{2}, {T}: Put a charge counter on Black Mana Battery. {T}, Remove any number of charge counters from Black Mana Battery: Add {B}, then add an additional {B} for each charge counter removed this way.

{2}, {T}: Put a charge counter on Blue Mana Battery. {T}, Remove any number of charge counters from Blue Mana Battery: Add {U}, then add an additional {U} for each charge counter removed this way.

Charcoal Diamond enters the battlefield tapped. {T}: Add {B}.

{T}: Add {U} or {B}.

{T}: Add {U}. Sacrifice Eye of Ramos: Add {U}.

{T}: Add {C}. {1}, {T}, Sacrifice Mind Stone: Draw a card.

Serrated Arrows enters the battlefield with three arrowhead counters on it. At the beginning of your upkeep, if there are no arrowhead counters on Serrated Arrows, sacrifice it. {T}, Remove an arrowhead counter from Serrated Arrows: Put a -1/-1 counter on target creature.

{5}, {T}: Return target enchantment card from your graveyard to your hand.

{T}: Add {B}. Sacrifice Skull of Ramos: Add {B}.

Sky Diamond enters the battlefield tapped. {T}: Add {U}.

At the beginning of your upkeep, you may put a soot counter on Smokestack. At the beginning of each player's upkeep, that player sacrifices a permanent for each soot counter on Smokestack.

As Sol Grail enters the battlefield, choose a color. {T}: Add one mana of the chosen color.

{T}: Add {C}{C}.

{T}: Add {C}{C}{C}.

Flying When Aura Thief dies, you gain control of all enchantments. (You don't get to move Auras.)

Morph {X}{B}{B} (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 Bane of the Living is turned face up, all creatures get -X/-X until end of turn.

{2}, Sacrifice a permanent: Return target creature to its owner's hand.

Flying Echo {2}{B} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) When Bone Shredder enters the battlefield, destroy target nonartifact, nonblack creature.

{T}, Sacrifice a creature: Target creature gets +2/+2 until end of turn. {1}{U}{U}, Sacrifice a creature: Counter target creature spell.

{2}{B}{B}: Exile Carrionette and target creature unless that creature's controller pays {2}. Activate only if Carrionette is in your graveyard.

{B}, {T}, Sacrifice Doomed Necromancer: Return target creature card from your graveyard to the battlefield.

You may choose not to untap Giant Oyster during your untap step. {T}: For as long as Giant Oyster remains tapped, target tapped creature doesn't untap during its controller's untap step, and at the beginning of each of your draw steps, put a -1/-1 counter on that creature. When Giant Oyster leaves the battlefield or becomes untapped, remove all -1/-1 counters from the creature.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) Whenever Guiltfeeder attacks and isn't blocked, defending player loses 1 life for each card in their graveyard.

Mortivore's power and toughness are each equal to the number of creature cards in all graveyards. {B}: Regenerate Mortivore.

When Phyrexian Delver enters the battlefield, return target creature card from your graveyard to the battlefield. You lose life equal to that card's mana value.

When Phyrexian Rager enters the battlefield, you draw a card and you lose 1 life.

{U}, {T}: You may tap or untap target creature.

{T}: Destroy target tapped creature.

When Sengir Autocrat enters the battlefield, create three 0/1 black Serf creature tokens. When Sengir Autocrat leaves the battlefield, exile all Serf tokens.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) Whenever Shadowmage Infiltrator deals combat damage to a player, you may draw a card.

{T}, Sacrifice a black or artifact creature: Add an amount of {B} equal to the sacrificed creature's mana value.

{U}: Regenerate Spiny Starfish. At the beginning of each end step, if Spiny Starfish regenerated this turn, create a 0/1 blue Starfish creature token for each time it regenerated this turn.

Flying White spells and black spells you cast cost {1} less to cast.

Shadow (This creature can block or be blocked by only creatures with shadow.) When Thalakos Seer leaves the battlefield, draw a card.

{T}, Sacrifice a creature and a Swamp: Destroy target nonartifact creature. It can't be regenerated. {T}, Sacrifice a creature and a snow Swamp: Destroy target creature. It can't be regenerated.

Enchant creature Whenever enchanted creature deals damage to you, Backfire deals that much damage to that creature's controller.

Enchant creature When enchanted creature dies, draw three cards, then discard one of them.

Enchant creature When Chime of Night is put into a graveyard from the battlefield, destroy target nonblack creature.

Enchant creature you control Whenever enchanted creature attacks and isn't blocked, you may have it assign no combat damage this turn. If you do, defending player discards a card at random.

Enchant creature When enchanted creature dies, Creature Bond deals damage equal to that creature's toughness to the creature's controller.

Enchant creature When enchanted creature dies, its controller loses life equal to its power and you gain life equal to its toughness.

Enchant creature Enchanted creature can't attack. Prevent all combat damage that would be dealt by enchanted creature.

Enchant creature Enchanted creature gets -2/-0. When Despondency is put into a graveyard from the battlefield, return Despondency to its owner's hand.

Enchant creature Shroud (A permanent with shroud can't be the target of spells or abilities.) Enchanted creature has shroud.

Enchant creature When enchanted creature dies, target player discards two cards.

Enchant creature When enchanted creature dies, return that card to the battlefield under your control.

Enchant creature When enchanted creature leaves the battlefield, its controller sacrifices a creature.

Enchant creature Enchanted creature has flying. When Launch is put into a graveyard from the battlefield, return Launch to its owner's hand.

Enchant creature At the beginning of the upkeep of enchanted creature's controller, that player may pay {3}. If they don't, Mind Whip deals 2 damage to that player and you tap that creature.

You may cast Mystic Veil as though it had flash. If you cast it any time a sorcery couldn't have been cast, the controller of the permanent it becomes sacrifices it at the beginning of the next cleanup step. Enchant creature Enchanted creature has shroud. (It can't be the target of spells or abilities.)

At the beginning of your upkeep, if you have four or more creature cards in your graveyard, you may return target creature card from your graveyard to your hand.

Enchant creature {U}: Untap enchanted creature. {U}: Enchanted creature gains flying until end of turn. {U}: Enchanted creature gains shroud until end of turn. (It can't be the target of spells or abilities.) {1}: Enchanted creature gets +1/-1 or -1/+1 until end of turn.

Enchant creature Enchanted creature has "At the beginning of your upkeep, sacrifice this creature unless you pay its mana cost."

Enchant creature At the beginning of your upkeep, you may put a page counter on Private Research. When enchanted creature dies, draw a card for each page counter on Private Research.

Enchant creature Enchanted creature has "{B}: This creature gets +1/+1 until end of turn." When enchanted creature dies, return that card to the battlefield under your control.

Enchant creature Enchanted creature has fear. (It can't be blocked except by artifact creatures and/or black creatures.) When Sleeper's Guile is put into a graveyard from the battlefield, return Sleeper's Guile to its owner's hand.

Enchant creature Enchanted creature has fear. (It can't be blocked except by artifact creatures and/or black creatures.) Whenever enchanted creature deals combat damage to an opponent, you may draw a card.

Enchant creature At the beginning of the upkeep of enchanted creature's controller, that player sacrifices that creature unless they pay {2}. When Slow Motion is put into a graveyard from the battlefield, return Slow Motion to its owner's hand.

Enchant land Enchanted land has "{T}: Counter target spell unless its controller pays {1}."

Enchant creature At the beginning of the upkeep of enchanted creature's controller, put a -0/-1 counter on that creature. When enchanted creature dies, that creature's controller chooses a creature that Takklemaggot could enchant. If the player does, return Takklemaggot to the battlefield under your control attached to that creature. If they don't, return Takklemaggot to the battlefield under your control as a non-Aura enchantment. It loses "enchant creature" and gains "At the beginning of that player's upkeep, Takklemaggot deals 1 damage to that player."

{1}, {T}: Add {U}{B}.

({T}: Add {U}.)

River Delta doesn't untap during your untap step if it has a depletion counter on it. At the beginning of your upkeep, remove a depletion counter from River Delta. {T}: Add {U} or {B}. Put a depletion counter on River Delta.

{T}: Add {C}. {T}: Add {U} or {B}. Rootwater Depths doesn't untap during your next untap step.

({T}: Add {B}.)

{T}: Add {C}. {T}: Add {U} or {B}. Activate only if you control a Swamp.