Ipnu Rivulet

: Add .
, Pay 1 life: Add .
, , Sacrifice a Desert: Target player mills four cards.

World Shaper

Whenever World Shaper attacks, you may mill three cards.
When World Shaper dies, return all land cards from your graveyard to the battlefield tapped.

Winds of Rebuke

Return target nonland permanent to its owner’s hand. Each player mills two cards.

Compelling Argument

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

Sword of Body and Mind

Equipped creature gets +2/+2 and has protection from green and from blue.
Whenever equipped creature deals combat damage to a player, you create a 2/2 green Wolf creature token and that player mills ten cards.
Equip

Geth, Lord of the Vault

Intimidate (This creature can’t be blocked except by artifact creatures and/or creatures that share a color with it.)
: Put target artifact or creature card with converted mana cost X from an opponent’s graveyard onto the battlefield under your control tapped. Then that player mills X cards.

Sword of Body and Mind

Equipped creature gets +2/+2 and has protection from green and from blue.
Whenever equipped creature deals combat damage to a player, you create a 2/2 green Wolf creature token and that player mills ten cards.
Equip

Mesmeric Orb

Whenever a permanent becomes untapped, that permanent’s controller mills a card.

Wailing Ghoul

When Wailing Ghoul enters the battlefield, mill two cards.

Mire Triton

Deathtouch
When Mire Triton enters the battlefield, mill two cards and you gain 2 life.

Belltower Sphinx

Flying
Whenever a source deals damage to Belltower Sphinx, that source’s controller mills that many cards.

Selhoff Occultist

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

Funeral Rites

You draw two cards, lose 2 life, then mill two cards.

Bruvac the Grandiloquent

If an opponent would mill one or more cards, they mill twice that many cards instead. (To mill a card, a player puts the top card of their library into their graveyard.)

Wall of Lost Thoughts

Defender
When Wall of Lost Thoughts enters the battlefield, target player mills four cards.

Towering-Wave Mystic

Whenever Towering-Wave Mystic deals damage, target player mills that many cards.

Drowned Secrets

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

Carrion Grub

Carrion Grub gets +X/+0, where X is the greatest power among creature cards in your graveyard.
When Carrion Grub enters the battlefield, mill four cards. (Put the top four cards of your library into your graveyard.)

Thieves’ Guild Enforcer

Flash
Whenever Thieves’ Guild Enforcer or another Rogue enters the battlefield under your control, each opponent mills two cards.
As long as an opponent has eight or more cards in their graveyard, Thieves’ Guild Enforcer gets +2/+1 and has deathtouch.

Thieves’ Guild Enforcer

Flash
Whenever Thieves’ Guild Enforcer or another Rogue enters the battlefield under your control, each opponent mills two cards.
As long as an opponent has eight or more cards in their graveyard, Thieves’ Guild Enforcer gets +2/+1 and has deathtouch.