{1}, {T}: Add {W}{U}.

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

Imprint — When Knowledge Pool enters the battlefield, each player exiles the top three cards of their library. Whenever a player casts a spell from their hand, that player exiles it. If the player does, they may cast a spell from among other cards exiled with Knowledge Pool without paying its mana cost.

{T}: Add {C}. {1}, {T}, Sacrifice Mind Stone: Draw a card.

Equipped creature gets +1/-1. Whenever equipped creature dies, draw two cards. Equip {1}

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

Flash Flying If an opponent would search a library, that player searches the top four cards of that library instead.

Tap an untapped Wizard you control: Draw a card.

When Barrin, Tolarian Archmage enters the battlefield, return up to one other target creature or planeswalker to its owner's hand. At the beginning of your end step, if a permanent was put into your hand from the battlefield this turn, draw a card.

At the beginning of each opponent's upkeep, that player chooses draw step, main phase, or combat phase. The player skips each instance of the chosen step or phase this turn.

{T}: Look at the top X cards of your library, where X is the number of Wizards on the battlefield, then put them back in any order.

If you would draw a card while your library has no cards in it, you win the game instead.

Tap an untapped Wizard you control: Counter target spell unless its controller pays {1}.

Each player can't cast more than one non-Phyrexian spell each turn. Non-Phyrexian creatures enter the battlefield tapped.

Constellation — Whenever an enchantment enters the battlefield under your control, you may have Protean Thaumaturge become a copy of another target creature, except it has this ability.

Alliance — Whenever another creature enters the battlefield under your control, scry 1. If this is the second time this ability has resolved this turn, draw a card instead.

As Stenn, Paranoid Partisan enters the battlefield, choose a card type other than creature or land. Spells you cast of the chosen type cost {1} less to cast. {1}{W}{U}: Exile Stenn. Return it to the battlefield under its owner's control at the beginning of the next end step.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.) Merfolk spells and Wizard spells you cast cost {1} less to cast.

Whenever Stonybrook Schoolmaster becomes tapped, you may create a 1/1 blue Merfolk Wizard creature token.

Tap five untapped Wizards you control: Search target player's library for up to five cards and exile them. Then that player shuffles.

Flash Creature cards you own that aren't on the battlefield have flash. Each opponent can cast spells only any time they could cast a sorcery.

You have no maximum hand size. At the beginning of your upkeep, if you have exactly thirteen cards in your hand, you win the game. {3}{U}: Draw a card.

Each player can't cast more than one spell each turn.

Nonbasic lands don't untap during their controllers' untap steps.

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.) Artifacts and creatures your opponents control enter the battlefield tapped.

When Confounding Conundrum enters the battlefield, draw a card. Whenever a land enters the battlefield under an opponent's control, if that player had another land enter the battlefield under their control this turn, they return a land they control to its owner's hand.

When Court of Vantress enters the battlefield, you become the monarch. At the beginning of your upkeep, choose up to one other target enchantment or artifact. If you're the monarch, you may create a token that's a copy of it. If you're not the monarch, you may have Court of Vantress become a copy of it, except it has this ability.

Whenever an opponent casts a spell, counter that spell and put a depletion counter on Decree of Silence. If there are three or more depletion counters on Decree of Silence, sacrifice it. Cycling {4}{U}{U} ({4}{U}{U}, Discard this card: Draw a card.) When you cycle Decree of Silence, you may counter target spell.

All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay {2}."

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

When Grasp of Fate enters the battlefield, for each opponent, exile up to one target nonland permanent that player controls until Grasp of Fate leaves the battlefield. (Those permanents return under their owners' control.)

Other enchantments you control have shroud. (A permanent with shroud can't be the target of spells or abilities.) Enchanted creatures you control have shroud.

When a player casts a spell, sacrifice Hesitation and counter that spell.

Creatures don't untap during their controllers' untap steps. Whenever a creature enters the battlefield, untap all creatures.

As Kindred Discovery enters the battlefield, choose a creature type. Whenever a creature you control of the chosen type enters the battlefield or attacks, draw a card.

When an opponent casts a spell, sacrifice Lunar Force and counter that spell.

Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Whenever an opponent casts a noncreature spell, you may draw a card unless that player pays {4}.

Tap an untapped creature you control: Tap target artifact, creature, or land.

When Out of Time enters the battlefield, untap all creatures, then those creatures phase out until Out of Time leaves the battlefield. Put a time counter on Out of Time for each creature that phased out this way. Vanishing (At the beginning of your upkeep, remove a time counter from this enchantment. When the last is removed, sacrifice it.)

You don't lose the game for having 0 or less life. As long as you have 0 or less life, all damage is dealt to you as though its source had infect. (Damage is dealt to you in the form of poison counters.)

Enchant artifact, creature, or planeswalker Enchanted permanent can't attack or block, and its activated abilities can't be activated.

Each player can't cast more than one spell each turn.

Sacrifice Seal of Cleansing: Destroy target artifact or enchantment.

Sacrifice Seal of Removal: Return target creature to its owner's hand.

Players can't get counters. Counters can't be put on artifacts, creatures, enchantments, or lands.

At the beginning of your upkeep, sacrifice Solitary Confinement unless you discard a card. Skip your draw step. You have shroud. (You can't be the target of spells or abilities.) Prevent all damage that would be dealt to you.

Enchant nonland permanent At the beginning of the upkeep of enchanted permanent's controller, that player sacrifices it unless they pay {X}, where X is its mana value.

Put target attacking creature on the bottom of its owner's library. Its controller gains life equal to its toughness.

Counter target spell.

Counter target spell with mana value 4 or greater.

Search your library for three cards and reveal them. Target opponent chooses one. Put that card into your hand and the rest into your graveyard. Then shuffle.

Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.

Counter target noncreature spell.

Counter target spell. If that spell is countered this way, put it into its owner's hand instead of into that player's graveyard. Draw a card.

When Crystal Grotto enters the battlefield, scry 1. {T}: Add {C}. {1}, {T}: Add one mana of any color.

Dark Depths enters the battlefield with ten ice counters on it. {3}: Remove an ice counter from Dark Depths. When Dark Depths has no ice counters on it, sacrifice it. If you do, create Marit Lage, a legendary 20/20 black Avatar creature token with flying and indestructible.

({T}: Add {U}.)

{T}: Add {U}. Channel — {3}{U}, Discard Otawara, Soaring City: Return target artifact, creature, enchantment, or planeswalker to its owner's hand. This ability costs {1} less to activate for each legendary creature you control.

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.)

({T}: Add {W}.)

({T}: Add {W} or {U}.) Prairie Stream enters the battlefield tapped unless you control two or more basic lands.

{T}: Add {C}. {1}{U}, {T}: Return target Wizard you control to its owner's hand.

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.

{1}, {T}: Add {W}{U}.

Each player chooses a number of permanents they control equal to the number of permanents controlled by the player who controls the fewest, then sacrifices the rest. Each player discards cards the same way.

Destroy all creatures with power greater than target creature's power.

Choose a creature type. Return all creatures that aren't of the chosen type to their owners' hands.

Each player chooses any number of creatures they control with total power 4 or less, then sacrifices all other creatures they control.