Enchant creature card in a graveyard

When Animate Dead enters the battlefield, if it's on the battlefield, it loses "enchant creature card in a graveyard" and gains "enchant creature put onto the battlefield with Animate Dead." Return enchanted creature card to the battlefield under your control and attach Animate Dead to it. When Animate Dead leaves the battlefield, that creature's controller sacrifices it.

Enchanted creature gets -1/-0.

Flying

Modular 1 (This creature enters the battlefield with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

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

Flying

{B}: Battlefly Swarm gains deathtouch until end of turn.

Deathtouch

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)

Protection from green (This creature can't be blocked, targeted, dealt damage, enchanted, or equipped by anything green.)

Creatures your opponents control can't have +1/+1 counters put on them.

When Blister Beetle enters the battlefield, target creature gets -1/-1 until end of turn.

Whenever Blood Artist or another creature dies, target player loses 1 life and you gain 1 life.

{T}, Pay 1 life, Sacrifice Bloodstained Mire: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.

When Bond Beetle enters the battlefield, put a +1/+1 counter on target creature.

When Brain Maggot enters the battlefield, target opponent reveals their hand and you choose a nonland card from it. Exile that card until Brain Maggot leaves the battlefield.

Whenever Broodhatch Nantuko is dealt damage, you may create that many 1/1 green Insect creature tokens.

Morph {2}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Add {B}{B}{B}.

Threshold -- Add {B}{B}{B}{B}{B} instead if seven or more cards are in your graveyard.

Flying

Feeder Mandibles -- When Canoptek Scarab Swarm enters the battlefield, exile target player's graveyard. For each artifact or land card exiled this way, create a 1/1 colorless Insect artifact creature token with flying.

Vigilance

Exile Cannon -- When Canoptek Tomb Sentinel enters the battlefield from a graveyard, exile up to one target nonland permanent.

Unearth {7} ({7}: 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.)

{1}{G}, Sacrifice Caustic Caterpillar: Destroy target artifact or enchantment.

Flying

Whenever Caustic Wasps deals combat damage to a player, you may destroy target artifact that player controls.

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

Crypt of Agadeem enters the battlefield tapped.

{T}: Add {B}.

{2}, {T}: Add {B} for each black creature card in your graveyard.

Add {B}{B}{B}.

{T}: Add {B}.

{T}: Add {G}.

Deathcap Glade enters the battlefield tapped unless you control two or more other lands.

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

Search your library for a card, put that card into your hand, then shuffle.

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.)

(Dryad Arbor isn't a spell, it's affected by summoning sickness, and it has "{T}: Add {G}.")

When Endless Cockroaches dies, return it to its owner's hand.

When Eternal Witness enters the battlefield, you may return target card from your graveyard to your hand.

Everglades enters the battlefield tapped.

When Everglades enters the battlefield, sacrifice it unless you return an untapped Swamp you control to its owner's hand.

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

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

Search your library and/or graveyard for a creature card with mana value X or less and put it onto the battlefield. If you search your library this way, shuffle. If X is 10 or more, creatures you control get +X/+X and gain haste until end of turn.

Flying

{B}: Regenerate Fog of Gnats.

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

Trample

Whenever Giant Adephage deals combat damage to a player, create a token that's a copy of Giant Adephage.

Golgari Rot Farm enters the battlefield tapped.

When Golgari Rot Farm enters the battlefield, return a land you control to its owner's hand.

{T}: Add {B}{G}.

{1}, Sacrifice Grave-Shell Scarab: Draw a card.

Dredge 1 (If you would draw a card, you may mill a card instead. If you do, return this card from your graveyard to your hand.)

Changeling (This card is every creature type.)

When Graveshifter enters the battlefield, you may return target creature card from your graveyard to your hand.

Search your library for a green creature card with mana value X or less, put it onto the battlefield, then shuffle. Shuffle Green Sun's Zenith into its owner's library.

Search your library for a card, put that card into your hand, then shuffle. You lose 3 life.

As long as Grist, the Hunger Tide isn't on the battlefield, it's a 1/1 Insect creature in addition to its other types.

+1: Create a 1/1 black and green Insect creature token, then mill a card. If an Insect card was milled this way, put a loyalty counter on Grist and repeat this process.

-2: You may sacrifice a creature. When you do, destroy target creature or planeswalker.

-5: Each opponent loses life equal to the number of creature cards in your graveyard.

Changeling (This card is every creature type.)

When Guardian Gladewalker enters the battlefield, put a +1/+1 counter on target creature.

{2}, Exile Halo Scarab from your graveyard: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

When Haywire Mite dies, you gain 2 life.

{G}, Sacrifice Haywire Mite: Exile target noncreature artifact or noncreature enchantment.

{X}{B/P}: Remove up to X counters from target permanent. For each counter removed this way, Hex Parasite gets +1/+0 until end of turn. ({B/P} can be paid with either {B} or 2 life.)

Defender (This creature can't attack.)

Whenever Hornet Nest is dealt damage, create that many 1/1 green Insect creature tokens with flying and deathtouch. (Any amount of damage a creature with deathtouch deals to a creature is enough to destroy it.)

Flying, deathtouch

When Hornet Queen enters the battlefield, create four 1/1 green Insect creature tokens with flying and deathtouch.

At the beginning of your upkeep, if you control three or more artifacts, you gain 1 life.

{T}: Add {C}.

{4}, {T}, Sacrifice Inventors' Fair: Search your library for an artifact card, reveal it, put it into your hand, then shuffle. Activate only if you control three or more artifacts.

Tokens you control have "{T}: Add {G}."

Choose a Background (You can have a Background as a second commander.)

Jungle Basin enters the battlefield tapped.

When Jungle Basin enters the battlefield, sacrifice it unless you return an untapped Forest you control to its owner's hand.

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

When you cast this spell, draw four cards.

Annihilator 4 (Whenever this creature attacks, defending player sacrifices four permanents.)

When Kozilek, Butcher of Truth is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.

Undergrowth -- When Kraul Foragers enters the battlefield, you gain 1 life for each creature card in your graveyard.

Reach

Undergrowth -- When Kraul Harpooner enters the battlefield, choose up to one target creature with flying you don't control. Kraul Harpooner gets +X/+0 until end of turn, where X is the number of creature cards in your graveyard, then you may have Kraul Harpooner fight that creature.

{T}: Add {C}.

{T}: Add {B} or {G}. Llanowar Wastes deals 1 damage to you.

{T}, Pay 1 life, Sacrifice Marsh Flats: Search your library for a Plains or Swamp card, put it onto the battlefield, then shuffle.

Changeling (This card is every creature type.)

When Masked Vandal enters the battlefield, you may exile a creature card from your graveyard. If you do, exile target artifact or enchantment an opponent controls.

Flying

Whenever a player sacrifices another permanent, put a +1/+1 counter on each creature you control.

As Metallic Mimic enters the battlefield, choose a creature type.

Metallic Mimic is the chosen type in addition to its other types.

Each other creature you control of the chosen type enters the battlefield with an additional +1/+1 counter on it.

{T}, Pay 1 life, Sacrifice Misty Rainforest: Search your library for a Forest or Island card, put it onto the battlefield, then shuffle.

Trample

When Moldgraf Monstrosity dies, exile it, then return two creature cards at random from your graveyard to the battlefield.

Whenever a player sacrifices a creature, you may put a +1/+1 counter on Mortician Beetle.

Changeling (This card is every creature type.)

Target creature gets +3/-3 and loses all creature types until end of turn.

Protection from black

Threshold -- Nantuko Blightcutter gets +1/+1 for each black permanent your opponents control as long as seven or more cards are in your graveyard.

When Nantuko Cultivator enters the battlefield, you may discard any number of land cards. Put that many +1/+1 counters on Nantuko Cultivator and draw that many cards.

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

When Nantuko Tracer enters the battlefield, you may put target card from a graveyard on the bottom of its owner's library.

Morph {1}{G} (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 Nantuko Vigilante is turned face up, destroy target artifact or enchantment.

{T}: Return two target cards from an opponent's graveyard to their hand. Destroy target artifact or enchantment.

{T}, Pay 1 life: Add {B} or {G}.

{1}, {T}, Sacrifice Nurturing Peatland: Draw a card.

({T}: Add {B} or {G}.)

As Overgrown Tomb enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Sacrifice a creature: Add one mana of any color.

{T}, Pay 1 life, Sacrifice Polluted Delta: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

When Quarry Beetle enters the battlefield, you may return target land card from your graveyard to the battlefield.

Changeling (This card is every creature type.)

As Realmwalker enters the battlefield, choose a creature type.

You may look at the top card of your library any time.

You may cast creature spells of the chosen type from the top of your library.

Put target creature card from a graveyard onto the battlefield under your control. You lose life equal to its mana value.

Return target card from your graveyard to your hand.

Whenever Saber Ants is dealt damage, you may create that many 1/1 green Insect creature tokens.

At the beginning of your upkeep, if you control five or more lands, put four +1/+1 counters on Scute Mob.

Landfall -- Whenever a land enters the battlefield under your control, create a 1/1 green Insect creature token. If you control six or more lands, create a token that's a copy of Scute Swarm instead.

{B}: Skittering Heartstopper gains deathtouch until end of turn.

Equipped creature gets +1/-1.

Whenever equipped creature dies, draw two cards.

Equip {1}

Flash

This spell can't be countered.

Reach, protection from blue

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

Ninjutsu {3}{G} ({3}{G}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever Spring-Leaf Avenger deals combat damage to a player, return target permanent card from your graveyard to your hand.

Flying

Stirge can't block.

Blood Drain -- {1}{B}, Pay 1 life, Sacrifice Stirge: Draw a card.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

{T}: Put an oil counter on The Filigree Sylex.

{T}, Sacrifice The Filigree Sylex: Destroy each nonland permanent with mana value equal to the number of oil counters on The Filigree Sylex.

{T}, Remove ten oil counters from among permanents you control and sacrifice The Filigree Sylex: It deals 10 damage to any target.

Search your library for a card, then shuffle and put that card on top. You lose 2 life.

{T}, Pay 1 life, Sacrifice Verdant Catacombs: Search your library for a Swamp or Forest card, put it onto the battlefield, then shuffle.

When Virus Beetle enters the battlefield, each opponent discards a card.

{T}, Pay 1 life, Sacrifice Windswept Heath: Search your library for a Forest or Plains card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice Wooded Foothills: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.

Search your library for a creature card, reveal it, then shuffle and put the card on top.

Flying

Whenever Xantid Swarm attacks, defending player can't cast spells this turn.

Flying

{G}: Regenerate Yavimaya Gnats.

Flying

Scavenge {2}{B}{B} ({2}{B}{B}, Exile this card from your graveyard: Put a number of +1/+1 counters equal to this card's power on target creature. Scavenge only as a sorcery.)

You may play lands and cast Insect spells from your graveyard.

Whenever another Insect you control dies, put it on the bottom of its owner's library, then mill two cards. (Put the top two cards of your library into your graveyard.)

{1}{B/G}: Target Insect gets +1/+0 and gains deathtouch until end of turn. ({B/G} can be paid with either {B} or {G}.)

Whenever Zulaport Cutthroat or another creature you control dies, each opponent loses 1 life and you gain 1 life.