Name: Master of Dark Rites Cost: B Type: Creature -- Vampire Cleric Pow/Tgh: 1/1 Rules Text: {T}, Sacrifice another creature: Add {B}{B}{B}. Spend this mana only to cast Vampire, Cleric, and/or Demon spells. Set/Rarity: The Lost Caverns of Ixalan Commander rare Price: $3.26

Name: Master of Diversion Cost: 2W Type: Creature -- Human Scout Pow/Tgh: 2/2 Rules Text: Whenever this creature attacks, tap target creature defending player controls. Set/Rarity: Magic 2014 common Price: $0.04

Name: Master of Pearls Cost: 1W Type: Creature -- Human Monk Pow/Tgh: 2/2 Rules Text: Morph {3}{W}{W} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When this creature is turned face up, creatures you control get +2/+2 until end of turn. Set/Rarity: Khans of Tarkir rare, Khans of Tarkir Promos rare, Murders at Karlov Manor Commander rare Price: $0.12

Name: Master of the Feast Cost: 1BB Type: Enchantment Creature -- Demon Pow/Tgh: 5/5 Rules Text: Flying At the beginning of your upkeep, each opponent draws a card. Set/Rarity: Journey into Nyx rare, Secret Lair Drop rare Price: $6.35

Name: Master's Call Cost: 2W Type: Instant Rules Text: Create two 1/1 colorless Myr artifact creature tokens. Set/Rarity: Magic Online Promos common, DCI Promos rare, Mirrodin Besieged common Price: $0.10

Name: Masterful Flourish Cost: B Type: Instant Rules Text: Target creature you control gets +1/+0 and gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.) Set/Rarity: Secrets of Strixhaven common Price: $0.12

Name: Mastermind Plum Cost: 2B Type: Legendary Creature -- Human Wizard Pow/Tgh: 2/2 Rules Text: 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 "{T}, Sacrifice this token: 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. Set/Rarity: Ravnica: Clue Edition rare Price: $1.56

Name: Mastermind's Acquisition Cost: 2BB Type: Sorcery Rules Text: 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. Set/Rarity: Rivals of Ixalan rare, Rivals of Ixalan Promos rare Price: $1.90

Name: Masterwork of Ingenuity Cost: 1 Type: Artifact -- Equipment Rules Text: You may have this Equipment enter as a copy of any Equipment on the battlefield. Set/Rarity: Commander 2014 rare, Secret Lair Drop rare, Double Masters rare, Forgotten Realms Commander rare, Fallout rare Price: $1.08

Name: Mastery of the Unseen Cost: 1W Type: Enchantment Rules Text: Whenever a permanent you control is turned face up, you gain 1 life for each creature you control. {3}{W}: 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.) Set/Rarity: Magic Online Promos rare, Ugin's Fate rare, Fate Reforged rare, Fate Reforged Promos rare, Murders at Karlov Manor Commander rare Price: $0.10

Name: Masticore Cost: 4 Type: Artifact Creature -- Masticore Pow/Tgh: 4/4 Rules Text: At the beginning of your upkeep, sacrifice this creature unless you discard a card. {2}: This creature deals 1 damage to target creature. {2}: Regenerate this creature. Set/Rarity: Urza's Destiny rare, World Championship Decks 1999 rare, World Championship Decks 2000 rare, From the Vault: Relics mythic, Vintage Masters rare Price: $21.32

Name: Matopi Golem Cost: 5 Type: Artifact Creature -- Golem Pow/Tgh: 3/3 Rules Text: {1}: Regenerate this creature. When it regenerates this way, put a -1/-1 counter on it. Set/Rarity: Visions uncommon Price: $0.20

Name: Matt Murdock, Justice Seeker Cost: 1W Type: Legendary Creature -- Human Advisor Hero Pow/Tgh: 2/2 Rules Text: At the beginning of combat on your turn, you may pay {1}. When you do, put a +1/+1 counter on target creature you control. Each creature you control with a counter on it has ward {1}. (Whenever it becomes the target of a spell or ability an opponent controls, counter it unless that player pays {1}.) Set/Rarity: Marvel Super Heroes Commander rare Price: $2.94

Name: Matter Reshaper Cost: 2C Type: Creature -- Eldrazi Pow/Tgh: 3/2 Rules Text: ({C} represents colorless mana.) When this creature dies, reveal the top card of your library. You may put that card onto the battlefield if it's a permanent card with mana value 3 or less. Otherwise, put that card into your hand. Set/Rarity: Oath of the Gatewatch rare, Oath of the Gatewatch Promos rare, Secret Lair Drop rare, Explorer Anthology 2 rare, Commander Masters rare Price: $0.38

Name: Matzalantli, the Great Door Cost: 3 Type: Legendary Artifact Rules Text: {T}: Draw a card, then discard a card. {4}, {T}: Transform Matzalantli. Activate only if there are four or more permanent types among cards in your graveyard. (Artifact, battle, creature, enchantment, land, and planeswalker are permanent types.) [Front face. Transforms into The Core.] Set/Rarity: The Lost Caverns of Ixalan rare Price: $2.64

Name: Maul of the Skyclaves Cost: 2W Type: Artifact -- Equipment Rules Text: When this Equipment enters, attach it to target creature you control. Equipped creature gets +2/+2 and has flying and first strike.(It deals combat damage before creatures without first strike.) Equip {2}{W}{W} Set/Rarity: Magic Online Promos rare, Zendikar Rising rare, Zendikar Rising Promos rare, Phyrexia: All Will Be One Commander rare, March of the Machine Commander rare, Foundations Jumpstart rare Price: $0.31

Name: Maulfist Squad Cost: 3B Type: Creature -- Human Artificer Pow/Tgh: 3/1 Rules Text: Menace Fabricate 1 (When this creature enters, put a +1/+1 counter on it or create a 1/1 colorless Servo artifact creature token.) Set/Rarity: Kaladesh common, Kaladesh Remastered common Price: $0.04

Name: Mausoleum Guard Cost: 3W Type: Creature -- Human Scout Pow/Tgh: 2/2 Rules Text: When this creature dies, create two 1/1 white Spirit creature tokens with flying. Set/Rarity: Innistrad uncommon, Duel Decks: Sorin vs. Tibalt uncommon, Jumpstart 2022 uncommon, Innistrad Remastered uncommon Price: $0.08

Name: Mausoleum Harpy Cost: 4B Type: Creature -- Harpy Pow/Tgh: 3/3 Rules Text: Flying Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) Whenever another creature you control dies, if you have the city's blessing, put a +1/+1 counter on this creature. Set/Rarity: Rivals of Ixalan uncommon Price: $0.05

Name: Mausoleum Secrets Cost: 1B Type: Instant Rules Text: Undergrowth -- Search your library for a black card with mana value less than or equal to the number of creature cards in your graveyard, reveal it, put it into your hand, then shuffle. Set/Rarity: Guilds of Ravnica Promos rare, Guilds of Ravnica rare Price: $0.72