If an opponent searched their library this turn, you may pay {0} rather than pay this spell's mana cost. Target opponent mills thirteen cards.

Choose one — • Counter target spell. • Target player draws two cards. • Gain control of target nonland permanent with mana value 1 or less.

Scry 2, then draw two cards. Foretell {1}{U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Target player mills three cards. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Draw three cards, then put two cards from your hand on top of your library in any order.

Return target nonland permanent you don't control to its owner's hand. Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Counter target spell. Its controller mills three cards.

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

If it's not your turn, you may exile a blue card from your hand rather than pay this spell's mana cost. Counter target noncreature spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Tap target creature. Its controller mills two cards. That creature doesn't untap during its controller's next untap step. (They put the top two cards of their library into their graveyard.) Draw a card.

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

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

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

Counter target spell. Foretell {1}{U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Counter target spell. Its controller mills three cards.

Target player mills two cards. Draw a card.

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

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

Players have no maximum hand size. {X}{X}, {T}: Each player draws X cards. {2}{U}, {T}: Each opponent mills cards equal to the number of cards in their hand.

At the beginning of your upkeep, flip a coin. If you lose the flip, this artifact deals 3 damage to you. {T}: Add {C}{C}.

Whenever an opponent loses life, that player mills that many cards. (Damage causes loss of life.)

{T}: Add one mana of any color among legendary creatures and planeswalkers you control.

{X}, {T}: Target player mills X cards.

Blue spells you cast cost {1} less to cast.

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

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

{T}: Add {C}{C}. This land deals 2 damage to you.

{T}: Target player mills a card.

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

Landfall — Whenever a land you control enters, target player mills three cards.

Whenever another snow permanent you control enters, you may have target player mill two cards.

{U}, {T}: Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.

Flying Whenever this creature deals combat damage to a player, that player mills a card. (They put the top card of their library into their graveyard.) Sacrifice this creature: Draw a card. Activate only if an opponent has eight or more cards in their graveyard.

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.)

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.)

You may have Sakashima enter as a copy of another creature you control, except it has Sakashima's other abilities. The "legend rule" doesn't apply to permanents you control. Partner (You can have two commanders if both have partner.)

All Slivers have "{T}: Target player mills a card."

You may have this creature enter as a copy of a creature or planeswalker you control, except it enters with an additional +1/+1 counter on it if it's a creature, it enters with an additional loyalty counter on it if it's a planeswalker, and it isn't legendary.

+1: Draw a card. Target player mills a card. 0: Target player mills ten cards. −7: Any number of target players each draw twenty cards.

When this enchantment enters, you become the monarch. At the beginning of your upkeep, any number of target players each mill two cards. If you're the monarch, each of those players mills ten cards instead. (To mill a card, a player puts the top card of their library into their graveyard.)

Whenever you cast a blue spell, target player mills two 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.

Whenever you draw a card, you may have target player mill a card.

Whenever an opponent casts a spell, that player mills two cards.

At the beginning of your upkeep, target opponent mills three cards, then you draw a card for each land card put into their graveyard this way.

Whenever you draw a card, each opponent mills two cards.

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

Whenever you draw a card, target opponent mills two cards. If two nonland cards that share a color were milled this way, repeat this process. {5}{U}: Draw a card, then discard a card.

Each player mills four cards. Return up to two instant and/or sorcery cards from your graveyard to your hand. Exile Bond of Insight.

Each player mills five cards. Flashback {7}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

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.

Target player mills X cards. If this spell was cast from a graveyard, that player mills twice that many cards instead. Flashback {X}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Kicker {3}{U} Each opponent mills eight cards. If this spell was kicked, instead each opponent mills half their library, rounded up.

Target opponent mills seven cards.

Look at the top three cards of your library, then put them back in any order. You may shuffle. Draw a card.

Exile target artifact or creature. Its controller creates a 1/1 blue Bird creature token with flying. Foretell {U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Chroma — Reveal the top ten cards of your library. For each blue mana symbol in the mana costs of the revealed cards, target opponent mills a card. Then put the cards you revealed this way on the bottom of your library in any order.

Target player mills half their library, rounded down.