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 Foreign Black Border rare, Fourth Edition rare, Renaissance uncommon Price: $0.68

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: $4.77

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, Marvel Super Heroes Commander rare Price: $11.49

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: $0.08

Name: Black Panther, Claws of Bast Cost: 2W Type: Legendary Creature -- Human Warrior Hero Pow/Tgh: 3/3 Rules Text: Lifelink (Damage dealt by this creature also causes you to gain that much life.) Whenever a creature you control attacks alone, put a +1/+1 counter on it. Set/Rarity: Marvel Super Heroes Commander mythic Price: $5.75

Name: Black Panther, Most Dangerous Cost: 2W Type: Legendary Creature -- Human Warrior Hero Pow/Tgh: 3/3 Rules Text: Whenever Black Panther is dealt damage, he deals that much damage to any other target. Power-up -- {5}{W}{W}: Put two +1/+1 counters on Black Panther. Other creatures you control get +2/+2 until end of turn. (Activate each power-up ability only once. Reduce the cost by his mana cost if he entered this turn.) Set/Rarity: Marvel Super Heroes Commander rare Price: $0.70

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: $0.25

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: $0.22

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: $0.35

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: $0.34

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, Intl. Collectors' Edition uncommon, Collectors' Edition uncommon, Foreign Black Border uncommon, Revised Edition uncommon, Summer Magic / Edgar uncommon, Fourth Edition Foreign Black Border uncommon, Fourth Edition 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: $0.49

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, Intl. Collectors' Edition uncommon, Collectors' Edition uncommon, Foreign Black Border uncommon, Revised Edition uncommon, Summer Magic / Edgar uncommon, Fourth Edition Foreign Black Border uncommon, Fourth Edition uncommon, 30th Anniversary Edition uncommon Price: $0.21

Name: Black Widow, Daring Operative Cost: 4B Type: Legendary Creature -- Human Spy Hero Pow/Tgh: 3/4 Rules Text: Menace (This creature can't be blocked except by two or more creatures.) When Black Widow enters, mill three cards. (Put the top three cards of your library into your graveyard.) Whenever Black Widow deals combat damage to a player, each opponent loses life equal to the number of creature cards in your graveyard. Set/Rarity: Marvel Super Heroes Commander mythic Price: $12.35

Name: Black Widow, Deadly Hunter Cost: 2B Type: Legendary Creature -- Human Assassin Hero Pow/Tgh: 3/3 Rules Text: Deathtouch Whenever a creature you control with deathtouch deals combat damage to a player, you draw a card and lose 1 life. Set/Rarity: Marvel Super Heroes Commander rare Price: $2.22

Name: Black Widow, Double Agent Cost: 1WB Type: Legendary Creature -- Human Hero Villain Pow/Tgh: 3/2 Rules Text: Deathtouch Whenever a creature you control attacks alone, it gains first strike and menace until end of turn. (It can't be blocked except by two or more creatures.) Set/Rarity: Marvel Super Heroes uncommon Price: $0.23

Name: Black Widow, Intel Expert Cost: 2W Type: Legendary Creature -- Human Spy Hero Pow/Tgh: 3/3 Rules Text: First strike Whenever Black Widow deals combat damage to an opponent, you and that player each draw two cards. Set/Rarity: Marvel Super Heroes Commander rare Price: $1.59

Name: Black Widow, Super Spy Cost: 1B Type: Legendary Creature -- Human Spy Hero Pow/Tgh: 2/1 Rules Text: Menace Whenever Black Widow deals combat damage to a player, that player exiles cards from the top of their library until they exile a nonland card. You may put a +1/+1 counter on Black Widow. If you don't, you may cast the exiled nonland card until end of turn and mana of any type can be spent to cast that spell. Set/Rarity: Marvel Super Heroes mythic Price: $1.92

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 Promos rare, Dominaria 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: $2.80

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: $0.11

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: $0.11