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

Destroy all creatures. They can't be regenerated.

Repeat the following process X times. Each opponent loses 3 life unless that player sacrifices a nonland permanent or discards a card.

+1: Create a 0/1 green Plant creature token. −2: Put a +1/+1 counter on each creature you control. −7: You gain X life and draw X cards, where X is the number of lands you control.

Whenever a creature you control dies, you gain 1 life and draw a card.

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

{T}, Sacrifice two other creatures: Any number of target players each lose 2 life and sacrifice a creature. You add {B}{B} and draw a card.

Whenever you sacrifice an artifact or creature, put a +1/+1 counter on Ravenous Squirrel. {1}{B}{G}, Sacrifice an artifact or creature: You gain 1 life and draw a card.

Equipped creature gets +1/-1. Whenever equipped creature dies, draw two cards. Equip {1}

Green creatures you control get +1/+1. Whenever a green creature enters the battlefield under your control, scry 1.

If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead. If an effect would put one or more counters on a permanent you control, it puts twice that many of those counters on that permanent instead.

If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead.

If one or more tokens would be created, twice that many of those tokens are created instead. If one or more +1/+1 counters would be put on a creature, twice that many +1/+1 counters are put on that creature instead.

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

Blooming Marsh enters the battlefield tapped unless you control two or fewer other lands. {T}: Add {B} or {G}.

{T}: Add {C}. {T}, Sacrifice Command Beacon: Put your commander into your hand from the command zone.

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

{T}: Add one mana of any color that a land an opponent controls could produce.

({T}: Add {G}.)

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

({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.

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

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

({T}: Add {B}.)

{T}: Add {C}. {T}: Regenerate target Insect, Rat, Spider, or Squirrel. (The next time it would be destroyed, instead tap it, remove it from combat, and heal all damage on it.)

Temple of Malady enters the battlefield tapped. When Temple of Malady enters the battlefield, scry 1. {T}: Add {B} or {G}.

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

Undergrowth Stadium enters the battlefield tapped unless you have two or more opponents. {T}: Add {B} or {G}.

Woodland Cemetery enters the battlefield tapped unless you control a Swamp or a Forest. {T}: Add {B} or {G}.

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

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

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

Whenever a creature dies, put a charge counter on Black Market. At the beginning of your precombat main phase, add {B} for each charge counter on Black Market.

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.

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

Enchant land Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.

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

Whenever another creature you control dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

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

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

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

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

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Destroy target artifact or enchantment.

Destroy target artifact or enchantment.

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.

When Avenger of Zendikar enters the battlefield, create a 0/1 green Plant creature token for each land you control. Landfall — Whenever a land enters the battlefield under your control, you may put a +1/+1 counter on each Plant creature you control.

At the beginning of your upkeep, you may create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrifice this creature: Add {C}."

Oozes you control get +1/+1. At the beginning of your upkeep, if you control a commander, create a token that's a copy of Biowaste Blob.

At the beginning of your upkeep, you lose 1 life and create a 1/1 black Faerie Rogue creature token with flying.

Equipped creature has myriad. (Whenever it attacks, for each opponent other than defending player, you may create a token that's a copy of that creature that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.) Equip {4}

Create a 1/1 green Squirrel creature token. Storm (When you cast this spell, copy it for each spell cast before it this turn.)

At the beginning of your upkeep, you may sacrifice a token. If you do, put an acorn counter on Chitterspitter. Squirrels you control get +1/+1 for each acorn counter on Chitterspitter. {G}, {T}: Create a 1/1 green Squirrel creature token.

Other black creatures you control get +1/+1. Other green creatures you control get +1/+1. At the beginning of your upkeep, you may create a 1/1 black and green Worm creature token.

Enchant player Whenever enchanted player is attacked, create a 2/2 black Zombie creature token. Each opponent attacking that player does the same.

Vanishing 3 (This creature enters the battlefield with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.) When Deep Forest Hermit enters the battlefield, create four 1/1 green Squirrel creature tokens. Squirrels you control get +1/+1.

Echo {3}{G}{G} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) When Deranged Hermit enters the battlefield, create four 1/1 green Squirrel creature tokens. Squirrel creatures get +1/+1.

Vigilance, reach, trample Whenever Elder Gargaroth attacks or blocks, choose one — • Create a 3/3 green Beast creature token. • You gain 3 life. • Draw a card.

+1: Create a 3/3 green Beast creature token. −3: Draw cards equal to the greatest power among creatures you control. −6: Create a 6/6 green Wurm creature token for each land you control.

Trample At the beginning of your end step, each player creates a 1/1 green Plant creature token. Whenever a creature token dies, put a +1/+1 counter on Grismold, the Dreadsower.

Whenever Hapatra, Vizier of Poisons deals combat damage to a player, you may put a -1/-1 counter on target creature. Whenever you put one or more -1/-1 counters on a creature, create a 1/1 green Snake creature token with deathtouch.

Create three 1/1 green Saproling creature tokens.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) At the beginning of each upkeep, create a 1/1 green Saproling creature token. Saprolings you control get +2/+2 as long as you have the city's blessing.

Landfall — Whenever a land enters the battlefield under your control, create a Food token or a Treasure token. (Food is an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life." Treasure is an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Whenever a creature you control attacks, you may put a quest counter on Beastmaster Ascension. As long as Beastmaster Ascension has seven or more quest counters on it, creatures you control get +5/+5.

Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it. (For example, if two Goblin Warriors and a Goblin Shaman are on the battlefield, each gets +2/+2.)

Haste When Craterhoof Behemoth enters the battlefield, creatures you control gain trample and get +X/+X until end of turn, where X is the number of creatures you control.

Search your library and/or graveyard for a creature card with mana value X or less and put it onto the battlefield. If you search your library this way, shuffle. If X is 10 or more, creatures you control get +X/+X and gain haste until end of turn.

Until end of turn, creatures you control get +1/+1 and gain trample and infect. (Creatures with infect deal damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Whenever another creature enters the battlefield, you gain 1 life.

At the beginning of combat on your turn, create a token that's a copy of equipped creature, except the token isn't legendary. That token gains haste. Equip {5}

Whenever a creature you control dies, draw a card. +1: Create a 2/2 black Zombie creature token. −4: Each player sacrifices two creatures. −9: Each opponent chooses a permanent they control of each permanent type and sacrifices the rest.

Whenever a creature you control dies, put a loyalty counter on Lolth, Spider Queen. 0: You draw a card and you lose 1 life. −3: Create two 2/1 black Spider creature tokens with menace and reach. −8: You get an emblem with "Whenever an opponent is dealt combat damage by one or more creatures you control, if that player lost less than 8 life this turn, they lose life equal to the difference."

At the beginning of your upkeep, you may create a 1/1 green Squirrel creature token. Threshold — Squirrel creatures get +2/+2 as long as seven or more cards are in your graveyard.

Creatures you control get +3/+3 and gain trample until end of turn.