Name: Karn's Bastion Type: Land Rules Text: {T}: Add {C}. {4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) Set/Rarity: Magic Online Promos rare, War of the Spark rare, War of the Spark Promos rare, Secret Lair Drop rare, New Capenna Commander rare, Phyrexia: All Will Be One Commander rare, March of the Machine Commander rare, Commander Masters rare, The Lost Caverns of Ixalan Commander rare, Ravnica Remastered rare, Edge of Eternities Commander rare Price: $1.84

Name: Karn's Sylex Cost: 3 Type: Legendary Artifact Rules Text: Karn's Sylex enters tapped. Players can't pay life to cast spells or to activate abilities that aren't mana abilities. {X}, {T}, Exile Karn's Sylex: Destroy each nonland permanent with mana value X or less. Activate only as a sorcery. Set/Rarity: Dominaria United Promos mythic, Dominaria United mythic Price: $0.95

Name: Karn, Legacy Reforged Cost: 5 Type: Legendary Artifact Creature -- Golem Pow/Tgh: */* Rules Text: Karn's power and toughness are each equal to the greatest mana value among artifacts you control. At the beginning of your upkeep, add {C} for each artifact you control. This mana can't be spent to cast nonartifact spells. Until end of turn, you don't lose this mana as steps and phases end. Set/Rarity: March of the Machine: The Aftermath mythic, Mystery Booster 2 mythic Price: $14.48

Name: Karn, Living Legacy Cost: 4 Type: Legendary Planeswalker -- Karn Loyalty: 4 Rules Text: [+1]: Create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.") [−1]: Pay any amount of mana. Look at that many cards from the top of your library, then put one of those cards into your hand and the rest on the bottom of your library in a random order. [−7]: You get an emblem with "Tap an untapped artifact you control: This emblem deals 1 damage to any target." Set/Rarity: Magic Online Promos mythic, Dominaria United Promos mythic, Dominaria United mythic Price: $1.12

Name: Karn, Scion of Urza Cost: 4 Type: Legendary Planeswalker -- Karn Loyalty: 5 Rules Text: [+1]: Reveal the top two cards of your library. An opponent chooses one of them. Put that card into your hand and exile the other with a silver counter on it. [−1]: Put a card you own with a silver counter on it from exile into your hand. [−2]: Create a 0/0 colorless Construct artifact creature token with "This token gets +1/+1 for each artifact you control." Set/Rarity: Dominaria Promos mythic, Dominaria mythic, Mythic Edition mythic, Secret Lair Drop mythic Price: $4.02

Name: Karn, Silver Golem Cost: 5 Type: Legendary Artifact Creature -- Golem Pow/Tgh: 4/4 Rules Text: Whenever Karn blocks or becomes blocked, it gets -4/+4 until end of turn. {1}: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value until end of turn. Set/Rarity: Urza's Saga rare, Arena League 1999 rare, World Championship Decks 1999 rare, Magic Online Promos rare, From the Vault: Relics mythic, Commander's Arsenal Oversized rare, Vintage Masters rare Price: $10.43

Name: Karn, the Great Creator Cost: 4 Type: Legendary Planeswalker -- Karn Loyalty: 5 Rules Text: Activated abilities of artifacts your opponents control can't be activated. [+1]: Until your next turn, up to one target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value. [−2]: You may reveal an artifact card you own from outside the game or choose a face-up artifact card you own in exile. Put that card into your hand. Set/Rarity: Magic Online Promos rare, War of the Spark rare, War of the Spark Promos rare, Secret Lair Drop rare, Ravnica Remastered mythic, Bloomburrow Commander mythic, Mystery Booster 2 rare Price: $4.47

Name: Karona's Zealot Cost: 4W Type: Creature -- Human Cleric Pow/Tgh: 2/5 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, all damage that would be dealt to it this turn is dealt to target creature instead. Set/Rarity: Scourge uncommon, Masters 25 uncommon Price: $0.04

Name: Karoo Type: Land Rules Text: This land enters tapped. When this land enters, sacrifice it unless you return an untapped Plains you control to its owner's hand. {T}: Add {C}{W}. Set/Rarity: Visions uncommon, Commander 2014 uncommon, The List uncommon Price: $0.32

Name: Karumonix, the Rat King Cost: 1BB Type: Legendary Creature -- Phyrexian Rat Pow/Tgh: 3/3 Rules Text: Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) Other Rats you control have toxic 1. When Karumonix enters, look at the top five cards of your library. You may reveal any number of Rat cards from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in a random order. Set/Rarity: Phyrexia: All Will Be One rare, Phyrexia: All Will Be One Promos rare Price: $0.45

Name: Kataki, War's Wage Cost: 1W Type: Legendary Creature -- Spirit Pow/Tgh: 2/1 Rules Text: All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay {1}." Set/Rarity: Saviors of Kamigawa rare, Modern Masters rare, Modern Event Deck 2014 rare, The List rare, Mystery Booster 2 rare Price: $1.25

Name: Katara, Heroic Healer Cost: 4W Type: Legendary Creature -- Human Warrior Ally Pow/Tgh: 2/3 Rules Text: Lifelink (Damage dealt by this creature also causes you to gain that much life.) When Katara enters, put a +1/+1 counter on each other creature you control. Set/Rarity: Avatar: The Last Airbender Eternal uncommon Price: $0.82

Name: Katilda's Rising Dawn Type: Legendary Enchantment -- Aura Rules Text: Enchant creature Enchanted creature has flying, lifelink, and protection from Vampires, and it gets +X/+X, where X is the number of permanents you control that are Spirits and/or enchantments. If Katilda's Rising Dawn would be put into a graveyard from anywhere, exile it instead. [Back face. Transforms from Katilda, Dawnhart Martyr. W color indicator.] Set/Rarity: Innistrad: Crimson Vow Promos rare, Innistrad: Crimson Vow rare, Innistrad: Double Feature rare Price: $0.70

Name: Katilda, Dawnhart Martyr Cost: 1WW Type: Legendary Creature -- Spirit Warlock Pow/Tgh: */* Rules Text: Flying, lifelink, protection from Vampires Katilda's power and toughness are each equal to the number of permanents you control that are Spirits and/or enchantments. Disturb {3}{W}{W} (You may cast this card from your graveyard transformed for its disturb cost.) [Front face. Transforms into Katilda's Rising Dawn.] Set/Rarity: Innistrad: Crimson Vow Promos rare, Innistrad: Crimson Vow rare, Innistrad: Double Feature rare Price: $0.70

Name: Kaya the Inexorable Cost: 3WB Type: Legendary Planeswalker -- Kaya Loyalty: 5 Rules Text: [+1]: Put a ghostform counter on up to one target nontoken creature. It gains "When this creature dies or is put into exile, return it to its owner's hand and create a 1/1 white Spirit creature token with flying." [−3]: Exile target nonland permanent. [−7]: You get an emblem with "At the beginning of your upkeep, you may cast a legendary spell from your hand, from your graveyard, or from among cards you own in exile without paying its mana cost." Set/Rarity: Magic Online Promos mythic, Planeswalker Championship Promos mythic, Kaldheim mythic, Kaldheim Promos mythic Price: $2.70

Name: Kaya's Ghostform Cost: B Type: Enchantment -- Aura Rules Text: Enchant creature or planeswalker you control When enchanted permanent dies or is put into exile, return that card to the battlefield under your control. Set/Rarity: War of the Spark common, The List common Price: $1.82

Name: Kaya's Guile Cost: 1WB Type: Instant Rules Text: Choose two -- - Each opponent sacrifices a creature of their choice. - Exile all opponents' graveyards. - Create a 1/1 white and black Spirit creature token with flying. - You gain 4 life. Entwine {3} (Choose all if you pay the entwine cost.) Set/Rarity: Modern Horizons rare Price: $1.16

Name: Kaya's Onslaught Cost: 2W Type: Instant Rules Text: Target creature gets +1/+1 and gains double strike until end of turn. Foretell {W} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.) Set/Rarity: Kaldheim uncommon Price: $0.16

Name: Kaya's Wrath Cost: WWBB Type: Sorcery Rules Text: Destroy all creatures. You gain life equal to the number of creatures you controlled that were destroyed this way. Set/Rarity: Ravnica Allegiance Promos rare, Ravnica Allegiance rare, Dominaria United Commander rare Price: $0.41

Name: Kaya, Bane of the Dead Cost: 3{W/B}{W/B}{W/B} Type: Legendary Planeswalker -- Kaya Loyalty: 7 Rules Text: Your opponents and permanents your opponents control with hexproof can be the targets of spells and abilities you control as though they didn't have hexproof. [−3]: Exile target creature. Set/Rarity: Magic Online Promos uncommon, War of the Spark uncommon, War of the Spark Promos uncommon, Secret Lair Drop uncommon Price: $0.18