If a player would add mana, instead all players add that mana.

You and target opponent each flip a coin. Mana Clash deals 1 damage to each player whose coin comes up tails. Repeat this process until both players' coins come up heads on the same flip.

, : Add one mana of any color.

Whenever a player taps a land for mana, that player adds one mana of any type that land produced.

You may choose not to untap Mana Leech during your untap step.

: Tap target land. It doesn't untap during its controller's untap step for as long as Mana Leech remains tapped.

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 .

Flying

Whenever you cast a noncreature spell, create an X/X red Dragon Illusion creature token with flying and haste, where X is the amount of mana spent to cast that spell. Exile that token at the beginning of the next end step.

Whenever you cast a spell, Manaplasm gets +X/+X until end of turn, where X is that spell's mana value.

Whenever you crank Mandatory Friendship Shackles, target creature gets -1/-1 until end of turn.

Living weapon (When this Equipment enters, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)

Equipped creature gets +1/+1 and has flying.

Equip

Lifelink

Whenever an opponent attacks with creatures, if two or more of those creatures are attacking you and/or planeswalkers you control, draw a card.

Whenever an opponent casts their second spell each turn, draw a card.

When Manglehorn enters, you may destroy target artifact.

Artifacts your opponents control enter tapped.

When Manic Vandal enters, destroy target artifact.

, : Untap another target artifact.

, : Target creature can't be blocked this turn.

Search your library for three cards, exile them, then shuffle.

Draw a card.

Haste

: Regenerate Manor Skeleton.

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.

Enchant creature you control

When Mantle of the Ancients enters, return any number of target Aura and/or Equipment cards from your graveyard to the battlefield attached to enchanted creature.

Enchanted creature gets +1/+1 for each Aura and Equipment attached to it.

Equipped creature gets +1/+2.

Whenever you draw your second card each turn, attach Mantle of Tides to target creature you control.

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

Whenever you complete one of the following objectives, check it off. If all three are checked off, sacrifice Map to Lorthos's Temple. If you do, create a Lorthos, the Tidemaker token.

□ Diving Gear — An artifact enters the battlefield under your control.

□ Merfolk — A Merfolk enters the battlefield under your control.

□ Ritual — You cast an instant or sorcery spell.

Sacrifice a Food: Target creature blocks Maraleaf Rider this turn if able.

Marang River Prowler can't block and can't be blocked.

You may cast Marang River Prowler from your graveyard as long as you control a black or green permanent.

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.

Marauding Boneslasher can't block unless you control another Zombie.

Marauding Maulhorn attacks each combat if able unless you control a creature named Advocate of the Beast.

: You gain 1 life.

Flying

: Marble Gargoyle gets +0/+1 until end of turn.

Creatures with power 3 or greater don't untap during their controllers' untap steps.

Choose a nonbasic land type. Each land you control of that type becomes a copy of target creature you control until end of turn and gains haste until end of turn.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

As an additional cost to cast this spell, you may exile any number of white cards from your hand. This spell costs less to cast for each card exiled this way.

Exile target artifact, creature, or enchantment with mana value X or less.

Destroy all creatures. They can't be regenerated. For each creature destroyed this way, its controller creates a 1/1 white Spirit creature token with flying.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Create X 1/1 white Soldier creature tokens with lifelink.

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.

Dethrone (Whenever this creature attacks the player with the most life or tied for most life, put a +1/+1 counter on it.)

Whenever Marchesa's Infiltrator deals combat damage to a player, draw a card.

(Start the game with this conspiracy face up in the command zone. Before the game, secretly choose one of the following. During your end step, if you meet the condition, you may reveal your choice and turn this card face down. When you do, collect the reward.)

• You've cast three or more spells this turn.

• An opponent lost 6 or more life this turn.

• There are nine or more cards in your graveyard.

Reward — Draw a card.

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

Whenever Mardu Strike Leader attacks, create a 2/1 black Warrior creature token.

Dash (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

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."

When Marina Vendrell's Grimoire enters, if you cast it, draw five cards.

You have no maximum hand size and don't lose the game for having 0 or less life.

Whenever you gain life, draw that many cards.

Whenever you lose life, discard that many cards. Then if you have no cards in hand, you lose the game.

Your opponents can't cast spells during combat.

Whenever a creature you control deals combat damage to a player, goad each creature that player controls. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.)

Whenever Marit Lage's Slumber or another snow permanent you control enters, scry 1.

At the beginning of your upkeep, if you control ten or more snow permanents, sacrifice Marit Lage's Slumber. If you do, create Marit Lage, a legendary 20/20 black Avatar creature token with flying and indestructible.

When Marker Beetles dies, target creature gets +1/+1 until end of turn.

, Sacrifice Marker Beetles: Draw a card.

Double strike (This creature deals both first-strike and regular combat damage.)

Whenever Markov Blademaster deals combat damage to a player, put a +1/+1 counter on it.

Haste (This creature can attack and as soon as it comes under your control.)

When Markov Warlord enters, up to two target creatures can't block this turn.

Double any effect that doubles. (It quadruples.)

When Marsh Crocodile enters, return a blue or black creature you control to its owner's hand.

When Marsh Crocodile enters, each player discards a card.

Flying

When Marsh Flitter enters, create two 1/1 black Goblin Rogue creature tokens.

Sacrifice a Goblin: Marsh Flitter has base power and toughness 3/3 until end of turn.

Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

Other Knights you control get +1/+1.

, : Tap another target creature.

Tap any number of untapped creatures you control. You gain 4 life for each creature tapped this way.