Name: Black Mana Battery Cost: 4 Type: Artifact Rules Text: {2}, {T}: Put a charge counter on this artifact. {T}, Remove any number of charge counters from this artifact: Add {B}, then add an additional {B} for each charge counter removed this way. Set/Rarity: Legends uncommon, Fourth Edition rare, Fourth Edition Foreign Black Border rare, Renaissance uncommon Price: $0.65

Name: Black Market Cost: 3BB Type: Enchantment Rules Text: Whenever a creature dies, put a charge counter on this enchantment. At the beginning of your first main phase, add {B} for each charge counter on this enchantment. Set/Rarity: Mercadian Masques rare, Commander 2015 rare, Commander 2017 rare, Secret Lair Drop rare, Jumpstart rare, The List rare, Commander Legends: Battle for Baldur's Gate rare, Fallout rare Price: $4.34

Name: Black Market Connections Cost: 2B Type: Enchantment Rules Text: At the beginning of your first main phase, choose one or more -- - Sell Contraband -- Create a Treasure token. You lose 1 life. - Buy Information -- Draw a card. You lose 2 life. - Hire a Mercenary -- Create a 3/2 colorless Shapeshifter creature token with changeling. You lose 3 life. (It is every creature type.) Set/Rarity: The List rare, Commander Legends: Battle for Baldur's Gate rare, Alchemy Horizons: Baldur's Gate rare, The Lost Caverns of Ixalan Commander rare, Assassin's Creed rare Price: $16.51

Name: Black Oak of Odunos Cost: 2B Type: Creature -- Zombie Treefolk Pow/Tgh: 0/5 Rules Text: Defender {B}, Tap another untapped creature you control: This creature gets +1/+1 until end of turn. Set/Rarity: Born of the Gods uncommon Price: $0.09

Name: Black Poplar Shaman Cost: 2B Type: Creature -- Treefolk Shaman Pow/Tgh: 1/3 Rules Text: {2}{B}: Regenerate target Treefolk. Set/Rarity: Lorwyn common Price: $0.30

Name: Black Scarab Cost: W Type: Enchantment -- Aura Rules Text: Enchant creature Enchanted creature can't be blocked by black creatures. Enchanted creature gets +2/+2 as long as an opponent controls a black permanent. Set/Rarity: Ice Age uncommon Price: $0.20

Name: Black Sun's Twilight Cost: XB Type: Instant Rules Text: Up to one target creature gets -X/-X until end of turn. If X is 5 or more, return a creature card with mana value X or less from your graveyard to the battlefield tapped. Set/Rarity: Phyrexia: All Will Be One Promos rare, Phyrexia: All Will Be One rare Price: $0.34

Name: Black Sun's Zenith Cost: XBB Type: Sorcery Rules Text: Put X -1/-1 counters on each creature. Shuffle Black Sun's Zenith into its owner's library. Set/Rarity: Magic Online Promos rare, DCI Promos rare, Mirrodin Besieged rare, Duel Decks: Mirrodin Pure vs. New Phyrexia rare, Commander 2014 rare, Murders at Karlov Manor Commander rare, Avatar: The Last Airbender Eternal mythic, Lorwyn Eclipsed Commander rare Price: $0.38

Name: Black Vise Cost: 1 Type: Artifact Rules Text: As this artifact enters, choose an opponent. At the beginning of the chosen player's upkeep, this artifact deals X damage to that player, where X is the number of cards in their hand minus 4. Set/Rarity: Limited Edition Alpha uncommon, Limited Edition Beta uncommon, Unlimited Edition uncommon, Collectors' Edition uncommon, Intl. Collectors' Edition uncommon, Foreign Black Border uncommon, Revised Edition uncommon, Summer Magic / Edgar uncommon, Fourth Edition uncommon, Fourth Edition Foreign Black Border uncommon, Pro Tour Collector Set uncommon, Masters Edition III rare, From the Vault: Relics mythic, Kaladesh Inventions special, 30th Anniversary Edition uncommon, Mystery Booster 2 uncommon Price: $0.71

Name: Black Ward Cost: W Type: Enchantment -- Aura Rules Text: Enchant creature Enchanted creature has protection from black. This effect doesn't remove this Aura. Set/Rarity: Limited Edition Alpha uncommon, Limited Edition Beta uncommon, Unlimited Edition uncommon, Collectors' Edition uncommon, Intl. Collectors' Edition uncommon, Foreign Black Border uncommon, Revised Edition uncommon, Summer Magic / Edgar uncommon, Fourth Edition uncommon, Fourth Edition Foreign Black Border uncommon, 30th Anniversary Edition uncommon Price: $0.16

Name: Blackblade Reforged Cost: 2 Type: Legendary Artifact -- Equipment Rules Text: Equipped creature gets +1/+1 for each land you control. Equip legendary creature {3} Equip {7} Set/Rarity: Magic Online Promos rare, Dominaria rare, Dominaria Promos rare, Signature Spellbook: Gideon rare, Zendikar Rising Commander rare, The List rare, Commander Legends rare, Neon Dynasty Commander rare, Dominaria United Commander rare, The Brothers' War Retro Artifacts rare Price: $2.83

Name: Blackbloom Bog Type: Land Rules Text: This land enters tapped. {T}: Add {B}. [Back face. Related to Blackbloom Rogue.] Set/Rarity: Zendikar Rising uncommon, Pioneer Masters uncommon Price: $0.15

Name: Blackbloom Rogue Cost: 2B Type: Creature -- Human Rogue Pow/Tgh: 2/3 Rules Text: Menace (This creature can't be blocked except by two or more creatures.) This creature gets +3/+0 as long as an opponent has eight or more cards in their graveyard. [Front face. Related to Blackbloom Bog.] Set/Rarity: Zendikar Rising uncommon, Pioneer Masters uncommon Price: $0.15

Name: Blackcleave Goblin Cost: 3B Type: Creature -- Phyrexian Goblin Zombie Pow/Tgh: 2/1 Rules Text: Haste Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) Set/Rarity: Scars of Mirrodin common Price: $0.09

Name: Blacklance Paragon Cost: 1B Type: Creature -- Human Knight Pow/Tgh: 3/1 Rules Text: Flash When this creature enters, target Knight gains deathtouch and lifelink until end of turn. Set/Rarity: Throne of Eldraine Promos rare, Throne of Eldraine rare Price: $0.27

Name: Blackmail Cost: B Type: Sorcery Rules Text: Target player reveals three cards from their hand and you choose one of them. That player discards that card. Set/Rarity: Onslaught uncommon, Ninth Edition uncommon Price: $0.44

Name: Blacksmith's Skill Cost: W Type: Instant Rules Text: Target permanent gains hexproof and indestructible until end of turn. If it's an artifact creature, it gets +2/+2 until end of turn. Set/Rarity: Modern Horizons 2 common Price: $0.30

Name: Blacksnag Buzzard Cost: 2B Type: Creature -- Bird Pow/Tgh: 2/1 Rules Text: Flying This creature enters with a +1/+1 counter on it if a creature died this turn. Plot {1}{B} (You may pay {1}{B} and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.) Set/Rarity: Outlaws of Thunder Junction common Price: $0.04

Name: Blade Banish Cost: 3W Type: Instant Rules Text: Exile target creature with power 4 or greater. Set/Rarity: Ikoria: Lair of Behemoths common Price: $0.05

Name: Blade Instructor Cost: 2W Type: Creature -- Human Soldier Pow/Tgh: 3/1 Rules Text: Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.) Set/Rarity: Guilds of Ravnica common, The List common Price: $0.10