This spell can't be countered.

Destroy target nonland permanent with mana value 3 or less.

Reveal the top card of your library and put that card into your hand. You lose life equal to its mana value. You may repeat this process any number of times.

Reach

You may play lands from your graveyard.

If a land entering the battlefield causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

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

Destroy target permanent an opponent controls. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

Spells you control can't be countered by blue or black spells this turn, and creatures you control can't be the targets of blue or black spells this turn.

You may play two additional lands on each of your turns.

Barren Moor enters the battlefield tapped.

{T}: Add {B}.

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

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

Flying

{T}: Add one mana of any color.

{T}: Add {C}.

{3}{G}, {T}, Sacrifice Blighted Woodland: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

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

Bojuka Bog enters the battlefield tapped.

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

{T}: Add {B}.

At the beginning of each of your main phases, if you haven't added mana with this ability this turn, you may add X mana of any one color, where X is the number of Islands target opponent controls.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)

Search your library for a creature card with mana value X or less, put it onto the battlefield, then shuffle.

Imprint -- When Chrome Mox enters the battlefield, you may exile a nonartifact, nonland card from your hand.

{T}: Add one mana of any of the exiled card's colors.

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

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

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

You may play lands from your graveyard.

Dakmor Salvage enters the battlefield tapped.

{T}: Add {B}.

Dredge 2 (If you would draw a card, you may mill two cards instead. If you do, return this card from your graveyard to your hand.)

At the beginning of your upkeep, reveal the top card of your library and put that card into your hand. You lose life equal to its mana value.

Add {B}{B}{B}.

Target creature gets -1/-1 until end of turn.

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.)

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

{T}: Add {C}.

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

You may play an additional land on each of your turns.

Lands you control are every basic land type in addition to their other types.

{T}: Add {C}.

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

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

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

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

You may play an additional land on each of your turns.

Each opponent loses X life. You gain life equal to the life lost this way.

{T}, Sacrifice Fabled Passage: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Then if you control four or more lands, untap that land.

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

{T}: Add {C}.

{2}, {T}, Sacrifice Field of Ruin: Destroy target nonbasic land an opponent controls. Each player searches their library for a basic land card, puts it onto the battlefield, then shuffles.

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

Destroy each nonland permanent with mana value X or less.

Target player sacrifices a creature and loses 1 life.

{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.

Golgari Grave-Troll enters the battlefield with a +1/+1 counter on it for each creature card in your graveyard.

{1}, Remove a +1/+1 counter from Golgari Grave-Troll: Regenerate Golgari Grave-Troll.

Dredge 6 (If you would draw a card, you may mill six cards instead. If you do, return this card from your graveyard to your hand.)

When Golgari Thug dies, put target creature card from your graveyard on top of your library.

Dredge 4 (If you would draw a card, you may mill four cards instead. If you do, return this card from your graveyard to your hand.)

Mill three cards, then you may return a creature or land card from your graveyard to your hand.

Lifelink

When Gravebreaker Lamia enters the battlefield, search your library for a card, put it into your graveyard, then shuffle.

Spells you cast from your graveyard cost {1} less to cast.

Search your library for a card, put that card into your hand, then shuffle. You lose 3 life.

Reveal the top five cards of your library. You may put a creature or land card from among them into your hand. Put the rest into your graveyard.

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

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

Permanents you control gain hexproof and indestructible until end of turn.

Whenever a player plays a land, that player draws a card.

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.

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.)

Landfall -- Whenever a land enters the battlefield under your control, add one mana of any color.

Destroy target nonland permanent and all other permanents with the same name as that permanent.

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}.

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 Marsh Flats: Search your library for a Plains or Swamp card, put it onto the battlefield, then shuffle.

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

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

{T}: Add {C}.

{1}, {T}, Sacrifice Naya Panorama: Search your library for a basic Mountain, Forest, or Plains card, put it onto the battlefield tapped, then shuffle.

Landfall -- Whenever a land enters the battlefield under your control, put a loyalty counter on Nissa of Shadowed Boughs.

+1: Untap target land you control. You may have it become a 3/3 Elemental creature with haste and menace until end of turn. It's still a land.

-5: You may put a creature card with mana value less than or equal to the number of lands you control onto the battlefield from your hand or graveyard with two +1/+1 counters on it.

Reach

Discard a card: Noose Constrictor gets +1/+1 until end of turn.

Flash (You may cast this spell any time you could cast an instant.)

Enchant creature

Enchanted creature has "Discard a card: This creature gets +1/+1 until end of turn."

Discard a card: Olivia's Dragoon gains flying until end of turn.

({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.

{X}, Sacrifice Pernicious Deed: Destroy each artifact, creature, and enchantment with mana value X or less.

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

Polluted Mire enters the battlefield tapped.

{T}: Add {B}.

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

Discard a card: Putrid Imp gains flying until end of turn.

Threshold -- As long as seven or more cards are in your graveyard, Putrid Imp gets +1/+1 and can't block.

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

You may play lands from your graveyard.

Sacrifice Sakura-Tribe Elder: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Flying

Discard a card: Add {B}.

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

Flying

Whenever Stinkweed Imp deals combat damage to a creature, destroy that creature.

Dredge 5 (If you would draw a card, you may mill five cards instead. If you do, return this card from your graveyard to your hand.)

{T}: Add {C}.

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

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

Sacrifice a land: Target creature you control gains shroud until end of turn. (It can't be the target of spells or abilities.)

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

Deathtouch

At the beginning of your upkeep, sacrifice The Gitrog Monster unless you sacrifice a land.

You may play an additional land on each of your turns.

Whenever one or more land cards are put into your graveyard from anywhere, draw a card.

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.)

Draw a card if an opponent has cast a blue or black spell this turn. Spells you control can't be countered this turn. You and permanents you control gain hexproof from blue and from black until end of turn. (You and they can't be the targets of blue or black spells or abilities your opponents control.)

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

{T}: Add {C}.

{T}, Sacrifice Wasteland: Destroy target nonbasic land.

Discard a card: Wild Mongrel gets +1/+1 and becomes the color of your choice until end of turn.

For any number of opponents, destroy target nonland permanent that player controls.

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

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

Search your library for a creature card, reveal it, then shuffle and put the card on top.