Flash

Flying

Whenever Malcolm, Alluring Scoundrel deals combat damage to a player, put a chorus counter on it. Draw a card, then discard a card. If there are four or more chorus counters on Malcolm, you may cast the discarded card without paying its mana cost.

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

At the beginning of your upkeep, put a growth counter on Malignant Growth.

At the beginning of each opponent's draw step, that player draws an additional card for each growth counter on Malignant Growth, then Malignant Growth deals damage to the player equal to the number of cards they drew this way.

Whenever you cast a multicolored spell, Mana Cannons deals X damage to any target, where X is the number of colors that spell is.

At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you.

: Add .

Mana Vault doesn't untap during your untap step.

At the beginning of your upkeep, you may pay . If you do, untap Mana Vault.

At the beginning of your draw step, if Mana Vault is tapped, it deals 1 damage to you.

: Add .

As Mangara's Equity enters, choose black or red.

At the beginning of your upkeep, sacrifice Mangara's Equity unless you pay .

Whenever a creature of the chosen color deals damage to you or a white creature you control, Mangara's Equity deals that much damage to that creature.

When Manticore of the Gauntlet enters, put a -1/-1 counter on target creature you control. Manticore of the Gauntlet deals 3 damage to target opponent or planeswalker.

Marath, Will of the Wild enters with a number of +1/+1 counters on it equal to the amount of mana spent to cast it.

, Remove X +1/+1 counters from Marath: Choose one —

• Put X +1/+1 counters on target creature. X can't be 0.

• Marath deals X damage to any target. X can't be 0.

• Create an X/X green Elemental creature token. X can't be 0.

All Walls able to block Marble Priest do so.

Prevent all combat damage that would be dealt to Marble Priest by Walls.

Menace, deathtouch

Whenever Marchesa, Resolute Monarch attacks, remove all counters from up to one target permanent.

At the beginning of your upkeep, if you haven't been dealt combat damage since your last turn, you draw a card and you lose 1 life.

Vigilance, trample

Whenever a creature you control deals combat damage to a player, draw a card if that creature has a +1/+1 counter on it. If it doesn't, put a +1/+1 counter on it.

: Mardu Hateblade gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.)

Whenever a creature an opponent controls dies, exile it with a hit counter on it.

Assassins, Mercenaries, and Rogues you control have deathtouch and "Whenever this creature deals combat damage to a player, you may remove a hit counter from a card that player owns in exile. If you do, draw a card and create two Treasure tokens."

Marjhan doesn't untap during your untap step.

, Sacrifice a creature: Untap Marjhan. Activate only during your upkeep.

Marjhan can't attack unless defending player controls an Island.

: Marjhan gets -1/-0 until end of turn and deals 1 damage to target attacking creature without flying.

When you control no Islands, sacrifice Marjhan.

Enchant creature

Enchanted creature has "Whenever this creature deals combat damage to a player, add that much . Until end of turn, you don't lose this mana as steps and phases end."

Whenever Markov Enforcer or another Vampire you control enters, Markov Enforcer fights up to one target creature an opponent controls.

Whenever a creature dealt damage by Markov Enforcer this turn dies, create a Blood token. (It's an artifact with ", , Discard a card, Sacrifice this artifact: Draw a card.")

Choose one or both —

• Creatures you control get +1/+0 until end of turn.

• Target Vampire you control deals damage equal to its power to another target creature.

Whenever Marsh Viper deals damage to a player, that player gets two poison counters. (A player with ten or more poison counters loses the game.)

Until end of turn, target creature you control gains ": The next 1 damage that would be dealt to target creature, planeswalker, or player this turn is dealt to this creature instead." Only you may activate this ability.

As long as Martyrs of Korlis is untapped, all damage that would be dealt to you by artifacts is dealt to Martyrs of Korlis instead.

When Mask of Immolation enters, create a 1/1 red Elemental creature token, then attach Mask of Immolation to it.

Equipped creature has "Sacrifice this creature: It deals 1 damage to any target."

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

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.)

Whenever equipped creature deals combat damage to a player, it connives X, where X is the amount of damage it dealt to that player. (Draw X cards, then discard X cards. Put a +1/+1 counter on that creature for each nonland card discarded this way.)

Equip

Massive Raid deals damage to any target equal to the number of creatures you control.

: Prevent the next 4 damage that would be dealt to any target this turn.

At the beginning of your upkeep, create a 2/2 green Wolf creature token.

: Tap all untapped Wolf creatures you control. Each Wolf tapped this way deals damage equal to its power to target creature. That creature deals damage equal to its power divided as its controller chooses among any number of those Wolves.

Target creature you control deals damage equal to its power to target creature or planeswalker you don't control.

Whenever Matsu-Tribe Birdstalker deals combat damage to a creature, tap that creature and it doesn't untap during its controller's next untap step.

: Matsu-Tribe Birdstalker gains reach until end of turn. (It can block creatures with flying.)

: Matsu-Tribe Sniper deals 1 damage to target creature with flying.

Whenever Matsu-Tribe Sniper deals damage to a creature, tap that creature and it doesn't untap during its controller's next untap step.

Whenever a player sacrifices a permanent, Mayhem Devil deals 1 damage to any target.

: Untap target attacking creature. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

If a red or artifact source you control would deal damage to an opponent or a permanent an opponent controls, it deals that much damage plus 1 instead.

Choose one —

• Disarm — Destroy target artifact. Create four Treasure tokens.

• Detonate — Megaton's Fate deals 8 damage to each creature. Each player gets four rad counters.

Vigilance, trample

Whenever Meglonoth blocks a creature, Meglonoth deals damage to that creature's controller equal to Meglonoth's power.

Destroy target land. Melt Terrain deals 2 damage to that land's controller.

Paradox — Whenever you cast a spell from anywhere other than your hand, Memory Worm deals 2 damage to target player. That player discards a card, then draws a card. Put a +1/+1 counter on Memory Worm.

Flying

Whenever Meneldor, Swift Savior deals combat damage to a player, exile up to one target creature you own, then return it to the battlefield under your control.

Flying

Each creature you control is a Vampire in addition to its other creature types and has "Whenever this creature deals damage to a creature, put a +1/+1 counter on this creature."

Mephit's Enthusiasm deals 4 damage to target creature or planeswalker. If excess damage was dealt this way, note that excess damage, then you get a boon with "When you cast your next creature spell, it perpetually gets +X/+0, where X is the noted number."

Freerunning (You may cast this spell for its freerunning cost if you dealt combat damage to a player this turn with an Assassin or commander.)

When Merciless Harlequin enters, you draw a card and you lose 1 life.

Flying

Whenever Mercurial Kite deals combat damage to a creature, tap that creature. That creature doesn't untap during its controller's next untap step.

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

Whenever Merfolk Spy deals combat damage to a player, that player reveals a card at random from their hand.

Reach

Domain — When Meria's Outrider enters, it deals damage to each opponent equal to the number of basic land types among lands you control.

Meteor Shower deals X plus 1 damage divided as you choose among any number of targets.

Meteor Swarm deals 8 damage divided as you choose among X target creatures and/or planeswalkers.

Flying, vigilance

You have hexproof.

Whenever Metropolis Reformer is dealt damage, you gain that much life.

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

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 a nontoken creature you control dies, Midnight Reaper deals 1 damage to you and you draw a card.

: 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.)