At the beginning of each player's end step, if an artifact entered the battlefield under your control this turn, look at the top two cards of your library. Put one of them into your hand and the other into your graveyard.

When this creature enters, draw a card, then discard a card.

Target player shuffles their graveyard into their library. Draw a card.

Flying, vigilance Duelist of the Mind's power is equal to the number of cards you've drawn this turn. Whenever you commit a crime, you may draw a card. If you do, discard a card. This ability triggers only once each turn.

Draw a card for each Island you control, then discard two cards.

At the beginning of your end step, if you've cast a noncreature spell this turn, reveal the top five cards of your library. For each card type among noncreature spells you've cast this turn, you may put a card of that type from among the revealed cards into your hand. Put the rest on the bottom of your library in a random order.

+2: Look at the top card of target player's library. You may put that card on the bottom of that player's library. 0: Draw three cards, then put two cards from your hand on top of your library in any order. −1: Return target creature to its owner's hand. −12: Exile all cards from target player's library, then that player shuffles their hand into their library.

Scry 1. (Look at the top card of your library. You may put that card on the bottom.) Draw a card.

You may look at the top card of your library any time. You may cast instant and sorcery spells from the top of your library. {3}: Exile the top card of your library.

Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.

Flying {2}{U}: Draw a card, then put a +1/+1 counter on this creature.

This land enters tapped. {T}: Add {U}. Cycling {1}{U} ({1}{U}, Discard this card: Draw a card.)

{T}: Add {C}. {T}, Pay 1 life: Add {U}. {1}{U}, {T}, Sacrifice a Desert: Target player mills four cards. (They put the top four cards of their library into their graveyard.)

({T}: Add {U}.)

This land enters tapped. {T}: Add {U}. Cycling {U} ({U}, Discard this card: Draw a card.)

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

You have no maximum hand size. {T}: Add {C}.

Whenever another permanent you control enters, each opponent mills a card.

Casualty 2 (As you cast this spell, you may sacrifice a creature with power 2 or greater. When you do, copy this spell and you may choose a new target for the copy.) Target player mills half their library, rounded down.

Whenever you commit a crime, each opponent mills three cards. This ability triggers only once each turn. (Targeting opponents, anything they control, and/or cards in their graveyards is a crime.)

Target player mills X cards, where X is the number of lands you control.

Whenever this creature attacks, target player mills half their library, rounded up.

Each opponent mills fourteen cards. Cycling {1}{U} ({1}{U}, Discard this card: Draw a card.) When you cycle this card, each opponent mills four cards.

Enchant player At the beginning of each end step, enchanted player mills X cards, where X is the number of cards put into their graveyard from anywhere this turn.

Landfall — Whenever a land you control enters, target player mills three cards. (They put the top three cards of their library into their graveyard.)

When this creature enters, each opponent mills three cards. Delirium — At the beginning of each opponent's upkeep, if there are four or more card types among cards in your graveyard, that player mills three cards.

Target opponent mills seven cards.

When this creature enters, each opponent mills two cards. Then you 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.)

{1}, {T}: Target player mills a card. (They put the top card of their library into their graveyard.) Tap four untapped Advisors you control: Target player mills twelve cards. A deck can have any number of cards named Persistent Petitioners.

Landfall — Whenever a land you control enters, each opponent mills three cards. (To mill a card, a player puts the top card of their library into their graveyard.)

Whenever another blue creature you control enters, target player mills two cards.

Whenever this creature or another creature dies, target player mills a card.

When this enchantment enters, draw a card, then discard a card. Whenever you draw a card, target opponent mills two cards. (They put the top two cards of their library into their graveyard.)

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

Counter target spell that targets a permanent you control.

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

Until end of turn, whenever a player taps an Island for mana, that player adds an additional {U}.

{T}: Add {C}. {1}, {T}, Sacrifice this artifact: Draw a card.

When you cast this spell, target opponent exiles the top four cards of their library, then you may put any number of land cards that player owns from exile onto the battlefield under your control.

{2}{U}, {T}: You may cast an instant or sorcery spell from your hand without paying its mana cost.

When this creature enters, search your library for a basic land card or Cave card, put it onto the battlefield tapped, then shuffle.

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

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

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

{U}, Sacrifice this artifact: Return target creature to its owner's hand. {1}, Sacrifice this artifact: Draw a card.

Return all attacking creatures to their owner's hand.

Kicker {1}{U} (You may pay an additional {1}{U} as you cast this spell.) Return target nonland permanent to its owner's hand. If this spell was kicked, draw a card.

Return target permanent to its owner's hand.

Counter target spell.

Return all nonland permanents to their owners' hands. Miracle {1}{U} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

Counter target spell. Its controller mills three cards.

You may pay 1 life and exile a blue card from your hand rather than pay this spell's mana cost. Counter target spell.

Return target creature to its owner's hand. Gain control of all Auras and Equipment that were attached to it, then attach them to another creature.

Gift a tapped Fish (You may promise an opponent a gift as you cast this spell. If you do, they create a tapped 1/1 blue Fish creature token before its other effects.) Return target creature an opponent controls to its owner's hand. If the gift was promised, instead return target nonland permanent an opponent controls to its owner's hand.

Kicker {1}{U} (You may pay an additional {1}{U} as you cast this spell.) Return target nonland permanent to its owner's hand. If this spell was kicked, draw a card.

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

Counter target noncreature spell.

Return target creature to its owner's hand. Untap up to two lands.

Counter target activated ability, triggered ability, or legendary spell.

{T}, Sacrifice this artifact: Exile target player's graveyard.

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

As this enchantment enters, choose a creature type. Creatures you control are the chosen type in addition to their other types. The same is true for creature spells you control and creature cards you own that aren't on the battlefield.