Creatures with power greater than the number of cards in your hand can't attack.

{2}, {T}, Sacrifice Expedition Map: Search your library for a land card, reveal it, put it into your hand, then shuffle.

Players have no maximum hand size. {X}{X}, {T}: Each player draws X cards. {2}{U}, {T}: Each opponent mills cards equal to the number of cards in their hand.

As Heraldic Banner enters the battlefield, choose a color. Creatures you control of the chosen color get +1/+0. {T}: Add one mana of the chosen color.

{T}: Add {C}. {1}, {T}: Add one mana of any color.

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

As Throne of Eldraine enters the battlefield, choose a color. {T}: Add four mana of the chosen color. Spend this mana only to cast monocolored spells of that color. {3}, {T}: Draw two cards. Spend only mana of the chosen color to activate this ability.

{T}: Exile target instant or sorcery card from a graveyard. Roll a d20. Activate only as a sorcery. 1—9 | Copy that card. You may cast the copy. 10—19 | Copy that card. You may cast the copy by paying {1} rather than paying its mana cost. 20 | Copy each card exiled with Wizard's Spellbook. You may cast any number of the copies without paying their mana costs.

Magecraft — Whenever you cast or copy an instant or sorcery spell, draw a card.

Whenever you cast an instant or sorcery spell from your hand, you may cast up to one target card of the other type from your graveyard. If a spell cast from your graveyard this way would be put into your graveyard, exile it instead. Choose a Background (You can have a Background as a second commander.)

Flying Instant and sorcery spells you cast cost {1} less to cast.

Flying {T}: Add one mana of any color.

Landfall — Whenever a land enters the battlefield under your control, each opponent mills three cards. (To mill a card, a player puts the top card of their library into their graveyard.)

Flash When Snapcaster Mage enters the battlefield, target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. (You may cast that card from your graveyard for its flashback cost. Then exile it.)

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.) When Tenacious Tomeseeker enters the battlefield, if it was bargained, return target instant or sorcery card from your graveyard to your hand.

At the beginning of your upkeep, put a time counter on As Foretold. 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 As Foretold.

If Leyline of Anticipation is in your opening hand, you may begin the game with it on the battlefield. You may cast spells as though they had flash.

Whenever an opponent casts their first spell each turn, that player exiles the top card of their library. If it's a nonland card, you may cast it without paying its mana cost.

You may look at the top card of your library any time. You may cast instant and sorcery spells from the top of your library. {3}: Exile the top card of your library.

Whenever a creature you control deals combat damage to a player, you may draw a card. Cycling {2} ({2}, Discard this card: Draw a card.)

Return target permanent to its owner's hand.

Draw two cards. Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.)

Counter target spell. Its controller mills three cards.

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.) Look at the top four cards of your library. If this spell was bargained, look at the top eight cards of your library instead. Put two of them into your hand and the rest on the bottom of your library in a random order.

Return all noncreature, nonland permanents to their owners' hands.

You may discard an Island card and another card rather than pay this spell's mana cost. Counter target spell.

You may pay 1 life and exile a blue card from your hand rather than pay this spell's mana cost. Counter target spell.

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.) This spell costs {1} less to cast if it's bargained. Counter target spell.

Kicker {1}{U} (You may pay an additional {1}{U} as you cast this spell.) Return target nonland permanent to its owner's hand. If this spell was kicked, draw a card.

Until end of turn, target artifact or creature becomes a 4/4 Angel artifact creature and gains flying. Draw a card.

Counter target spell. At the beginning of your next main phase, add an amount of {C} equal to that spell's mana value.

Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.

Search your library for an instant or sorcery card, reveal it, then shuffle and put that card on top.

Counter target noncreature spell.

Counter target spell. Cycling {2} ({2}, Discard this card: Draw a card.)

Counter target spell. At the beginning of your next upkeep, pay {3}{U}{U}. If you don't, you lose the game.

Counter target spell unless its controller pays {X}. If that player doesn't, they tap all lands with mana abilities they control and lose all unspent mana.

Draw two cards.

Return target creature to its owner's hand. Draw a card.

Return target permanent to its owner's hand. Cycling {2} ({2}, Discard this card: Draw a card.)

Counter target spell unless its controller pays {X}, where X is its mana value.

Draw a card. Flashback {2}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Target artifact or creature becomes a copy of another target artifact or creature.

Return target spell or creature to its owner's hand.

Counter target noncreature spell. Untap up to three lands.

Cleave {1}{U}{U} (You may cast this spell for its cleave cost. If you do, remove the words in square brackets.) Counter target spell [that wasn't cast from its owner's hand].

{T}: Add {C}{C}. Ancient Tomb deals 2 damage to you.

When Brokers Hideout enters the battlefield, sacrifice it. When you do, search your library for a basic Forest, Plains, or Island card, put it onto the battlefield tapped, then shuffle and you gain 1 life.

Indestructible {T}: Add {C}.

{T}: Add {C}. {1}, {T}, Sacrifice Emergence Zone: You may cast spells this turn as though they had flash.

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

({T}: Add {U}.)

When Maestros Theater enters the battlefield, sacrifice it. When you do, search your library for a basic Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle and you gain 1 life.

Myriad Landscape enters the battlefield tapped. {T}: Add {C}. {2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

({T}: Add {U}.) Mystic Sanctuary enters the battlefield tapped unless you control three or more other Islands. When Mystic Sanctuary enters the battlefield untapped, you may put target instant or sorcery card from your graveyard on top of your library.

When Obscura Storefront enters the battlefield, sacrifice it. When you do, search your library for a basic Plains, Island, or Swamp card, put it onto the battlefield tapped, then shuffle and you gain 1 life.

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

{T}: Add {C}. {1}{U}, {T}: Return target Wizard you control to its owner's hand.

{T}: Add {C}{C}. Activate only if you control five or more lands.

Take an extra turn after this one.

Draw two cards. Then discard a card unless you attacked this turn.

Gain control of target creature with mana value X.

Each opponent mills fourteen cards. Cycling {1}{U} ({1}{U}, Discard this card: Draw a card.) When you cycle Fractured Sanity, each opponent mills four cards.

Gain control of target artifact or creature. Untap it.

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.) This spell costs {2} less to cast if it's bargained. Return target nonland permanent to its owner's hand. Draw a card.

This spell costs {3} less to cast if it targets a creature whose controller has eight or more cards in their graveyard. Gain control of target creature with mana value X.

Kicker {3}{U} Each opponent mills eight cards. If this spell was kicked, instead each opponent mills half their library, rounded up.

Search your library for a blue instant card, reveal that card, put it into your hand, then shuffle.

Scry 2, then draw a card. Flashback {4}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Target opponent mills nine cards, then you may cast an instant or sorcery spell from that player's graveyard without paying its mana cost. If that spell would be put into a graveyard, exile it instead.

Each opponent exiles cards from the top of their library until that player has exiled cards with total mana value 20 or more.

Take an extra turn after this one.