Whenever a permanent enters the battlefield tapped and under your control, untap it.

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.)

When Ancestral Knowledge enters the battlefield, look at the top ten cards of your library, then exile any number of them and put the rest back on top of your library in any order.

When Ancestral Knowledge leaves the battlefield, shuffle your library.

Target creature can't be blocked this turn.

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

Morph {X}{B}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

When Bane of the Living is turned face up, all creatures get -X/-X until end of turn.

Put X -1/-1 counters on each creature. Shuffle Black Sun's Zenith into its owner's library.

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

Blasphemous Act deals 13 damage to each creature.

({T}: Add {B} or {R}.)

As Blood Crypt enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Bloodfell Caves enters the battlefield tapped.

When Bloodfell Caves enters the battlefield, you gain 1 life.

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

Return target instant or sorcery card from your graveyard to your hand.

+1: Discard a card. If a red card is discarded this way, Chandra Ablaze deals 4 damage to any target.

-2: Each player discards their hand, then draws three cards.

-7: Cast any number of red instant and/or sorcery cards from your graveyard without paying their mana costs.

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

{T}: Add one mana of any color.

You may have Clever Impersonator enter the battlefield as a copy of any nonland permanent on the battlefield.

{T}: Add one mana of any color.

{T}: Put a charge counter on Coalition Relic.

At the beginning of your precombat main phase, remove all charge counters from Coalition Relic. Add one mana of any color for each charge counter removed this way.

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

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

Sacrifice Commander's Sphere: Draw a card.

Target player draws three cards. Then that player discards two cards unless they discard a land card.

Creeping Tar Pit enters the battlefield tapped.

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

{1}{U}{B}: Creeping Tar Pit becomes a 3/2 blue and black Elemental creature until end of turn and can't be blocked this turn. It's still a land.

When Crosis's Catacombs enters the battlefield, sacrifice it unless you return a non-Lair land you control to its owner's hand.

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

Crumbling Necropolis enters the battlefield tapped.

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

Choose one --

• Destroy all Dragon creatures.

• Destroy all non-Dragon creatures.

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.")

Each player discards all the cards in their hand, then draws that many cards minus one.

{B}{B}: Target creature gains shadow until end of turn. (It can block or be blocked by only creatures with shadow.)

Destroy all creatures. They can't be regenerated. Draw a card for each creature destroyed this way.

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

When you cycle Decree of Pain, all creatures get -2/-2 until end of turn.

Target player draws two cards.

Flashback--{1}{U}, Pay 3 life. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Each spell costs {3} more to cast except during its controller's turn.

Search your library for a card, put that card into your hand, then shuffle.

Draw two cards, then discard a card at random.

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

Dismal Backwater enters the battlefield tapped.

When Dismal Backwater enters the battlefield, you gain 1 life.

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

Dragonskull Summit enters the battlefield tapped unless you control a Swamp or a Mountain.

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

{T}: Add {C}.

{1}, {T}: Put a storage counter on Dreadship Reef.

{1}, Remove X storage counters from Dreadship Reef: Add X mana in any combination of {U} and/or {B}.

Drowned Catacomb enters the battlefield tapped unless you control an Island or a Swamp.

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

{T}: Add {C}.

{4}, {T}, Sacrifice Encroaching Wastes: Destroy target nonbasic land.

Return all creatures to their owners' hands.

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.

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.)

Look at the top four cards of your library. Put one of them into your hand and the rest into your graveyard.

Flashback {6}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

{3}, {T}, Sacrifice Gem of Becoming: Search your library for an Island card, a Swamp card, and a Mountain card. Reveal those cards, put them into your hand, then shuffle.

{T}: Add {C}.

{T}, Sacrifice Ghost Quarter: Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

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

Halimar Depths enters the battlefield tapped.

When Halimar Depths enters the battlefield, look at the top three cards of your library, then put them back in any order.

{T}: Add {U}.

{B}: Put target creature card from your graveyard on top of your library.

Exile Ill-Gotten Gains. Each player discards their hand, then returns up to three cards from their graveyard to their hand.

Choose two --

• Incendiary Command deals 4 damage to target player or planeswalker.

• Incendiary Command deals 2 damage to each creature.

• Destroy target nonbasic land.

• Each player discards all the cards in their hand, then draws that many cards.

Search your library for a card and put that card into your hand. If this spell was cast from a graveyard, instead search your library for two cards and put those cards into your hand. Then shuffle.

Flashback {7}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

({T}: Add {U}.)

({T}: Add {U}.)

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

When Kederekt Leviathan enters the battlefield, return all other nonland permanents to their owners' hands.

Unearth {6}{U} ({6}{U}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

({T}: Add {B}.)

Leechridden Swamp enters the battlefield tapped.

{B}, {T}: Each opponent loses 1 life. Activate only if you control two or more black permanents.

If Leyline of the Void is in your opening hand, you may begin the game with it on the battlefield.

If a card would be put into an opponent's graveyard from anywhere, exile it instead.

Destroy all creatures, then search target opponent's library for up to three creature cards and put them into their graveyard. Then that player shuffles.

+1: Target player discards a card.

-2: Search your library for a card, then shuffle and put that card on top.

-8: Put all creature cards from all graveyards onto the battlefield under your control.

Look at the top five cards of your library. As many times as you choose, you may pay 1 life, put those cards on the bottom of your library in any order, then look at the top five cards of your library. Then shuffle and put the last cards you looked at this way on top in any order.

First strike, deathtouch

Master of Cruelties can only attack alone.

Whenever Master of Cruelties attacks a player and isn't blocked, that player's life total becomes 1. Master of Cruelties assigns no combat damage this combat.

{T}: Add {C}.

{1}, {T}, Sacrifice Mind Stone: Draw a card.

{T}: Add {C}.

{T}: Put a charge counter on Mirrodin's Core.

{T}, Remove a charge counter from Mirrodin's Core: Add one mana of any color.

{T}: Add {C}.

{1}, {T}: Put a storage counter on Molten Slagheap.

{1}, Remove X storage counters from Molten Slagheap: Add X mana in any combination of {B} and/or {R}.

Return target creature card from your graveyard to your hand.

Flashback {4}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

Return target instant or sorcery card from your graveyard to your hand.

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

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

Each instant and sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost.

Flashback {4}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

When Phage the Untouchable enters the battlefield, if you didn't cast it from your hand, you lose the game.

Whenever Phage deals combat damage to a creature, destroy that creature. It can't be regenerated.

Whenever Phage deals combat damage to a player, that player loses the game.

At the beginning of your upkeep, you draw a card and you lose 1 life.

{1}{B}, Pay 2 life: Return target creature card from your graveyard to your hand.

Whenever a player taps a land for mana, if it's not that player's turn, destroy that land.

Target sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. (Mana cost includes color.)

Flashback {3}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Each player discards their hand, then draws seven cards.

Miracle {1}{R} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

{T}: Add {U}. If you played a land this turn, add {B} instead.

{T}: Add {C}.

{4}, {T}: Target creature can't be blocked this turn.

Discard all the cards in your hand, then draw that many cards.

Flashback {5}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

{T}: Add {B}.

{B}, {T}: Target legendary creature gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.)

Deathtouch

Exploit (When this creature enters the battlefield, you may sacrifice a creature.)

When Sidisi, Undead Vizier exploits a creature, you may search your library for a card, put it into your hand, then shuffle.

At the beginning of each end step, each player discards their hand.

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

Deathtouch

{3}{B}{B}: Return up to three target creature cards from your graveyard to your hand.

{3}{B}{B}, Exile Soul of Innistrad from your graveyard: Return up to three target creature cards from your graveyard to your hand.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

Swiftwater Cliffs enters the battlefield tapped.

When Swiftwater Cliffs enters the battlefield, you gain 1 life.

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

{T}: Add {C}.

{1}, {T}, Sacrifice Tectonic Edge: Destroy target nonbasic land. Activate only if an opponent controls four or more lands.

Temple of Deceit enters the battlefield tapped.

When Temple of Deceit enters the battlefield, scry 1.

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

Temple of Epiphany enters the battlefield tapped.

When Temple of Epiphany enters the battlefield, scry 1.

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

Temple of Malice enters the battlefield tapped.

When Temple of Malice enters the battlefield, scry 1.

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

Indestructible

As long as your devotion to blue is less than five, Thassa isn't a creature. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)

At the beginning of your upkeep, scry 1.

{1}{U}: Target creature you control can't be blocked this turn.

Target creature gets +1/+0, becomes black, and gains shadow until end of turn. (It can block or be blocked by only creatures with shadow.)

Flashback {1}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Each land is a Swamp in addition to its other land types.

Vivid Crag enters the battlefield tapped with two charge counters on it.

{T}: Add {R}.

{T}, Remove a charge counter from Vivid Crag: Add one mana of any color.

Vivid Creek enters the battlefield tapped with two charge counters on it.

{T}: Add {U}.

{T}, Remove a charge counter from Vivid Creek: Add one mana of any color.

Vivid Marsh enters the battlefield tapped with two charge counters on it.

{T}: Add {B}.

{T}, Remove a charge counter from Vivid Marsh: Add one mana of any color.

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

As Watery Grave enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

When Whirlpool Warrior enters the battlefield, shuffle the cards from your hand into your library, then draw that many cards.

{R}, Sacrifice Whirlpool Warrior: Each player shuffles the cards from their hand into their library, then draws that many cards.

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

Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)

Equipped creature can't be blocked and has shroud. (It can't be the target of spells or abilities.)

Equip {2}

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