Lifelink

When Murderous Rider dies, put it on the bottom of its owner's library.

Devoid (This card has no color.)

When Murk Strider enters, you may put a card an opponent owns from exile into that player's graveyard. If you do, return target creature to its owner's hand.

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.

Defender

Flying

When Muse Drake enters, draw a card.

Sacrifice a Food: Put a +1/+1 counter on Mushroom Watchdogs. It gains vigilance until end of turn. Activate only as a sorcery.

Flying, vigilance

Mutagen Connoisseur gets +1/+0 for each transformed permanent you control.

Devoid (This card has no color.)

When you cast this spell, remove all counters from up to one target permanent or opponent. The next spell you cast this turn costs less to cast for each counter removed this way.

Deathtouch

, : Look at the top X cards of your library, where X is the highest mana value among artifacts you control. You may put an artifact card from among them onto the battlefield. Put the rest on the bottom of your library in any order.

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

Mwonvuli Ooze's power and toughness are each equal to 1 plus twice the number of age counters on it.

At the beginning of your upkeep, put a spore counter on Mycologist.

Remove three spore counters from Mycologist: Create a 1/1 green Saproling creature token.

Sacrifice a Saproling: You gain 2 life.

Infesting Spores — When Myconid Spore Tender enters, destroy up to one target artifact or enchantment.

Affinity for artifacts (This spell costs less to cast for each artifact you control.)

Artifact creature spells you cast have affinity for artifacts. (They cost less to cast for each artifact you control.)

Myojin of Cleansing Fire enters with a divinity counter on it if you cast it from your hand.

Myojin of Cleansing Fire has indestructible as long as it has a divinity counter on it.

Remove a divinity counter from Myojin of Cleansing Fire: Destroy all other creatures.

Myojin of Grim Betrayal enters with an indestructible counter on it if you cast it from your hand.

Remove an indestructible counter from Myojin of Grim Betrayal: Put onto the battlefield under your control all creature cards in all graveyards that were put there from anywhere this turn.

Myojin of Life's Web enters with a divinity counter on it if you cast it from your hand.

Myojin of Life's Web has indestructible as long as it has a divinity counter on it.

Remove a divinity counter from Myojin of Life's Web: Put any number of creature cards from your hand onto the battlefield.

Myojin of Roaring Blades enters with an indestructible counter on it if you cast it from your hand.

Remove an indestructible counter from Myojin of Roaring Blades: It deals 7 damage to each of up to three targets.

Myojin of Towering Might enters with an indestructible counter on it if you cast it from your hand.

Remove an indestructible counter from Myojin of Towering Might: Distribute eight +1/+1 counters among any number of target creatures you control. They gain trample until end of turn.

When Myr Battlesphere enters, create four 1/1 colorless Myr artifact creature tokens.

Whenever Myr Battlesphere attacks, you may tap X untapped Myr you control. If you do, Myr Battlesphere gets +X/+0 until end of turn and deals X damage to the player or planeswalker it's attacking.

When Myr Custodian enters, scry 2. Then each opponent may scry 1. (To scry X, a player looks at the top X cards of their library, then puts any number of them on the bottom and the rest on top in any order.)

Other Myr creatures you control get +1/+1.

, : Untap each other Myr you control.

: Target land becomes an artifact in addition to its other types until end of turn.

When Myr Moonvessel dies, add .

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.

When Myr Retriever dies, return another target artifact card from your graveyard to your hand.

At the beginning of your upkeep, if Myr Servitor is on the battlefield, each player returns all cards named Myr Servitor from their graveyard to the battlefield.

Spend only mana produced by creatures to cast this spell.

Whenever you cast an instant or sorcery spell from your hand, open an Attraction.

, : Exile target instant or sorcery card with mana value X from your graveyard and choose an Attraction you control that doesn't have a midway counter on it. Put a midway counter on it. For as long as that Attraction is on the battlefield, whenever you visit it, copy the exiled card. You may cast the copy without paying its mana cost.

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.

Psychic Blades — : Creatures you control get +2/+0 and gain menace until end of turn. (A creature with menace can't be blocked except by two or more creatures.)

Whenever this creature mutates, put a +1/+1 counter on it.

Flash

When Mysterious Stranger enters, for each graveyard with an instant or sorcery card in it, exile target instant or sorcery card from that graveyard. If two or more cards are exiled this way, choose one of them at random and copy it. You may cast the copy without paying its mana cost.

Protection from black and from red

Threshold — As long as seven or more cards are in your graveyard, Mystic Crusader gets +1/+1 and has flying.

Flying

Threshold — As long as seven or more cards are in your graveyard, Mystic Familiar gets +1/+1 and has protection from black.

Mystic of the Hidden Way can't be blocked.

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Whenever you draw your second card each turn, Mystic Skyfish gains flying until end of turn.

Threshold — Mystic Visionary has flying as long as seven or more cards are in your graveyard.

If a Wizard entering under your control causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Protection from blue

Nacatl War-Pride must be blocked by exactly one creature if able.

Whenever Nacatl War-Pride attacks, create X tokens that are copies of Nacatl War-Pride and that are tapped and attacking, where X is the number of creatures defending player controls. Exile the tokens at the beginning of the next end step.

Whenever a token you control leaves the battlefield, put a +1/+1 counter on Nadier, Agent of the Duskenel.

When Nadier leaves the battlefield, create a number of 1/1 green Elf Warrior creature tokens equal to its power.

Partner (You can have two commanders if both have partner.)

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.

Flying

Domain — Whenever Nael, Avizoa Aeronaut deals combat damage to a player, look at the top X cards of your library, where X is the number of basic land types among lands you control. Put up to one of them on top of your library and the rest on the bottom in a random order. Then if there are five basic land types among lands you control, draw a card.

: Add one mana of any type that a land you control could produce.

Affinity for Equipment (This spell costs less to cast for each Equipment you control.)

Whenever an equipped creature you control attacks, exile the top card of your library. You may play that card this turn. You may cast Equipment spells this way without paying their mana costs.

You may cast sorcery spells as though they had flash.

Whenever Najal, the Storm Runner attacks, you may pay . If you do, when you next cast an instant or sorcery spell this turn, copy it. You may choose new targets for the copy.

: Nakaya Shade gets +1/+1 until end of turn unless any player pays .

Flying

Whenever you cast a spell from exile, copy it. You may choose new targets for the copy. If it's a permanent spell, the copy gains haste and "At the beginning of the end step, sacrifice this permanent." (A copy of a permanent spell becomes a token.)

Trample, haste