Whenever equipped creature deals combat damage to a player, it connives X, where X is the amount of damage it dealt to that player. (Draw X cards, then discard X cards. Put a +1/+1 counter on that creature for each nonland card discarded this way.)

Equip

Vigilance

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

, Exile Masked Bandits from your hand: Target land gains ": Add , , or " until Masked Bandits is cast from exile. You may cast Masked Bandits for as long as it remains exiled.

Green creatures and white creatures have protection from Gorgons.

Threshold — Masked Gorgon has protection from green and from white as long as seven or more cards are in your graveyard.

Creatures you control are every creature type. The same is true for creature spells you control and creature cards you own that aren't on the battlefield.

, : Create a 2/2 blue Shapeshifter creature token with changeling. (It is every creature type.)

Destroy all nonwhite creatures.

All creatures have haste.

For each opponent, gain control of up to one target creature that player controls until end of turn. Untap those creatures. They gain haste until end of turn.

Exile all creatures you control, then reveal cards from the top of your library until you reveal that many creature cards. Put all creature cards revealed this way onto the battlefield, then shuffle the rest of the revealed cards into your library.

If an opponent controls a Plains and you control a Swamp, you may cast this spell without paying its mana cost.

All creatures get -2/-2 until end of turn.

Menace

Creatures you control have wither. (They deal damage to creatures in the form of -1/-1 counters.)

Whenever a creature an opponent controls dies, if its toughness was less than 1, draw a card.

When this creature enters, creatures your opponents control get -2/-2 until end of turn.

Whenever a creature an opponent controls dies, that player loses 2 life.

Massive Raid deals damage to any target equal to the number of creatures you control.

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.

, : Tap target creature.

First strike

: Tap target creature blocking Master of Arms.

First strike, deathtouch

Master of Cruelties can only attack alone.

Whenever Master of Cruelties attacks a player and isn't blocked, that player's life total becomes 1. Master of Cruelties assigns no combat damage this combat.

When Master of Death enters, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

At the beginning of your upkeep, if Master of Death is in your graveyard, you may pay 1 life. If you do, return it to your hand.

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.

Flying

Whenever Master of Predicaments deals combat damage to a player, choose a card in your hand. That player guesses whether the card's mana value is greater than 4. If the player guessed wrong, you may cast the card without paying its mana cost.

: Create a 1/1 green Wolf creature token named Wolves of the Hunt. It has "bands with other creatures named Wolves of the Hunt." (Any creatures named Wolves of the Hunt can attack in a band as long as at least one has "bands with other creatures named Wolves of the Hunt." Bands are blocked as a group. If at least two creatures named Wolves of the Hunt you control, one of which has "bands with other creatures named Wolves of the Hunt," 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.)

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 Master of the Veil is turned face up, you may turn target creature with a morph ability face down.

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.)

When Master Skald enters, you may exile a creature card from your graveyard. If you do, return target artifact or enchantment card from your graveyard to your hand.

Reach

Whenever a creature you control with power equal to its toughness attacks, it gains trample until end of turn.

When Master Thief enters, gain control of target artifact for as long as you control Master Thief.

Servos and Thopters you control get +1/+1.

: Create a 1/1 colorless Servo artifact creature token.

Mastercraft Raptor's power is equal to the total power of the exiled cards used to craft it.

Choose one —

• Create two 3/3 colorless Golem artifact creature tokens.

• Choose target artifact you control. Each other artifact you control becomes a copy of that artifact until end of turn.

Choose one —

• Search your library for a card, put it into your hand, then shuffle.

• Put a card you own from outside the game into your hand.

When Master's Guide-Mural enters, create a 4/4 white and blue Golem artifact creature token.

Craft with artifact (, Exile this artifact, Exile another artifact you control or an artifact card from your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.)

Target creature you control deals damage equal to its power to target creature or planeswalker you don't control.

Whenever a permanent you control is turned face up, you gain 1 life for each creature you control.

: Manifest the top card of your library. (Put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)

Masumaro, First to Live's power and toughness are each equal to twice the number of cards in your hand.

At the beginning of your end step, sacrifice Measure of Wickedness and you lose 8 life.

Whenever another card is put into your graveyard from anywhere, target opponent gains control of Measure of Wickedness.

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.

Mephit's Enthusiasm deals 4 damage to target creature or planeswalker. If excess damage was dealt this way, note that excess damage, then you get a boon with "When you cast your next creature spell, it perpetually gets +X/+0, where X is the noted number."

: Destroy target creature with islandwalk.

Flying; 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.)

Spree (Choose one or more additional costs.)

+ — Until end of turn, target creature becomes a white Rabbit with base power and toughness 0/1.

+ — Target player draws two cards.

Meteor Blast deals 4 damage to each of X targets.

When Miasmic Mummy enters, each player discards a card.

When Midvast Protector enters, target creature you control gains protection from the color of your choice until end of turn.

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

Target creature gets +3/+3 until end of turn. If this spell was kicked, that creature gets +5/+5 until end of turn instead.

Minas Morgul, Dark Fortress enters tapped.

: Add .

, : Put a shadow counter on target creature. For as long as that creature has a shadow counter on it, it's a Wraith in addition to its other types. (A creature with shadow can block or be blocked by only creatures with shadow.)

Minas Tirith Garrison's power is equal to the number of cards in your hand.

Whenever Minas Tirith Garrison attacks, you may tap any number of untapped Humans you control. Draw a card for each Human tapped this way.

, Sacrifice a creature: Target opponent reveals their hand. You choose a card from it. That player discards that card. Activate only as a sorcery.

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.

Enchant creature

Enchanted creature gets -3/-3.

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.)

Enchant creature

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