Whenever another permanent enters the battlefield under your control, each opponent mills a card.

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

{2}, {T}: You gain 5 life. Shuffle Elixir of Immortality and your graveyard into their owner's library.

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

Whenever a nontoken creature enters the battlefield, if Genesis Chamber is untapped, that creature's controller creates a 1/1 colorless Myr artifact creature token.

{T}: Add {C}. Tap an untapped legendary permanent you control: Untap Honor-Worn Shaku.

Players can't draw cards. At the beginning of each player's draw step, that player exiles the top card of their library. If it's a land card, the player puts it onto the battlefield. Otherwise, the player casts it without paying its mana cost if able.

If an artifact or creature 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. Tap an untapped legendary creature you control: Add one mana of any color.

{T}: Add one mana of any color. {T}: Add three mana of any one color. Activate only if you control three or more lands with the same name.

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

As an additional cost to cast this spell, discard a card. Draw two cards and create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

{4}, {T}: Target opponent exiles cards from the top of their library until they exile an instant or sorcery card. You may cast that card without paying its mana cost. Then put the exiled cards that weren't cast this way on the bottom of that library in a random order.

{2}, {T}: Draw a card. Activate only if you control three or more lands with the same name.

You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. You can't play lands or cast spells from your hand. {3}{R}: Destroy Experimental Frenzy.

Draw two cards, then discard two cards. Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

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

+1: Create a 1/1 red Monk creature token with prowess. −1: Exile the top two cards of your library. Choose one of them. You may play that card this turn. −2: Choose target creature an opponent controls. Whenever you attack this turn, Jaya, Fiery Negotiator deals damage equal to the number of attacking creatures to that creature. −8: You get an emblem with "Whenever you cast a red instant or sorcery spell, copy it twice. You may choose new targets for the copies."

Each player discards their hand, then draws seven cards. Miracle {1}{R} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

As an additional cost to cast this spell, discard a card. Draw two cards.

Tome of Legends enters the battlefield with a page counter on it. Whenever your commander enters the battlefield or attacks, put a page counter on Tome of Legends. {1}, {T}, Remove a page counter from Tome of Legends: Draw a card.

{4}, {T}: Roll a d20. Each opponent exiles cards from the top of their library until they exile an instant or sorcery card, then shuffles the rest into their library. You may cast up to X instant and/or sorcery spells from among cards exiled this way without paying their mana costs. 1—9 | X is one. 10—19 | X is two. 20 | X is three.

When Mindclaw Shaman enters the battlefield, target opponent reveals their hand. You may cast an instant or sorcery spell from among those cards without paying its mana cost.

Haste At the beginning of your end step, return Reinforced Ronin to its owner's hand. Channel — {1}{R}, Discard Reinforced Ronin: Draw a card.

When Solemn Simulacrum enters the battlefield, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. When Solemn Simulacrum dies, you may draw a card.

If a source you control would deal noncombat damage to an opponent or a permanent an opponent controls, it deals double that damage to that player or permanent instead. {1}{R/P}{R/P}, Discard two cards: Put an indestructible counter on Solphim, Mayhem Dominus. ({R/P} can be paid with either {R} or 2 life.)

No more than two creatures can attack you each combat.

Choose one — • Counter target blue spell. • Destroy target blue permanent.

If a source you control would deal damage to a permanent or player, it deals triple that damage to that permanent or player instead.

Commander creatures you own have "Whenever this creature attacks a player, if no opponent has more life than that player, you create two Treasure tokens." (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Whenever a creature enters the battlefield under your control, Impact Tremors deals 1 damage to each opponent.

Whenever a nontoken creature enters the battlefield under your control, flip a coin until you lose a flip. For each flip you won, create a token that's a copy of that creature. Those tokens gain haste. Exile them at the beginning of the next end step.

Whenever a player casts a spell from their hand, that player exiles it, then exiles cards from the top of their library until they exile a card that shares a card type with it. That player may cast that card without paying its mana cost. Then they put all cards exiled with Possibility Storm on the bottom of their library in a random order.

Whenever a Human enters the battlefield under your control, Vigilante Justice deals 1 damage to any target.

At the beginning of your upkeep, exile the top card of your library. You may play that card this turn. At the beginning of your end step, if you didn't play a card from exile this turn, create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.")

Choose one — • Abrade deals 3 damage to target creature. • Destroy target artifact.

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

Gain control of target spell that targets only a single permanent or player. Copy it, then reselect the targets at random for the spell and the copy. The new targets can't be you or a permanent you control.

Lightning Bolt deals 3 damage to any target.

If an opponent controls an Island and you control a Mountain, you may cast this spell without paying its mana cost. Destroy target artifact.

Add {R}{R}{R}{R}{R}.

Counter target spell. Choose 1, 2, or 3 at random. Its controller mills that many cards, then exiles cards from the top of their library until they exile a nonland card with a different name than that spell. They may cast that card without paying its mana cost. Then they put the exiled cards on the bottom of their library in a random order.

{T}: Add {C}. {2}, {T}, Sacrifice Demolition Field: Destroy target nonbasic land an opponent controls. That land's controller may search their library for a basic land card, put it onto the battlefield, then shuffle. You may search your library for a basic land card, put it onto the battlefield, then shuffle.

({T}: Add {R}.) Madblind Mountain enters the battlefield tapped. {R}, {T}: Shuffle your library. Activate only if you control two or more red permanents.

({T}: Add {R}.)

Myriad Landscape enters the battlefield tapped. {T}: Add {C}. {2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

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

Whenever an artifact, creature, or enchantment enters the battlefield, its controller chooses target permanent another player controls that shares a card type with it. Exchange control of those permanents.

({T}: Add {R}.) Dwarven Mine enters the battlefield tapped unless you control three or more other Mountains. When Dwarven Mine enters the battlefield untapped, create a 1/1 red Dwarf creature token.

Whenever a creature an opponent controls attacks, if you're the defending player, create a 3/3 red Ogre creature token unless that creature's controller pays {3}.

If a red or artifact source you control would deal damage to an opponent or a permanent an opponent controls, it deals that much damage plus 1 instead.

As Molten Echoes enters the battlefield, choose a creature type. Whenever a nontoken creature of the chosen type enters the battlefield under your control, create a token that's a copy of that creature. That token gains haste. Exile it at the beginning of the next end step.

As Outpost Siege enters the battlefield, choose Khans or Dragons. • Khans — At the beginning of your upkeep, exile the top card of your library. Until end of turn, you may play that card. • Dragons — Whenever a creature you control leaves the battlefield, Outpost Siege deals 1 damage to any target.

Choose one — • Counter target spell if it's blue. • Destroy target permanent if it's blue.

Copy target instant or sorcery spell. You may choose new targets for the copy.

Alliance — Whenever another creature enters the battlefield under your control, create a Treasure token if this is the first or second time this ability has resolved this turn. Otherwise, you may pay {X}. When you do, Rose Room Treasurer deals X damage to any target.

Players can't untap more than one creature during their untap steps.

At the beginning of each player's upkeep, Sulfuric Vortex deals 2 damage to that player. If a player would gain life, that player gains no life instead.

Fading 4 (This artifact enters the battlefield with four fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.) At the beginning of each player's upkeep, that player taps an untapped artifact, creature, or land they control for each fade counter on Tangle Wire.

If a red source you control would deal damage to an opponent or a permanent an opponent controls, it deals that much damage plus 2 instead.

Whenever an opponent taps a land for mana, tap all lands that player controls. If a creature an opponent controls attacks, all creatures that opponent controls attack if able.

This spell costs {1} less to cast for each creature on the battlefield. Blasphemous Act deals 13 damage to each creature.

Add {R} for each tapped land your opponents control.

Nonbasic lands are Mountains.

Choose one — • Brotherhood's End deals 3 damage to each creature and each planeswalker. • Destroy all artifacts with mana value 3 or less.

Equipped creature gets +3/+2. Whenever a legendary creature enters the battlefield under your control, you may attach Hero's Blade to it. Equip {4} ({4}: Attach to target creature you control. Equip only as a sorcery.)

{T}: Add one mana of any color among legendary creatures and planeswalkers you control.

Your opponents can't search libraries. If an opponent would begin an extra turn, that player skips that turn instead.