Mycosynth Wellspring

Artifact

When Mycosynth Wellspring enters the battlefield or is put into a graveyard from the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle your library.

The oil created the mycosynth. The mycosynth created New Phyrexia.

Mox Opal

Legendary Artifact

Metalcraft - : Add one mana of any color to your mana pool. Activate this ability only if you control three or more artifacts.

The suns of Mirrodin have shone upon perfection only once.

Moss Diamond

Artifact

Moss Diamond enters the battlefield tapped.

: Add to your mana pool.

Mortarpod

Artifact - Equipment

Living weapon (When this Equipment enters the battlefield, put a 0/0 black Germ creature token onto the battlefield, then attach this to it.)

Equipped creature gets +0/+1 and has "Sacrifice this creature: This creature deals 1 damage to target creature or player."

Equip

Moriok Replica

Artifact Creature - Warrior

, Sacrifice Moriok Replica: You draw two cards and lose 2 life.

All the secrets of the Moriok with only a trace of their corruption.

Moonsilver Spear

Artifact - Equipment

Equipped creature has first strike.

Whenever equipped creature attacks, put a 4/4 white Angel creature token with flying onto the battlefield.

Equip

Moltensteel Dragon

Artifact Creature - Dragon

( can be paid with either or 2 life.)

Flying

: Moltensteel Dragon gets +1/+0 until end of turn.

An apocalypse in dragon form.

Molten-Tail Masticore

Artifact Creature - Masticore

At the beginning of your upkeep, sacrifice Molten-Tail Masticore unless you discard a card.

, Exile a creature card from your graveyard: Molten-Tail Masticore deals 4 damage to target creature or player.

: Regenerate Molten-Tail Masticore.

Mistvein Borderpost

Artifact

You may pay and return a basic land you control to its owner's hand rather than pay Mistvein Borderpost's mana cost.

Mistvein Borderpost enters the battlefield tapped.

: Add or to your mana pool.

Mirrorworks

Artifact

Whenever another nontoken artifact enters the battlefield under your control, you may pay . If you do, put a token that's a copy of that artifact onto the battlefield.

The faces of Geth's corpse-dredgers are disturbingly similar.

Mirror of Fate

Artifact

, Sacrifice Mirror of Fate: Choose up to seven face-up exiled cards you own. Exile all the cards from your library, then put the chosen cards on top of your library.

As the glass shattered, forgotten realities and dead memories came flooding back.

Mirari

Legendary Artifact

Whenever you cast an instant or sorcery spell, you may pay . If you do, copy that spell. You may choose new targets for the copy.

"It offers you what you want, not what you need."
-Braids, dementia summoner

Minion Reflector

Artifact

Whenever a nontoken creature enters the battlefield under your control, you may pay . If you do, put a token that's a copy of that creature onto the battlefield. That token has haste and "At the beginning of the end step, sacrifice this permanent."

To crack a mirror is to provide an opening for the reflection to escape.

Mindslaver

Legendary Artifact

, , Sacrifice Mindslaver: You control target player during that player's next turn. (You see all cards that player could see and make all decisions for the player.)

It's a helm that leaves the head at its most vulnerable.

Mindlock Orb

Artifact

Players can't search libraries.

Rogue mechanists once rummaged through the wastes of the Tidehollow, constructing unauthorized golems to threaten the hegemony of the sphinxes. The orbs put a stop to that.

Mindcrank

Artifact

Whenever an opponent loses life, that player puts that many cards from the top of his or her library into his or her graveyard. (Damage dealt by sources without infect causes loss of life.)

"Let go of your memories and be reborn."
-Argent Etchings, plate 106, passage 27

Mind's Eye

Artifact

Whenever an opponent draws a card, you may pay . If you do, draw a card.

Mind Stone

Artifact

: Add to your mana pool.

, , Sacrifice Mind Stone: Draw a card.

"Not by age but by capacity is wisdom gained."
-Titus Maccius Plautus, Trinummus

Mimic Vat

Artifact

Imprint - Whenever a nontoken creature dies, you may exile that card. If you do, return each other card exiled with Mimic Vat to its owner's graveyard.

, : Put a token onto the battlefield that's a copy of the exiled card. It gains haste. Exile it at the beginning of the next end step.

Millstone

Artifact

, : Target player puts the top two cards of his or her library into his or her graveyard.

More than one mage has been driven insane by the sound of the millstone relentlessly grinding away.

Millennial Gargoyle

Artifact Creature - Gargoyle

Flying

"You've got to keep your wits about you on the roofs. Not all stones are compliant handholds."
-Iveta, rooftop runner

Meteorite

Artifact

When Meteorite enters the battlefield, it deals 2 damage to target creature or player.

: Add one mana of any color to your mana pool.

"And if I'm lying," he began . . .

Metallurgeon

Artifact Creature - Human Artificer

, : Regenerate target artifact.

"By the time I got there, the heart had stopped. Fortunately, I was able to replace it with something better."

Memnite

Artifact Creature - Construct

Reminders of Memnarch's reign still skirr across Mirrodin, reminiscent of his form if not his power.

Masterwork of Ingenuity

Artifact - Equipment

You may have Masterwork of Ingenuity enter the battlefield as a copy of any Equipment on the battlefield.

"The crucible yields what you have forged in your mind. You need only reach in and draw the masterwork forth."
-Wahara, Keeper of the Crucible

Master Transmuter

Artifact Creature - Human Artificer

, , Return an artifact you control to its owner's hand: You may put an artifact card from your hand onto the battlefield.

"Wasted potential surrounds us. Lend me that bauble, and let me see what it can be made to be."

Master of Etherium

Artifact Creature - Vedalken Wizard

Master of Etherium's power and toughness are each equal to the number of artifacts you control.

Other artifact creatures you control get +1/+1.

"Only a mind unfettered with the concerns of the flesh can see the world as it truly is."

Mask of Riddles

Artifact - Equipment

Equipped creature has fear. (It can't be blocked except by artifact creatures and/or black creatures.)

Whenever equipped creature deals combat damage to a player, you may draw a card.

Equip

Mask of Memory

Artifact - Equipment

Whenever equipped creature deals combat damage to a player, you may draw two cards. If you do, discard a card.

Equip (: Attach to target creature you control. Equip only as a sorcery. This card enters the battlefield unattached and stays on the battlefield if the creature leaves.)

Mask of Avacyn

Artifact - Equipment

Equipped creature gets +1/+2 and has hexproof. (It can't be the target of spells or abilities your opponents control.)

Equip

It hides the face and protects the soul.

Mardu Banner

Artifact

: Add , , or to your mana pool.

, , Sacrifice Mardu Banner: Draw a card.

Speed to strike, fury to smash.

Marble Diamond

Artifact

Marble Diamond enters the battlefield tapped.

: Add to your mana pool.

Marble Chalice

Artifact

: You gain 1 life.

The cup was a gift from the sphinx Tameron, who hoped that those who drank from it would live long enough to decrypt the sphinxes' wisdom.

Manor Gargoyle

Artifact Creature - Gargoyle

Defender

Manor Gargoyle has indestructible as long as it has defender.

: Until end of turn, Manor Gargoyle loses defender and gains flying.

Nothing could break it but the fall.

Manalith

Artifact

: Add one mana of any color to your mana pool.

Planeswalkers seek out great monuments throughout the Multiverse, knowing that their builders were unknowingly drawn by the convergence of mana in the area.

Manaforce Mace

Artifact - Equipment

Domain - Equipped creature gets +1/+1 for each basic land type among lands you control.

Equip

As the shards merged, relics once thought mundane regained forgotten powers.

Mana Cylix

Artifact

, : Add one mana of any color to your mana pool.

Those who dismiss the cylix as an ordinary wooden bowl are blind to the true measure of its worth.

Magnetic Mine

Artifact

Whenever another artifact is put into a graveyard from the battlefield, Magnetic Mine deals 2 damage to that artifact's controller.

Magister Sphinx

Artifact Creature - Sphinx

Flying

When Magister Sphinx enters the battlefield, target player's life total becomes 10.

"These benighted worlds are thick with ignorance. I will educate them. They will listen, or they will die."

Magebane Armor

Artifact - Equipment

Equipped creature gets +2/+4 and loses flying.

Prevent all noncombat damage that would be dealt to equipped creature.

Equip (: Attach to target creature you control. Equip only as a sorcery.)