Name: Cauldron of Souls Cost: 5 Type: Artifact Rules Text: {T}: Choose any number of target creatures. Each of those creatures gains persist until end of turn. (When it dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.) Set/Rarity: Shadowmoor rare, Commander 2016 rare, Commander Anthology Volume II rare, The List rare Price: $6.55

Name: Cauldron's Gift Cost: 4B Type: Sorcery Rules Text: Adamant -- If at least three black mana was spent to cast this spell, mill four cards. You may choose a creature card in your graveyard. If you do, return it to the battlefield with an additional +1/+1 counter on it. Set/Rarity: Throne of Eldraine uncommon Price: $0.10

Name: Caustic Bronco Cost: 1B Type: Creature -- Snake Horse Mount Pow/Tgh: 2/2 Rules Text: Whenever this creature attacks, reveal the top card of your library and put it into your hand. You lose life equal to that card's mana value if this creature isn't saddled. Otherwise, each opponent loses that much life. Saddle 3 (Tap any number of other creatures you control with total power 3 or more: This Mount becomes saddled until end of turn. Saddle only as a sorcery.) Set/Rarity: Outlaws of Thunder Junction rare, Outlaws of Thunder Junction Promos rare, Year of the Horse 2026 rare Price: $0.33

Name: Caustic Crawler Cost: 3BB Type: Creature -- Insect Pow/Tgh: 4/3 Rules Text: Landfall -- Whenever a land you control enters, you may have target creature get -1/-1 until end of turn. Set/Rarity: Worldwake uncommon Price: $0.17

Name: Caustic Exhale Cost: B Type: Instant Rules Text: As an additional cost to cast this spell, behold a Dragon or pay {1}. (To behold a Dragon, choose a Dragon you control or reveal a Dragon card from your hand.) Target creature gets -3/-3 until end of turn. Set/Rarity: Tarkir: Dragonstorm common Price: $0.11

Name: Caustic Hound Cost: 5B Type: Creature -- Phyrexian Dog Pow/Tgh: 4/4 Rules Text: When this creature dies, each player loses 4 life. Set/Rarity: Mirrodin Besieged common Price: $0.04

Name: Caustic Rain Cost: 2BB Type: Sorcery Rules Text: Exile target land. Set/Rarity: Guildpact uncommon Price: $0.09

Name: Caustic Tar Cost: 4BB Type: Enchantment -- Aura Rules Text: Enchant land Enchanted land has "{T}: Target player loses 3 life." Set/Rarity: Odyssey uncommon, Magic 2015 uncommon, Masters 25 uncommon, The List uncommon Price: $0.06

Name: Cavalier of Dawn Cost: 2WWW Type: Creature -- Elemental Knight Pow/Tgh: 4/6 Rules Text: Vigilance When this creature enters, destroy up to one target nonland permanent. Its controller creates a 3/3 colorless Golem artifact creature token. When this creature dies, return target artifact or enchantment card from your graveyard to your hand. Set/Rarity: Core Set 2020 Promos mythic, Core Set 2020 mythic, Special Guests mythic Price: $6.83

Name: Cavalier of Night Cost: 2BBB Type: Creature -- Elemental Knight Pow/Tgh: 4/5 Rules Text: Lifelink When this creature enters, you may sacrifice another creature. When you do, destroy target creature an opponent controls. When this creature dies, return target creature card with mana value 3 or less from your graveyard to the battlefield. Set/Rarity: Core Set 2020 Promos mythic, Core Set 2020 mythic, The List mythic Price: $9.49

Name: Cavalry Drillmaster Cost: 1W Type: Creature -- Human Knight Pow/Tgh: 2/1 Rules Text: When this creature enters, target creature gets +2/+0 and gains first strike until end of turn. (It deals combat damage before creatures without first strike.) Set/Rarity: Core Set 2019 common, Jumpstart 2022 common Price: $0.04

Name: Cavalry Master Cost: 2WW Type: Creature -- Human Knight Pow/Tgh: 3/3 Rules Text: Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.) Other creatures you control with flanking have flanking. (Each instance of flanking triggers separately.) Set/Rarity: Time Spiral uncommon Price: $0.20

Name: Cavalry Pegasus Cost: 1W Type: Creature -- Pegasus Pow/Tgh: 1/1 Rules Text: Flying Whenever this creature attacks, each attacking Human gains flying until end of turn. Set/Rarity: Duel Decks: Heroes vs. Monsters common, Theros common, Commander 2020 common Price: $0.09

Name: Cave of Temptation Type: Land Rules Text: {T}: Add {C}. {1}, {T}: Add one mana of any color. {4}, {T}, Sacrifice this land: Put two +1/+1 counters on target creature. Activate only as a sorcery. Set/Rarity: Modern Horizons common, Warhammer 40,000 Commander common, Foundations Jumpstart common Price: $0.09

Name: Cave of the Frost Dragon Type: Land Rules Text: If you control two or more other lands, this land enters tapped. {T}: Add {W}. {4}{W}: This land becomes a 3/4 white Dragon creature with flying until end of turn. It's still a land. Set/Rarity: The List rare, Adventures in the Forgotten Realms rare, Adventures in the Forgotten Realms Promos rare Price: $0.37

Name: Cavern Lampad Cost: 3B Type: Enchantment Creature -- Nymph Pow/Tgh: 2/2 Rules Text: Bestow {5}{B} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached.) Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.) Enchanted creature gets +2/+2 and has intimidate. Set/Rarity: Theros common, Pioneer Masters common Price: $0.08

Name: Cavern Whisperer Cost: 4B Type: Creature -- Nightmare Pow/Tgh: 4/4 Rules Text: Mutate {3}{B} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Menace (This creature can't be blocked except by two or more creatures.) Whenever this creature mutates, each opponent discards a card. Set/Rarity: Magic Online Promos common, Ikoria: Lair of Behemoths common Price: $0.06

Name: Cavern of Souls Type: Land Rules Text: As this land enters, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered. Set/Rarity: Magic Online Promos mythic, Avacyn Restored rare, Modern Masters 2017 mythic, Ultimate Box Topper mythic, Ultimate Masters mythic, Zendikar Rising Expeditions mythic, The List rare, Double Masters 2022 mythic, Tales of Middle-earth Commander mythic, The Lost Caverns of Ixalan Promos mythic, The Lost Caverns of Ixalan mythic Price: $40.49

Name: Cavernous Maw Type: Land -- Cave Rules Text: {T}: Add {C}. {2}: This land becomes a 3/3 Elemental creature until end of turn. It's still a Cave land. Activate only if the number of other Caves you control plus the number of Cave cards in your graveyard is three or greater. Set/Rarity: The Lost Caverns of Ixalan uncommon Price: $0.15

Name: Caves of Koilos Type: Land Rules Text: {T}: Add {C}. {T}: Add {W} or {B}. This land deals 1 damage to you. Set/Rarity: Apocalypse rare, Magic Online Promos rare, Ninth Edition rare, Tenth Edition rare, Modern Event Deck 2014 rare, Magic 2015 rare, Magic Origins rare, Commander 2016 rare, Commander 2020 rare, Commander 2021 rare, Dominaria United rare, Dominaria United Promos rare, Outlaws of Thunder Junction Commander rare, Modern Horizons 3 Commander rare, Duskmourn: House of Horror Commander rare, Aetherdrift Commander rare, Tarkir: Dragonstorm Commander rare Price: $0.74