Whenever Lunk Errant attacks alone, it gets +1/+1 and gains trample until end of turn.

Deathtouch

Whenever a Curse is put into your graveyard from the battlefield, return it to the battlefield attached to you at the beginning of the next end step.

At the beginning of your upkeep, you may attach a Curse attached to you to one of your opponents. If you do, draw two cards.

Horsemanship (This creature can't be blocked except by creatures with horsemanship.)

Whenever Ma Chao, Western Warrior attacks alone, it can't be blocked this combat.

At the beginning of your end step, if Mad Dog didn't attack or come under your control this turn, sacrifice it.

Whenever you draw your second card each turn, create two 1/1 black Rat creature tokens.

Flying

Whenever Maelstrom Archangel deals combat damage to a player, you may cast a spell from your hand without paying its mana cost.

Creatures you control have haste.

Cascade, 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. Then do it again.)

: Note the name of target instant or sorcery card in your graveyard and put it onto the battlefield face down. It's a 3/3 creature with "Whenever this creature deals combat damage to a player, you may create a copy of the card with the noted name. You may cast the copy without paying its mana cost" and "If this creature would leave the battlefield, exile it instead of putting it anywhere else."

Whenever you commit a crime, create a tapped Treasure token. This ability triggers only once each turn. (Targeting opponents, anything they control, and/or cards in their graveyards is a crime.)

Sacrifice three Treasures: Create a 4/4 red Scorpion Dragon creature token with flying and haste. Activate only as a sorcery.

Whenever a player casts a noncreature spell, Magebane Lizard deals damage to that player equal to the number of noncreature spells they've cast this turn.

When Magma Giant enters the battlefield, it deals 2 damage to each creature and each player.

Flying

When Magma Phoenix dies, it deals 3 damage to each creature and each player.

: Return Magma Phoenix from your graveyard to your hand.

All Slivers have ": Target Sliver creature gets +X/+0 until end of turn, where X is the number of Slivers on the battlefield."

Magmasaur enters the battlefield with five +1/+1 counters on it.

At the beginning of your upkeep, you may remove a +1/+1 counter from Magmasaur. If you don't, sacrifice Magmasaur and it deals damage equal to the number of +1/+1 counters on it to each creature without flying and each player.

At the beginning of each upkeep, Magmatic Force deals 3 damage to any target.

, Sacrifice a nonland permanent: Magmaw deals 1 damage to any target.

Flying

Unearthly Power — Instant and sorcery spells you cast cost less to cast for each creature token you control.

Blade of Magnus — Whenever Magnus the Red deals combat damage to a player, create a 3/3 red Spawn creature token.

, : Tap target creature you control and target creature of an opponent's choice they control. Those creatures fight each other. (Each deals damage equal to its power to the other.)

, : Choose a card name, then reveal a card at random from your hand. If that card has the chosen name, Magus of the Scroll deals 2 damage to any target.

At the beginning of your end step, create a Treasure token for each creature that died this turn. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

Trample

Landfall — Whenever a land enters the battlefield under your control, Makindi Sliderunner gets +1/+1 until end of turn.

Flying

When Malfegor enters the battlefield, discard your hand. Each opponent sacrifices a creature for each card discarded this way.

Flying, trample

Join forces — Whenever Mana-Charged Dragon attacks or blocks, each player starting with you may pay any amount of mana. Mana-Charged Dragon gets +X/+0 until end of turn, where X is the total amount of mana paid this way.

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.

When Manic Vandal enters the battlefield, destroy target artifact.

Afflict 3 (Whenever this creature becomes blocked, defending player loses 3 life.)

Manticore Eternal attacks each combat if able.

Flying, vigilance, haste

Raid — At the beginning of your end step, if you attacked this turn, you may draw a card. If you do, discard a card.

Creature spells you cast cost less to cast.

Whenever another creature enters the battlefield under your control, Marauding Raptor deals 2 damage to it. If a Dinosaur is dealt damage this way, Marauding Raptor gets +2/+0 until end of turn.

Whenever you commit a crime, you may pay . If you do, look at the top two cards of your library. Put one of them into your hand and the other into your graveyard. (Targeting opponents, anything they control, and/or cards in their graveyards is a crime.)

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

: Target creature you control gains haste until end of turn and can't be blocked this turn.

Raid — When Mardu Heart-Piercer enters the battlefield, if you attacked this turn, Mardu Heart-Piercer deals 2 damage to any target.

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.)

Rampage 1 <I>(Whenever this creature becomes blocked, it gets +1/+1 until end of turn for each creature blocking it beyond the first.)</I>

Double strike

Whenever Markov Enforcer or another Vampire enters the battlefield under your control, 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.")

Haste

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

Whenever Márton Stromgald attacks, other attacking creatures get +1/+1 until end of turn for each attacking creature other than Márton Stromgald.

Whenever Márton Stromgald blocks, other blocking creatures get +1/+1 until end of turn for each blocking creature other than Márton Stromgald.

: Switch a Killbot or Mary O'Kill in your hand with one on the battlefield. (If a creature is tapped, the switched creature is tapped. The same is true for untapped, attacking, blocking, enchanted, equipped, and targeted. Any counters on a creature are on the switched creature instead.)

First strike, deathtouch

Master of Cruelties can only attack alone.

Whenever Master of Cruelties attacks a player and isn't blocked, that player's life total becomes 1. Master of Cruelties assigns no combat damage this combat.

Menace

At the beginning of your end step, put a bounty counter on target creature an opponent controls. For as long as that creature has a bounty counter on it, it has "When this creature dies, each opponent draws a card and gains 2 life."

When Maulfist Doorbuster enters the battlefield, you get (two energy counters).

Whenever Maulfist Doorbuster attacks, you may pay . If you do, target creature can't block this turn.

Devoid (This card has no color.)

: Maw of Kozilek gets +2/-2 until end of turn. ( represents colorless mana.)

, : Look at the top five cards of your library. You may put a creature card with power 5 or greater from among them onto the battlefield. Put the rest on the bottom of your library in any order.

Menace (This creature can't be blocked except by two or more creatures.)

Whenever Mayhem Patrol attacks, target creature gets +1/+0 until end of turn.

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 an enchanted creature attacks one of your opponents, it gets +2/+0 and gains trample until end of turn.

Whenever an Aura you control is put into your graveyard from the battlefield, exile it. Until the end of your next turn, you may cast that card.

Haste

Whenever you attack with three or more creatures, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

More Than Meets the Eye (You may cast this card converted for .)

Your opponents can't cast spells during combat.

At the beginning of your postcombat main phase, you may convert Megatron. If you do, add for each 1 life your opponents have lost this turn.

Play with the top card of your library revealed.

You may cast instant and sorcery spells from the top of your library.

Whenever you cast an instant or sorcery spell from your library, copy it. You may choose new targets for the copy.

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.