Exile the top eight cards of your library. You may put a land card from among them onto the battlefield. Until end of turn, for each nonland card type, you may cast a spell of that type from among the exiled cards without paying its mana cost.

Whenever a permanent enters the battlefield tapped and under your control, untap it.

Flash

Flying

When Angel of the Dire Hour enters the battlefield, if you cast it from your hand, exile all attacking creatures.

Cascade, cascade, cascade, 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. Multiple instances of cascade each trigger separately.)

Arcane Sanctum enters the battlefield tapped.

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

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

As long as Archelos, Lagoon Mystic is tapped, other permanents enter the battlefield tapped.

As long as Archelos is untapped, other permanents enter the battlefield untapped.

Creatures you control have hexproof.

Creatures your opponents control lose hexproof and can't have or gain hexproof.

Indestructible

Other legendary permanents you control have indestructible.

For each opponent, gain control of target permanent that player controls.

Flying

Creatures can't attack you.

{T}: For each color among permanents you control, add one mana of that color.

You may pay {W}{U}{B}{R}{G} rather than pay this spell's mana cost.

Trample

At the beginning of your upkeep, you may pay 2 life. If you do, search your library for a card, then shuffle and put that card on top.

Whenever an opponent plays a land, you may put a land card from your hand onto the battlefield.

Indestructible

{T}: Add {C}.

{5}, {T}: Add five mana in any combination of colors.

You may spend mana as though it were mana of any color.

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

{5}, {T}: Draw a card for each color among permanents you control.

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

Search your library for a white card, a blue card, a black card, a red card, and a green card. Reveal those cards, put them into your hand, then shuffle.

Target opponent sacrifices a creature, discards three cards, then loses 5 life. You return a creature card from your graveyard to your hand, draw three cards, then gain 5 life.

Crumbling Necropolis enters the battlefield tapped.

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

{T}: Add {C}.

{5}, {T}: Add {W}{U}{B}{R}{G}.

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.

Exile target permanent with mana value 4 or greater.

Door to Nothingness enters the battlefield tapped.

{W}{W}{U}{U}{B}{B}{R}{R}{G}{G}, {T}, Sacrifice Door to Nothingness: Target player loses the game.

Return any number of permanent cards with different names from your graveyard to the battlefield.

Search your library for up to three monocolored cards with different names and exile them. An opponent chooses one of those cards. Shuffle that card into your library. You may cast the other cards without paying their mana costs. Exile Emergent Ultimatum.

Search your library for an artifact or enchantment card, reveal it, then shuffle and put that card on top.

Vigilance

{T}: Add one mana of any color.

Other legendary creatures you control have vigilance and "{T}: Add one mana of any color."

At the beginning of your upkeep, reveal cards from the top of your library until you reveal a creature or planeswalker card. Put that card onto the battlefield and the rest on the bottom of your library in a random order.

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

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.

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

You may pay {W}{U}{B}{R}{G} rather than pay the mana cost for spells that you cast.

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

Frontier Bivouac enters the battlefield tapped.

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

Look at the top five cards of your library. Put any number of permanent cards from among them onto the battlefield and the rest into your hand. Exile Genesis Ultimatum.

{T}: Add {C}. ({C} represents colorless mana.)

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

({T}: Add {U} or {B}.)

Ice Tunnel enters the battlefield tapped.

Destroy all creatures you don't control and all planeswalkers you don't control.

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

Indatha Triome enters the battlefield tapped.

Cycling {3} ({3}, Discard this card: Draw a card.)

Untap all creatures and gain control of them until end of turn. They gain haste until end of turn.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

Companion -- No card in your starting deck has more than one of the same mana symbol in its mana cost. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.)

{T}: Add {W}{U}{B}{R}{G}. This mana can't be spent to pay generic mana costs.

Flash

At the beginning of your end step, draw seven cards.

Each opponent's maximum hand size is reduced by seven.

Whenever you cast an artifact, instant, or sorcery spell, copy that spell. You may choose new targets for the copy. This ability triggers only once each turn. (A copy of a permanent spell becomes a token.)

Whenever an opponent casts an artifact, instant, or sorcery spell, counter that spell. This ability triggers only once each turn.

Flying

You may pay {W}{U}{B}{R}{G} rather than pay the mana cost for spells that you cast.

Jungle Shrine enters the battlefield tapped.

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

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

Ketria Triome enters the battlefield tapped.

Cycling {3} ({3}, Discard this card: Draw a card.)

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.

Flying

Whenever Maelstrom Archangel deals combat damage to a player, you may cast a spell from your hand without paying its mana cost.

Creatures you control have haste.

Cascade, 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 of your library in a random order. Then do it again.)

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

Exile target instant or sorcery card from a graveyard. Copy that card three times. You may cast the copies without paying their mana costs. Exile Mnemonic Deluge.

Hideaway 4 (When this land enters the battlefield, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.)

Mosswort Bridge enters the battlefield tapped.

{T}: Add {G}.

{G}, {T}: You may play the exiled card without paying its mana cost if creatures you control have total power 10 or greater.

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

This spell can't be countered.

You have no maximum hand size.

Whenever an opponent casts a noncreature spell, draw a card.

Discard three cards: Exile Nezahal, Primal Tide. Return it to the battlefield tapped under its owner's control at the beginning of the next end step.

Flying

Whenever a creature you control deals combat damage to a player, create that many Treasure tokens.

You may cast spells from your hand without paying their mana costs.

Opulent Palace enters the battlefield tapped.

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

Destroy all creatures you don't control. They can't be regenerated.

({T}: Add {W}.)

({T}: Add {W}.)

If Primeval Spawn would enter the battlefield and it wasn't cast or no mana was spent to cast it, exile it instead.

Vigilance, trample, lifelink

When Primeval Spawn leaves the battlefield, exile the top ten cards of your library. You may cast any number of spells with total mana value 10 or less from among them without paying their mana costs.

Lands you control are every basic land type in addition to their other types.

Protection from everything

If Progenitus would be put into a graveyard from anywhere, reveal Progenitus and shuffle it into its owner's library instead.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

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

Raugrin Triome enters the battlefield tapped.

Cycling {3} ({3}, Discard this card: Draw a card.)

Choose one --

• Destroy target land.

• Search your library for a land card, put that card onto the battlefield, then shuffle.

Entwine {1}{G} (Choose both if you pay the entwine cost.)

You have no maximum hand size.

{T}: Add {C}.

Creature spells you control can't be countered.

Nontoken creatures you control have riot. (They enter the battlefield with your choice of a +1/+1 counter or haste.)

Destroy all nonland permanents your opponents control.

Domain -- This spell costs {2} less to cast for each basic land type among lands you control.

Flying

Each creature you control has vigilance if it's white, hexproof if it's blue, lifelink if it's black, first strike if it's red, and trample if it's green.

Seaside Citadel enters the battlefield tapped.

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

Search your library for a Plains card, an Island card, a Swamp card, and a Mountain card. Reveal those cards, put them into your hand, then shuffle.

Whenever an opponent draws a card, that player may pay {2}. If the player doesn't, you create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

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

This spell can't be countered.

Flying, hexproof

Instant and sorcery spells you control can't be countered.

Haste

Whenever another creature you control dies, it deals damage equal to its power to target player or planeswalker.

Whenever you cast a spell from your hand, reveal the top X cards of your library, where X is that spell's mana value. You may cast a spell with mana value X or less from among cards revealed this way without paying its mana cost. Put the rest on the bottom of your library in a random order.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.)

Equip {1}

The World Tree enters the battlefield tapped.

{T}: Add {G}.

As long as you control six or more lands, lands you control have "{T}: Add one mana of any color."

{W}{W}{U}{U}{B}{B}{R}{R}{G}{G}, {T}, Sacrifice The World Tree: Search your library for any number of God cards, put them onto the battlefield, then shuffle.

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.

When you cast this spell, destroy target permanent.

Indestructible

Annihilator 4 (Whenever this creature attacks, defending player sacrifices four permanents.)

When Ulamog, the Infinite Gyre is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.

Shuffle your library, then reveal the top card. If it's a nonland card, you may cast it without paying its mana cost. If it's a land card, you may put it onto the battlefield and return Unexpected Results to its owner's hand.

Creatures you control have haste.

Creatures your opponents control enter the battlefield tapped.

({T}: Add {U} or {R}.)

Volatile Fjord enters the battlefield tapped.

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

Zagoth Triome enters the battlefield tapped.

Cycling {3} ({3}, Discard this card: Draw a card.)

Whenever you tap a land for mana, add one mana of any type that land produced. (The types of mana are white, blue, black, red, green, and colorless.)

Whenever you cast a creature spell, draw a card.