Create thirteen tapped 2/2 black Zombie creature tokens. Flashback {7}{B}{B}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Create a tapped 2/2 black Zombie creature token for each instant and sorcery card in your graveyard.

When you next cast an instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy. Flashback {1}{U}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

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

Lands you control have "{T}: Add one mana of any color." {T}: Add one mana of any color.

Search your library for up to two basic land cards and/or Gate cards, put them onto the battlefield tapped, then shuffle.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Add {B}{B}{B}.

You may play an additional land this turn. Draw a card.

Search your library for up to two basic land cards and/or Gate cards, put them onto the battlefield tapped, then shuffle. You take the initiative.

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Draw a card. You may put a land card from your hand onto the battlefield.

Discover 10. If the discovered card's mana value is less than 10, create a number of tapped Treasure tokens equal to the difference. (To discover 10, exile cards from the top of your library until you exile a nonland card with mana value 10 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Flash At the beginning of your upkeep, put an oil counter on this artifact. Instant and sorcery spells you cast cost {1} less to cast for each oil counter on this artifact.

Search your library for a Forest card, put that card onto the battlefield, then shuffle.

Look at the top four cards of your library. You may put a land card from among them onto the battlefield tapped. If you don't, put a card from among them into your hand. Put the rest on the bottom of your library in a random order.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Choose target land. Create three tokens that are copies of it, except they're 3/3 creatures in addition to their other types and they have vigilance and menace. (They're affected by summoning sickness.)

Search your library for up to ten land cards, put them onto the battlefield tapped, then shuffle.

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

Tempting offer — Search your library for a land card and put it onto the battlefield. Each opponent may search their library for a land card and put it onto the battlefield. For each opponent who searches a library this way, search your library for a land card and put it onto the battlefield. Then each player who searched a library this way shuffles.

Converge — Search your library for a creature, instant, or sorcery card with mana value less than or equal to the number of colors of mana spent to cast this spell, exile that card, then shuffle. You may cast that card without paying its mana cost.

Search your library for a white card, a blue card, a black card, a red card, and a green card. Reveal those cards, put them into your hand, then shuffle.

Search your library for up to three monocolored cards with different names and exile them. An opponent chooses one of those cards. Shuffle that card into your library. You may cast the other cards without paying their mana costs. Exile Emergent Ultimatum.

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.

Draw three cards, then put two cards from your hand on top of your library in any order.

Target creature becomes blue until end of turn. Untap that creature. Draw a card.

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Look at the top seven cards of your library. Put two of them into your hand and the rest on the bottom of your library in any order.

Draw two cards. You may put a land card from your hand onto the battlefield.

Draw two cards, then discard two cards. Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Draw two cards, then discard two cards. Untap up to three lands.

Scry 1. (Look at the top card of your library. You may put that card on the bottom.) Draw a card.

Look at the top three cards of your library, then put them back in any order. You may shuffle. Draw a card.

Scry 2, then draw a card. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Tempting Offer — Draw a card and create a 1/1 white Rabbit creature token. Then each opponent may draw a card and create a 1/1 white Rabbit creature token. For each opponent who does, you draw a card and you create a 1/1 white Rabbit creature token.

Exile target card that's an instant or sorcery from your graveyard. For each card exiled this way, copy it, and you may cast the copy without paying its mana cost. Exile Mizzix's Mastery. Overload {5}{R}{R}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Exile target instant or sorcery card from a graveyard. Copy that card three times. You may cast the copies without paying their mana costs. Exile Mnemonic Deluge.

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

This spell costs {1} less to cast for each creature on the battlefield. Blasphemous Act deals 13 damage to each creature.

Cascade, cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order. Then do it again.) Call Forth the Tempest deals damage to each creature your opponents control equal to the total mana value of other spells you've cast this turn.

Choose up to one creature. Destroy the rest.

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

Gift a tapped Fish (You may promise an opponent a gift as you cast this spell. If you do, they create a tapped 1/1 blue Fish creature token before its other effects.) Return target creature an opponent controls to its owner's hand. If the gift was promised, instead return target nonland permanent an opponent controls to its owner's hand.

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Destroy all nonland permanents your opponents control.

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

{T}: Add {C}. {2}, {T}: Add X mana of any one color, where X is the number of other Gates you control.

This land enters tapped. As this land enters, choose a color other than black. {T}: Add {B} or one mana of the chosen color.

This land enters tapped. As this land enters, choose a color other than white. {T}: Add {W} or one mana of the chosen color.

This land enters tapped. As this land enters, choose a color other than red. {T}: Add {R} or one mana of the chosen color.

{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}.)

Gates you control enter untapped. {T}: Add {C}. {T}: Add one mana of any color that a Gate you control could produce.

{T}: Add {C}. {1}, {T}: Add one mana of any color. {1}, {T}, Tap an untapped Gate you control: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

({T}: Add {U}.)

This land enters tapped. As this land enters, choose a color other than green. {T}: Add {G} or one mana of the chosen color.

({T}: Add {R}.)

({T}: Add {W}.)

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

This land enters tapped. As this land enters, choose a color other than blue. {T}: Add {U} or one mana of the chosen color.

({T}: Add {B}.)

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

For each opponent, gain control of target permanent that player controls.