Whenever you cast an instant or sorcery spell, create an X/X colorless Construct artifact creature token, where X is that spell's mana value.

, Exile Metallurgic Summonings: Return all instant and sorcery cards from your graveyard to your hand. Activate only if you control six or more artifacts.

This spell costs less to cast, where X is the total mana value of noncreature artifacts you control.

Sacrifice two artifacts: Return Metalwork Colossus from your graveyard to your hand.

Enchant creature

As Metamorphic Alteration enters the battlefield, choose a creature.

Enchanted creature is a copy of the chosen creature.

Threshold — Metamorphic Wurm gets +4/+4 as long as seven or more cards are in your graveyard.

As an additional cost to cast this spell, sacrifice a creature.

Add X mana of any one color, where X is 1 plus the sacrificed creature's mana value. Spend this mana only to cast creature spells.

Metathran Elite can't be blocked as long as it's enchanted.

Flying

Metathran Transport can't be blocked by blue creatures.

: Target creature becomes blue until end of turn.

Meteor Blast deals 4 damage to each of X targets.

When Meteor Golem enters the battlefield, destroy target nonland permanent an opponent controls.

, Discard two cards at random: Meteor Storm deals 4 damage to any target.

Equipped creature gets +4/+0 and has trample.

Equip

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)

(: Add or .)

Meticulous Archive enters the battlefield tapped.

When Meticulous Archive enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Flying

Whenever you attack with one or more creatures with counters on them, draw a card.

Flying

: Metropolis Sprite gets +1/-1 until end of turn.

Whenever Mezzio Mugger attacks, exile the top card of each player's library. You may play those cards this turn, and you may spend mana as though it were mana of any color to cast those spells.

Blitz (If you cast this spell for its blitz cost, it gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step.)

Whenever a source an opponent controls deals damage to you, that player sacrifices a permanent.

When Michonne enters the battlefield, create two Walker tokens.

As long as Michonne is equipped, she must be blocked if able.

Whenever Michonne and at least two Zombies attack, she gains indestructible until end of turn.

As an additional cost to cast this spell, sacrifice X Contraptions.

Assemble X plus one Contraptions. (To assemble a Contraption, put the top card of your Contraption deck face up onto one of your sprockets.)

Choose one —

• Midnight Charm deals 1 damage to target creature and you gain 1 life.

• Target creature gains first strike until end of turn.

• Tap target creature.

Other Aetherborn you control get +1/+1.

Whenever Midnight Entourage or another Aetherborn you control dies, you draw a card and you lose 1 life.

Creatures you control can't be blocked except by legendary creatures.

Whenever one or more creatures you control deal combat damage to a player, venture into the dungeon. (Enter the first room or advance to the next room.)

Return target creature card from your graveyard to your hand.

Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)

When Midnight Scavengers enters the battlefield, you may return target creature card with mana value 3 or less from your graveyard to your hand.

(Melds with Graf Rats.)

When Midvast Protector enters the battlefield, target creature you control gains protection from the color of your choice until end of turn.

At the beginning of combat on your turn, if you control each creature on the battlefield with the greatest power, gain control of target creature an opponent controls until end of turn. Untap that creature. It gains haste until end of turn. (It can attack and this turn.)

Kicker (You may pay an additional as you cast this spell.)

Target creature gets +3/+3 until end of turn. If this spell was kicked, that creature gets +5/+5 until end of turn instead.

At the beginning of combat on your turn, target creature you control gets +2/+0 and gains vigilance until end of turn.

: Target red or white creature gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it's attacking.)

Trample

Ward—Discard a card.

Whenever Mighty Servant of Leuk-o becomes crewed for the first time each turn, if it was crewed by exactly two creatures, it gains "Whenever this creature deals combat damage to a player, draw two cards" until end of turn.

Crew 4

Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Cycling (, Discard this card: Draw a card.)

Create four 1/1 white Bird creature tokens with flying.

Basic landcycling (, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Mikaeus, the Lunarch enters the battlefield with X +1/+1 counters on it.

: Put a +1/+1 counter on Mikaeus.

, Remove a +1/+1 counter from Mikaeus: Put a +1/+1 counter on each other creature you control.

Whenever an opponent attacks one or more planeswalkers you control, put a loyalty counter on each planeswalker you control.

Whenever a permanent you control becomes the target of a spell or ability an opponent controls, you may draw a card.

Militant Inquisitor gets +1/+0 for each Equipment you control.

Whenever you attack with two or more creatures, draw a card.

Militia Rallier can't attack alone.

Whenever Militia Rallier attacks, untap target creature.

Flying

Replicate (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.)

Choose target permanent an opponent controls. Search that player's library for a card with the same name and put it onto the battlefield under your control. Then that player shuffles.

Defender

Your maximum hand size is increased by one.

: Add .

, : Untap target legendary permanent.

Minas Tirith enters the battlefield tapped unless you control a legendary creature.

: Add .

, : Draw a card. Activate only if you attacked with two or more creatures this turn.

Aftermath (Cast this spell only from your graveyard. Then exile it.)

Draw two cards.

When Mind Carver enters the battlefield, attach it to target creature you control.

Equipped creature gets +1/+0. It gets +3/+1 instead as long as an opponent has eight or more cards in their graveyard.

Equip

Target opponent discards two cards, mills a card, and loses 1 life. You gain 1 life. (To mill a card, a player puts the top card of their library into their graveyard.)

Dominate Monster — When Mind Flayer enters the battlefield, gain control of target creature for as long as you control Mind Flayer.

Each opponent reveals cards from the top of their library until they reveal X land cards, then puts all cards revealed this way into their graveyard. X can't be 0.

Discard a card: You may tap or untap target artifact, creature, or land.

Devoid (This card has no color.)

When Mind Raker enters the battlefield, you may put a card an opponent owns from exile into that player's graveyard. If you do, each opponent discards a card.

Target player discards two cards.

Draw X cards.