Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) When this creature dies, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Flying Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) Sacrifice a creature: Flesh-Eater Imp gets +1/+1 until end of turn.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) When this creature enters, each player gets a poison counter.

Flying Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) {B}: Skithiryx gains haste until end of turn. {B}{B}: Regenerate Skithiryx.

{T}: Add one mana of any color in your commander's color identity.

Sacrifice a creature: Add {C}{C}.

This artifact enters with X charge counters on it. {T}: Choose a color. Add one mana of that color for each charge counter on this artifact.

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.

Multikicker {2} (You may pay an additional {2} any number of times as you cast this spell.) This artifact enters with a charge counter on it for each time it was kicked. {T}: Add {C} for each charge counter on this artifact.

{T}: Add one mana of any color that a land an opponent controls could produce.

This artifact enters tapped. When this artifact enters, proliferate. {T}: Add one mana of any color. Corrupted — {T}: Add three mana of any one color. Activate only if an opponent has three or more poison counters.

Nonartifact spells you cast have improvise. (Your artifacts can help cast those spells. Each artifact you tap after you're done activating mana abilities pays for {1}.)

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

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

{T}: Add {C}. {T}: Add {W} or {B}. This artifact deals 1 damage to you.

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) When this creature dies, create a 1/1 colorless Phyrexian Mite artifact creature token with toxic 1 and "This token can't block."

Whenever this creature or another nontoken Phyrexian you control enters, create X 3/3 colorless Phyrexian Golem artifact creature tokens, where X is the number of opponents you have. Golems you control have indestructible.

Flying Whenever this creature or another Phyrexian you control enters, incubate 2. (Create an Incubator token with two +1/+1 counters on it and "{2}: Transform this token." It transforms into a 0/0 Phyrexian artifact creature.)

When this creature enters, incubate 2. (Create an Incubator token with two +1/+1 counters on it and "{2}: Transform this token." It transforms into a 0/0 Phyrexian artifact creature.) Whenever a permanent you control transforms into a Phyrexian, put a +1/+1 counter on it.

When this creature enters, incubate 3 X times. (To incubate 3, create an Incubator token with three +1/+1 counters on it and "{2}: Transform this token." It transforms into a 0/0 Phyrexian artifact creature.) {T}: Transform target Incubator token you control.

Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.) At the beginning of combat on your turn, the next time target creature would deal combat damage to one or more players this combat, prevent that damage. If damage is prevented this way, create that many 1/1 colorless Phyrexian Mite artifact creature tokens with toxic 1 and "This token can't block."

As this artifact enters, choose a creature type. Whenever you cast a spell of the chosen type, put a charge counter on this artifact. Creatures you control of the chosen type get +1/+1 for each charge counter on this artifact.

{T}: Add {W}.

This land enters tapped. When this land enters, exile target player's graveyard. {T}: Add {B}.

{T}: Add {C}. {2}, {T}, Sacrifice this land: Return target artifact card from your graveyard to your hand.

{T}: Add {C}. {T}: Add {W} or {B}. This land deals 1 damage to you.

{T}: Add one mana of any color in your commander's color identity.

{T}: Add {C}. {2}, {T}: Put two +1/+1 counters on target non-Human creature that entered this turn.

{T}: Add one mana of any color that a land an opponent controls could produce.

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Then if you control four or more lands, untap that land.

{T}: Add {C}. {W/B}, {T}: Add {W}{W}, {W}{B}, or {B}{B}.

({T}: Add {W} or {B}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

This land enters tapped. Indestructible {T}: Add {W} or {B}.

{T}: Add {C}. {T}, Sacrifice a creature: You gain 1 life.

{T}: Add {C}. {1}: This land becomes a 1/1 Phyrexian Blinkmoth artifact creature with flying and infect until end of turn. It's still a land. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

This land enters tapped unless you control a Plains or a Swamp. {T}: Add {W} or {B}.

{T}: Add {C}. {4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

{T}: Add {C}. {T}: Add one mana of any color. Activate only if this land entered this turn. {3}, {T}: Create a 1/1 colorless Phyrexian Mite artifact creature token with toxic 1 and "This token can't block." (Players dealt combat damage by it also get a poison counter.)

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

This land enters 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.)

({T}: Add {W}.)

You have no maximum hand size. {T}: Add {C}.

This land enters tapped unless you control two or more other lands. {T}: Add {W} or {B}.

{T}: Add {C}. {T}, Pay 1 life: Add one mana of any color. Activate only if you control an artifact.

({T}: Add {B}.)

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

{T}: Add {C}. {1}, {T}: Add one mana of any color. {X}, {T}: This land becomes a copy of target nontoken artifact you control with mana value X.

{T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast Phyrexian creature spells. Corrupted — {T}: Target 1/1 creature gets +2/+1 until end of turn. Activate only if an opponent has three or more poison counters.

This land enters tapped unless you have two or more opponents. {T}: Add {W} or {B}.

Sacrifice any number of artifacts, enchantments, and/or tokens. Return that many creature cards from your graveyard to the battlefield.

{1}{B}, Pay 2 life: Return target creature card from your graveyard to your hand.

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) When this creature dies, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

When this creature enters, put a +1/+1 counter on each of any number of target creatures and a charge counter on each of any number of target artifacts. {1}, {T}, Sacrifice another artifact: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Whenever you proliferate, each opponent loses 2 life and you gain 2 life.

{T}, Pay 1 life: Destroy target permanent you own. {T}, Pay 2 life: Add one mana of any color. {T}, Pay 3 life: Proliferate. {T}, Pay 4 life: Draw a card. {5}: Untap this artifact.

{T}, Sacrifice an artifact: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Exile target nonland permanent. You lose 3 life.

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) When this creature enters, exile target artifact or creature an opponent controls with mana value 3 or less until this creature leaves the battlefield.

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 this creature enters, destroy target nonartifact, nonblack creature.

If you control a commander, you may cast this spell without paying its mana cost. Exile target creature.

Destroy target permanent. Its controller creates a 3/3 green Elephant creature token.

When this creature enters, creatures your opponents control get -2/-2 until end of turn. Whenever a creature an opponent controls dies, that player loses 2 life.

Each opponent gets a poison counter. Then each creature your opponents control gets -1/-1 until end of turn for each poison counter its controller has.

Flying If damage would be dealt to this creature, prevent that damage. When damage is prevented this way, this creature deals that much damage to any other target.

Destroy target nonland permanent. Its controller creates a 1/1 white Human creature token.

Exile target creature. Its controller gains life equal to its power.

As an additional cost to cast this spell, pay X life. All creatures get -X/-X until end of turn.

Each opponent sacrifices a creature or planeswalker of their choice and gets a poison counter.

Corrupted — Sacrifice an artifact or creature: Draw a card. Activate only if an opponent has three or more poison counters and only once each turn.

As an additional cost to cast this spell, sacrifice a creature. Draw two cards.

Whenever a creature deals combat damage to one of your opponents, its controller may pay 1 life. If they do, they draw a card. {4}{B}{B}{B}, Discard X cards: Exile the top X cards of target opponent's library. You may play lands and cast spells from among cards exiled this way without paying their mana costs.

You draw two cards and you lose 2 life. Each opponent gets a poison counter.

Equipped creature gets +1/-1. Whenever equipped creature dies, draw two cards. Equip {1}

{1}{B}, Sacrifice a creature: You gain 1 life and draw a card.

As an additional cost to cast this spell, sacrifice a creature. Draw two cards.

As this enchantment enters, choose a creature type. Creatures you control of the chosen type get +1/+1. {1}, Sacrifice a creature of the chosen type: Target creature you control gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) Skrelv can't block. {W/P}, {T}: Choose a color. Another target creature you control gains toxic 1 and hexproof from that color until end of turn. It can't be blocked by creatures of that color this turn. ({W/P} can be paid with either {W} or 2 life.)

Sacrifice another Phyrexian: Put a +1/+1 counter on this creature. When this creature dies, incubate X, where X is its power. (Create an Incubator token with X +1/+1 counters on it and "{2}: Transform this token." It transforms into a 0/0 Phyrexian artifact creature.)