The Swarmweaver (Commander) - Optimized

The Swarmweaver
Rank #1,267
5decks
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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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Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
High Synergy Cards
Game Changers
Creatures
Instants
Sorceries
Utility Artifacts
Enchantments
Planeswalkers
Utility Lands
Mana Artifacts
Lands
Back to Top
Broodspinner
100%inclusion5 decks5 decks
98%synergy
Twitching Doll
100%inclusion5 decks5 decks
91%synergy
Spider Spawning
80%inclusion4 decks5 decks
77%synergy
Aatchik, Emerald Radian
80%inclusion4 decks5 decks
76%synergy
Skyfisher Spider
80%inclusion4 decks5 decks
75%synergy
Hornet Queen
80%inclusion4 decks5 decks
74%synergy
Arasta of the Endless Web
80%inclusion4 decks5 decks
69%synergy
Scute Swarm
80%inclusion4 decks5 decks
66%synergy
Game Changers
Vampiric Tutor
60%inclusion3 decks5 decks
49%synergy
Ancient Tomb
40%inclusion2 decks5 decks
34%synergy
Crop Rotation
40%inclusion2 decks5 decks
32%synergy
The One Ring
40%inclusion2 decks5 decks
36%synergy
Worldly Tutor
40%inclusion2 decks5 decks
30%synergy
Demonic Tutor
40%inclusion2 decks5 decks
25%synergy
Imperial Seal
20%inclusion1 decks5 decks
17%synergy
Opposition Agent
20%inclusion1 decks5 decks
18%synergy
Bolas's Citadel
20%inclusion1 decks5 decks
15%synergy
Seedborn Muse
20%inclusion1 decks5 decks
14%synergy
Creatures
Zask, Skittering Swarmlord
60%inclusion3 decks5 decks
58%synergy
Caustic Caterpillar
60%inclusion3 decks5 decks
53%synergy
Canoptek Scarab Swarm
60%inclusion3 decks5 decks
58%synergy
Izoni, Thousand-Eyed
60%inclusion3 decks5 decks
55%synergy
Amzu, Swarm's Hunger
60%inclusion3 decks5 decks
57%synergy
Ishkanah, Grafwidow
60%inclusion3 decks5 decks
56%synergy
Shelob, Child of Ungoliant
60%inclusion3 decks5 decks
59%synergy
Old Rutstein
60%inclusion3 decks5 decks
55%synergy
Blex, Vexing Pest
60%inclusion3 decks5 decks
57%synergy
Mirkwood Spider
40%inclusion2 decks5 decks
38%synergy
Grist, Voracious Larva
40%inclusion2 decks5 decks
36%synergy
Hornet Nest
40%inclusion2 decks5 decks
36%synergy
Treetop Snarespinner
40%inclusion2 decks5 decks
39%synergy
Eternal Witness
40%inclusion2 decks5 decks
17%synergy
Living Hive
40%inclusion2 decks5 decks
39%synergy
Spinner of Souls
40%inclusion2 decks5 decks
37%synergy
Altanak, the Thrice-Called
40%inclusion2 decks5 decks
38%synergy
Giant Ankheg
40%inclusion2 decks5 decks
38%synergy
Fumulus, the Infestation
40%inclusion2 decks5 decks
36%synergy
Mazirek, Kraul Death Priest
40%inclusion2 decks5 decks
31%synergy
Scute Mob
40%inclusion2 decks5 decks
37%synergy
Bloatfly Swarm
40%inclusion2 decks5 decks
39%synergy
Giant Adephage
40%inclusion2 decks5 decks
36%synergy
Broodhatch Nantuko
40%inclusion2 decks5 decks
38%synergy
Fynn, the Fangbearer
40%inclusion2 decks5 decks
35%synergy
Seedship Broodtender
33%inclusion1 decks3 decks
30%synergy
Flesh Burrower
20%inclusion1 decks5 decks
19%synergy
Infesting Radroach
20%inclusion1 decks5 decks
19%synergy
Bloom Tender
20%inclusion1 decks5 decks
18%synergy
Circuit Mender
20%inclusion1 decks5 decks
18%synergy
Spring-Leaf Avenger
20%inclusion1 decks5 decks
18%synergy
Graveshifter
20%inclusion1 decks5 decks
19%synergy
Drider
20%inclusion1 decks5 decks
17%synergy
Watcher in the Web
20%inclusion1 decks5 decks
18%synergy
Sporeweb Weaver
20%inclusion1 decks5 decks
18%synergy
Deathcap Cultivator
20%inclusion1 decks5 decks
18%synergy
Aftermath Analyst
20%inclusion1 decks5 decks
13%synergy
Enduring Vitality
20%inclusion1 decks5 decks
11%synergy
Masked Vandal
20%inclusion1 decks5 decks
18%synergy
Moldgraf Monstrosity
20%inclusion1 decks5 decks
18%synergy
Skull Prophet
20%inclusion1 decks5 decks
12%synergy
Frostweb Spider
20%inclusion1 decks5 decks
20%synergy
Overlord of the Hauntwoods
20%inclusion1 decks5 decks
18%synergy
Penumbra Spider
20%inclusion1 decks5 decks
18%synergy
Phyrexian Swarmlord
20%inclusion1 decks5 decks
19%synergy
Ant Queen
20%inclusion1 decks5 decks
18%synergy
Blood Artist
20%inclusion1 decks5 decks
0%synergy
Overlord of the Balemurk
20%inclusion1 decks5 decks
17%synergy
Canopy Spider
20%inclusion1 decks5 decks
20%synergy
Haywire Mite
20%inclusion1 decks5 decks
2%synergy
Instants
Arachnogenesis
60%inclusion3 decks5 decks
50%synergy
Second Harvest
40%inclusion2 decks5 decks
26%synergy
Assassin's Trophy
40%inclusion2 decks5 decks
-7%synergy
Deadly Rollick
20%inclusion1 decks5 decks
9%synergy
Heroic Intervention
20%inclusion1 decks5 decks
-11%synergy
Return of the Wildspeaker
20%inclusion1 decks5 decks
9%synergy
Abrupt Decay
20%inclusion1 decks5 decks
4%synergy
Village Rites
20%inclusion1 decks5 decks
4%synergy
Pile On
20%inclusion1 decks5 decks
19%synergy
Deadly Dispute
20%inclusion1 decks5 decks
0%synergy
Flare of Malice
20%inclusion1 decks5 decks
18%synergy
Chord of Calling
20%inclusion1 decks5 decks
14%synergy
Entish Restoration
20%inclusion1 decks5 decks
15%synergy
Beast Within
20%inclusion1 decks5 decks
-15%synergy
Bitter Triumph
20%inclusion1 decks5 decks
17%synergy
Dark Triumph
20%inclusion1 decks5 decks
20%synergy
Putrefy
20%inclusion1 decks5 decks
-14%synergy
Dark Ritual
20%inclusion1 decks5 decks
3%synergy
Cabal Ritual
20%inclusion1 decks5 decks
18%synergy
Culling the Weak
20%inclusion1 decks5 decks
16%synergy
Lethal Scheme
20%inclusion1 decks5 decks
18%synergy
Harrow
20%inclusion1 decks5 decks
11%synergy
Nameless Inversion
20%inclusion1 decks5 decks
18%synergy
Grapple with the Past
20%inclusion1 decks5 decks
15%synergy
Corpse Churn
20%inclusion1 decks5 decks
19%synergy
Return to Nature
20%inclusion1 decks5 decks
15%synergy
Drag to the Roots
20%inclusion1 decks5 decks
16%synergy
Cosmic Hunger
20%inclusion1 decks5 decks
18%synergy
Infernal Grasp
20%inclusion1 decks5 decks
13%synergy
Grisly Salvage
20%inclusion1 decks5 decks
10%synergy
Shelob's Ambush
20%inclusion1 decks5 decks
19%synergy
Golgari Charm
20%inclusion1 decks5 decks
4%synergy
Sorceries
Rise of the Witch-king
60%inclusion3 decks5 decks
48%synergy
Cultivate
60%inclusion3 decks5 decks
21%synergy
Swarmyard Massacre
60%inclusion3 decks5 decks
49%synergy
Kodama's Reach
40%inclusion2 decks5 decks
18%synergy
Spider Food
40%inclusion2 decks5 decks
38%synergy
Rampant Growth
40%inclusion2 decks5 decks
7%synergy
Diabolic Intent
20%inclusion1 decks5 decks
10%synergy
Diabolic Tutor
20%inclusion1 decks5 decks
15%synergy
Culling Ritual
20%inclusion1 decks5 decks
-1%synergy
Overrun
20%inclusion1 decks5 decks
17%synergy
Overcome
20%inclusion1 decks5 decks
20%synergy
Victimize
20%inclusion1 decks5 decks
1%synergy
Bubbling Muck
20%inclusion1 decks5 decks
20%synergy
Dread Return
20%inclusion1 decks5 decks
11%synergy
Sylvan Tutor
20%inclusion1 decks5 decks
19%synergy
Beacon of Creation
20%inclusion1 decks5 decks
19%synergy
Reanimate
20%inclusion1 decks5 decks
0%synergy
Praetor's Grasp
20%inclusion1 decks5 decks
19%synergy
Demonic Counsel
20%inclusion1 decks5 decks
19%synergy
Kindred Dominance
20%inclusion1 decks5 decks
14%synergy
Squirming Emergence
20%inclusion1 decks5 decks
16%synergy
Utility Artifacts
Urza's Incubator
60%inclusion3 decks5 decks
58%synergy
Vanquisher's Banner
40%inclusion2 decks5 decks
36%synergy
Maskwood Nexus
40%inclusion2 decks5 decks
35%synergy
The Darkness Crystal
33%inclusion1 decks3 decks
32%synergy
Winter Orb
20%inclusion1 decks5 decks
20%synergy
Manifold Key
20%inclusion1 decks5 decks
20%synergy
Blasting Station
20%inclusion1 decks5 decks
19%synergy
Ashnod's Altar
20%inclusion1 decks5 decks
1%synergy
Possessed Portal
20%inclusion1 decks5 decks
20%synergy
Aetherflux Reservoir
20%inclusion1 decks5 decks
18%synergy
Herald's Horn
20%inclusion1 decks5 decks
16%synergy
Skullclamp
20%inclusion1 decks5 decks
-11%synergy
Emerald Medallion
20%inclusion1 decks5 decks
16%synergy
Jet Medallion
20%inclusion1 decks5 decks
18%synergy
Hedge Shredder
20%inclusion1 decks5 decks
15%synergy
Enchantments
Insidious Roots
60%inclusion3 decks5 decks
49%synergy
Crawling Infestation
60%inclusion3 decks5 decks
55%synergy
Doubling Season
40%inclusion2 decks5 decks
23%synergy
Moldervine Reclamation
40%inclusion2 decks5 decks
16%synergy
Crawling Sensation
40%inclusion2 decks5 decks
34%synergy
Cover of Darkness
40%inclusion2 decks5 decks
38%synergy
Parallel Lives
40%inclusion2 decks5 decks
27%synergy
Exploration
20%inclusion1 decks5 decks
16%synergy
The Meathook Massacre
20%inclusion1 decks5 decks
12%synergy
Beastmaster Ascension
20%inclusion1 decks5 decks
8%synergy
Spelunking
20%inclusion1 decks5 decks
17%synergy
Garruk's Uprising
20%inclusion1 decks5 decks
13%synergy
Ripples of Undeath
20%inclusion1 decks5 decks
12%synergy
Grave Pact
20%inclusion1 decks5 decks
12%synergy
Sylvan Library
20%inclusion1 decks5 decks
11%synergy
Funeral Room // Awakening Hall
20%inclusion1 decks5 decks
18%synergy
Deathreap Ritual
20%inclusion1 decks5 decks
9%synergy
Lignify
20%inclusion1 decks5 decks
17%synergy
Curse of Clinging Webs
20%inclusion1 decks5 decks
17%synergy
Bloodchief Ascension
20%inclusion1 decks5 decks
19%synergy
Black Market Connections
20%inclusion1 decks5 decks
11%synergy
Burgeoning
20%inclusion1 decks5 decks
19%synergy
March of the World Ooze
20%inclusion1 decks5 decks
19%synergy
Planeswalkers
Grist, the Hunger Tide
60%inclusion3 decks5 decks
51%synergy
Lolth, Spider Queen
20%inclusion1 decks5 decks
16%synergy
Utility Lands
Shizo, Death's Storehouse
40%inclusion2 decks5 decks
35%synergy
Swarmyard
40%inclusion2 decks5 decks
26%synergy
Shifting Woodland
40%inclusion2 decks5 decks
30%synergy
Yavimaya, Cradle of Growth
40%inclusion2 decks5 decks
12%synergy
Cabal Coffers
40%inclusion2 decks5 decks
31%synergy
Three Tree City
40%inclusion2 decks5 decks
29%synergy
Wasteland
20%inclusion1 decks5 decks
19%synergy
Crypt of Agadeem
20%inclusion1 decks5 decks
18%synergy
Tranquil Thicket
20%inclusion1 decks5 decks
12%synergy
Field of the Dead
20%inclusion1 decks5 decks
15%synergy
Reliquary Tower
20%inclusion1 decks5 decks
-3%synergy
Urborg, Tomb of Yawgmoth
20%inclusion1 decks5 decks
-3%synergy
Gaea's Cradle
20%inclusion1 decks5 decks
14%synergy
Rogue's Passage
20%inclusion1 decks5 decks
-3%synergy
Restless Cottage
20%inclusion1 decks5 decks
12%synergy
Nykthos, Shrine to Nyx
20%inclusion1 decks5 decks
17%synergy
Tree of Tales
20%inclusion1 decks5 decks
13%synergy
Takenuma, Abandoned Mire
20%inclusion1 decks5 decks
9%synergy
Boseiju, Who Endures
20%inclusion1 decks5 decks
2%synergy
Mana Artifacts
Sol Ring
100%inclusion5 decks5 decks
20%synergy
Arcane Signet
60%inclusion3 decks5 decks
-2%synergy
Golgari Signet
60%inclusion3 decks5 decks
35%synergy
Lotus Petal
40%inclusion2 decks5 decks
36%synergy
Mox Amber
40%inclusion2 decks5 decks
39%synergy
Talisman of Resilience
40%inclusion2 decks5 decks
16%synergy
Patchwork Banner
20%inclusion1 decks5 decks
13%synergy
Mox Diamond
20%inclusion1 decks5 decks
18%synergy
Lands
Swamp
100%inclusion5 decks5 decks
3%synergy
Forest
100%inclusion5 decks5 decks
2%synergy
Command Tower
80%inclusion4 decks5 decks
-5%synergy
Llanowar Wastes
60%inclusion3 decks5 decks
7%synergy
Twilight Mire
60%inclusion3 decks5 decks
21%synergy
Exotic Orchard
40%inclusion2 decks5 decks
12%synergy
Jungle Hollow
40%inclusion2 decks5 decks
16%synergy
Undergrowth Stadium
40%inclusion2 decks5 decks
1%synergy
Underground Mortuary
40%inclusion2 decks5 decks
19%synergy
Woodland Cemetery
40%inclusion2 decks5 decks
-23%synergy
Temple of Malady
40%inclusion2 decks5 decks
6%synergy
Tainted Wood
40%inclusion2 decks5 decks
-4%synergy
Overgrown Tomb
40%inclusion2 decks5 decks
-7%synergy
Deathcap Glade
40%inclusion2 decks5 decks
9%synergy
Misty Rainforest
20%inclusion1 decks5 decks
13%synergy
Terramorphic Expanse
20%inclusion1 decks5 decks
0%synergy
Darkmoss Bridge
20%inclusion1 decks5 decks
11%synergy
Windswept Heath
20%inclusion1 decks5 decks
13%synergy
Golgari Rot Farm
20%inclusion1 decks5 decks
-20%synergy
Wooded Foothills
20%inclusion1 decks5 decks
13%synergy
Viridescent Bog
20%inclusion1 decks5 decks
-2%synergy
Necroblossom Snarl
20%inclusion1 decks5 decks
-17%synergy
Nurturing Peatland
20%inclusion1 decks5 decks
8%synergy
Gemstone Caverns
20%inclusion1 decks5 decks
18%synergy
Verdant Catacombs
20%inclusion1 decks5 decks
-9%synergy
Marsh Flats
20%inclusion1 decks5 decks
14%synergy
Polluted Delta
20%inclusion1 decks5 decks
14%synergy
Bloodstained Mire
20%inclusion1 decks5 decks
14%synergy
Bayou
20%inclusion1 decks5 decks
8%synergy
Mana Confluence
20%inclusion1 decks5 decks
17%synergy
City of Brass
20%inclusion1 decks5 decks
17%synergy
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