Flying

Whenever an artifact you control enters, you may tap target permanent.

Whenever you cast an instant spell, you may pay . If you do, draw a card.

Maga, Traitor to Mortals enters with X +1/+1 counters on it.

When Maga enters, target player loses life equal to the number of +1/+1 counters on it.

As long as there are four or more instant and/or sorcery cards in your graveyard, Magmatic Channeler gets +3/+1.

, Discard a card: Exile the top two cards of your library, then choose one of them. You may play that card this turn.

At the beginning of each player's upkeep, destroy target nonartifact creature that player controls of their choice. It can't be regenerated.

, , Sacrifice Magus of the Balance: Each player chooses a number of lands they control equal to the number of lands controlled by the player who controls the fewest, then sacrifices the rest. Players discard cards and sacrifice creatures the same way.

Whenever a nontoken creature is put into your graveyard from the battlefield, create a 2/2 black Zombie creature token.

When a creature is put into an opponent's graveyard from the battlefield, exile Magus of the Bridge.

, : Add for each Swamp you control.

Play with the top card of your library revealed.

You may play lands and cast spells from the top of your library.

: Add .

: Draw a card. Activate only if you have exactly seven cards in hand.

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

Nonbasic lands are Mountains.

, : Choose a card name, then reveal a card at random from your hand. If that card has the chosen name, Magus of the Scroll deals 2 damage to any target.

, : Untap target artifact an opponent controls and gain control of it until end of turn. It gains haste until end of turn. When you lose control of the artifact, tap it.

, , Sacrifice Magus of the Wheel: Each player discards their hand, then draws seven cards.

When Mairsil, the Pretender enters, you may exile an artifact or creature card from your hand or graveyard and put a cage counter on it.

Mairsil, the Pretender has all activated abilities of all cards you own in exile with cage counters on them. You may activate each of those abilities only once each turn.

, Sacrifice Malevolent Hermit: Counter target noncreature spell unless its controller pays .

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

When Manic Scribe enters, each opponent mills three cards.

Delirium — At the beginning of each opponent's upkeep, if there are four or more card types among cards in your graveyard, that player mills three cards.

Players can't draw cards.

At the beginning of each player's draw step, that player loses 3 life, searches their library for a card, puts it into their hand, then shuffles.

, Reveal X black cards from your hand, Sacrifice Martyr of Bones: Exile up to X target cards from a single graveyard.

Each other creature you control enters with a number of additional +1/+1 counters on it equal to Master Biomancer's power and as a Mutant in addition to its other types.

Master of Etherium's power and toughness are each equal to the number of artifacts you control.

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

Protection from red

Elemental creatures you control get +1/+1.

When Master of Waves enters, create a number of 1/0 blue Elemental creature tokens equal to your devotion to blue. (Each in the mana costs of permanents you control counts toward your devotion to blue.)

Whenever Mastermind Plum attacks, exile up to one target card from a graveyard. If an artifact card was exiled this way, create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

Whenever you cast a spell, if mana from a Treasure was spent to cast it, you draw a card and you lose 1 life.

When Meldweb Curator enters, put up to one target instant or sorcery card from your graveyard on top of your library.

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.

Flying

, Return a land you control to its owner's hand: Create a 1/1 blue Illusion creature token with flying.

Flying

When Mentor of Evos Isle enters the battlefield, choose a creature card in your hand. It perpetually gains flying.

, : Draw two cards.

, , Discard a card: Mercurial Chemister deals damage to target creature equal to the discarded card's mana value.

, : Target player mills two cards.

: Switch target creature's power and toughness until end of turn.

, : Target creature gets -2/-0 until end of turn. ( is the untap symbol.)

: Target creature gains flying until end of turn.

Whenever you cast a blue spell, you may untap Merrow Levitator.

Creatures you control can't be blocked except by legendary creatures.

Whenever one or more creatures you control deal combat damage to a player, venture into the dungeon. (Enter the first room or advance to the next room.)

: Target red or white creature gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it's attacking.)

, : Target creature with power X or less can't be blocked this turn.

At the beginning of your upkeep, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Threshold — As long as seven or more cards are in your graveyard, creatures your opponents control get -1/-0.

: Minotaur Illusionist gains shroud until end of turn. (It can't be the target of spells or abilities.)

, Sacrifice Minotaur Illusionist: It deals damage equal to its power to target creature.

Flash

Flying

Champion a Faerie (When this enters, sacrifice it unless you exile another Faerie you control. When this leaves the battlefield, that card returns to the battlefield.)

When a Faerie is championed with Mistbind Clique, tap all lands target player controls.

Flying

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 Mistfire Weaver is turned face up, target creature you control gains hexproof until end of turn.

: Exile target creature. Return that card to the battlefield under its owner's control at the beginning of the next end step.

Whenever you cast an instant or sorcery spell with mana value greater than the number of experience counters you have, you get an experience counter.

Instant and sorcery spells you cast cost less to cast for each experience counter you have.

Menace

Whenever Moira, Urborg Haunt deals combat damage to a player, return to the battlefield target creature card in your graveyard that was put there from the battlefield this turn.

Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

When Monastery Loremaster is turned face up, return target noncreature, nonland card from your graveyard to your hand.

Flying

, Return a land you control to its owner's hand: Target land becomes the basic land type of your choice until end of turn.

: Counter target spell unless its controller pays and 1 life.

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.)

: Put a music counter on target creature. If it doesn't have "At the beginning of your upkeep, destroy this creature unless you pay for each music counter on it," it gains that ability.

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

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.