Commander creatures you own have "Room abilities of dungeons you own trigger an additional time."

Trample When this creature enters, you take the initiative.

Scry 2, then draw a card.

This artifact enters tapped. {2}, {T}, Sacrifice this artifact: You take the initiative, gain 3 life, draw a card, and create a Treasure token. Activate only as a sorcery. (A Treasure token is an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Whenever equipped creature deals combat damage to a player, scry 1, then draw a card. (To scry 1, look at the top card of your library, then you may put that card on the bottom.) Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

{2}{G}{U}: Draw a card. You may put a land card from your hand onto the battlefield.

Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.) At the beginning of your end step, if you have the initiative, draw a card. Draw another card if you've completed a dungeon. Choose a Background (You can have a Background as a second commander.)

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.) Spells you cast with mana value 6 or greater have cascade.

Look at the top four cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Whenever a creature you control with power 4 or greater enters, draw a card. −1: Untap target permanent.

Trample Ward—Discard a card. Whenever this Vehicle becomes crewed for the first time each turn, if it was crewed by exactly two creatures, it gains "Whenever this creature deals combat damage to a player, draw two cards" until end of turn. Crew 4

Trample Keen Senses — When this creature enters, draw a card.

Mama's Coming — Whenever this creature attacks a player who controls eight or more lands, look at the top eight cards of your library. You may put a creature card from among them onto the battlefield tapped and attacking that player. Put the rest on the bottom of your library in a random order.

At the beginning of your end step, if creatures you control have total power 8 or greater, draw a card.

Draw three cards, then discard a card.

Target player mills two cards. Draw a card.

Draw three cards. You may play an additional land this turn.

When Volo enters, create Volo's Journal, a legendary colorless artifact token with hexproof and "Whenever you cast a creature spell, note one of its creature types that hasn't been noted for Volo's Journal." {2}, {T}: Draw a card for each creature type noted for target permanent you control named Volo's Journal. Choose a Background

Counter target creature or planeswalker spell. Venture into the dungeon. (Enter the first room or advance to the next room.)

Counter target spell.

Counter target spell. Its controller mills three cards.

Flying When this creature enters, you may have it fight target creature you don't control. Whenever a creature you control fights, put two +1/+1 counters on it at the beginning of the next end step.

Choose target creature an opponent controls, then roll a d20. 1—9 | Return it to its owner's hand. 10—19 | Its owner puts it on their choice of the top or bottom of their library. 20 | Gain control of it until the end of your next turn.

Choose one — • Destroy target artifact. • Destroy target enchantment. • Exile target card from a graveyard.

Return target creature to its owner's hand. Its controller loses 1 life.

This creature can't be blocked. Evolve (Whenever a creature you control enters, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)

{5}{U}: Adapt 2. (If this creature has no +1/+1 counters on it, put two +1/+1 counters on it.) Each creature you control with a +1/+1 counter on it has flying.

Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) Draw a card.

Put a +1/+1 counter on target creature, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

When this creature enters, choose one — • Put a +1/+1 counter on target creature. • Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

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

When this creature enters, you take the initiative. Whenever you cast your second spell each turn, copy it. If you've completed a dungeon, copy that spell twice instead. You may choose new targets for the copies. (A copy of a permanent spell becomes a token.)

Creatures you control gain vigilance and trample until end of turn. Roll a d20. 1—9 | Creatures you control get +2/+2 until end of turn. 10—19 | Put two +1/+1 counters on each creature you control. 20 | Put four +1/+1 counters on each creature you control.

When this creature enters, you take the initiative. At the beginning of your end step, if you have the initiative, create a 1/1 blue Faerie Dragon creature token with flying.

Put a +1/+1 counter on target creature. That creature gains reach until end of turn. (It can block creatures with flying.)

{3}, {T}: Put a +1/+1 counter on target creature.

Put a +1/+1 counter on target creature, then put a +1/+1 counter on each creature you control with a +1/+1 counter on it.

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

({T}: Add {G}.)

{T}: Add {C}. {1}, {T}: Add one mana of any color. {1}, {T}, Tap an untapped Gate you control: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

({T}: Add {U}.)

This land enters tapped. As this land enters, choose a color other than green. {T}: Add {G} or one mana of the chosen color.

This land enters tapped. As this land enters, choose a color other than blue. {T}: Add {U} or one mana of the chosen color.

This land enters tapped. {T}: Add {G} or {U}.

({T}: Add {G} or {U}.) This land enters tapped.

You have no maximum hand size. {T}: Add one mana of any color.

When this creature enters, search your library for up to two basic land cards and reveal them, then roll a d20. 9 or less | Put those cards into your hand, then shuffle. 10—19 | Put one of those cards onto the battlefield tapped and the other into your hand, then shuffle. 20+ | Put those cards onto the battlefield tapped, then shuffle.

Enchant land When this Aura enters, venture into the dungeon. (Enter the first room or advance to the next room.) Enchanted land has "{T}: Add {G}{G}."

Each creature you control with a +1/+1 counter on it has "{T}: Add one mana of any color." −1: Put a +1/+1 counter on target creature.

{T}: Add {U}. When you spend this mana to cast a Dragon creature spell, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

This artifact enters tapped. {T}: Add {G}.

Enrage — Whenever this creature is dealt damage, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

{T}: Add one mana of any color. Tap an untapped legendary creature you control: Add one mana of any color.

This artifact enters tapped. {T}: Add {U}.

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

{T}: Add {C}{C}. {2}, {T}, Sacrifice this artifact: Exile any number of target players' graveyards. Draw a card.

When this creature enters, venture into the dungeon. (Enter the first room or advance to the next room.) Displacement — {3}{U}: Return this creature to its owner's hand.

Defender {4}{U}: Venture into the dungeon. Activate only as a sorcery. (Enter the first room or advance to the next room.)

Whenever this creature deals combat damage to a player, venture into the dungeon. (Enter the first room or advance to the next room.)

{2}{U}, {T}: Put a -1/-1 counter on target creature. You may tap or untap that creature.

Whenever you cast an instant or sorcery spell from your hand, you may cast up to one target card of the other type from your graveyard. If a spell cast from your graveyard this way would be put into your graveyard, exile it instead. Choose a Background (You can have a Background as a second commander.)