Name: Marshmist Titan Cost: 6B Type: Creature -- Giant Pow/Tgh: 4/5 Rules Text: This spell costs {X} less to cast, where X is your devotion to black. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.) Set/Rarity: Born of the Gods common Price: $0.04

Name: Martial Coup Cost: XWW Type: Sorcery Rules Text: Create X 1/1 white Soldier creature tokens. If X is 5 or more, destroy all other creatures. Set/Rarity: Conflux rare, From the Vault: Annihilation mythic, Commander 2014 rare, Commander 2018 rare, Commander Legends rare, New Capenna Commander rare, Warhammer 40,000 Commander rare, Phyrexia: All Will Be One Commander rare, Fallout rare, Bloomburrow Commander rare Price: $0.22

Name: Martial Impetus Cost: 2W Type: Enchantment -- Aura Rules Text: Enchant creature Enchanted creature gets +1/+1 and is goaded. (It attacks each combat if able and attacks a player other than you if able.) Whenever enchanted creature attacks, each other creature that's attacking one of your opponents gets +1/+1 until end of turn. Set/Rarity: Commander 2020 uncommon, Commander 2021 uncommon, Commander Legends: Battle for Baldur's Gate common, Murders at Karlov Manor Commander uncommon, Ravnica: Clue Edition common, Bloomburrow Commander uncommon Price: $0.06

Name: Martial Law Cost: 2WW Type: Enchantment Rules Text: At the beginning of your upkeep, detain target creature an opponent controls. (Until your next turn, that creature can't attack or block and its activated abilities can't be activated.) Set/Rarity: Return to Ravnica rare Price: $0.16

Name: Martyr for the Cause Cost: 1W Type: Creature -- Human Soldier Pow/Tgh: 2/2 Rules Text: When this creature dies, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) Set/Rarity: War of the Spark common Price: $0.25

Name: Martyr of Bones Cost: B Type: Creature -- Human Wizard Pow/Tgh: 1/1 Rules Text: {1}, Reveal X black cards from your hand, Sacrifice this creature: Exile up to X target cards from a single graveyard. Set/Rarity: Coldsnap common Price: $0.06

Name: Martyr of Dusk Cost: 1W Type: Creature -- Vampire Soldier Pow/Tgh: 2/1 Rules Text: When this creature dies, create a 1/1 white Vampire creature token with lifelink. Set/Rarity: Rivals of Ixalan common, The Lost Caverns of Ixalan Commander common Price: $0.12

Name: Martyr of Sands Cost: W Type: Creature -- Human Cleric Pow/Tgh: 1/1 Rules Text: {1}, Reveal X white cards from your hand, Sacrifice this creature: You gain three times X life. Set/Rarity: Coldsnap common, Ultimate Masters common Price: $0.20

Name: Martyr's Bond Cost: 4WW Type: Enchantment Rules Text: Whenever this enchantment or another nonland permanent you control is put into a graveyard from the battlefield, each opponent sacrifices a permanent of their choice that shares a card type with it. Set/Rarity: Magic Online Promos rare, Commander 2011 rare, Signature Spellbook: Gideon rare, The List rare Price: $0.43

Name: Martyr's Cause Cost: 2W Type: Enchantment Rules Text: Sacrifice a creature: The next time a source of your choice would deal damage to any target this turn, prevent that damage. Set/Rarity: Urza's Legacy uncommon, The List uncommon Price: $0.79

Name: Martyr's Cry Cost: WW Type: Sorcery Rules Text: Exile all white creatures. For each creature exiled this way, its controller draws a card. Set/Rarity: The Dark rare, Masters Edition IV rare Price: $6.99

Name: Martyr's Soul Cost: 2W Type: Creature -- Spirit Soldier Pow/Tgh: 3/2 Rules Text: Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) When this creature enters, if you control no tapped lands, put two +1/+1 counters on it. Set/Rarity: Modern Horizons common, Jumpstart 2022 common Price: $0.08

Name: Martyrdom Cost: 1WW Type: Instant Rules Text: Until end of turn, target creature you control gains "{0}: The next 1 damage that would be dealt to target creature, planeswalker, or player this turn is dealt to this creature instead." Only you may activate this ability. Set/Rarity: Alliances common Price: $0.26

Name: Martyred Rusalka Cost: W Type: Creature -- Spirit Pow/Tgh: 1/1 Rules Text: {W}, Sacrifice a creature: Target creature can't attack this turn. Set/Rarity: Guildpact uncommon, RNA Guild Kit uncommon Price: $0.15

Name: Martyrs of Korlis Cost: 3WW Type: Creature -- Human Pow/Tgh: 1/6 Rules Text: As long as this creature is untapped, all damage that would be dealt to you by artifacts is dealt to this creature instead. Set/Rarity: Antiquities uncommon, Masters Edition IV uncommon Price: $5.68

Name: Martyrs' Tomb Cost: 2WB Type: Enchantment Rules Text: Pay 2 life: Prevent the next 1 damage that would be dealt to target creature this turn. Set/Rarity: Apocalypse uncommon Price: $0.18

Name: Marut Cost: 8 Type: Artifact Creature -- Construct Pow/Tgh: 7/7 Rules Text: Trample When this creature enters, if mana from a Treasure was spent to cast it, create a Treasure token for each mana from a Treasure spent to cast it. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") Set/Rarity: Commander Legends: Battle for Baldur's Gate common Price: $0.09

Name: Marvin, Murderous Mimic Cost: 2 Type: Legendary Artifact Creature -- Toy Pow/Tgh: 2/2 Rules Text: Marvin has all activated abilities of creatures you control that don't have the same name as this creature. Set/Rarity: Duskmourn: House of Horror Promos rare, Duskmourn: House of Horror rare Price: $2.32

Name: Masako the Humorless Cost: 2W Type: Legendary Creature -- Human Advisor Pow/Tgh: 2/1 Rules Text: Flash Tapped creatures you control can block as though they were untapped. Set/Rarity: Champions of Kamigawa rare Price: $25.19

Name: Mascot Exhibition Cost: 7 Type: Sorcery -- Lesson Rules Text: Create a 2/1 white and black Inkling creature token with flying, a 3/2 red and white Spirit creature token, and a 4/4 blue and red Elemental creature token. Set/Rarity: Magic Online Promos mythic, Strixhaven: School of Mages mythic, Strixhaven: School of Mages Promos mythic Price: $0.57