The Swarmweaver (Commander) - Optimized

The Swarmweaver
Rank #1,275
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Sikora
Oct 16, 2025
Sikora
How To Play Spiders Differently In Commander
Spiders are creepy, but they're also our friends... they also make for a great Commander deck if you know how to mitigate their weaknesses!
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Utility Lands
Mana Artifacts
Lands
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Broodspinner
100%inclusion6 decks6 decks
98%synergy
Twitching Doll
100%inclusion6 decks6 decks
90%synergy
Spider Spawning
83%inclusion5 decks6 decks
80%synergy
Arasta of the Endless Web
83%inclusion5 decks6 decks
72%synergy
Shelob, Child of Ungoliant
67%inclusion4 decks6 decks
66%synergy
Aatchik, Emerald Radian
67%inclusion4 decks6 decks
63%synergy
Ishkanah, Grafwidow
67%inclusion4 decks6 decks
63%synergy
Skyfisher Spider
67%inclusion4 decks6 decks
62%synergy
Hornet Queen
67%inclusion4 decks6 decks
61%synergy
Arachnogenesis
67%inclusion4 decks6 decks
56%synergy
Top Cards
Rise of the Witch-king
67%inclusion4 decks6 decks
56%synergy
Scute Swarm
67%inclusion4 decks6 decks
52%synergy
Game Changers
Vampiric Tutor
50%inclusion3 decks6 decks
39%synergy
Ancient Tomb
33%inclusion2 decks6 decks
28%synergy
Crop Rotation
33%inclusion2 decks6 decks
25%synergy
The One Ring
33%inclusion2 decks6 decks
29%synergy
Demonic Tutor
33%inclusion2 decks6 decks
18%synergy
Field of the Dead
33%inclusion2 decks6 decks
29%synergy
Worldly Tutor
33%inclusion2 decks6 decks
23%synergy
Orcish Bowmasters
33%inclusion2 decks6 decks
29%synergy
Imperial Seal
17%inclusion1 decks6 decks
14%synergy
Opposition Agent
17%inclusion1 decks6 decks
14%synergy
Creatures
Emeritus of Woe
100%inclusion1 decks1 decks
94%synergy
Zask, Skittering Swarmlord
50%inclusion3 decks6 decks
48%synergy
Amzu, Swarm's Hunger
50%inclusion3 decks6 decks
47%synergy
Caustic Caterpillar
50%inclusion3 decks6 decks
44%synergy
Blex, Vexing Pest
50%inclusion3 decks6 decks
47%synergy
Fynn, the Fangbearer
50%inclusion3 decks6 decks
44%synergy
Old Rutstein
50%inclusion3 decks6 decks
46%synergy
Canoptek Scarab Swarm
50%inclusion3 decks6 decks
48%synergy
Izoni, Thousand-Eyed
50%inclusion3 decks6 decks
45%synergy
Sporeweb Weaver
33%inclusion2 decks6 decks
31%synergy
Chainweb Aracnir
33%inclusion2 decks6 decks
31%synergy
Living Hive
33%inclusion2 decks6 decks
32%synergy
Giant Ankheg
33%inclusion2 decks6 decks
32%synergy
Treetop Snarespinner
33%inclusion2 decks6 decks
32%synergy
Giant Adephage
33%inclusion2 decks6 decks
29%synergy
Overlord of the Balemurk
33%inclusion2 decks6 decks
31%synergy
Spinner of Souls
33%inclusion2 decks6 decks
30%synergy
Shelob, Dread Weaver
33%inclusion2 decks6 decks
31%synergy
Nyx Weaver
33%inclusion2 decks6 decks
25%synergy
Craterhoof Behemoth
33%inclusion2 decks6 decks
21%synergy
Altanak, the Thrice-Called
33%inclusion2 decks6 decks
32%synergy
Broodhatch Nantuko
33%inclusion2 decks6 decks
31%synergy
Hornet Nest
33%inclusion2 decks6 decks
29%synergy
Grist, Voracious Larva
33%inclusion2 decks6 decks
29%synergy
Bitterbloom Bearer
33%inclusion1 decks3 decks
29%synergy
Fumulus, the Infestation
33%inclusion2 decks6 decks
29%synergy
Blood Artist
33%inclusion2 decks6 decks
12%synergy
Mazirek, Kraul Death Priest
33%inclusion2 decks6 decks
24%synergy
Scute Mob
33%inclusion2 decks6 decks
31%synergy
Bloatfly Swarm
33%inclusion2 decks6 decks
33%synergy
Mirkwood Spider
33%inclusion2 decks6 decks
31%synergy
Eternal Witness
33%inclusion2 decks6 decks
12%synergy
Icetill Explorer
25%inclusion1 decks4 decks
17%synergy
Seedship Broodtender
25%inclusion1 decks4 decks
22%synergy
Gwenom, Remorseless
25%inclusion1 decks4 decks
23%synergy
Aftermath Analyst
17%inclusion1 decks6 decks
10%synergy
Enduring Vitality
17%inclusion1 decks6 decks
8%synergy
Rotwidow Pack
17%inclusion1 decks6 decks
14%synergy
Watcher in the Web
17%inclusion1 decks6 decks
15%synergy
Masked Vandal
17%inclusion1 decks6 decks
14%synergy
Graveshifter
17%inclusion1 decks6 decks
15%synergy
Drider
17%inclusion1 decks6 decks
14%synergy
Spring-Leaf Avenger
17%inclusion1 decks6 decks
15%synergy
Demolisher Spawn
17%inclusion1 decks6 decks
13%synergy
Circuit Mender
17%inclusion1 decks6 decks
15%synergy
Deathcap Cultivator
17%inclusion1 decks6 decks
15%synergy
Bloom Tender
17%inclusion1 decks6 decks
15%synergy
Hauntwoods Shrieker
17%inclusion1 decks6 decks
17%synergy
Infesting Radroach
17%inclusion1 decks6 decks
16%synergy
Flesh Burrower
17%inclusion1 decks6 decks
16%synergy
Instants
Heroic Intervention
33%inclusion2 decks6 decks
2%synergy
Dark Ritual
33%inclusion2 decks6 decks
15%synergy
Second Harvest
33%inclusion2 decks6 decks
19%synergy
Putrefy
33%inclusion2 decks6 decks
1%synergy
Assassin's Trophy
33%inclusion2 decks6 decks
-14%synergy
Golgari Charm
33%inclusion2 decks6 decks
18%synergy
Deadly Rollick
17%inclusion1 decks6 decks
5%synergy
Abrupt Decay
17%inclusion1 decks6 decks
1%synergy
Return of the Wildspeaker
17%inclusion1 decks6 decks
5%synergy
Pile On
17%inclusion1 decks6 decks
16%synergy
Village Rites
17%inclusion1 decks6 decks
0%synergy
Deadly Dispute
17%inclusion1 decks6 decks
-4%synergy
Flare of Malice
17%inclusion1 decks6 decks
15%synergy
Cabal Ritual
17%inclusion1 decks6 decks
14%synergy
Culling the Weak
17%inclusion1 decks6 decks
12%synergy
Chord of Calling
17%inclusion1 decks6 decks
11%synergy
Harrow
17%inclusion1 decks6 decks
8%synergy
Entish Restoration
17%inclusion1 decks6 decks
12%synergy
Beast Within
17%inclusion1 decks6 decks
-17%synergy
Bitter Triumph
17%inclusion1 decks6 decks
14%synergy
Return to Nature
17%inclusion1 decks6 decks
12%synergy
Dark Triumph
17%inclusion1 decks6 decks
17%synergy
Infernal Grasp
17%inclusion1 decks6 decks
9%synergy
Tainted Strike
17%inclusion1 decks6 decks
14%synergy
Grisly Salvage
17%inclusion1 decks6 decks
7%synergy
Collective Resistance
17%inclusion1 decks6 decks
11%synergy
Shelob's Ambush
17%inclusion1 decks6 decks
15%synergy
Lethal Scheme
17%inclusion1 decks6 decks
15%synergy
Grapple with the Past
17%inclusion1 decks6 decks
12%synergy
Nameless Inversion
17%inclusion1 decks6 decks
15%synergy
Corpse Churn
17%inclusion1 decks6 decks
16%synergy
Drag to the Roots
17%inclusion1 decks6 decks
13%synergy
Cosmic Hunger
17%inclusion1 decks6 decks
15%synergy
Sorceries
Germination Practicum
100%inclusion1 decks1 decks
96%synergy
Swarmyard Massacre
50%inclusion3 decks6 decks
39%synergy
Cultivate
50%inclusion3 decks6 decks
11%synergy
Kodama's Reach
33%inclusion2 decks6 decks
12%synergy
Spider Food
33%inclusion2 decks6 decks
31%synergy
Rampant Growth
33%inclusion2 decks6 decks
2%synergy
Kindred Dominance
33%inclusion2 decks6 decks
28%synergy
Diabolic Intent
17%inclusion1 decks6 decks
7%synergy
Diabolic Tutor
17%inclusion1 decks6 decks
12%synergy
Overcome
17%inclusion1 decks6 decks
16%synergy
Culling Ritual
17%inclusion1 decks6 decks
-5%synergy
Overrun
17%inclusion1 decks6 decks
14%synergy
Find // Finality
17%inclusion1 decks6 decks
15%synergy
Victimize
17%inclusion1 decks6 decks
-2%synergy
Dread Return
17%inclusion1 decks6 decks
8%synergy
Bubbling Muck
17%inclusion1 decks6 decks
17%synergy
Triumph of the Hordes
17%inclusion1 decks6 decks
11%synergy
Beacon of Creation
17%inclusion1 decks6 decks
16%synergy
Praetor's Grasp
17%inclusion1 decks6 decks
16%synergy
Demonic Counsel
17%inclusion1 decks6 decks
16%synergy
Sylvan Tutor
17%inclusion1 decks6 decks
16%synergy
Reanimate
17%inclusion1 decks6 decks
-3%synergy
Squirming Emergence
17%inclusion1 decks6 decks
13%synergy
Utility Artifacts
Urza's Incubator
50%inclusion3 decks6 decks
48%synergy
Vanquisher's Banner
33%inclusion2 decks6 decks
30%synergy
Maskwood Nexus
33%inclusion2 decks6 decks
28%synergy
Emerald Medallion
33%inclusion2 decks6 decks
29%synergy
The Darkness Crystal
25%inclusion1 decks4 decks
24%synergy
Altar of Bhaal
17%inclusion1 decks6 decks
16%synergy
Winter Orb
17%inclusion1 decks6 decks
17%synergy
Bolas's Citadel
17%inclusion1 decks6 decks
11%synergy
Possessed Portal
17%inclusion1 decks6 decks
17%synergy
Manifold Key
17%inclusion1 decks6 decks
16%synergy
Blasting Station
17%inclusion1 decks6 decks
16%synergy
Ashnod's Altar
17%inclusion1 decks6 decks
-2%synergy
Aetherflux Reservoir
17%inclusion1 decks6 decks
15%synergy
Skullclamp
17%inclusion1 decks6 decks
-15%synergy
Jet Medallion
17%inclusion1 decks6 decks
15%synergy
Herald's Horn
17%inclusion1 decks6 decks
13%synergy
Hedge Shredder
17%inclusion1 decks6 decks
12%synergy
Grafted Exoskeleton
17%inclusion1 decks6 decks
16%synergy
Enchantments
Doubling Season
50%inclusion3 decks6 decks
33%synergy
Crawling Infestation
50%inclusion3 decks6 decks
45%synergy
Insidious Roots
50%inclusion3 decks6 decks
40%synergy
Moldervine Reclamation
33%inclusion2 decks6 decks
9%synergy
Parallel Lives
33%inclusion2 decks6 decks
20%synergy
Crawling Sensation
33%inclusion2 decks6 decks
28%synergy
Curse of Clinging Webs
33%inclusion2 decks6 decks
31%synergy
Black Market Connections
33%inclusion2 decks6 decks
24%synergy
Cover of Darkness
33%inclusion2 decks6 decks
32%synergy
Cryptolith Rite
17%inclusion1 decks6 decks
11%synergy
Exploration
17%inclusion1 decks6 decks
13%synergy
Beastmaster Ascension
17%inclusion1 decks6 decks
5%synergy
The Meathook Massacre
17%inclusion1 decks6 decks
9%synergy
Spelunking
17%inclusion1 decks6 decks
14%synergy
Ripples of Undeath
17%inclusion1 decks6 decks
9%synergy
Garruk's Uprising
17%inclusion1 decks6 decks
10%synergy
Grievous Wound
17%inclusion1 decks6 decks
16%synergy
Deadbridge Chant
17%inclusion1 decks6 decks
12%synergy
Lignify
17%inclusion1 decks6 decks
14%synergy
Glistening Oil
17%inclusion1 decks6 decks
16%synergy
Grave Pact
17%inclusion1 decks6 decks
9%synergy
Burgeoning
17%inclusion1 decks6 decks
15%synergy
Sylvan Library
17%inclusion1 decks6 decks
8%synergy
Phyresis
17%inclusion1 decks6 decks
16%synergy
March of the World Ooze
17%inclusion1 decks6 decks
15%synergy
Funeral Room // Awakening Hall
17%inclusion1 decks6 decks
15%synergy
Deathreap Ritual
17%inclusion1 decks6 decks
6%synergy
Bloodchief Ascension
17%inclusion1 decks6 decks
16%synergy
Boseiju Reaches Skyward
17%inclusion1 decks6 decks
16%synergy
Planeswalkers
Grist, the Hunger Tide
50%inclusion3 decks6 decks
41%synergy
Lolth, Spider Queen
33%inclusion2 decks6 decks
30%synergy
Wrenn and Realmbreaker
17%inclusion1 decks6 decks
15%synergy
Wrenn and Seven
17%inclusion1 decks6 decks
14%synergy
Utility Lands
Swarmyard
50%inclusion3 decks6 decks
36%synergy
Shizo, Death's Storehouse
33%inclusion2 decks6 decks
29%synergy
Cabal Coffers
33%inclusion2 decks6 decks
25%synergy
Shifting Woodland
33%inclusion2 decks6 decks
23%synergy
Yavimaya, Cradle of Growth
33%inclusion2 decks6 decks
6%synergy
Reliquary Tower
33%inclusion2 decks6 decks
10%synergy
Three Tree City
33%inclusion2 decks6 decks
22%synergy
Rogue's Passage
33%inclusion2 decks6 decks
11%synergy
Bojuka Bog
17%inclusion1 decks6 decks
-25%synergy
Wasteland
17%inclusion1 decks6 decks
15%synergy
Okina, Temple to the Grandfathers
17%inclusion1 decks6 decks
16%synergy
Crypt of Agadeem
17%inclusion1 decks6 decks
15%synergy
Grim Backwoods
17%inclusion1 decks6 decks
3%synergy
Inkmoth Nexus
17%inclusion1 decks6 decks
15%synergy
Gaea's Cradle
17%inclusion1 decks6 decks
11%synergy
Restless Cottage
17%inclusion1 decks6 decks
9%synergy
Hissing Quagmire
17%inclusion1 decks6 decks
14%synergy
Nykthos, Shrine to Nyx
17%inclusion1 decks6 decks
14%synergy
Tree of Tales
17%inclusion1 decks6 decks
10%synergy
The Shire
17%inclusion1 decks6 decks
8%synergy
Tranquil Thicket
17%inclusion1 decks6 decks
9%synergy
Mikokoro, Center of the Sea
17%inclusion1 decks6 decks
17%synergy
Takenuma, Abandoned Mire
17%inclusion1 decks6 decks
6%synergy
Boseiju, Who Endures
17%inclusion1 decks6 decks
-1%synergy
Temple of the False God
17%inclusion1 decks6 decks
10%synergy
Urborg, Tomb of Yawgmoth
17%inclusion1 decks6 decks
-6%synergy
Access Tunnel
17%inclusion1 decks6 decks
15%synergy
Pendelhaven
17%inclusion1 decks6 decks
16%synergy
Mana Artifacts
Sol Ring
100%inclusion6 decks6 decks
21%synergy
Arcane Signet
50%inclusion3 decks6 decks
-12%synergy
Golgari Signet
50%inclusion3 decks6 decks
26%synergy
Talisman of Resilience
50%inclusion3 decks6 decks
26%synergy
Lotus Petal
33%inclusion2 decks6 decks
30%synergy
Mox Amber
33%inclusion2 decks6 decks
32%synergy
Staff of Compleation
17%inclusion1 decks6 decks
15%synergy
Patchwork Banner
17%inclusion1 decks6 decks
10%synergy
Worn Powerstone
17%inclusion1 decks6 decks
16%synergy
Mox Diamond
17%inclusion1 decks6 decks
15%synergy
Lands
Swamp
100%inclusion6 decks6 decks
2%synergy
Forest
100%inclusion6 decks6 decks
2%synergy
Turbulent Fen
100%inclusion1 decks1 decks
82%synergy
Command Tower
83%inclusion5 decks6 decks
-2%synergy
Llanowar Wastes
67%inclusion4 decks6 decks
13%synergy
Twilight Mire
67%inclusion4 decks6 decks
26%synergy
Exotic Orchard
50%inclusion3 decks6 decks
21%synergy
Jungle Hollow
50%inclusion3 decks6 decks
27%synergy
Overgrown Tomb
50%inclusion3 decks6 decks
2%synergy
Woodland Cemetery
50%inclusion3 decks6 decks
-15%synergy
Temple of Malady
50%inclusion3 decks6 decks
16%synergy
Deathcap Glade
50%inclusion3 decks6 decks
17%synergy
Tainted Wood
50%inclusion3 decks6 decks
6%synergy
Golgari Rot Farm
33%inclusion2 decks6 decks
-5%synergy
Viridescent Bog
33%inclusion2 decks6 decks
10%synergy
Necroblossom Snarl
33%inclusion2 decks6 decks
-4%synergy
Undergrowth Stadium
33%inclusion2 decks6 decks
-6%synergy
Underground Mortuary
33%inclusion2 decks6 decks
13%synergy
Misty Rainforest
17%inclusion1 decks6 decks
10%synergy
Terramorphic Expanse
17%inclusion1 decks6 decks
-4%synergy
Darkmoss Bridge
17%inclusion1 decks6 decks
8%synergy
Windswept Heath
17%inclusion1 decks6 decks
9%synergy
Shire Terrace
17%inclusion1 decks6 decks
16%synergy
Wooded Foothills
17%inclusion1 decks6 decks
10%synergy
Valgavoth's Lair
17%inclusion1 decks6 decks
13%synergy
Verdant Catacombs
17%inclusion1 decks6 decks
-12%synergy
Nurturing Peatland
17%inclusion1 decks6 decks
5%synergy
Haunted Mire
17%inclusion1 decks6 decks
1%synergy
Bayou
17%inclusion1 decks6 decks
5%synergy
Gemstone Caverns
17%inclusion1 decks6 decks
14%synergy
Mana Confluence
17%inclusion1 decks6 decks
14%synergy
Marsh Flats
17%inclusion1 decks6 decks
11%synergy
Polluted Delta
17%inclusion1 decks6 decks
10%synergy
City of Brass
17%inclusion1 decks6 decks
13%synergy
Bloodstained Mire
17%inclusion1 decks6 decks
10%synergy
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