The "legend rule" doesn't apply.

You may have Mirror Image enter as a copy of a creature you control.

Cast this spell only during the declare blockers step.

For each creature attacking you or a planeswalker you control, create a token that's a copy of that creature and that's blocking that creature. Exile those tokens at end of combat.

Enchant creature

Whenever enchanted creature attacks, you may create a token that's a copy of that creature. Exile that token at end of combat.

, : Scry 1, then draw a card. This ability costs less to activate for each legendary creature you control.

As Mirror of the Forebears enters, choose a creature type.

: Until end of turn, Mirror of the Forebears becomes a copy of target creature you control of the chosen type, except it's an artifact in addition to its other types.

Equipped creature gets +0/+2 and has hexproof and "Whenever a creature with deathtouch blocks or becomes blocked by this creature, destroy that creature."

Equip (: Attach to target creature you control. Equip only as a sorcery.)

, Sacrifice Mirror Universe: Exchange life totals with target opponent. Activate only during your upkeep.

Whenever a player casts a spell, that player flips a coin. If the player loses the flip, counter that spell.

Whenever chaos ensues, target player reveals the top card of their library. If it's a nonland card, you may cast it without paying its mana cost.

You may have Mirrorhall Mimic enter as a copy of any creature on the battlefield, except it's a Spirit in addition to its other types.

Disturb (You may cast this card from your graveyard transformed for its disturb cost.)

You may have Mirrormade enter as a copy of any artifact or enchantment on the battlefield.

Mirrorpool enters tapped.

: Add .

, , Sacrifice Mirrorpool: Copy target instant or sorcery spell you control. You may choose new targets for the copy.

, , Sacrifice Mirrorpool: Create a token that's a copy of target creature you control.

Vigilance

Whenever a creature you control becomes the target of a backup ability, copy that ability. You may choose new targets for the copy. This ability triggers only once each turn.

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.)

Flying

Whenever a player casts an instant or sorcery spell that targets only Mirrorwing Dragon, that player copies that spell for each other creature they control that the spell could target. Each copy targets a different one of those creatures.

Whenever another nontoken artifact you control enters, you may pay . If you do, create a token that's a copy of that artifact.

Counter target instant or sorcery spell unless its controller pays .

Whenever Mischievous Catgeist deals combat damage to a player, draw a card.

Disturb (You may cast this card from your graveyard transformed for its disturb cost.)

Flying

Pay 1 life: Regenerate Mischievous Poltergeist.

: Turn Mischievous Quanar face down.

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

When Mischievous Quanar is turned face up, copy target instant or sorcery spell. You may choose new targets for that copy.

Choose a nonland card name, then reveal the top card of your library. If that card has the chosen name, you draw three cards.

Choose one —

• Destroy target Cleric.

• Return target Cleric card from your graveyard to your hand.

• Target player loses 2 life.

An opponent chooses one —

• You put a +1/+1 counter on each creature you control and gain 4 life.

• You put a -1/-1 counter on each creature that player controls and Misfortune deals 4 damage to that player.

Destroy target creature. Its owner gains 4 life.

If a creature you control would deal damage, it deals double that damage instead.

Whenever you attack, each opponent loses X life and you gain X life, where X is the number of attacking creatures. If Mishra, Claimed by Gix and a creature named Phyrexian Dragon Engine are attacking, and you both own and control them, exile them, then meld them into Mishra, Lost to Phyrexia. It enters tapped and attacking.

Haste

, , Discard a card: Draw a card.

Whenever you discard one or more artifact cards, add . This ability triggers only once each turn.

Permanents you control have "Ward—Sacrifice a permanent."

Each artifact card in your graveyard has unearth . (: Return the card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Choose two —

• Choose target player. They may discard up to X cards. Then they draw a card for each card discarded this way.

• This spell deals X damage to target creature.

• This spell deals X damage to target planeswalker.

• Target creature gets +X/+0 and gains haste until end of turn.

: Add .

: Mishra's Factory becomes a 2/2 Assembly-Worker artifact creature until end of turn. It's still a land.

: Target Assembly-Worker creature gets +1/+1 until end of turn.

, Sacrifice Mishra's Groundbreaker: Target land becomes a 3/3 artifact creature that's still a land. <I>(This effect lasts indefinitely.)</I>

Trample

Mishra's Juggernaut attacks each combat if able.

Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

, , Sacrifice Mishra's Research Desk: Exile the top two cards of your library. Choose one of them. Until the end of your next turn, you may play that card.

Unearth (: Return this card from your graveyard to the battlefield. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Banding (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 you control are blocking or being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

At the beginning of your upkeep, Mishra's War Machine deals 3 damage to you unless you discard a card. If Mishra's War Machine deals damage to you this way, tap it.

Put up to three target cards from an opponent's graveyard on top of their library in any order.

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 .

Flying

Creatures target player controls don't untap during that player's next untap step.

Flying

Other Merfolk you control get +1/+0 and have flying.

Encore (, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Devoid (This card has no color.)

Flying

Ingest (Whenever this creature deals combat damage to a player, that player exiles the top card of their library.)

Permanents don't untap during their controllers' untap steps.

At the beginning of each player's upkeep, that player chooses a permanent for each card in their graveyard, then untaps those permanents.

Destroy target artifact or enchantment. Create a 1/1 green Squirrel creature token for each fire extinguisher you can see from your seat.

Ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever Mistblade Shinobi deals combat damage to a player, you may return target creature that player controls to its owner's hand.

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

This spell can't be countered.

Haste, protection from blue

Mistcutter Hydra enters with X +1/+1 counters on it.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Whenever you cast a noncreature spell, target creature gains flying until end of turn.

: Counter target spell that targets Mistfolk.

Flying

: Mistform Dreamer becomes the creature type of your choice until end of turn.

: Choose a creature type other than Wall. Target creature becomes that type until end of turn.

Flying

: Mistform Shrieker becomes the creature type of your choice until end of turn.

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