Join forces — Starting with you, each player may pay any amount of mana. Each player searches their library for up to X basic land cards, where X is the total amount of mana paid this way, puts them onto the battlefield tapped, then shuffles.

Enchant player Whenever enchanted player is attacked, you draw a card. Each opponent attacking that player does the same.

{U}, {T}: Each player reveals the top card of their library. You may put the revealed cards into their owners' graveyards. If you don't, each player draws a card.

Flash At the beginning of each player's draw step, that player draws an additional card.

Each player puts a creature card from their graveyard onto the battlefield.

Choose one — • Each player draws X cards. • Each player mills X cards.

Players have no maximum hand size. {X}{X}, {T}: Each player draws X cards. {2}{U}, {T}: Each opponent mills cards equal to the number of cards in their hand.

Each player may play an additional land on each of their turns. At the beginning of each player's upkeep, if that player has no cards in hand, that player draws three cards.

When Grave Sifter enters the battlefield, each player chooses a creature type and returns any number of cards of that type from their graveyard to their hand.

Whenever a player casts a noncreature spell, each of that player's opponents may draw a card.

When Hunted Wumpus enters the battlefield, each other player may put a creature card from their hand onto the battlefield.

Choose an opponent. You and that player each sacrifice a creature. Each player who sacrificed a creature this way draws two cards. Choose an opponent. Return a creature card from your graveyard to the battlefield, then that player returns a creature card from their graveyard to the battlefield.

Choose an opponent. You and that player each draw three cards. Choose an opponent. Untap all nonland permanents you control and all nonland permanents that player controls.

At the beginning of each player's draw step, that player draws an additional card.

At the beginning of each player's precombat main phase, that player adds {G}{G}.

Flying At the beginning of your upkeep, each opponent draws a card.

Each player draws X cards.

At the beginning of each player's draw step, that player draws an additional card. Each player may play an additional land on each of their turns.

When Rootweaver Druid enters the battlefield, each opponent may search their library for up to three basic land cards. They each put one of those cards onto the battlefield tapped under your control and the rest onto the battlefield tapped under their control. Then each player who searched their library this way shuffles.

At the beginning of each player's upkeep, that player adds {G}{G}{G}. Until end of turn, they don't lose this mana as steps and phases end.

Each player draws X cards. Forecast — {2}{U}, Reveal Skyscribing from your hand: Each player draws a card. (Activate only during your upkeep and only once each turn.)

Choose an opponent. You and that player each create an X/X green Treefolk creature token. Choose an opponent. You and that player each create X 1/1 green Elf Warrior creature tokens.

Each player sacrifices two creatures.

Draw two cards, then look at the top card of each player's library.

Each player sacrifices a creature or planeswalker. If you sacrificed a permanent this way, you may return another permanent card from your graveyard to your hand.

Destroy all creatures. Each player loses life equal to the number of creatures they controlled that were destroyed this way.

For each opponent, choose up to one target creature that player controls, then return that creature to its owner's hand unless its controller has you draw a card.

Each player mills X cards. For each creature card put into a graveyard this way, you create a tapped 2/2 black Zombie creature token.

For each opponent, you create a token that's a copy of up to one target creature that player controls.

When Eye of Doom enters the battlefield, each player chooses a nonland permanent and puts a doom counter on it. {2}, {T}, Sacrifice Eye of Doom: Destroy each permanent with a doom counter on it.

Famine deals 3 damage to each creature and each player.

At the beginning of your upkeep, Festering Evil deals 1 damage to each creature and each player. {B}{B}, Sacrifice Festering Evil: It deals 3 damage to each creature and each player.

Each player loses half their life, then discards half the cards in their hand, then sacrifices half the creatures they control. Round up each time.

At the beginning of your upkeep, you and target opponent each reveal the top card of your library. You each lose life equal to the mana value of the card revealed by the other player. You each put the card you revealed into your hand.

At the beginning of each player's upkeep, destroy target nonartifact creature that player controls of their choice. It can't be regenerated.

Each player sacrifices six creatures. You create six tapped 2/2 black Zombie creature tokens.

Players have no maximum hand size. At the beginning of each opponent's upkeep, Price of Knowledge deals damage to that player equal to the number of cards in that player's hand.

Choose one — • Each opponent sacrifices a nontoken creature. • Each opponent sacrifices a creature token. • Each opponent sacrifices a planeswalker.

As Choked Estuary enters the battlefield, you may reveal an Island or Swamp card from your hand. If you don't, Choked Estuary enters the battlefield tapped. {T}: Add {U} or {B}.

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

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

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

({T}: Add {G}.)

({T}: Add {U}.)

Jungle Hollow enters the battlefield tapped. When Jungle Hollow enters the battlefield, you gain 1 life. {T}: Add {B} or {G}.

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

Opulent Palace enters the battlefield tapped. {T}: Add {B}, {G}, or {U}.

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

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

({T}: Add {U} or {B}.) Sunken Hollow enters the battlefield tapped unless you control two or more basic lands.

({T}: Add {B}.)

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

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

Thornwood Falls enters the battlefield tapped. When Thornwood Falls enters the battlefield, you gain 1 life. {T}: Add {G} or {U}.

{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.

Corrupted Grafstone enters the battlefield tapped. {T}: Choose a color of a card in your graveyard. Add one mana of that color.

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

{1}, Sacrifice Cankerbloom: Choose one — • Destroy target artifact. • Destroy target enchantment. • Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Enchant player Whenever enchanted player is attacked, untap all nonland permanents you control. Each opponent attacking that player untaps all nonland permanents they control.

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.

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Create X tapped 2/2 black Zombie creature tokens.

Indestructible As long as your devotion to green and blue is less than seven, Kruphix isn't a creature. You have no maximum hand size. If you would lose unspent mana, that mana becomes colorless instead.

As Sewer Nemesis enters the battlefield, choose a player. Sewer Nemesis's power and toughness are each equal to the number of cards in the chosen player's graveyard. Whenever the chosen player casts a spell, that player mills a card.

When Bastion of Remembrance enters the battlefield, create a 1/1 white Human Soldier creature token. Whenever a creature you control dies, each opponent loses 1 life and you gain 1 life.

At the beginning of each player's postcombat main phase, that player adds {C}{C} for each of your opponents who lost life this turn. (Damage causes loss of life.)

Whenever Blood Artist or another creature dies, target player loses 1 life and you gain 1 life.

Whenever you draw a card, put a +1/+1 counter on Chasm Skulker. When Chasm Skulker dies, create X 1/1 blue Squid creature tokens with islandwalk, where X is the number of +1/+1 counters on Chasm Skulker. (They can't be blocked as long as defending player controls an Island.)

At the beginning of your upkeep, you may mill two cards. (You may put the top two cards of your library into your graveyard.) Whenever one or more creature cards are put into your graveyard from anywhere during your turn, create a 1/1 green Insect creature token. This ability triggers only once each turn.

At the beginning of your upkeep, you may mill two cards. Whenever one or more land cards are put into your graveyard from anywhere for the first time each turn, create a 1/1 green Insect creature token.

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 you sacrifice a black creature, you may pay 2 life. If you do, each other player sacrifices a creature. Whenever you sacrifice a green creature, you may gain 2 life.

Whenever you cast an instant or sorcery spell, create a 2/2 blue Drake creature token with flying.

Whenever one or more cards leave your graveyard, create a tapped 2/2 black Zombie creature token. Partner (You can have two commanders if both have partner.)