Memorial to Folly enters the battlefield tapped.

: Add .

, , Sacrifice Memorial to Folly: Return target creature card from your graveyard to your hand.

Memorial to Glory enters the battlefield tapped.

: Add .

, , Sacrifice Memorial to Glory: Create two 1/1 white Soldier creature tokens.

Memorial to War enters the battlefield tapped.

: Add .

, , Sacrifice Memorial to War: Destroy target land.

Mercadian Bazaar enters the battlefield tapped.

: Put a storage counter on Mercadian Bazaar.

, Remove any number of storage counters from Mercadian Bazaar: Add for each storage counter removed this way.

, , Tap X untapped artifacts you control: Look at the top X cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Phasing (This phases in or out before you untap during each of your untap steps. While it's phased out, it's treated as though it doesn't exist.)

Flying

Whenever Merfolk Skyscout attacks or blocks, untap target permanent.

Tap an untapped nontoken artifact you control: Add .

Tap two untapped nontoken artifacts you control: Exile the top card of your library. You may play it this turn.

: Target player exiles a card from their graveyard.

Whenever you cast a black spell, you may untap Merrow Bonegnawer.

, : Target creature gets -2/-0 until end of turn. ( is the untap symbol.)

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

Whenever you cast a Merfolk spell, you may tap or untap target permanent.

Enchant creature

Merseine enters the battlefield with three net counters on it.

Enchanted creature doesn't untap during its controller's untap step if Merseine has a net counter on it.

Pay enchanted creature's mana cost: Remove a net counter from Merseine. Only the controller of the enchanted creature may activate this ability.

When Mesmerizing Benthid enters the battlefield, create two 0/2 blue Illusion creature tokens with "Whenever this creature blocks a creature, that creature doesn't untap during its controller's next untap step."

Mesmerizing Benthid has hexproof as long as you control an Illusion.

Tap all artifacts.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for .)

Counter target spell unless its controller pays .

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.

Whenever another creature enters the battlefield, untap Midnight Guard.

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.)

Whenever Mijae Djinn attacks, flip a coin. If you lose the flip, remove Mijae Djinn from combat and tap it.

Militia Rallier can't attack alone.

Whenever Militia Rallier attacks, untap target creature.

: 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.

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

Defender (This creature can't attack.)

Flying

Whenever Mindbender Spores blocks a creature, put four fungus counters on that creature. The creature gains "This creature doesn't untap during your untap step if it has a fungus counter on it" and "At the beginning of your upkeep, remove a fungus counter from this creature."

, : Put a mine counter on target land.

Whenever a land with a mine counter on it becomes tapped, destroy it.

When Mine Layer leaves the battlefield, remove all mine counters from all lands.

Protection from black

At the beginning of your upkeep, Minion of Leshrac deals 5 damage to you unless you sacrifice a creature other than Minion of Leshrac. If Minion of Leshrac deals damage to you this way, tap it.

: Destroy target creature or land.

( can be paid with either or .)

: Tap target creature.

Creatures you control get +1/+1.

Whenever you tap a land for mana, add one mana of any type that land produced.

Flying

Whenever you cast an artifact spell, you may untap target creature.

First strike, forestwalk, vigilance (This creature deals combat damage before creatures without first strike, it can't be blocked as long as defending player controls a Forest, and attacking doesn't cause this creature to tap.)

Mirror Mirror enters the battlefield tapped.

, , Sacrifice Mirror Mirror: Choose target player. At the beginning of the next end step, exchange life totals with that player, exchange control of all permanents you and that player control, and exchange cards in your hands, cards in your libraries, and cards in your graveyards.

Backup 1 (When this creature enters the battlefield, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.)

Whenever this creature attacks, for each attacking modified creature you control, create a tapped and attacking token that's a copy of that creature. Exile those tokens at end of combat. (Equipment, Auras you control, and counters are modifications.)

Whenever Mishra, Lost to Phyrexia enters the battlefield or attacks, choose three —

• Target opponent discards two cards.

• Mishra deals 3 damage to any target.

• Destroy target artifact or planeswalker.

• Creatures you control gain menace and trample until end of turn.

• Creatures you don't control get -1/-1 until end of turn.

• Create two tapped Powerstone tokens.

Banding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

At the beginning of your upkeep, Mishra's War Machine deals 3 damage to you unless you discard a card. If Mishra's War Machine deals damage to you this way, tap it.

Whenever another nonartifact creature dies, return it to the battlefield under your control face down and tapped. It's a 2/2 Cyberman artifact creature.

At the beginning of your end step, each opponent faces a villainous choice — Each artifact creature you control deals 1 damage to that opponent, or you draw a card and chaos ensues.

Permanents don't untap during their controllers' untap steps.

At the beginning of each player's upkeep, that player chooses a permanent for each card in their graveyard, then untaps those permanents.

Ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever Mistblade Shinobi deals combat damage to a player, you may return target creature that player controls to its owner's hand.

Ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever Mist-Syndicate Naga deals combat damage to a player, create a token that's a copy of Mist-Syndicate Naga.

(: Add .)

Mistveil Plains enters the battlefield tapped.

, : Put target card from your graveyard on the bottom of your library. Activate only if you control two or more white permanents.

Trample

Whenever you cast a noncreature spell, Mizzium Tank becomes an artifact creature and gets +1/+1 until end of turn.

Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

Choose one —

• Gain control of all creatures with power 4 or greater until end of turn. Untap those creatures. They gain haste until end of turn.

• Gain control of all creatures with power 3 or less until end of turn. Untap those creatures. They gain haste until end of turn.

Mobile Homestead has haste as long as you control a Mount.

Whenever Mobile Homestead attacks, look at the top card of your library. If it's a land card, you may put it onto the battlefield tapped.

Crew 2 (Tap any number of creatures you control with total power 2 or more: This Vehicle becomes an artifact creature until end of turn.)

Flying

Whenever Mobilizer Mech becomes crewed, up to one other target Vehicle you control becomes an artifact creature until end of turn.

Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)

Mogg Jailer can't attack if defending player controls an untapped creature with power 2 or less.

Haste

When Molten Primordial enters the battlefield, for each opponent, gain control of up to one target creature that player controls until end of turn. Untap those creatures. They gain haste until end of turn.

Choose one —

• Untap target creature. It gets +1/+0 and gains indestructible until end of turn.

• Destroy target creature with power 4 or greater.

When Monstrosity of the Lake enters the battlefield, you may pay . If you do, tap all creatures your opponents control, then put a stun counter on each of those creatures. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Islandcycling (, Discard this card: Search your library for an Island card, reveal it, put it into your hand, then shuffle.)

Ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever Moonblade Shinobi deals combat damage to a player, create a 1/1 blue Illusion creature token with flying.

Flying

Whenever Moonfolk Puzzlemaker becomes tapped, scry 1.