature token with "This token gets +1/+1 for each artifact you control."

+1: Look at the top card of your library. If it's a noncreature, nonland card, you may reveal it and put it into your hand. −2: When you next cast an instant or sorcery spell from your hand this turn, it gains rebound. (Exile the spell as it resolves. At the beginning of your next upkeep, you may cast that card from exile without paying its mana cost.) −9: You get an emblem with "Your opponents can't cast noncreature spells."

+1: Draw a card. At the beginning of the next end step, untap up to two lands. −3: Put target nonland permanent into its owner's library third from the top. −8: You get an emblem with "Whenever you draw a card, exile target permanent an opponent controls."

You may activate loyalty abilities of Teferi on any player's turn any time you could cast an instant. +1: Draw a card, then discard a card. −3: Target creature you don't control phases out. (Treat it and anything attached to it as though they don't exist until its controller's next turn.) −10: Take two extra turns after this one.

+1: Look at the top two cards of your library. Put one of them into your hand and the other on the bottom of your library. −1: Untap up to four target permanents. −10: You get an emblem with "You may activate loyalty abilities of planeswalkers you control on any player's turn any time you could cast an instant." Teferi, Temporal Archmage can be your commander.

Whenever you draw a card, put a loyalty counter on Teferi. 0: Draw a card. −2: Create a 2/2 blue Spirit creature token with vigilance and "Whenever you draw a card, put a +1/+1 counter on this token." −12: Target opponent chooses a permanent they control and returns it to its owner's hand. Then they shuffle each nonland permanent they control into its owner's library.

+1: Choose up to one target artifact, up to one target creature, and up to one target land. Untap the chosen permanents you control. Tap the chosen permanents you don't control. You gain 2 life. −2: Look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order. −7: You get an emblem with "Untap all permanents you control during each opponent's untap step" and "You draw a card during each opponent's draw step."

+1: Untap up to two target artifacts. −X: Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle. −5: Artifacts you control become artifact creatures with base power and toughness 5/5 until end of turn.

+1: Create a 1/1 colorless Thopter artifact creature token with flying. 0: Draw a card. If you control three or more artifacts, draw two cards instead. −9: You get an emblem with "At the beginning of your end step, search your library for a permanent card, put it onto the battlefield, then shuffle."

+2: Ugin deals 3 damage to any target. −X: Exile each permanent with mana value X or less that's one or more colors. −10: You gain 7 life, draw seven cards, then put up to seven permanent cards from your hand onto the battlefield.

When this creature dies, you may exile it. If you do, search your library for a planeswalker card, put it onto the battlefield, then shuffle.

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.

Whenever you cast a noncreature spell, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Defender (This creature can't attack.) Flying Prevent all combat damage that would be dealt to and dealt by this creature.

Flying Whenever this creature deals combat damage to a player or planeswalker, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Defender, flying Prevent all combat damage that would be dealt to this creature.

If you would put one or more counters on a creature or planeswalker you control or on yourself, put that many plus one of each of those kinds of counters on that permanent or player instead. Choose a Background (You can have a Background as a second commander.)

No more than one creature can attack each combat. No more than one creature can block each combat.

You may have this creature enter as a copy of a creature or planeswalker you control, except it enters with an additional +1/+1 counter on it if it's a creature, it enters with an additional loyalty counter on it if it's a planeswalker, and it isn't legendary.

Flying If you would proliferate, proliferate twice instead. {1}{U/P}{U/P}, Remove three counters from among other artifacts, creatures, and planeswalkers you control: Put an indestructible counter on Tekuthal. ({U/P} can be paid with either {U} or 2 life.)

First strike When this creature enters, you may search your library for a legendary card, reveal it, put it into your hand, then shuffle.

Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) Draw a card.

Choose one or more — • Exile all artifacts. • Exile all creatures. • Exile all enchantments. • Exile all graveyards.

({U/P} can be paid with either {U} or 2 life.) Draw two cards, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Return a creature you control to its owner's hand, then destroy all creatures.

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

As this enchantment enters, choose a planeswalker type. Planeswalkers you control of the chosen type have hexproof. As long as you control a creature, if damage dealt to a planeswalker you control of the chosen type would result in all loyalty counters on it being removed, instead all but one of those counters are removed.

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Whenever you cast a spell, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

When Oath of Teferi enters, exile another target permanent you control. Return it to the battlefield under its owner's control at the beginning of the next end step. You may activate the loyalty abilities of planeswalkers you control twice each turn rather than only once.

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Whenever a permanent you control leaves the battlefield, if it had counters on it, put those counters on target permanent you control. {4}{W}: Move any number of counters from target permanent you control to another target permanent you control.

Whenever an opponent draws a card, that player may pay {2}. If the player doesn't, you create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Return all attacking creatures to their owner's hand.

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.")