Mill two cards. Draw a card.

When this creature enters, mill four cards.

Enchant land Whenever enchanted land becomes tapped, its controller mills three cards.

Target player mills five cards. Cycling {U} ({U}, Discard this card: Draw a card.)

Enchant player At the beginning of enchanted player's upkeep, that player mills two cards.

Target player mills four cards. Splice onto Arcane {1}{U} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

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

Target player mills three cards. Flashback {1}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Whenever a player casts a blue spell, you may pay {1}. If you do, target player mills two cards.

When this creature enters, target player mills three cards. (They put the top three cards of their library into their graveyard.) {2}{U}: This creature can't be blocked this turn.

Enchant creature Enchanted creature has "{1}{U}, {T}: Target player mills three cards."

Defender {1}, {T}: Mill a card. (Put the top card of your library into your graveyard.)

{T}: Each player mills a card.

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

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

{U}, {T}: Target player mills two cards.

{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.

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

When this creature enters, mill two cards.

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

Equipped creature gets +1/+0. Whenever equipped creature attacks, you may mill two cards. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Target player mills four cards. You shuffle up to four cards from your graveyard into your library. Replicate {2}{U}{U} (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.)

Target player mills five cards.

Enchant creature When this Aura enters, mill two cards. (Put the top two cards of your library into your graveyard.) Enchanted creature gets -X/-0, where X is the number of cards in your graveyard.

Counter target spell. Its controller mills three cards.