{T}: Add one mana of any color. Spend this mana only to cast a creature spell.
{2}{G}
Arachnogenesis
Instant
Create X 1/2 green Spider creature tokens with reach, where X is the number of creatures attacking you. Prevent all combat damage that would be dealt this turn by non-Spider creatures.
{5}{G}
Arachnus Spinner
Creature - Spider
Reach
Tap an untapped Spider you control: Search your graveyard and/or library for a card named Arachnus Web and put it onto the battlefield attached to target creature. If you search your library this way, shuffle.
5 /
7
{2}{G}
Arachnus Web
Enchantment - Aura
Enchant creature
Enchanted creature can't attack or block, and its activated abilities can't be activated.
At the beginning of the end step, if enchanted creature's power is 4 or greater, destroy Arachnus Web.
{2}{G}{G}
Arasta of the Endless Web
Legendary Enchantment Creature - Spider
Reach
Whenever an opponent casts an instant or sorcery spell, create a 1/2 green Spider creature token with reach.
3 /
5
--
Badlands
Land - Swamp Mountain
({T}: Add {B} or {R}.)
--
Bayou
Land - Swamp Forest
({T}: Add {B} or {G}.)
{2}{G}
Beast Within
Instant
Destroy target permanent. Its controller creates a 3/3 green Beast creature token.
{3}{G}
Blightwidow
Creature - Phyrexian Spider
Reach (This creature can block creatures with flying.)
Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
2 /
4
--
Blood Crypt
Land - Swamp Mountain
({T}: Add {B} or {R}.)
As Blood Crypt enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
--
Bloodstained Mire
Land
{T}, Pay 1 life, Sacrifice Bloodstained Mire: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.
--
Cavern of Souls
Land
As Cavern of Souls enters the battlefield, choose a creature type.
{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.
{3}
Chromatic Lantern
Artifact
Lands you control have "{T}: Add one mana of any color."
{T}: Add one mana of any color.
--
Command Tower
Land
{T}: Add one mana of any color in your commander's color identity.
{3}
Commander's Sphere
Artifact
{T}: Add one mana of any color in your commander's color identity.
Sacrifice Commander's Sphere: Draw a card.
{1}{B}
Cover of Darkness
Enchantment
As Cover of Darkness enters the battlefield, choose a creature type.
Creatures of the chosen type have fear. (They can't be blocked except by artifact creatures and/or black creatures.)
{2}{G}
Cultivate
Sorcery
Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.
--
Darigaaz's Caldera
Land - Lair
When Darigaaz's Caldera enters the battlefield, sacrifice it unless you return a non-Lair land you control to its owner's hand.
{T}: Add {B}, {R}, or {G}.
{2}{B}
Dauthi Embrace
Enchantment
{B}{B}: Target creature gains shadow until end of turn. (It can block or be blocked by only creatures with shadow.)
{1}{G}
Deadly Recluse
Creature - Spider
Reach (This creature can block creatures with flying.)
Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
1 /
2
{4}
Decimator Web
Artifact
{4}, {T}: Target opponent loses 2 life, gets a poison counter, then mills six cards.
{1}{B}
Demonic Tutor
Sorcery
Search your library for a card, put that card into your hand, then shuffle.
{4}
Door of Destinies
Artifact
As Door of Destinies enters the battlefield, choose a creature type.
Whenever you cast a spell of the chosen type, put a charge counter on Door of Destinies.
Creatures you control of the chosen type get +1/+1 for each charge counter on Door of Destinies.
{2}{R}{R}{G}{G}
Dragonlair Spider
Creature - Spider
Reach
Whenever an opponent casts a spell, create a 1/1 green Insect creature token.
5 /
6
{3}{G}
Explosive Vegetation
Sorcery
Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.
{G}
Fog
Instant
Prevent all combat damage that would be dealt this turn.
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
{2}{G}
Frostweb Spider
Snow Creature - Spider
Reach (This creature can block creatures with flying.)
Whenever Frostweb Spider blocks a creature with flying, put a +1/+1 counter on Frostweb Spider at end of combat.
1 /
3
--
Gaea's Cradle
Legendary Land
{T}: Add {G} for each creature you control.
{3}{G}
Giant Spider
Creature - Spider
Reach (This creature can block creatures with flying.)
2 /
4
{1}{R}{G}
Giant Trap Door Spider
Creature - Spider
{1}{R}{G}, {T}: Exile Giant Trap Door Spider and target creature without flying that's attacking you.
2 /
3
{3}{G}
Gloomwidow's Feast
Instant
Destroy target creature with flying. If that creature was blue or black, create a 1/2 green Spider creature token with reach. (It can block creatures with flying.)
{3}{G}
Graverobber Spider
Creature - Spider
Reach
{3}{B}: Graverobber Spider gets +X/+X until end of turn, where X is the number of creature cards in your graveyard. Activate only once each turn.
2 /
4
{5}{G}{G}
Hatchery Spider
Creature - Spider
Reach
Undergrowth -- When you cast this spell, reveal the top X cards of your library, where X is the number of creature cards in your graveyard. You may put a green permanent card with mana value X or less from among them onto the battlefield. Put the rest on the bottom of your library in a random order.
5 /
7
{G}
Hidden Spider
Enchantment
When an opponent casts a creature spell with flying, if Hidden Spider is an enchantment, Hidden Spider becomes a 3/5 Spider creature with reach. (It can block creatures with flying.)
{3}{R}{R}
In the Web of War
Enchantment
Whenever a creature enters the battlefield under your control, it gets +2/+0 and gains haste until end of turn.
{4}{G}
Ishkanah, Grafwidow
Legendary Creature - Spider
Reach
Delirium -- When Ishkanah, Grafwidow enters the battlefield, if there are four or more card types among cards in your graveyard, create three 1/2 green Spider creature tokens with reach.
{6}{B}: Target opponent loses 1 life for each Spider you control.
3 /
5
{G}{G}
Juvenile Gloomwidow
Creature - Spider
Reach (This creature can block creatures with flying.)
Wither (This deals damage to creatures in the form of -1/-1 counters.)
1 /
3
{2}{G}{G}
Kessig Recluse
Creature - Spider
Reach (This creature can block creatures with flying.)
Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
2 /
3
--
Kessig Wolf Run
Land
{T}: Add {C}.
{X}{R}{G}, {T}: Target creature gets +X/+0 and gains trample until end of turn.
{2}{G}
Kodama's Reach
Sorcery - Arcane
Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.
{2}{B}{B}
Koskun Falls
World Enchantment
At the beginning of your upkeep, sacrifice Koskun Falls unless you tap an untapped creature you control.
Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.
{2}
Lightning Greaves
Artifact - Equipment
Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)
Equip {0}
{3}{B}{B}
Living Death
Sorcery
Each player exiles all creature cards from their graveyard, then sacrifices all creatures they control, then puts all cards they exiled this way onto the battlefield.
{3}
Mana Web
Artifact
Whenever a land an opponent controls is tapped for mana, tap all lands that player controls that could produce any type of mana that land could produce.
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
{6}{G}{G}{G}
Myojin of Life's Web
Legendary Creature - Spirit
Myojin of Life's Web enters the battlefield with a divinity counter on it if you cast it from your hand.
Myojin of Life's Web has indestructible as long as it has a divinity counter on it.
Remove a divinity counter from Myojin of Life's Web: Put any number of creature cards from your hand onto the battlefield.
8 /
8
{2}{G}
Netcaster Spider
Creature - Spider
Reach (This creature can block creatures with flying.)
Whenever Netcaster Spider blocks a creature with flying, Netcaster Spider gets +2/+0 until end of turn.
2 /
3
{2}{B}{B}
No Mercy
Enchantment
Whenever a creature deals damage to you, destroy it.
{1}{B}{G}
Obelisk Spider
Creature - Spider
Reach
Whenever Obelisk Spider deals combat damage to a creature, put a -1/-1 counter on that creature.
Whenever you put one or more -1/-1 counters on a creature, each opponent loses 1 life and you gain 1 life.
1 /
4
{2}{G}
Oran-Rief Recluse
Creature - Spider
Kicker {2}{G} (You may pay an additional {2}{G} as you cast this spell.)
Reach (This creature can block creatures with flying.)
When Oran-Rief Recluse enters the battlefield, if it was kicked, destroy target creature with flying.
1 /
3
--
Overgrown Tomb
Land - Swamp Forest
({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.
{3}{G}{G}
Overwhelming Stampede
Sorcery
Until end of turn, creatures you control gain trample and get +X/+X, where X is the greatest power among creatures you control.
{3}{B}{B}
Patriarch's Bidding
Sorcery
Each player chooses a creature type. Each player returns all creature cards of a type chosen this way from their graveyard to the battlefield.
{2}{G}{G}
Penumbra Spider
Creature - Spider
Reach
When Penumbra Spider dies, create a 2/4 black Spider creature token with reach.
2 /
4
{4}
Power Matrix
Artifact
{T}: Target creature gets +1/+1 and gains flying, first strike, and trample until end of turn.
{1}{B}{G}
Putrefy
Instant
Destroy target artifact or creature. It can't be regenerated.
--
Reflecting Pool
Land
{T}: Add one mana of any type that a land you control could produce.
--
Savage Lands
Land
Savage Lands enters the battlefield tapped.
{T}: Add {B}, {R}, or {G}.
{5}{B}{B}
Sheoldred, Whispering One
Legendary Creature - Phyrexian Praetor
Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)
At the beginning of your upkeep, return target creature card from your graveyard to the battlefield.
At the beginning of each opponent's upkeep, that player sacrifices a creature.
6 /
6
{3}{G}{G}
Silklash Spider
Creature - Spider
Reach
{X}{G}{G}: Silklash Spider deals X damage to each creature with flying.
2 /
7
{4}{G}{G}
Skysnare Spider
Creature - Spider
Vigilance (Attacking doesn't cause this creature to tap.)
Reach (This creature can block creatures with flying.)
6 /
6
{1}{G}
Snarespinner
Creature - Spider
Reach
Whenever Snarespinner blocks a creature with flying, Snarespinner gets +2/+0 until end of turn.
1 /
3
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{4}{G}
Spider Spawning
Sorcery
Create a 1/2 green Spider creature token with reach for each creature card in your graveyard.
Flashback {6}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
{4}{G}
Steam Spitter
Creature - Spider
Reach (This creature can block creatures with flying.)
{R}: Steam Spitter gets +1/+0 until end of turn.
1 /
5
{1}{G}
Steely Resolve
Enchantment
As Steely Resolve enters the battlefield, choose a creature type.
Creatures of the chosen type have shroud. (They can't be the targets of spells or abilities.)
{4}{G}
Stingerfling Spider
Creature - Spider
Reach
When Stingerfling Spider enters the battlefield, you may destroy target creature with flying.
2 /
5
--
Stomping Ground
Land - Mountain Forest
({T}: Add {R} or {G}.)
As Stomping Ground enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
--
Strip Mine
Land
{T}: Add {C}.
{T}, Sacrifice Strip Mine: Destroy target land.
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swarmyard
Land
{T}: Add {C}.
{T}: Regenerate target Insect, Rat, Spider, or Squirrel. (The next time it would be destroyed, instead tap it, remove it from combat, and heal all damage on it.)
{3}{G}
Swift Spinner
Creature - Spider
Flash (You may cast this spell any time you could cast an instant.)
Reach (This creature can block creatures with flying.)
2 /
3
{2}
Swiftfoot Boots
Artifact - Equipment
Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.)
Equip {1}
{1}{G}
Sylvan Library
Enchantment
At the beginning of your draw step, you may draw two additional cards. If you do, choose two cards in your hand drawn this turn. For each of those cards, pay 4 life or put the card on top of your library.
--
Taiga
Land - Mountain Forest
({T}: Add {R} or {G}.)
{B}{R}
Terminate
Instant
Destroy target creature. It can't be regenerated.
{1}{G}
Terrifying Presence
Instant
Prevent all combat damage that would be dealt by creatures other than target creature this turn.
{3}{B}{R}{G}
Thantis, the Warweaver
Legendary Creature - Spider
Vigilance, reach
All creatures attack each combat if able.
Whenever a creature attacks you or a planeswalker you control, put a +1/+1 counter on Thantis, the Warweaver.
5 /
5
{2}{G}{G}
Triumph of the Hordes
Sorcery
Until end of turn, creatures you control get +1/+1 and gain trample and infect. (Creatures with infect deal damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
--
Urborg, Tomb of Yawgmoth
Legendary Land
Each land is a Swamp in addition to its other land types.
{3}
Urza's Incubator
Artifact
As Urza's Incubator enters the battlefield, choose a creature type.
Creature spells of the chosen type cost {2} less to cast.
{B}
Vampiric Tutor
Instant
Search your library for a card, then shuffle and put that card on top. You lose 2 life.
--
Verdant Catacombs
Land
{T}, Pay 1 life, Sacrifice Verdant Catacombs: Search your library for a Swamp or Forest card, put it onto the battlefield, then shuffle.
{3}{G}{G}{G}
Vigor
Creature - Elemental Incarnation
Trample
If damage would be dealt to another creature you control, prevent that damage. Put a +1/+1 counter on that creature for each 1 damage prevented this way.
When Vigor is put into a graveyard from anywhere, shuffle it into its owner's library.
6 /
6
--
Volrath's Stronghold
Legendary Land
{T}: Add {C}.
{1}{B}, {T}: Put target creature card from your graveyard on top of your library.
{4}{G}
Watcher in the Web
Creature - Spider
Reach (This creature can block creatures with flying.)
Watcher in the Web can block an additional seven creatures each combat.
2 /
5
{3}{B}{G}
Windgrace's Judgment
Instant
For any number of opponents, destroy target nonland permanent that player controls.
--
Wooded Foothills
Land
{T}, Pay 1 life, Sacrifice Wooded Foothills: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.
{G}
Worldly Tutor
Instant
Search your library for a creature card, reveal it, then shuffle and put the card on top.