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: $0.27

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: $0.26

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: $0.15

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: $0.19

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: $0.53

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: $1.04

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: $7.21

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: $0.12

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: $0.30

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: $5.85

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: $0.16

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: $0.07

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 rare, Duskmourn: House of Horror Promos rare Price: $2.85

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: $27.70

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 Promos mythic, Strixhaven: School of Mages mythic Price: $0.63

Name: Mask of Avacyn Cost: 2 Type: Artifact -- Equipment Rules Text: Equipped creature gets +1/+2 and has hexproof. (It can't be the target of spells or abilities your opponents control.) Equip {3} Set/Rarity: Innistrad uncommon, Commander Legends uncommon Price: $0.75

Name: Mask of Griselbrand Cost: 1BB Type: Legendary Artifact -- Equipment Rules Text: Equipped creature has flying and lifelink. Whenever equipped creature dies, you may pay X life, where X is its power. If you do, draw X cards. Equip {3} Set/Rarity: Magic Online Promos rare, Innistrad: Midnight Hunt Promos rare, Innistrad: Midnight Hunt rare, Innistrad: Double Feature rare, Duskmourn: House of Horror Commander rare Price: $0.54

Name: Mask of Intolerance Cost: 2 Type: Artifact Rules Text: At the beginning of each player's upkeep, if there are four or more basic land types among lands that player controls, this artifact deals 3 damage to that player. Set/Rarity: Apocalypse rare Price: $0.32

Name: Mask of Law and Grace Cost: W Type: Enchantment -- Aura Rules Text: Enchant creature Enchanted creature has protection from black and from red. Set/Rarity: Urza's Destiny common Price: $1.14