Commander creatures you own have "Whenever an artifact or creature you control is put into a graveyard from the battlefield, each opponent loses 1 life."

Lord of the Pyrrhian Legions — Whenever Anrakyr the Traveller attacks, you may cast an artifact spell from your hand or graveyard by paying life equal to its mana value rather than paying its mana cost.

Flying Modular 3 (This creature enters with three +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.) Whenever another artifact you control enters, target creature an opponent controls gets -1/-1 until end of turn.

Whenever Armix attacks, you may discard a card. When you do, target creature defending player controls gets -X/-X until end of turn, where X is the number of artifacts you control plus the number of artifact cards in your graveyard. Partner (You can have two commanders if both have partner.)

Deathtouch Whenever Ashnod attacks, you may sacrifice another creature. If you do, create a tapped Powerstone token. {5}, Exile a creature card from your graveyard: Create a tapped 3/3 colorless Zombie artifact creature token.

Consuming Corruption deals X damage to target creature or planeswalker and you gain X life, where X is the number of Swamps you control.

{1}{B}, {T}: Choose another target artifact creature you control. When that creature dies this turn, return it to the battlefield tapped under your control.

Destroy target green or white creature.

Return target creature card from your graveyard to the battlefield. Flashback—Sacrifice three creatures. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

{T}, Sacrifice a creature: Put two +1/+1 counters on target creature. {T}, Remove a counter from a creature you control: Create a Treasure token. {T}, Sacrifice an artifact: Create a 2/1 white and black Inkling creature token with flying. {3}{B}: Untap Fain.

As an additional cost to cast this spell, sacrifice an artifact or creature. Draw two cards and create a Map token. (It's an artifact with "{1}, {T}, Sacrifice this token: Target creature you control explores. Activate only as a sorcery.")

Destroy target creature or enchantment an opponent controls. You lose life equal to that permanent's mana value.

Artifact spells you cast cost {1} less to cast.

Destroy target creature. You lose 2 life.

{T}, Sacrifice three other artifacts and/or creatures: Look at the top three cards of your library. Put two of them into your hand and the other into your graveyard. Partner (You can have two commanders if both have partner.)

Flying Enmitic Exterminator — When this creature enters, each player sacrifices a creature of their choice. Unearth {5}{B}{B}{B} ({5}{B}{B}{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.)

Fabricate 3 (When this creature enters, put three +1/+1 counters on it or create three 1/1 colorless Servo artifact creature tokens.) Whenever an artifact you control is put into a graveyard from the battlefield, target opponent loses life equal to this creature's power.

Destroy target creature or planeswalker that's green or white. You gain 1 life.

Flying Harbinger of Despair — Whenever this creature or another nontoken artifact you control is put into a graveyard from the battlefield or is put into exile from the battlefield, target opponent loses 1 life and you gain 1 life.

Destroy all green creatures or all white creatures. They can't be regenerated. You lose 2 life for each creature that died this way.

{3}{B}: Return this card from your graveyard to the battlefield tapped with two +1/+1 counters on it.

Phalanx Commander — When this creature enters, create two tapped 2/2 black Necron Warrior artifact creature tokens. Unearth {3}{B} ({3}{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.)

Target opponent sacrifices a green or white creature of their choice. If that player does, they lose 2 life.

{3}, {T} or {B}, {T}: Return target artifact creature card from your graveyard to your hand.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Whenever a nontoken artifact you control is put into a graveyard from the battlefield, create a 1/1 colorless Servo artifact creature token.

({T}: Add {B}.)

Whenever another creature dies, or a creature card is put into a graveyard from anywhere other than the battlefield, or a creature card leaves your graveyard, Syr Konrad deals 1 damage to each opponent. {1}{B}: Each player mills a card. (They each put the top card of their library into their graveyard.)

When this creature enters, mill three cards, then return any number of artifact creature cards with total mana value 6 or less from your graveyard to the battlefield.

You lose X life and create X tapped Powerstone tokens. Then all creatures get -1/-1 until end of turn for each artifact you control. (The tokens are artifacts with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.")

Destroy target creature. You gain 1 life for each artifact you control.

Target creature gets -1/-1 until end of turn. Morbid — That creature gets -13/-13 until end of turn instead if a creature died this turn.

Targeting Relay — At the beginning of combat on your turn, choose an opponent. Creatures attacking the last chosen player have menace.

{T}: Create a Treasure token. Activate only if a creature died this turn. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Whenever an artifact you control enters, you may pay {1}. If you do, each opponent loses 1 life and you gain 1 life. {1}{B}, Sacrifice this enchantment: Destroy target creature. Activate only if you control two or more artifacts.

Whenever another artifact or creature you control is put into a graveyard from the battlefield, put an oil counter on this artifact. {2}{B}, {T}, Remove four oil counters from this artifact: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery.

Choose two target creature cards in your graveyard. Sacrifice a creature. If you do, return the chosen cards to the battlefield tapped.

Fabricate 2 (When this creature enters, put two +1/+1 counters on it or create two 1/1 colorless Servo artifact creature tokens.)

Flying {2}{U}, {T}: Draw two cards, then discard a card. Whenever Atemsis deals damage to an opponent, you may reveal your hand. If cards with at least six different mana values are revealed this way, that player loses the game.

Counter target spell. If that spell targets a commander you control, instead counter that spell, scry 2, then draw a card.

Body of Knowledge's power and toughness are each equal to the number of cards in your hand. You have no maximum hand size. Whenever this creature is dealt damage, draw that many cards.

Whenever you draw a card, put a +1/+1 counter on this creature. When this creature dies, create X 1/1 blue Squid creature tokens with islandwalk, where X is the number of +1/+1 counters on this creature. (They can't be blocked as long as defending player controls an Island.)

Counter target spell unless its controller pays {1} for each card in your graveyard. Madness {U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Target player draws two cards. Flashback—{1}{U}, Pay 3 life. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Flying As an additional cost to cast blue permanent spells, you may pay 2 life. Those spells cost {U} less to cast if you paid life this way. This effect reduces only the amount of blue mana you pay. Whenever you cast a blue permanent spell, draw a card.

{T}, Mill a card: Add {C}. (To mill a card, put the top card of your library into your graveyard.)

Counter target spell. Draw a card.

Counter target spell. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

{2}{U}, {T}, Discard a card, Sacrifice a land: Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

Devoid (This card has no color.) Flying Whenever you draw your second card each turn, create a 0/1 colorless Eldrazi Spawn creature token with "Sacrifice this token: Add {C}."

Flash (You may cast this spell any time you could cast an instant.) Enchant red or green creature When this Aura enters, tap enchanted creature. Enchanted creature doesn't untap during its controller's untap step.

Target creature can't be blocked this turn. Draw a card.

Draw a card for each Island you control, then discard two cards.

Draw two cards, then discard two cards. Untap up to three lands.

You have no maximum hand size.

Red creature spells and green creature spells cost {1} more to cast.

Until end of turn, whenever a player taps an Island for mana, that player adds an additional {U}.

Whenever you draw your second card each turn, create a token that's a copy of this creature.

Mill three cards, then return an instant or sorcery card from your graveyard to your hand. Flashback {5}{U}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

({T}: Add {U}.)

If you would draw a card while your library has no cards in it, you win the game instead.

Counter target noncreature spell.

Draw a card. Madness {U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Flying Whenever you draw a card, put a +1/+1 counter on this creature.

Flying If you would draw a card while your library has no cards in it, instead put five +1/+1 counters on Ormos. {1}{U}{U}, Discard three cards with different names: Draw five cards.

Psychosis Crawler's power and toughness are each equal to the number of cards in your hand. Whenever you draw a card, each opponent loses 1 life.

Exile target creature. Its controller manifests the top card of their library. (That player puts the top card of their library onto the battlefield face down as a 2/2 creature. If it's a creature card, it can be turned face up any time for its mana cost.)

Counter target spell. Untap up to four lands.

{T}: Add {U}.

Flash (You may cast this spell any time you could cast an instant.) Flying Whenever this creature attacks, target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to that card's mana cost. (You may cast that card from your graveyard for its flashback cost. Then exile it.)

Flying Sturmgeist's power and toughness are each equal to the number of cards in your hand. Whenever this creature deals combat damage to a player, draw a card.

If you would draw a card, draw two cards instead.

Counter target noncreature spell. Untap up to three lands.

Sacrifice this creature: It deals damage equal to its power to target creature with flying. Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Whenever this creature attacks, defending player exiles two permanents they control.

{1}, Sacrifice this creature: Choose one — • Destroy target artifact. • Destroy target enchantment. • Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Whenever this creature attacks, untap each other creature you control.

When you cast this spell, create a 10/10 colorless Eldrazi creature token.

Other Elf creatures you control get +1/+1. {T}: Add {G} for each Elf you control.

You may play an additional land this turn. Draw a card.

Prevent all combat damage that would be dealt this turn.

({T}: Add {G}.)

Trample Whenever this creature deals combat damage to a player, create a token that's a copy of this creature.

Trample Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.) Other creatures you control have trample and ward {2}.

Choose target creature you control. Whenever that creature deals combat damage to a player or planeswalker this turn, draw that many cards.

When this creature enters, untap target creature.

{2}, Sacrifice this creature: Choose one — • Destroy target artifact. • Destroy target enchantment. • Draw a card. Then you may put a land card from your hand onto the battlefield tapped.

Whenever another green creature you control enters, put a +1/+1 counter on target creature.

Enchant creature Enchanted creature is a Treefolk with base power and toughness 0/4 and loses all abilities.

{T}: Add {G}.

Reach, trample Multani gets +1/+1 for each land you control and each land card in your graveyard. {1}{G}, Return two lands you control to their owner's hand: Return Multani from your graveyard to your hand.

Morph {0} (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 this creature is turned face up, it becomes the creature type of your choice. (This effect lasts indefinitely.)

Return a Forest you control to its owner's hand: Untap target creature. Activate only once each turn.

Target creature you control deals damage equal to its power to target creature you don't control. If the creature you control has trample, excess damage is dealt to that creature's controller instead.

When this creature enters, you may destroy target artifact or enchantment.

Renata's power is equal to your devotion to green. (Each {G} in the mana costs of permanents you control counts toward your devotion to green.) Each other creature you control enters with an additional +1/+1 counter on it.

Choose one — • Destroy target artifact. • Destroy target enchantment. • Exile target card from a graveyard.

Sacrifice a land. Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Evolve (Whenever a creature you control enters, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.) Whenever one or more +1/+1 counters are put on this creature, you may create a 1/1 green Squirrel creature token.

At the beginning of your upkeep, put a spore counter on this creature. Remove three spore counters from this creature: Create a 1/1 green Saproling creature token. Sacrifice a Saproling: This creature gets +1/+2 until end of turn.

At the beginning of your upkeep, put a spore counter on this creature. Remove three spore counters from this creature: Create a 1/1 green Saproling creature token. Sacrifice a Saproling: Target creature gets +1/+1 until end of turn.

This creature enters with three +1/+1 counters on it. Remove a +1/+1 counter from this creature: It deals 1 damage to any target.

Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents of their choice.) This creature attacks each combat if able.

Vigilance Enrage — Whenever this creature is dealt damage, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

At the beginning of your upkeep, put a spore counter on this creature. Remove three spore counters from this creature: Create a 1/1 green Saproling creature token. Sacrifice a Saproling: Target creature gains haste until end of turn.

Enchant land Whenever enchanted land is tapped for mana, its controller adds an additional {G}.

Return an Elf you control to its owner's hand: Untap target creature. Activate only once each turn.

Whenever another nontoken creature you control dies, you may return it to the battlefield face down under its owner's control. It's a Forest land. (It has no other types or abilities.)