Flying (This creature can't be blocked except by creatures with flying or reach.)

Other black creatures get +1/+1.

Nonblack creatures get -1/-1.

Tap target untapped creature. That creature deals damage equal to its power to its controller.

Flying, haste

Whenever Blazing Specter deals combat damage to a player, that player discards a card.

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.

As Brass Herald enters the battlefield, choose a creature type.

When Brass Herald enters the battlefield, reveal the top four cards of your library. Put all creature cards of the chosen type revealed this way into your hand and the rest on the bottom of your library in any order.

Creatures of the chosen type get +1/+1.

Cast this spell only during combat.

Return target creature card from your graveyard to the battlefield. That creature gains haste. Return it to your hand at the beginning of the next end step.

You may put a creature card from your hand onto the battlefield. That creature gains haste. Its controller sacrifices it at the beginning of the next end step.

When Caustic Hound dies, each player loses 4 life.

Flying, trample

At the beginning of your upkeep, sacrifice a creature.

Sacrifice a creature: Regenerate Devouring Strossus.

Separate all creatures target player controls into two piles. Destroy all creatures in the pile of that player's choice. They can't be regenerated.

Sacrifice a creature: Dross Hopper gains flying until end of turn.

When First-Sphere Gargantua enters the battlefield, you draw a card and you lose 1 life.

Unearth {2}{B} ({2}{B}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Whenever Flesh Reaver deals damage to a creature or opponent, Flesh Reaver deals that much damage to you.

Menace

Greven, Predator Captain gets +X/+0, where X is the amount of life you've lost this turn.

Whenever Greven attacks, you may sacrifice another creature. If you do, you draw cards equal to that creature's power and you lose life equal to that creature's toughness.

Imprint -- When Invader Parasite enters the battlefield, exile target land.

Whenever a land with the same name as the exiled card enters the battlefield under an opponent's control, Invader Parasite deals 2 damage to that player.

{T}: Add {C}.

{4}{R}, {T}, Sacrifice a creature: Keldon Necropolis deals 2 damage to any target.

At the beginning of each player's end step, if no creatures attacked this turn, that player sacrifices a creature they controlled since the beginning of the turn.

Whenever an opponent casts a spell, Mogg Sentry gets +2/+2 until end of turn.

Path of Ancestry enters the battlefield tapped.

{T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Sacrifice a creature: Add one mana of any color.

Phyrexian Colossus doesn't untap during your untap step.

Pay 8 life: Untap Phyrexian Colossus.

Phyrexian Colossus can't be blocked except by three or more creatures.

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 Gargantua enters the battlefield, you draw two cards and you lose 2 life.

Sacrifice a creature: Phyrexian Ghoul gets +2/+2 until end of turn.

{T}, Pay 1 life: Add one mana of any color.

{T}, Sacrifice Phyrexian Plaguelord: Target creature gets -4/-4 until end of turn.

Sacrifice a creature: Target creature gets -1/-1 until end of turn.

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

As Phyrexian Revoker enters the battlefield, choose a nonland card name.

Activated abilities of sources with the chosen name can't be activated.

{2}, {T}, Choose flying, first strike, trample, or shadow: Until end of turn, target creature with the chosen ability loses it and another target creature gains it.

{T}: Add {B}.

{2}{B}: Phyrexian Totem becomes a 5/5 black Phyrexian Horror artifact creature with trample until end of turn.

Whenever Phyrexian Totem is dealt damage, if it's a creature, sacrifice that many permanents.

{2}, {T}, Sacrifice a creature: Draw a card.

Deathtouch

As Plague Engineer enters the battlefield, choose a creature type.

Creatures of the chosen type your opponents control get -1/-1.

At the beginning of your upkeep, Plague Spitter deals 1 damage to each creature and each player.

When Plague Spitter dies, Plague Spitter deals 1 damage to each creature and each player.

{2}: Target creature gains flying until end of turn.

{5}, {T}: Destroy target creature with flying.

When Priest of Gix enters the battlefield, add {B}{B}{B}.

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

At the beginning of your upkeep, if Pyre Zombie is in your graveyard, you may pay {1}{B}{B}. If you do, return Pyre Zombie to your hand.

{1}{R}{R}, Sacrifice Pyre Zombie: It deals 2 damage to any target.

Destroy two target nonblack creatures. You lose 5 life.

Protection from white

Flying

Discard a card: Add {B}.

Star Compass enters the battlefield tapped.

{T}: Add one mana of any color that a basic land you control could produce.

{T}, Sacrifice a creature: Destroy target nonblack creature.

Destroy target creature. It can't be regenerated.

First strike, protection from legendary creatures

{B}{B}, {T}: Destroy target legendary creature. It can't be regenerated.

{T}: Destroy target creature if it shares a color with the most common color among all permanents or a color tied for most common. A creature destroyed this way can't be regenerated.

Choose a creature type. Target player reveals their hand and discards all creature cards of that type. Then destroy all creatures of that type that player controls. They can't be regenerated.

When Tsabo's Web enters the battlefield, draw a card.

Each land with an activated ability that isn't a mana ability doesn't untap during its controller's untap step.

Urborg Volcano enters the battlefield tapped.

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

Choose a number. Destroy all artifacts and creatures with mana value equal to that number. Then target player reveals their hand and discards all nonland cards with mana value equal to the number.

Deathtouch, lifelink

When Wurmcoil Engine dies, create a 3/3 colorless Phyrexian Wurm artifact creature token with deathtouch and a 3/3 colorless Phyrexian Wurm artifact creature token with lifelink.

Flying (This creature can't be blocked except by creatures with flying or reach.)

First strike (This creature deals combat damage before creatures without first strike.)

At the beginning of your upkeep, you may sacrifice an artifact. If you don't, tap Yawgmoth Demon and it deals 2 damage to you.

You can't cast more than one spell each turn.

You may play lands and cast spells from your graveyard.

If a card would be put into your graveyard from anywhere, exile it instead.