When Meadowboon leaves the battlefield, put a +1/+1 counter on each creature target player controls.

Evoke (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

Trample, haste

When Menacing Ogre enters, each player secretly chooses a number. Then those numbers are revealed. Each player with the highest number loses that much life. If you are one of those players, put two +1/+1 counters on Menacing Ogre.

Exile target creature. Incubate 3. (Create an Incubator token with three +1/+1 counters on it and ": Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.)

When Merfolk Branchwalker enters, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

When Merry Bards enters, you may pay . When you do, create a Young Hero Role token attached to target creature you control. (If you control another Role on it, put that one into the graveyard. Enchanted creature has "Whenever this creature attacks, if its toughness is 3 or less, put a +1/+1 counter on it.")

As Metallic Mimic enters, choose a creature type.

Metallic Mimic is the chosen type in addition to its other types.

Each other creature you control of the chosen type enters with an additional +1/+1 counter on it.

Put two +1/+1 counters on target creature.

Delirium — Put three +1/+1 counters on that creature instead if there are four or more card types among cards in your graveyard.

Mikaeus, the Lunarch enters 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.

: Mild-Mannered Librarian becomes a Werewolf. Put two +1/+1 counters on it and you draw a card. Activate only once.

Mindless Automaton enters with two +1/+1 counters on it.

, Discard a card: Put a +1/+1 counter on Mindless Automaton.

Remove two +1/+1 counters from Mindless Automaton: Draw a card.

Mindwarper enters with three +1/+1 counters on it.

, Remove a +1/+1 counter from Mindwarper: Target player discards a card. Activate only as a sorcery.

When Minsc & Boo, Timeless Heroes enters and at the beginning of your upkeep, you may create Boo, a legendary 1/1 red Hamster creature token with trample and haste.

+1: Put three +1/+1 counters on up to one target creature with trample or haste.

−2: Sacrifice a creature. When you do, Minsc & Boo, Timeless Heroes deals X damage to any target, where X is that creature's power. If the sacrificed creature was a Hamster, draw X cards.

Minsc & Boo, Timeless Heroes can be your commander.

, Sacrifice a Swamp: Put a +1/+1 counter on Mire Shade. Activate only as a sorcery.

Target opponent discards two cards.

Awaken 3— (If you cast this spell for , also put three +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.)

Flying, vigilance

Whenever you surveil, put a +1/+1 counter on Mirko, Obsessive Theorist.

At the beginning of your end step, you may return target creature card with power less than Mirko's from your graveyard to the battlefield with a finality counter on it. (If it would die, exile it instead.)

Backup 1 (When this creature enters, 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.)

At the beginning of your upkeep, return another creature you control to its owner's hand. If you do, put a +1/+1 counter on Mistbreath Elder. Otherwise, you may return Mistbreath Elder to its owner's hand.

Whenever you cast an Aura or Equipment spell, put a +1/+1 counter on Mister Gutsy.

When Mister Gutsy dies, create X Junk tokens, where X is the number of +1/+1 counters on it. (They're artifacts with ", Sacrifice this artifact: Exile the top card of your library. You may play that card this turn. Activate only as a sorcery.")

When Moira Brown, Guide Author enters, create a colorless Equipment artifact token named Wasteland Survival Guide with "Equipped creature gets +1/+1 for each quest counter among permanents you control" and equip .

Whenever you attack, put a quest counter on target nonland permanent you control.

Lifelink

Mold Harvest — , Sacrifice another creature or an artifact: Put a +1/+1 counter on Mold Folk.

When Moldgraf Millipede enters, mill three cards, then put a +1/+1 counter on Moldgraf Millipede for each creature card in your graveyard. (To mill three cards, put the top three cards of your library into your graveyard.)

Enchant creature

At the beginning of your upkeep, you may put a growth counter on Momentum.

Enchanted creature gets +1/+1 for each growth counter on Momentum.

Flurry of Blows — Whenever you cast your second spell each turn, put a +1/+1 counter on Monk of the Open Hand.

Flying

Whenever a creature an opponent controls dies, you create a Blood token. (It's an artifact with ", , Discard a card, Sacrifice this artifact: Draw a card.")

Whenever you sacrifice an artifact, put a +1/+1 counter on Moonstone Eulogist and you gain 1 life.

Deathtouch, haste

, Discard a card: Draw a card. If the discarded card was a creature card, amass Orcs 1. (Put a +1/+1 counter on an Army you control. It's also an Orc. If you don't control an Army, create a 0/0 black Orc Army creature token first.)

Changeling (This card is every creature type.)

You may have Moritte of the Frost enter as a copy of a permanent you control, except it's legendary and snow in addition to its other types and, if it's a creature, it enters with two additional +1/+1 counters on it and has changeling.

Whenever a player sacrifices a creature, you may put a +1/+1 counter on Mortician Beetle.

Whenever Mossdog becomes the target of a spell or ability an opponent controls, put a +1/+1 counter on Mossdog.

When this creature enters, roll a six-sided die. Put a number of +1/+1 counters on this creature equal to the result.

Trample

Mounted Dreadknight enters with a +1/+1 counter on it if an opponent lost life this turn.

Vigilance

Whenever you cast a spell, target opponent draws a card. Put a +1/+1 counter on target creature. It gains flying until end of turn. If this is the second time this ability has resolved this turn, you draw two cards.

Cohort — , Tap an untapped Ally you control: Put a +1/+1 counter on each creature you control.

Delve (Each card you exile from your graveyard while casting this spell pays for .)

Flying

Murktide Regent enters with a +1/+1 counter on it for each instant and sorcery card exiled with it.

Whenever an instant or sorcery card leaves your graveyard, put a +1/+1 counter on Murktide Regent.

Target creature you control with a +1/+1 counter on it fights target creature an opponent controls. (Each deals damage equal to its power to the other.)

Mycosynth Fiend gets +1/+1 for each poison counter your opponents have.

At the beginning of your upkeep, put a +1/+1 counter on Myr Prototype.

Myr Prototype can't attack or block unless you pay for each +1/+1 counter on it.

Kicker

If Myriad Construct was kicked, it enters with a +1/+1 counter on it for each nonbasic land your opponents control.

When Myriad Construct becomes the target of a spell, sacrifice it and create a number of 1/1 colorless Construct artifact creature tokens equal to its power.

Flying

Each creature you control that has an Adventure enters with an additional +1/+1 counter on it. (It doesn't need to have gone on the adventure first.)

Whenever you draw a card, you may pay . If you do, put a +1/+1 counter on Nadir Kraken and create a 1/1 blue Tentacle creature token.

When Nantuko Cultivator enters, you may discard any number of land cards. Put that many +1/+1 counters on Nantuko Cultivator and draw that many cards.

Deathtouch

Revolt — Narnam Renegade enters with a +1/+1 counter on it if a permanent you controlled left the battlefield this turn.

At the beginning of your upkeep, exile the top card of each opponent's library. Until end of turn, you may cast spells from among those exiled cards, and you may spend mana as though it were mana of any color to cast those spells.

Whenever you cast a spell from exile, put a +1/+1 counter on Nassari, Dean of Expression.

, Discard a card: Put a +1/+1 counter on target creature or that creature gains banding, first strike, or trample. (This effect lasts indefinitely. 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 a player controls are blocking or being blocked by a creature, that player divides that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

When you cycle Naya Sojourners or it dies, you may put a +1/+1 counter on target creature.

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

Deathtouch

When Nazgûl enters, the Ring tempts you.

Whenever the Ring tempts you, put a +1/+1 counter on each Wraith you control.

A deck can have up to nine cards named Nazgûl.

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

If Necravolver was kicked with its kicker, it enters with two +1/+1 counters on it and with trample.

If Necravolver was kicked with its kicker, it enters with a +1/+1 counter on it and with "Whenever Necravolver deals damage, you gain that much life."

At the beginning of your upkeep, put a +1/+1 counter on Necroplasm.

At the beginning of your end step, destroy each creature with mana value equal to the number of +1/+1 counters on Necroplasm.

Dredge 2 (If you would draw a card, you may mill two cards instead. If you do, return this card from your graveyard to your hand.)

Flying

Necrosquito enters with two oil counters on it.

Necrosquito gets +1/+1 for each oil counter on it.

Whenever another creature or artifact you control is put into a graveyard from the battlefield, put an oil counter on Necrosquito.

This spell costs less to cast for each creature card in your graveyard.

: Monstrosity 5. This ability costs less to activate for each creature card in your graveyard. (If this creature isn't monstrous, put five +1/+1 counters on it and it becomes monstrous.)

Reach

: Monstrosity 4. (If this creature isn't monstrous, put four +1/+1 counters on it and it becomes monstrous.)