Return target creature card from your graveyard to your hand.

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

Changeling (This card is every creature type.)

You may have Moritte of the Frost enter the battlefield 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.

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

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

Morphic Pool enters the battlefield tapped unless you have two or more opponents.

: Add or .

Prowl (You may cast this for its prowl cost if you dealt combat damage to a player this turn with a Rogue.)

Target player loses 3 life and you gain 3 life. If this spell's prowl cost was paid, draw a card.

You have no maximum hand size.

At the beginning of your upkeep, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

Whenever you draw your second card each turn, put two +1/+1 counters on Morska, Undersea Sleuth.

, Discard a card: Exile target card from a graveyard.

, Sacrifice Mortiphobia: Exile target card from a graveyard.

Changeling (This card is every creature type.)

Tap an untapped creature you control: Mothdust Changeling gains flying until end of turn.

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

: Target creature you control gains protection from the color of your choice until end of turn.

Flying

, : Tap target creature.

Red legendary creatures you control have "bands with other legendary creatures." (Any legendary creatures can attack in a band as long as at least one has "bands with other legendary creatures." Bands are blocked as a group. If at least two legendary creatures you control, one of which has "bands with other legendary creatures," are blocking or being blocked by the same creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

Trample

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

( can be paid with either or .)

Flying

Whenever Mourning Thrull deals damage, you gain that much life.

Create a 3/3 green Hippo creature token.

Choose target opponent and target creature they control. You and that player have a breath-holding contest. If you win, you gain control of that creature.

Whenever you roll a 4 or higher, create a 3/3 colorless Robot artifact creature token. If you rolled 6 or higher, instead create that token and a Treasure token.

, : Roll a six-sided die plus an additional six-sided die for each mana from Treasures spent to activate this ability.

Flanking <I>(Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)</I>

When Mudbutton Torchrunner dies, it deals 3 damage to any target.

Target player exiles all land cards from their graveyard.

Play with the top card of your library revealed.

As long as the top card of your library is a creature card, Mul Daya Channelers gets +3/+3.

As long as the top card of your library is a land card, Mul Daya Channelers has ": Add two mana of any one color."

During each of your turns, you may play a land and cast a permanent spell of each permanent type from your graveyard. (If a card has multiple permanent types, choose one as you play it.)

At the beginning of each end step, if you rolled a die this turn,

Augment (, Reveal this card from your hand: Combine it with target host. Augment only as a sorcery.)

Haste

Rally — Whenever Munda, Ambush Leader or another Ally enters the battlefield under your control, you may look at the top four cards of your library. If you do, reveal any number of Ally cards from among them, then put those cards on top of your library in any order and the rest on the bottom in any order.

Creatures with no abilities get +2/+2.

: Add .

When Museum Nightwatch dies, create a 2/2 white and blue Detective creature token.

Disguise (You may cast this card face down for as a 2/2 creature with ward . Turn it face up any time for its disguise cost.)

When Muster the Departed enters the battlefield, create a 1/1 white Spirit creature token with flying.

Morbid — At the beginning of your end step, if a creature died this turn, populate. (Create a token that's a copy of a creature token you control.)

Trample

Warp Vortex — When Mutalith Vortex Beast enters the battlefield, flip a coin for each opponent you have. For each flip you win, draw a card. For each flip you lose, Mutalith Vortex Beast deals 3 damage to that player.

Whenever Mycoid Shepherd or another creature you control with power 5 or greater dies, you may gain 5 life.

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

All permanents are artifacts in addition to their other types.

All cards that aren't on the battlefield, spells, and permanents are colorless.

Players may spend mana as though it were mana of any color.

Myojin of Night's Reach enters the battlefield with a divinity counter on it if you cast it from your hand.

Myojin of Night's Reach has indestructible as long as it has a divinity counter on it.

Remove a divinity counter from Myojin of Night's Reach: Each opponent discards their hand.

When Myr Battlesphere enters the battlefield, 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.

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

During your turn, your opponents can't cast spells or activate abilities of artifacts, creatures, or enchantments.

Whenever Myrel, Shield of Argive attacks, create X 1/1 colorless Soldier artifact creature tokens, where X is the number of Soldiers you control.

Draw two cards.

Landfall — If you had a land enter the battlefield under your control this turn, draw three cards instead.

: Draw two cards.

Enchant land you control

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

Enchanted land has ": Target creature gets +2/+2 until end of turn."

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

You may cast Mystical Tether as though it had flash if you pay more to cast it.

When Mystical Tether enters the battlefield, exile target artifact or creature an opponent controls until Mystical Tether leaves the battlefield.

Your commander costs less to cast for each time it's been cast from the command zone this game.

Whenever your commander is put into the command zone from anywhere, draw a card.

If was spent to cast this spell, search your library for a card, put that card into your graveyard, then shuffle.

Return up to two permanent cards from your graveyard to your hand.

Destroy target nonland permanent if it's a creature or if was spent to cast this spell.

Mythos of Vadrok deals 5 damage divided as you choose among any number of target creatures and/or planeswalkers. If was spent to cast this spell, until your next turn, those permanents can't attack or block and their activated abilities can't be activated.

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.)

Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.)

Whenever Nagao, Bound by Honor attacks, Samurai creatures you control get +1/+1 until end of turn.

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.

As long as it's your turn, creatures you control have first strike and equip abilities you activate cost less to activate.

−X: Nahiri, Storm of Stone deals X damage to target tapped creature.

+2: Create a 1/1 white Kor Soldier creature token. You may attach an Equipment you control to it.

−2: You may put an Equipment card from your hand or graveyard onto the battlefield.

−10: Create a colorless Equipment artifact token named Stoneforged Blade. It has indestructible, "Equipped creature gets +5/+5 and has double strike," and equip .

Nahiri, the Lithomancer can be your commander.