Each player sacrifices all permanents they control that are one or more colors.

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

({S} can be paid with one mana from a snow source.)

When Arcum's Astrolabe enters the battlefield, draw a card.

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

{2}, Sacrifice a permanent: Return target creature to its owner's hand.

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

Take an extra turn after this one.

Return target nonland permanent to its owner's hand. Then that permanent's controller may sacrifice a land. If the player does, they may copy this spell and may choose a new target for that copy.

{1}, {T}, Sacrifice Chromatic Star: Add one mana of any color.

When Chromatic Star is put into a graveyard from the battlefield, draw a card.

When you cast this spell, you may search your library for a colorless creature card with mana value 7 or greater, reveal it, then shuffle and put that card on top.

The first creature spell you cast each turn costs {2} less to cast.

Flying

Whenever an opponent draws a card, you may draw two cards.

Counter target spell.

Choose two --

• Counter target spell.

• Return target permanent to its owner's hand.

• Tap all creatures your opponents control.

• Draw a card.

{T}: Add {C}.

{T}, Sacrifice Crystal Vein: Add {C}{C}.

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.")

{T}: Add {C}.

{2}, {T}, Sacrifice Demolition Field: Destroy target nonbasic land an opponent controls. That land's controller may search their library for a basic land card, put it onto the battlefield, then shuffle. You may search your library for a basic land card, put it onto the battlefield, then shuffle.

{T}: Add {C}.

{3}: Return Drownyard Temple from your graveyard to the battlefield tapped.

This spell costs {1} less to cast for each card type among cards in your graveyard.

When you cast this spell, you gain control of target opponent during that player's next turn. After that turn, that player takes an extra turn.

Flying, trample, protection from instants

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.

Colorless Eldrazi spells you cast cost {2} less to cast.

{7}, {T}: Search your library for a colorless creature card, reveal it, put it into your hand, then shuffle.

Reveal the top five cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other into your graveyard.

Flash

Flying

Whenever an opponent draws their second card each turn, you draw a card.

{3}{U}: Each player draws a card.

If you control a commander, you may cast this spell without paying its mana cost.

Counter target noncreature spell.

Draw X cards. If X is 10 or more, instead shuffle your graveyard into your library, draw X cards, untap up to five lands, and you have no maximum hand size for the rest of the game.

Exile Finale of Revelation.

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

If it's not your turn, you may exile a blue card from your hand rather than pay this spell's mana cost.

Counter target noncreature spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

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

Counter target spell.

Flying

When Gilded Drake enters the battlefield, exchange control of Gilded Drake and up to one target creature an opponent controls. If you don't or can't make an exchange, sacrifice Gilded Drake. This ability still resolves if its target becomes illegal.

Grim Monolith doesn't untap during your untap step.

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

{4}: Untap Grim Monolith.

When Ichor Wellspring enters the battlefield or is put into a graveyard from the battlefield, draw a card.

Search your library for three cards and reveal them. Target opponent chooses one. Put that card into your hand and the rest into your graveyard. Then shuffle.

When you cast this spell, draw four cards.

Annihilator 4 (Whenever this creature attacks, defending player sacrifices four permanents.)

When Kozilek, Butcher of Truth is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.

At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you.

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

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

Mana Vault doesn't untap during your untap step.

At the beginning of your upkeep, you may pay {4}. If you do, untap Mana Vault.

At the beginning of your draw step, if Mana Vault is tapped, it deals 1 damage to you.

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

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

Metalcraft -- {T}: Add one mana of any color. Activate only if you control three or more artifacts.

Counter target instant or sorcery spell.

Transmute {1}{U}{U} ({1}{U}{U}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

When Mycosynth Wellspring enters the battlefield or is put into a graveyard from the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Whenever an opponent casts a noncreature spell, you may draw a card unless that player pays {4}.

({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.

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

Copy target instant or sorcery spell, then return it to its owner's hand. You may choose new targets for the copy.

You may cast spells from your hand without paying their mana costs.

{T}: Add {U}.

Channel -- {3}{U}, Discard Otawara, Soaring City: 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.

Counter target spell.

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

({U/P} can be paid with either {U} or 2 life.)

You may have Phyrexian Metamorph enter the battlefield as a copy of any artifact or creature on the battlefield, except it's an artifact in addition to its other types.

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

Destroy target creature. It can't be regenerated. Its controller creates a 3/3 green Ape creature token.

Draw X cards, then discard a card.

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

{T}: Add {C}.

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

Blue spells you cast cost {1} less to cast.

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

{T}: Add one mana of any color.

{T}: Add three mana of any one color. Activate only if you control three or more lands with the same name.

Draw cards equal to the number of cards in your hand plus one. You have no maximum hand size for the rest of the game.

As Sea Gate, Reborn enters the battlefield, you may pay 3 life. If you don't, it enters the battlefield tapped.

{T}: Add {U}.

{1}: Look at the top three cards of your library, then put them back in any order.

{T}: Draw a card, then put Sensei's Divining Top on top of its owner's library.

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.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

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

When Spellseeker enters the battlefield, you may search your library for an instant or sorcery card with mana value 2 or less, reveal it, put it into your hand, then shuffle.

When Spine of Ish Sah enters the battlefield, destroy target permanent.

When Spine of Ish Sah is put into a graveyard from the battlefield, return Spine of Ish Sah to its owner's hand.

Counter target enchantment, instant, or sorcery spell. Its controller creates a 2/2 blue Bird creature token with flying.

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.

Take an extra turn after this one.

+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.

Indestructible

When The One Ring enters the battlefield, if you cast it, you gain protection from everything until your next turn.

At the beginning of your upkeep, you lose 1 life for each burden counter on The One Ring.

{T}: Put a burden counter on The One Ring, then draw a card for each burden counter on The One Ring.

Kicker {X}. X can't be 0. (You may pay an additional {X} as you cast this spell.)

Flying

When Thieving Skydiver enters the battlefield, if it was kicked, gain control of target artifact with mana value X or less. If that artifact is an Equipment, attach it to Thieving Skydiver.

Exile Time Spiral. Each player shuffles their hand and graveyard into their library, then draws seven cards. You untap up to six lands.

Target player takes an extra turn after this one.

{T}: Add {C}.

{1}, {T}: Target creature gains protection from artifacts until end of turn.

When Trinket Mage enters the battlefield, you may search your library for an artifact card with mana value 1 or less, reveal that card, put it into your hand, then shuffle.

Colorless spells you cast cost {2} less to cast.

+1: Exile the top card of your library face down and look at it. Create a 2/2 colorless Spirit creature token. When that token leaves the battlefield, put the exiled card into your hand.

-3: Destroy target permanent that's one or more colors.

+2: Ugin, the Spirit Dragon 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 you cast this spell, destroy target permanent.

Indestructible

Annihilator 4 (Whenever this creature attacks, defending player sacrifices four permanents.)

When Ulamog, the Infinite Gyre is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I -- Urza's Saga gains "{T}: Add {C}."

II -- Urza's Saga gains "{2}, {T}: Create a 0/0 colorless Construct artifact creature token with 'This creature gets +1/+1 for each artifact you control.'"

III -- Search your library for an artifact card with mana cost {0} or {1}, put it onto the battlefield, then shuffle.

You may choose not to untap Vedalken Shackles during your untap step.

{2}, {T}: Gain control of target creature with power less than or equal to the number of Islands you control for as long as Vedalken Shackles remains tapped.

Flash

When Venser, Shaper Savant enters the battlefield, return target spell or permanent to its owner's hand.

{2}, {T}, Sacrifice Wayfarer's Bauble: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.