Creatures you control have wither.

Whenever a creature an opponent controls dies, if it had 0 or less toughness, you and that player lose 1 life and you draw a card.

: Regenerate Matopi Golem. When it regenerates this way, put a -1/-1 counter on it.

Flying

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)

Whenever another creature you control dies, if you have the city's blessing, put a +1/+1 counter on Mausoleum Harpy.

When Mausoleum Turnkey enters, return target creature card of an opponent's choice from your graveyard to your hand.

Whenever one or more nontoken Vampires you control attack, create a 1/1 white Vampire creature token with lifelink.

Flash

Enchant creature

When Maze's Mantle enters, if enchanted creature has toxic, that creature gains hexproof until end of turn.

Enchanted creature gets +2/+2.

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.)

You gain 8 life.

Cast this spell only during your turn and only during combat before blockers are declared.

You choose which creatures block this combat and how those creatures block.

Whenever a creature attacks and isn't blocked this combat, untap it and remove it from combat.

Melek, Reforged Researcher's power and toughness are each equal to twice the number of instant and sorcery cards in your graveyard.

The first instant or sorcery spell you cast each turn costs less to cast.

Heroic — Whenever you cast a spell that targets Meletis Astronomer, look at the top three cards of your library. You may reveal an enchantment card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

Target opponent reveals their hand. You choose a nonland card from that player's graveyard or hand and exile it.

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

, Discard a card: Draw a card.

Choose one —

• Exile all artifacts.

• Exile all creatures.

• Exile all enchantments.

• Exile all planeswalkers.

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.

At the beginning of each upkeep, if a player cast two or more spells last turn, transform Merciless Predator.

As an additional cost to cast this spell, sacrifice a creature or land.

Draw two cards.

When Metalspinner's Puzzleknot enters, you draw a card and you lose 1 life.

, Sacrifice Metalspinner's Puzzleknot: You draw a card and you lose 1 life.

When Michonne enters, create two Walker tokens.

As long as Michonne is equipped, she must be blocked if able.

Whenever Michonne and at least two Zombies attack, she gains indestructible until end of turn.

Target creature gets +2/+2 and gains flying until end of turn.

Vigilance (Attacking doesn't cause this creature to tap.)

When Militia Bugler enters, look at the top four cards of your library. You may reveal a creature card with power 2 or less from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

This spell costs less to cast for each Spirit you control.

Flying

Whenever Millicent, Restless Revenant or another nontoken Spirit you control dies or deals combat damage to a player, create a 1/1 white Spirit creature token with flying.

Trample

Whenever Mindleech Mass deals combat damage to a player, you may look at that player's hand. If you do, you may cast a spell from among those cards without paying its mana cost.

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.

Mindless Null can't block unless you control a Vampire.

Whenever a nontoken creature you control enters, you may pay . If you do, create a token that's a copy of that creature, except it has haste and "At the beginning of the end step, sacrifice this permanent."

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.

: Destroy target Aura attached to a creature you control.

Target creature gets +2/+2 until end of turn.

Metalcraft — That creature gets +4/+4 until end of turn instead if you control three or more artifacts.

The "legend rule" doesn't apply.

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.)

, Sacrifice Mishra's Bauble: Look at the top card of target player's library. Draw a card at the beginning of the next turn's upkeep.

Flash

When Misleading Signpost enters during the declare attackers step, you may reselect which player or permanent target attacking creature is attacking. (It can't attack its controller or their permanents.)

: Add .

Sacrifice Mistcaller: Until end of turn, if a nontoken creature would enter and it wasn't cast, exile it instead.

Flash (You may cast this spell any time you could cast an instant.)

When Mizzium Meddler enters, you may change a target of target spell or ability to Mizzium Meddler.

Using a mobile device, take a picture of target creature. That device enters as a token that's a photocopy of the pictured creature. (Photocopies include Auras, Equipment, counters, and stickers in the shot. Don't touch other people's phones without permission and be careful if you do.)

Whenever Mobile Garrison attacks, untap another target artifact or creature you control.

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.)

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

You may choose not to untap Mole Worms during your untap step.

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

Whenever Momentum Rumbler attacks, if it doesn't have first strike, put a first strike counter on it.

Whenever Momentum Rumbler attacks, if it has first strike, it gains double strike until end of turn.

Divine Intervention — When Moon-Blessed Cleric enters, you may search your library for an enchantment card, reveal it, then shuffle and put that card on top.

Flying

Whenever Moonrise Cleric attacks, you gain 1 life.

Attacking creatures get +1/+1 until end of turn.

Changeling (This card is every creature type.)

As Morophon, the Boundless enters, choose a creature type.

Spells of the chosen type you cast cost less to cast. This effect reduces only the amount of colored mana you pay.

Other creatures you control of the chosen type get +1/+1.

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

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

If Moss-Pit Skeleton was kicked, it enters with three +1/+1 counters on it.

Whenever one or more +1/+1 counters are put on a creature you control, if Moss-Pit Skeleton is in your graveyard, you may put Moss-Pit Skeleton on top of your library.

Mountain Valley enters tapped.

, Sacrifice Mountain Valley: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.

+1: Until your next turn, up to one target creature gets -5/-0.

−3: Return up to two target creatures to their owners' hands.

−7: Creatures you control with flying get +5/+5 until end of turn.

Mudbrawler Raiders can't be blocked by blue creatures.

Target player exiles all land cards from their graveyard.

If X is 1, scry 1, then draw a card.

If X is 2, you may choose a player. They return a creature they control to its owner's hand.

If X is 3, create a 4/4 blue and red Elemental creature token.

If X is 4 or more, do all of the above.