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

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)

{T}: Add {C}.

{5}, {T}: Draw a card. Activate only if you have the city's blessing.

+2: Exile the top three cards of target opponent's library.

-X: Put a creature card with mana value X exiled with Ashiok, Nightmare Weaver onto the battlefield under your control. That creature is a Nightmare in addition to its other types.

-10: Exile all cards from all opponents' hands and graveyards.

Sacrifice a creature: Add {C}{C}.

Barren Moor enters the battlefield tapped.

{T}: Add {B}.

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

Put target artifact or creature card from a graveyard onto the battlefield under your control. Shuffle Beacon of Unrest into its owner's library.

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

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

Target player draws X cards. Shuffle Blue Sun's Zenith into its owner's library.

Bojuka Bog enters the battlefield tapped.

When Bojuka Bog enters the battlefield, exile target player's graveyard.

{T}: Add {B}.

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

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

Search target opponent's library for a creature card and put that card onto the battlefield under your control. Then that player shuffles.

{2}, {T}: Add {B} for each Swamp you control.

Whenever City of Brass becomes tapped, it deals 1 damage to you.

{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 in your commander's color identity.

Enchant creature

You control enchanted creature.

Enchant creature

You control enchanted creature.

Enchanted creature has infect. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Counter target spell.

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.

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.")

Destroy all creatures. They can't be regenerated.

{T}: Exile target land card from a graveyard. Add one mana of any color.

{B}, {T}: Exile target instant or sorcery card from a graveyard. Each opponent loses 2 life.

{G}, {T}: Exile target creature card from a graveyard. You gain 2 life.

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.

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

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.

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

{1}{U}{U}, {T}: Dominating Licid loses this ability and becomes an Aura enchantment with enchant creature. Attach it to target creature. You may pay {U} to end this effect.

You control enchanted creature.

Flying, deathtouch

When Dragonlord Silumgar enters the battlefield, gain control of target creature or planeswalker for as long as you control Dragonlord Silumgar.

You may have Evil Twin enter the battlefield as a copy of any creature on the battlefield, except it has "{U}{B}, {T}: Destroy target creature with the same name as this creature."

Search your library for a Plains, Island, Swamp, or Mountain 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 {C}.

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

({T}: Add {G}.)

({T}: Add {G}.)

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

Deathtouch

When Gonti, Lord of Luxury enters the battlefield, look at the top four cards of target opponent's library, exile one of them face down, then put the rest on the bottom of that library in a random order. You may cast that card for as long as it remains exiled, and mana of any type can be spent to cast it.

You may choose not to untap Helm of Possession during your untap step.

{2}, {T}, Sacrifice a creature: Gain control of target creature for as long as you control Helm of Possession and Helm of Possession remains tapped.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

Flying

When Keiga, the Tide Star dies, gain control of target creature.

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.

Return up to three target land cards from your graveyard to your hand.

Dredge 3 (If you would draw a card, you may mill three cards instead. If you do, return this card from your graveyard to your hand.)

{T}: Add {C}.

{T}: Add {B} or {G}. Llanowar Wastes deals 1 damage to you.

Lonely Sandbar enters the battlefield tapped.

{T}: Add {U}.

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

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

{T}: Untap target attacking creature. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

{T}: Add {C}.

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

{2}: Mirage Mirror becomes a copy of target artifact, creature, enchantment, or land until end of turn.

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

As an additional cost to cast this spell, sacrifice a creature.

You draw cards equal to the sacrificed creature's power, then you gain life equal to its toughness.

Morphic Pool enters the battlefield tapped unless you have two or more opponents.

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

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}.

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

Destroy target artifact or enchantment. Its controller gains 4 life.

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

Flying

Whenever Nightveil Specter deals combat damage to a player, that player exiles the top card of their library.

You may play lands and cast spells from among cards exiled with Nightveil Specter.

Opulent Palace enters the battlefield tapped.

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

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

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

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

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

Draw a card.

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

Search target opponent's library for a card and exile it face down. Then that player shuffles. You may look at and play that card for as long as it remains exiled.

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.)

Scry 2, then draw two cards. You lose 2 life.

Exile target creature. Its controller manifests the top card of their library. (That player puts the top card of their library onto the battlefield face down as a 2/2 creature. If it's a creature card, it can be turned face up any time for its mana cost.)

{T}: Add one mana of any type that a land you control could produce.

Return target card from your graveyard to your hand.

Untap all creatures you control and all creatures target opponent controls. You and that opponent each gain control of all creatures the other controls until end of turn. Those creatures gain haste until end of turn.

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

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.

Target player draws two cards and loses 2 life.

Devoid (This card has no color.)

Whenever a land enters the battlefield under an opponent's control, that player exiles the top two cards of their library and you draw two cards.

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

Enchant permanent

Enchanted permanent is a colorless Forest land.

{T}: Add {C}.

{T}, Sacrifice Strip Mine: Destroy target land.

{T}: Add {C}.

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

({T}: Add {B}.)

({T}: Add {B}.)

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

At the beginning of your draw step, you may draw two additional cards. If you do, choose two cards in your hand drawn this turn. For each of those cards, pay 4 life or put the card on top of your library.

{T}: Add {C}.

{T}: Add {U} or {B}. Activate only if you control a Swamp.

{T}: Add {C}.

{T}: Add {B} or {G}. Activate only if you control a Swamp.

Target opponent reveals the top seven cards of their library. You may cast an instant or sorcery spell from among them without paying its mana cost. Then that player puts the rest into their graveyard.

Spell mastery -- If there are two or more instant and/or sorcery cards in your graveyard, you may cast up to two instant and/or sorcery spells from among the revealed cards instead of one.

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)

{2}{G/U}{G/U}: Mill two cards, then return a nonland card of an opponent's choice from your graveyard to your hand.

Target opponent reveals cards from the top of their library until they reveal a creature card. That player puts all noncreature cards revealed this way into their graveyard, then you put the creature card onto the battlefield under your control.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Whenever Thada Adel, Acquisitor deals combat damage to a player, search that player's library for an artifact card and exile it. Then that player shuffles. Until end of turn, you may play that card.

Flying

Whenever Thief of Sanity deals combat damage to a player, look at the top three cards of that player's library, exile one of them face down, then put the rest into their graveyard. You may cast that card for as long as it remains exiled, and mana of any type can be spent to cast it.

As an additional cost to cast this spell, pay X life.

All creatures get -X/-X until end of turn.

Tranquil Thicket enters the battlefield tapped.

{T}: Add {G}.

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

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)

Draw three cards.

{T}: Add {C}.

{B/G}, {T}: Add {B}{B}, {B}{G}, or {G}{G}.

{T}: Add {C}.

{T}: Add {U} or {B}. Underground River deals 1 damage to you.

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

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

Target opponent exiles the top X cards of their library. You may cast any number of spells with mana value X or less from among them without paying their mana costs.

({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.

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

{T}: Add {C}.

{T}: Add {G} or {U}. Yavimaya Coast deals 1 damage to you.