{T}: Add {C}.

{T}: Add {W} or {U}. Adarkar Wastes deals 1 damage to you.

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

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

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

{T}: Add {C}.

{T}: Add {R} or {W}. Battlefield Forge deals 1 damage to you.

This spell costs {1} less to cast for each creature on the battlefield.

Blasphemous Act deals 13 damage to each creature.

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

Choose a number between 0 and 13. Each player sacrifices that many creatures.

Search your library for a planeswalker card, reveal it, put it into your hand, then shuffle.

{T}: Add {C}.

{U/R}, {T}: Add {U}{U}, {U}{R}, or {R}{R}.

This spell can't be countered.

+2: Each opponent gets an emblem with "At the beginning of your upkeep, this emblem deals 1 damage to you."

-3: Chandra, Awakened Inferno deals 3 damage to each non-Elemental creature.

-X: Chandra, Awakened Inferno deals X damage to target creature or planeswalker. If a permanent dealt damage this way would die this turn, exile it instead.

At the beginning of your end step, Chandra, Legacy of Fire deals X damage to each opponent, where X is the number of planeswalkers you control.

+1: Add {R} for each planeswalker you control.

0: Remove a loyalty counter from each of any number of permanents you control. Exile that many cards from the top of your library. You may play them this turn.

+1: Exile the top card of your library. You may cast that card. If you don't, Chandra, Torch of Defiance deals 2 damage to each opponent.

+1: Add {R}{R}.

-3: Chandra, Torch of Defiance deals 4 damage to target creature.

-7: You get an emblem with "Whenever you cast a spell, this emblem deals 5 damage to any target."

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

At the beginning of your end step, put a loyalty counter on another target planeswalker you control.

+1: Create a 1/1 red Wizard creature token with "{T}: Add {R}. Spend this mana only to cast a planeswalker spell."

-3: You draw X cards and Commodore Guff deals X damage to each opponent, where X is the number of planeswalkers you control.

Commodore Guff can be your commander.

Counter target spell.

Destroy all creatures.

Foretell {1}{W}{W} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

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.

Multikicker {2} (You may pay an additional {2} any number of times as you cast this spell.)

Everflowing Chalice enters the battlefield with a charge counter on it for each time it was kicked.

{T}: Add {C} for each charge counter on Everflowing Chalice.

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

Choose one or more --

• Exile all artifacts.

• Exile all creatures.

• Exile all enchantments.

• Exile all graveyards.

{T}: Add {C}.

{T}: Choose target commander that entered the battlefield this turn. Put a +1/+1 counter on it if it's a creature and a loyalty counter on it if it's a planeswalker.

As Frostboil Snarl enters the battlefield, you may reveal an Island or Mountain card from your hand. If you don't, Frostboil Snarl enters the battlefield tapped.

{T}: Add {U} or {R}.

As Furycalm Snarl enters the battlefield, you may reveal a Mountain or Plains card from your hand. If you don't, Furycalm Snarl enters the battlefield tapped.

{T}: Add {R} or {W}.

Gatewatch Beacon enters the battlefield with three loyalty counters on it.

{T}: Add {W}.

Whenever a planeswalker enters the battlefield under your control, if Gatewatch Beacon has loyalty counters on it, you may move a loyalty counter from Gatewatch Beacon onto that planeswalker.

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

{T}: Add {C}.

Tap an untapped legendary permanent you control: Untap Honor-Worn Shaku.

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.

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

Whenever you cast a planeswalker spell, you gain 1 life.

{T}: Add {C}.

{1}, {T}: Add two mana of different colors. Spend this mana only to cast planeswalker spells.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

+2: Each player draws a card.

-1: Target player draws a card.

-10: Target player mills twenty cards.

+1: Until your next turn, whenever a creature an opponent controls attacks, it gets -1/-0 until end of turn.

-2: Reveal the top three cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other on the bottom of your library in any order.

-8: For each player, search that player's library for a nonland card and exile it, then that player shuffles. You may cast those cards without paying their mana costs.

+1: Whenever one or more creatures you control deal combat damage to a player this turn, draw a card, then discard a card.

-2: Create a 2/2 blue Illusion creature token with "When this creature becomes the target of a spell, sacrifice it."

-5: Create two tokens that are copies of Jace, Cunning Castaway, except they're not legendary.

Kicker {2}

When Jace, Mirror Mage enters the battlefield, if Jace was kicked, create a token that's a copy of Jace, Mirror Mage, except it's not legendary and its starting loyalty is 1.

+1: Scry 2.

0: Draw a card and reveal it. Remove a number of loyalty counters equal to that card's mana value from Jace, Mirror Mage.

Flying, haste

Whenever Jaya's Phoenix deals combat damage to a player or planeswalker, copy the next loyalty ability you activate this turn when you activate it. You may choose new targets for the copy.

Whenever you cast a planeswalker spell, you may return Jaya's Phoenix from your graveyard to the battlefield.

{T}: Add {C}.

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

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.)

Flying, vigilance

Whenever Leori, Sparktouched Hunter deals combat damage to a player, choose a planeswalker type. Until end of turn, whenever you activate an ability of a planeswalker of that type, copy that ability. You may choose new targets for the copies.

Whenever an opponent attacks one or more planeswalkers you control, put a loyalty counter on each planeswalker you control.

Whenever a permanent you control becomes the target of a spell or ability an opponent controls, you may draw a card.

+1: You may discard a card. If you do, draw a card. If a creature card was discarded this way, draw two cards instead.

-2: Return target creature card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of your next upkeep.

-7: You get an emblem with "Whenever a creature enters the battlefield under your control, it deals damage equal to its power to any target."

{T}: Add {C}.

{4}: Mobilized District becomes a 3/3 Citizen creature with vigilance until end of turn. It's still a land. This ability costs {1} less to activate for each legendary creature and planeswalker you control.

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

{T}: Add {C}.

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

+2: You may discard a card. If you do, draw a card.

-2: Exile target enchantment, tapped artifact, or tapped creature.

-8: Search your library for an artifact or creature card, put it onto the battlefield, then shuffle. It gains haste. Return it to your hand at the beginning of the next end step.

+1: You gain 2 life. Add {U}, {R}, or {W}. Spend this mana only to cast a noncreature spell.

-2: Draw a card, then you may discard a card. When you discard a nonland card this way, Narset of the Ancient Way deals damage equal to that card's mana value to target creature or planeswalker.

-6: You get an emblem with "Whenever you cast a noncreature spell, this emblem deals 2 damage to any target."

Each opponent can't draw more than one card each turn.

-2: Look at the top four cards of your library. You may reveal a noncreature, nonland card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Counter target noncreature spell.

When Oath of Gideon enters the battlefield, create two 1/1 white Kor Ally creature tokens.

Each planeswalker you control enters the battlefield with an additional loyalty counter on it.

When Oath of Jace enters the battlefield, draw three cards, then discard two cards.

At the beginning of your upkeep, scry X, where X is the number of planeswalkers you control.

When Oath of Teferi enters the battlefield, 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 planeswalkers you control unless their controller pays {1} for each creature they control that's attacking a planeswalker you control.

{4}{W}{W}, Exile Onakke Oathkeeper from your graveyard: Return target planeswalker card from your graveyard to the battlefield.

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

As Port Town enters the battlefield, you may reveal a Plains or Island card from your hand. If you don't, Port Town enters the battlefield tapped.

{T}: Add {W} or {U}.

({T}: Add {W} or {U}.)

Prairie Stream enters the battlefield tapped unless you control two or more basic lands.

Flying, defender

As Pramikon, Sky Rampart enters the battlefield, choose left or right.

Each player may attack only the nearest opponent in the chosen direction and planeswalkers controlled by that opponent.

Each player puts a vow counter on a creature they control and sacrifices the rest. Each of those creatures can't attack you or planeswalkers you control for as long as it has a vow counter on it.

({T}: Add {U}, {R}, or {W}.)

Raugrin Triome enters the battlefield tapped.

Cycling {3} ({3}, Discard this card: Draw a card.)

You have no maximum hand size.

{T}: Add {C}.

Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.

Whenever you activate an ability, if it isn't a mana ability, you may pay {2}. If you do, copy that ability. You may choose new targets for the copy.

{T}: Add {C}.

{R/W}, {T}: Add {R}{R}, {R}{W}, or {W}{W}.

Whenever a creature attacks you or a planeswalker you control, each Dragon you control deals 1 damage to that creature.

+1: Until end of turn, each planeswalker you control becomes a 4/4 red Dragon creature and gains flying.

-3: Create a 4/4 red Dragon creature token with flying.

Exile any number of target creatures and/or planeswalkers you control. At the beginning of the next end step, return each of them to the battlefield under its owner's control. Each of them enters the battlefield with an additional +1/+1 counter on it if it's a creature and an additional loyalty counter on it if it's a planeswalker.

Exile all attacking creatures target player controls. That player may search their library for that many basic land cards, put those cards onto the battlefield tapped, then shuffle.

{T}: Add {C}.

{T}: Add {U} or {R}. Shivan Reef deals 1 damage to you.

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

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 artifact: Add one mana of any color.")

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

You may have Spark Double enter the battlefield 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.

{T}: Add {C}.

{T}: Add {R} or {W}. Talisman of Conviction deals 1 damage to you.

{T}: Add {C}.

{T}: Add {U} or {R}. Talisman of Creativity deals 1 damage to you.

{T}: Add {C}.

{T}: Add {W} or {U}. Talisman of Progress deals 1 damage to you.

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.

+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, Master of Time 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.

Each opponent can cast spells only any time they could cast a sorcery.

+1: Until your next turn, you may cast sorcery spells as though they had flash.

-3: Return up to one target artifact, creature, or enchantment to its owner's hand. Draw a card.

When Teyo, Geometric Tactician enters the battlefield, create a 0/4 white Wall creature token with defender and flying.

+1: You and target opponent each draw a card.

-2: Choose left or right. Until your next turn, each player may attack only the nearest opponent in the last chosen direction and planeswalkers controlled by that opponent.

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.

No more than one creature can attack The Eternal Wanderer each combat.

+1: Exile up to one target artifact or creature. Return that card to the battlefield under its owner's control at the beginning of that player's next end step.

0: Create a 2/2 white Samurai creature token with double strike.

-4: For each player, choose a creature that player controls. Each player sacrifices all creatures they control not chosen this way.

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 -- Scry 4, then you may reveal the top card of your library. If a planeswalker card is revealed this way, put it into your hand.

II -- You may put a planeswalker card with mana value 6 or less from your hand onto the battlefield.

III -- You may activate the loyalty abilities of planeswalkers you control twice this turn rather than only once.

Destroy target artifact you don't control.

Overload {4}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

This spell costs {1} less to cast for each creature on the battlefield.

Destroy all creatures.

+1: Up to two other target planeswalkers you control phase out at the beginning of the next end step. (Treat them and anything attached to them as though they don't exist until your next turn.)

-2: For each opponent, return up to one target nonland permanent that player controls to its owner's hand.

-7: Target artifact you control becomes a 9/9 Construct artifact creature and gains vigilance, indestructible, and "This creature can't be blocked."

Exile target creature you don't control. For each creature exiled this way, its controller searches their library for a basic land card. Those players put those cards onto the battlefield tapped, then shuffle.

Overload {4}{W}{W} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")