When Aether Hub enters the battlefield, you get {E} (an energy counter).

{T}: Add {C}.

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

+1: Until end of turn, up to one target creature gets +1/+1 and gains first strike, vigilance, and lifelink.

-2: Put a +1/+1 counter on each creature you control and a loyalty counter on each other planeswalker you control.

-7: You get an emblem with "If a source would deal damage to you or a planeswalker you control, prevent all but 1 of that damage."

+1: Distribute three +1/+1 counters among one, two, or three target creatures you control.

+1: Look at the top four cards of your library. You may reveal an Aura, creature, or planeswalker card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

-8: You gain 100 life.

Choose a creature type. Creatures you control of the chosen type get +1/+0 and gain indestructible until end of turn.

Exile target creature if it has mana value 3 or less.

Corrupted -- Exile that creature instead if its controller has three or more poison counters.

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

+1: Create a 1/1 white Soldier creature token with lifelink.

-2: Put two +1/+1 counters on target creature. It becomes an Angel in addition to its other types and gains flying.

-6: Return all nonland permanent cards with mana value 3 or less from your graveyard to the battlefield.

Menace (This creature can't be blocked except by two or more creatures.)

{W}{B}, {T}, Sacrifice another creature: Put a +1/+1 counter on each creature you control.

Counter target creature or battle spell unless its controller pays {4}. If they do, you incubate 2. (Create an Incubator token with two +1/+1 counters on it and "{2}: Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.)

Destroy target nonland permanent. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

{1}, {T}: Draw a card, then exile a card from your hand. If cards with five or more different mana values are exiled with Azor's Gateway, you gain 5 life, untap Azor's Gateway, and transform it.

(Transforms from Azor's Gateway.)

{T}: Add X mana of any one color, where X is your life total.

{T}: Add {C}.

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

{4}, {T}, Sacrifice Captivating Cave: Put two +1/+1 counters on target creature. Activate only as a sorcery.

{T}: Add {C}.

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

{4}, {T}, Sacrifice Cave of Temptation: Put two +1/+1 counters on target creature. Activate only as a sorcery.

As Cavern of Souls enters the battlefield, choose a creature type.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

Choose one --

• Destroy all creatures.

• Destroy all artifacts and enchantments.

Destroy target creature or planeswalker. Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Whenever you cast a spell with {X} in its mana cost, put two charge counters on Elementalist's Palette.

{T}: Add one mana of any color.

{T}: Add {C} for each charge counter on Elementalist's Palette. Spend this mana only on costs that contain {X}.

Evolved Spinoderm enters the battlefield with four oil counters on it.

Evolved Spinoderm has trample as long as it has two or fewer oil counters on it. Otherwise, it has hexproof.

At the beginning of your upkeep, remove an oil counter from Evolved Spinoderm. Then if it has no oil counters on it, sacrifice it.

Look at the top six cards of your library. Put up to two land cards from among them onto the battlefield tapped and the rest on the bottom of your library in a random order. If you put fewer than two lands onto the battlefield this way, proliferate a number of times equal to the difference. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

For each creature your opponents control, create a 4/4 green Phyrexian Beast creature token. Each of those tokens fights a different one of those creatures.

If you control a commander, you may cast this spell without paying its mana cost.

Creatures you control gain indestructible until end of turn.

At the beginning of the end step, if you control no artifacts, sacrifice Glimmervoid.

{T}: Add one mana of any color.

At the beginning of your upkeep, you may put a charge counter on Golden Urn.

{T}, Sacrifice Golden Urn: You gain life equal to the number of charge counters on Golden Urn.

{T}: Add {C}.

{1}, {T}: Add one mana of any color. If that mana is spent on a multicolored creature spell, that creature enters the battlefield with an additional +1/+1 counter on it.

Creatures you control get +1/+1.

{5}{W}: Exile target nonland permanent you don't control until In the Trenches leaves the battlefield. Activate only as a sorcery and only once.

Target creature you control deals damage equal to its power to target creature you don't control. Each opponent gets a poison counter.

(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.)

When Invasion of Shandalar enters the battlefield, return up to three target permanent cards from your graveyard to your hand.

At the beginning of your upkeep, you may put a permanent card from your hand onto the battlefield.

{T}: Add {C}.

{4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Landfall -- Whenever a land enters the battlefield under your control, you may put a quest counter on Khalni Heart Expedition.

Remove three quest counters from Khalni Heart Expedition and sacrifice it: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Counter target spell. At the beginning of your next main phase, add an amount of {C} equal to that spell's mana value.

{T}: Add {C}.

{T}: Put a charge counter on Mirrodin's Core.

{T}, Remove a charge counter from Mirrodin's Core: Add one mana of any color.

{3}, {T}: Search your library for a basic, Sphere, or Locus land card, reveal it, put it into your hand, then shuffle.

{3}: Monument to Perfection becomes a 9/9 Phyrexian Construct artifact creature, loses all abilities, and gains indestructible and toxic 9. Activate only if there are nine or more lands with different names among the basic, Sphere, and Locus lands you control.

Storm (When you cast this spell, copy it for each spell cast before it this turn.)

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

Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.)

At the beginning of combat on your turn, the next time target creature would deal combat damage to one or more players this combat, prevent that damage. If damage is prevented this way, create that many 1/1 colorless Phyrexian Mite artifact creature tokens with toxic 1 and "This creature can't block."

As an additional cost to cast this spell, sacrifice a nonland permanent.

Exile target nonland permanent.

Flashback {2}{W}{B} (You may cast this card from your graveyard for its flashback cost and any additional costs. Then exile it.)

{T}: Put an oil counter on Rustvine Cultivator.

{T}, Remove an oil counter from Rustvine Cultivator: Untap target land.

Exile up to one target artifact, creature, or enchantment you control, then return it to the battlefield under its owner's control.

Draw a card.

Ward {3} (Whenever this enchantment becomes the target of a spell or ability an opponent controls, counter it unless that player pays {3}.)

When Seal from Existence enters the battlefield, exile target nonland permanent an opponent controls until Seal from Existence leaves the battlefield.

As Secluded Courtyard enters the battlefield, choose a creature type.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type or activate an ability of a creature source of the chosen type.

Equipped creature gets +1/+1 and has trample and lifelink.

{1}: Permanents your opponents control lose hexproof and indestructible until end of turn.

Equip {2}

Search your library for up to two creature cards with different names, reveal them, put them into your hand, then shuffle.

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

Whenever you cast an instant or sorcery spell, you may put a charge counter on Sphinx-Bone Wand. If you do, Sphinx-Bone Wand deals damage equal to the number of charge counters on it to any target.

{T}: Add {C}.

{1}, {T}: Add one mana of any color. When you spend this mana to cast your commander, scry X, where X is the number of times it's been cast from the command zone this game.

+1: Draw a card. At the beginning of the next end step, untap up to two lands.

-3: Put target nonland permanent into its owner's library third from the top.

-8: You get an emblem with "Whenever you draw a card, exile target permanent an opponent controls."

Tendo Ice Bridge enters the battlefield with a charge counter on it.

{T}: Add {C}.

{T}, Remove a charge counter from Tendo Ice Bridge: Add one mana of any color.

{4}, {T}: Put a divinity counter on target permanent other than That Which Was Taken.

Each permanent with a divinity counter on it has indestructible.

Read ahead (Choose a chapter and start with that many lore counters. Add one after your draw step. Skipped chapters don't trigger. Sacrifice after III.)

I, II -- Another target nonland permanent phases out. It can't phase in for as long as you control The Phasing of Zhalfir.

III -- Destroy all creatures. For each creature destroyed this way, its controller creates a 2/2 black Phyrexian creature token.

Choose one --

• Search your library for a basic land card, reveal it, put it into your hand, then shuffle.

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

Choose two --

• Exile target player's graveyard. You gain 1 life for each card exiled this way.

• Search your library for up to two land cards, put them onto the battlefield tapped, then shuffle.

• Create two 2/2 green Bear creature tokens.

• Put two +1/+1 counters on each creature you control.

Trigon of Corruption enters the battlefield with three charge counters on it.

{B}{B}, {T}: Put a charge counter on Trigon of Corruption.

{2}, {T}, Remove a charge counter from Trigon of Corruption: Put a -1/-1 counter on target creature.

+2: Ugin, the Spirit Dragon deals 3 damage to any target.

-X: Exile each permanent with mana value X or less that's one or more colors.

-10: You gain 7 life, draw seven cards, then put up to seven permanent cards from your hand onto the battlefield.

Choose one --

• Put a +1/+1 counter on each of up to two target creatures.

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

Entwine {3}{W} (Choose both if you pay the entwine cost.)

{2}: Add one mana of any color.

{6}, {T}, Sacrifice Urn of Godfire: Destroy target creature or enchantment.

You may activate the loyalty abilities of Urza, Planeswalker twice each turn rather than only once.

+2: Artifact, instant, and sorcery spells you cast this turn cost {2} less to cast. You gain 2 life.

+1: Draw two cards, then discard a card.

0: Create two 1/1 colorless Soldier artifact creature tokens.

-3: Exile target nonland permanent.

-10: Artifacts and planeswalkers you control gain indestructible until end of turn. Destroy all nonland permanents.

Exile target monocolored permanent.

Put target creature card from a graveyard onto the battlefield under your control. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

You may pay {3}{G} rather than pay this spell's mana cost.

Search your library for up to four basic land cards and reveal them. Put one of them onto the battlefield tapped under an opponent's control if the {3}{G} cost was paid. Put two of them onto the battlefield tapped under your control and the rest into your hand. Then shuffle.

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

Each opponent sacrifices a creature or planeswalker and gets a poison counter.