Arcane Sanctum enters the battlefield tapped.

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

Equipped creature gets +2/+2, has haste, can't attack you or planeswalkers you control, and can't be sacrificed.

At the beginning of each opponent's upkeep, you may have that player gain control of equipped creature until end of turn. If you do, untap it.

Equip {3}

Artifact and enchantment spells your opponents cast cost {2} more to cast.

Sacrifice Aura of Silence: Destroy target artifact or enchantment.

Whenever a creature deals damage to you, put a gold counter on it.

Each creature with a gold counter on it is a Wall in addition to its other creature types and has defender. (Those creatures can't attack.)

When Aurification leaves the battlefield, remove all gold counters from all creatures.

At the beginning of your upkeep, put a filibuster counter on Azor's Elocutors. Then if Azor's Elocutors has five or more filibuster counters on it, you win the game.

Whenever a source deals damage to you, remove a filibuster counter from Azor's Elocutors.

As Bitter Feud enters the battlefield, choose two players.

If a source controlled by one of the chosen players would deal damage to the other chosen player or a permanent that player controls, that source deals double that damage to that player or permanent instead.

Domain -- Creatures can't attack you unless their controller pays {X} for each creature they control that's attacking you, where X is the number of basic land types among lands you control.

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.

{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.

Copperhoof Vorrac gets +1/+1 for each untapped permanent your opponents control.

{T}: Target creature attacks this turn if able.

{T}: Target creature blocks this turn if able.

No more than two creatures can attack you each combat.

At the beginning of each upkeep, put a strife counter on Crescendo of War.

Attacking creatures get +1/+0 for each strife counter on Crescendo of War.

Blocking creatures you control get +1/+0 for each strife counter on Crescendo of War.

Crumbling Necropolis enters the battlefield tapped.

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

Enchant player

If a source would deal damage to enchanted player, it deals double that damage to that player instead.

Enchant player

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

Enchant player

Whenever a player attacks enchanted player with one or more creatures, that attacking player may tap or untap target permanent of their choice.

Enchant player

Whenever enchanted player is attacked, create a Gold token. Each opponent attacking that player does the same. (A Gold token is an artifact with "Sacrifice this artifact: Add one mana of any color.")

Enchant player

Whenever a creature attacks enchanted player, put a +1/+1 counter on it.

Enchant player

Whenever a player attacks enchanted player with one or more creatures, that attacking player may create a tapped 2/2 black Zombie creature token.

Each player loses X life, discards X cards, sacrifices X creatures, then sacrifices X lands.

{T}: Destroy target creature of your choice, then destroy target creature of an opponent's choice. Activate only during your turn, before attackers are declared.

{2}{W}, {T}, Sacrifice Dispeller's Capsule: Destroy target artifact or enchantment.

Whenever a permanent deals damage to you, return it to its owner's hand.

Whenever a creature deals combat damage to one of your opponents, its controller may draw a card.

Each creature has "When this creature dies, choose target opponent. That player puts this card from its owner's graveyard onto the battlefield under their control at the beginning of the next end step."

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

Council's dilemma -- Starting with you, each player votes for time or money. For each time vote, take an extra turn after this one. For each money vote, choose a permanent owned by the voter and gain control of it. Exile Expropriate.

Sacrifice Felidar Cub: Destroy target enchantment.

{T}: Add one mana of any color.

Whenever you tap Forbidden Orchard for mana, target opponent creates a 1/1 colorless Spirit creature token.

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

Frontier Bivouac enters the battlefield tapped.

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

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

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

Flying, first strike

If a source would deal damage to an opponent or a permanent an opponent controls, that source deals double that damage to that player or permanent instead.

If a source would deal damage to you or a permanent you control, prevent half that damage, rounded up.

{W}{U}, {T}: Put a bribery counter on target creature you don't control. Its controller draws a card.

Creatures with bribery counters on them can't attack or block.

Whenever a creature attacks you, its controller loses 1 life.

{T}: Draw two cards. Target opponent gains control of Humble Defector. Activate only during your turn.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

+2: Each player draws a card.

-1: Target player draws a card.

-10: Target player mills twenty cards.

Jungle Shrine enters the battlefield tapped.

{T}: Add {R}, {G}, or {W}.

Whenever a spell or ability an opponent controls destroys a noncreature permanent you control, you may destroy target permanent that opponent controls.

Haste

At the beginning of each player's upkeep, that player untaps Karona, False God and gains control of it.

Whenever Karona attacks, creatures of the creature type of your choice get +3/+3 until end of turn.

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

Equip {0}

Flying, trample

Join forces -- Whenever Mana-Charged Dragon attacks or blocks, each player starting with you may pay any amount of mana. Mana-Charged Dragon gets +X/+0 until end of turn, where X is the total amount of mana paid this way.

When Marchesa's Decree enters the battlefield, you become the monarch.

Whenever a creature attacks you or a planeswalker you control, that creature's controller loses 1 life.

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

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

When Mystic Barrier enters the battlefield or at the beginning of your upkeep, choose left or right.

Each player may attack only the nearest opponent in the last chosen direction and planeswalkers controlled by that opponent.

Mystic Monastery enters the battlefield tapped.

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

Whenever a creature deals damage to you, destroy it.

Nomad Outpost enters the battlefield tapped.

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

({W/P} can be paid with either {W} or 2 life.)

Creatures can't attack you or planeswalkers you control unless their controller pays {W/P} for each of those creatures.

{3}, {T}: The next time a source of your choice would deal damage to you this turn, that damage is dealt to target creature of an opponent's choice instead.

Opulent Palace enters the battlefield tapped.

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

Path of Ancestry enters the battlefield tapped.

{T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Whenever an opponent casts a spell, you may exchange control of Perplexing Chimera and that spell. If you do, you may choose new targets for the spell. (If the spell becomes a permanent, you control that permanent.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

{1}, Sacrifice Qasali Pridemage: Destroy target artifact or enchantment.

Reveal cards from the top of your library until you reveal a land card. Put that card onto the battlefield and the rest on the bottom of your library in any order. Clash with an opponent. If you win, return Recross the Paths to its owner's hand. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.)

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

{W}, Pay 2 life: The next time a source of your choice would deal damage to you this turn, prevent that damage.

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.

Rupture Spire enters the battlefield tapped.

When Rupture Spire enters the battlefield, sacrifice it unless you pay {1}.

{T}: Add one mana of any color.

Sandsteppe Citadel enters the battlefield tapped.

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

Savage Lands enters the battlefield tapped.

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

Sacrifice Seal of Cleansing: Destroy target artifact or enchantment.

Sacrifice Seal of Primordium: Destroy target artifact or enchantment.

Seaside Citadel enters the battlefield tapped.

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

{T}: Add {C}.

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

Target opponent chooses a card in your graveyard. You may pay {B}. If you do, repeat this process except that opponent can't choose a card already chosen for Shrouded Lore. Then put the last chosen card into your hand.

Flying

Slumbering Dragon can't attack or block unless it has five or more +1/+1 counters on it.

Whenever a creature attacks you or a planeswalker you control, put a +1/+1 counter on Slumbering Dragon.

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

Creatures can't attack you or planeswalkers you control unless their controller pays {X} for each of those creatures, where X is the number of enchantments you control.

{T}: Return two target cards from an opponent's graveyard to their hand. Destroy target attacking creature.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

Your opponents play with their hands revealed.

Tempting offer -- Search your library for a land card and put it onto the battlefield. Each opponent may search their library for a land card and put it onto the battlefield. For each opponent who searches a library this way, search your library for a land card and put it onto the battlefield. Then each player who searched a library this way shuffles.

Tempting offer -- Put a +1/+1 counter on each creature you control. Each opponent may put a +1/+1 counter on each creature they control. For each opponent who does, put a +1/+1 counter on each creature you control.

Tempting offer -- Create X 1/1 red Elemental creature tokens with haste. Each opponent may create X 1/1 red Elemental creature tokens with haste. For each opponent who does, create X 1/1 red Elemental creature tokens with haste.

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

As long as Thunderstaff is untapped, if a creature would deal combat damage to you, prevent 1 of that damage.

{2}, {T}: Attacking creatures get +1/+0 until end of turn.

Transguild Promenade enters the battlefield tapped.

When Transguild Promenade enters the battlefield, sacrifice it unless you pay {1}.

{T}: Add one mana of any color.

{T}: Add {C}.

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

Enchant creature

Whenever enchanted creature deals damage, you gain that much life.

Enchant creature

Enchanted creature gets +2/+2, has flying, and can't attack you or planeswalkers you control.

Enchant creature

Enchanted creature gets +3/+3, has trample, and can't attack you or planeswalkers you control.

Flying

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.