The Swarmweaver (Commander) - Upgraded Mill

The Swarmweaver
Rank #1,285
4decks
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Background image for Building an Insect Commander Deck with Aatchik, Emerald Radian
Jeremy Rowe
Sep 5, 2025
Jeremy Rowe
Building an Insect Commander Deck with Aatchik, Emerald Radian
Insects are an underloved creature type in Magic. So let's show them some appreciation with this Commander deck, with Aatchik, Emerald Radian.
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Seismic Sense
50%inclusion1 decks2 decks
50%synergy
High Synergy Cards
Broodspinner
100%inclusion4 decks4 decks
98%synergy
Hornet Nest
100%inclusion4 decks4 decks
96%synergy
Old Rutstein
100%inclusion4 decks4 decks
94%synergy
Crawling Sensation
100%inclusion4 decks4 decks
94%synergy
Fynn, the Fangbearer
100%inclusion4 decks4 decks
94%synergy
Twitching Doll
100%inclusion4 decks4 decks
91%synergy
Nyx Weaver
100%inclusion4 decks4 decks
90%synergy
Haywire Mite
100%inclusion4 decks4 decks
83%synergy
Game Changers
Gaea's Cradle
25%inclusion1 decks4 decks
20%synergy
Demonic Tutor
25%inclusion1 decks4 decks
10%synergy
Natural Order
25%inclusion1 decks4 decks
21%synergy
Creatures
Demolisher Spawn
75%inclusion3 decks4 decks
70%synergy
Grist, Voracious Larva
75%inclusion3 decks4 decks
70%synergy
Skull Prophet
75%inclusion3 decks4 decks
66%synergy
Hornet Queen
75%inclusion3 decks4 decks
69%synergy
Zask, Skittering Swarmlord
75%inclusion3 decks4 decks
72%synergy
Aatchik, Emerald Radian
75%inclusion3 decks4 decks
71%synergy
Caustic Caterpillar
75%inclusion3 decks4 decks
67%synergy
Altanak, the Thrice-Called
75%inclusion3 decks4 decks
73%synergy
Spinner of Souls
75%inclusion3 decks4 decks
71%synergy
Arasta of the Endless Web
75%inclusion3 decks4 decks
65%synergy
Ishkanah, Grafwidow
75%inclusion3 decks4 decks
71%synergy
Shelob, Child of Ungoliant
75%inclusion3 decks4 decks
74%synergy
Springheart Nantuko
75%inclusion3 decks4 decks
68%synergy
Giant Adephage
75%inclusion3 decks4 decks
71%synergy
Scute Swarm
75%inclusion3 decks4 decks
61%synergy
Spring-Leaf Avenger
50%inclusion2 decks4 decks
47%synergy
Ant Queen
50%inclusion2 decks4 decks
47%synergy
Izoni, Thousand-Eyed
50%inclusion2 decks4 decks
44%synergy
Skyfisher Spider
50%inclusion2 decks4 decks
45%synergy
Amzu, Swarm's Hunger
50%inclusion2 decks4 decks
47%synergy
Molt Tender
50%inclusion2 decks4 decks
47%synergy
Broodhatch Nantuko
50%inclusion2 decks4 decks
48%synergy
Blex, Vexing Pest
50%inclusion2 decks4 decks
47%synergy
Scute Mob
50%inclusion2 decks4 decks
47%synergy
Millikin
50%inclusion2 decks4 decks
47%synergy
Seedship Broodtender
33%inclusion1 decks3 decks
29%synergy
Icetill Explorer
33%inclusion1 decks3 decks
24%synergy
Syr Konrad, the Grim
25%inclusion1 decks4 decks
11%synergy
Circuit Mender
25%inclusion1 decks4 decks
23%synergy
Living Hive
25%inclusion1 decks4 decks
23%synergy
Creakwood Liege
25%inclusion1 decks4 decks
21%synergy
Rotwidow Pack
25%inclusion1 decks4 decks
22%synergy
Treetop Snarespinner
25%inclusion1 decks4 decks
24%synergy
Eternal Witness
25%inclusion1 decks4 decks
0%synergy
Enduring Vitality
25%inclusion1 decks4 decks
17%synergy
Honest Rutstein
25%inclusion1 decks4 decks
15%synergy
Moldgraf Millipede
25%inclusion1 decks4 decks
22%synergy
Mire Triton
25%inclusion1 decks4 decks
24%synergy
Canoptek Scarab Swarm
25%inclusion1 decks4 decks
23%synergy
Atraxa's Skitterfang
25%inclusion1 decks4 decks
25%synergy
Craterhoof Behemoth
25%inclusion1 decks4 decks
15%synergy
Stinging Cave Crawler
25%inclusion1 decks4 decks
23%synergy
Blightbeetle
25%inclusion1 decks4 decks
22%synergy
Fumulus, the Infestation
25%inclusion1 decks4 decks
22%synergy
Giant Ankheg
25%inclusion1 decks4 decks
23%synergy
Valgavoth, Terror Eater
25%inclusion1 decks4 decks
24%synergy
Spineseeker Centipede
25%inclusion1 decks4 decks
24%synergy
Mazirek, Kraul Death Priest
25%inclusion1 decks4 decks
17%synergy
Underrealm Lich
25%inclusion1 decks4 decks
20%synergy
Sakura-Tribe Elder
25%inclusion1 decks4 decks
-5%synergy
Instants
Putrefy
75%inclusion3 decks4 decks
40%synergy
Arachnogenesis
75%inclusion3 decks4 decks
66%synergy
Grapple with the Past
75%inclusion3 decks4 decks
70%synergy
Drag to the Roots
75%inclusion3 decks4 decks
70%synergy
Tear Asunder
50%inclusion2 decks4 decks
35%synergy
Grisly Salvage
50%inclusion2 decks4 decks
39%synergy
Fell the Profane
25%inclusion1 decks4 decks
16%synergy
Heroic Intervention
25%inclusion1 decks4 decks
-5%synergy
Go for the Throat
25%inclusion1 decks4 decks
19%synergy
Second Harvest
25%inclusion1 decks4 decks
12%synergy
Harrow
25%inclusion1 decks4 decks
15%synergy
Revitalizing Repast
25%inclusion1 decks4 decks
5%synergy
Break Down the Door
25%inclusion1 decks4 decks
25%synergy
Malakir Rebirth
25%inclusion1 decks4 decks
15%synergy
Assassin's Trophy
25%inclusion1 decks4 decks
-20%synergy
Realms Uncharted
25%inclusion1 decks4 decks
24%synergy
Corpse Churn
25%inclusion1 decks4 decks
24%synergy
Withering Torment
25%inclusion1 decks4 decks
22%synergy
Sorceries
Victimize
75%inclusion3 decks4 decks
56%synergy
Rise of the Witch-king
75%inclusion3 decks4 decks
62%synergy
Cultivate
75%inclusion3 decks4 decks
35%synergy
Reanimate
75%inclusion3 decks4 decks
56%synergy
Squirming Emergence
75%inclusion3 decks4 decks
70%synergy
Kodama's Reach
50%inclusion2 decks4 decks
25%synergy
Dread Return
50%inclusion2 decks4 decks
40%synergy
Swarmyard Massacre
50%inclusion2 decks4 decks
38%synergy
Buried Alive
50%inclusion2 decks4 decks
42%synergy
Rampant Growth
50%inclusion2 decks4 decks
15%synergy
Damnation
50%inclusion2 decks4 decks
42%synergy
Diregraf Rebirth
25%inclusion1 decks4 decks
24%synergy
Three Visits
25%inclusion1 decks4 decks
6%synergy
Feed the Swarm
25%inclusion1 decks4 decks
17%synergy
Demonic Counsel
25%inclusion1 decks4 decks
24%synergy
Nature's Lore
25%inclusion1 decks4 decks
-1%synergy
Quag Feast
25%inclusion1 decks4 decks
25%synergy
Explosive Vegetation
25%inclusion1 decks4 decks
23%synergy
Toxic Deluge
25%inclusion1 decks4 decks
4%synergy
Lich-Knights' Conquest
25%inclusion1 decks4 decks
20%synergy
Convert to Slime
25%inclusion1 decks4 decks
22%synergy
Formless Genesis
25%inclusion1 decks4 decks
22%synergy
Zombify
25%inclusion1 decks4 decks
24%synergy
Dark Deal
25%inclusion1 decks4 decks
25%synergy
Bushwhack
25%inclusion1 decks4 decks
21%synergy
Bala Ged Recovery
25%inclusion1 decks4 decks
13%synergy
Eaten Alive
25%inclusion1 decks4 decks
23%synergy
Spider Spawning
25%inclusion1 decks4 decks
21%synergy
Utility Artifacts
Broodheart Engine
75%inclusion3 decks4 decks
73%synergy
Skullclamp
50%inclusion2 decks4 decks
19%synergy
Mask of Memory
50%inclusion2 decks4 decks
50%synergy
Altar of Bhaal
25%inclusion1 decks4 decks
24%synergy
Perpetual Timepiece
25%inclusion1 decks4 decks
21%synergy
Grim Bauble
25%inclusion1 decks4 decks
25%synergy
Ashnod's Altar
25%inclusion1 decks4 decks
5%synergy
Nim Deathmantle
25%inclusion1 decks4 decks
24%synergy
Thunderous Velocipede
25%inclusion1 decks4 decks
25%synergy
Maskwood Nexus
25%inclusion1 decks4 decks
20%synergy
Swiftfoot Boots
25%inclusion1 decks4 decks
0%synergy
Loxodon Warhammer
25%inclusion1 decks4 decks
23%synergy
Conduit of Worlds
25%inclusion1 decks4 decks
18%synergy
Hedge Shredder
25%inclusion1 decks4 decks
19%synergy
Enchantments
Ripples of Undeath
75%inclusion3 decks4 decks
67%synergy
Deadbridge Chant
75%inclusion3 decks4 decks
69%synergy
Crawling Infestation
75%inclusion3 decks4 decks
69%synergy
Beastmaster Ascension
50%inclusion2 decks4 decks
38%synergy
The Hunger Tide Rises
50%inclusion2 decks4 decks
48%synergy
Parallel Lives
50%inclusion2 decks4 decks
37%synergy
Cemetery Tampering
50%inclusion2 decks4 decks
46%synergy
Deathreap Ritual
50%inclusion2 decks4 decks
38%synergy
Wall Crawl
33%inclusion1 decks3 decks
33%synergy
Cryptolith Rite
25%inclusion1 decks4 decks
20%synergy
Sylvan Anthem
25%inclusion1 decks4 decks
22%synergy
Moldervine Reclamation
25%inclusion1 decks4 decks
1%synergy
Journey to Eternity
25%inclusion1 decks4 decks
19%synergy
Sigil of Myrkul
25%inclusion1 decks4 decks
25%synergy
Curse of Clinging Webs
25%inclusion1 decks4 decks
22%synergy
Growing Rites of Itlimoc
25%inclusion1 decks4 decks
16%synergy
Oversold Cemetery
25%inclusion1 decks4 decks
22%synergy
Phyrexian Arena
25%inclusion1 decks4 decks
11%synergy
Planeswalkers
Grist, the Hunger Tide
75%inclusion3 decks4 decks
65%synergy
Lolth, Spider Queen
50%inclusion2 decks4 decks
45%synergy
Utility Lands
Swarmyard
75%inclusion3 decks4 decks
61%synergy
Bojuka Bog
50%inclusion2 decks4 decks
10%synergy
Vault of Whispers
50%inclusion2 decks4 decks
43%synergy
Yavimaya, Cradle of Growth
50%inclusion2 decks4 decks
23%synergy
Takenuma, Abandoned Mire
50%inclusion2 decks4 decks
38%synergy
Boseiju, Who Endures
50%inclusion2 decks4 decks
32%synergy
Urborg, Tomb of Yawgmoth
50%inclusion2 decks4 decks
27%synergy
Barren Moor
25%inclusion1 decks4 decks
17%synergy
Kishla Village
25%inclusion1 decks4 decks
23%synergy
Shifting Woodland
25%inclusion1 decks4 decks
15%synergy
Mosswort Bridge
25%inclusion1 decks4 decks
20%synergy
Nykthos, Shrine to Nyx
25%inclusion1 decks4 decks
23%synergy
Tree of Tales
25%inclusion1 decks4 decks
18%synergy
Three Tree City
25%inclusion1 decks4 decks
14%synergy
Dryad Arbor
25%inclusion1 decks4 decks
16%synergy
Mana Artifacts
Sol Ring
100%inclusion4 decks4 decks
20%synergy
Arcane Signet
75%inclusion3 decks4 decks
13%synergy
Golgari Signet
50%inclusion2 decks4 decks
22%synergy
Talisman of Resilience
25%inclusion1 decks4 decks
0%synergy
Lands
Swamp
100%inclusion4 decks4 decks
3%synergy
Forest
100%inclusion4 decks4 decks
2%synergy
Command Tower
75%inclusion3 decks4 decks
-10%synergy
Golgari Rot Farm
75%inclusion3 decks4 decks
33%synergy
Necroblossom Snarl
75%inclusion3 decks4 decks
39%synergy
Tainted Wood
75%inclusion3 decks4 decks
31%synergy
Llanowar Wastes
50%inclusion2 decks4 decks
-2%synergy
Verdant Catacombs
50%inclusion2 decks4 decks
21%synergy
Overgrown Tomb
50%inclusion2 decks4 decks
5%synergy
Evolving Wilds
50%inclusion2 decks4 decks
22%synergy
Bayou
50%inclusion2 decks4 decks
39%synergy
Twilight Mire
50%inclusion2 decks4 decks
15%synergy
Temple of Malady
50%inclusion2 decks4 decks
15%synergy
Blighted Woodland
25%inclusion1 decks4 decks
20%synergy
Prismatic Vista
25%inclusion1 decks4 decks
19%synergy
Fell the Profane
25%inclusion1 decks4 decks
16%synergy
Misty Rainforest
25%inclusion1 decks4 decks
18%synergy
Terramorphic Expanse
25%inclusion1 decks4 decks
4%synergy
Windswept Heath
25%inclusion1 decks4 decks
18%synergy
Urza's Cave
25%inclusion1 decks4 decks
23%synergy
Ash Barrens
25%inclusion1 decks4 decks
20%synergy
Wooded Foothills
25%inclusion1 decks4 decks
19%synergy
Valgavoth's Lair
25%inclusion1 decks4 decks
20%synergy
Blooming Marsh
25%inclusion1 decks4 decks
11%synergy
Reflecting Pool
25%inclusion1 decks4 decks
23%synergy
Viridescent Bog
25%inclusion1 decks4 decks
4%synergy
Undergrowth Stadium
25%inclusion1 decks4 decks
-14%synergy
Underground Mortuary
25%inclusion1 decks4 decks
4%synergy
Revitalizing Repast
25%inclusion1 decks4 decks
5%synergy
Plaza of Heroes
25%inclusion1 decks4 decks
23%synergy
Malakir Rebirth
25%inclusion1 decks4 decks
15%synergy
Woodland Cemetery
25%inclusion1 decks4 decks
-36%synergy
Bala Ged Recovery
25%inclusion1 decks4 decks
13%synergy
Marsh Flats
25%inclusion1 decks4 decks
19%synergy
Polluted Delta
25%inclusion1 decks4 decks
19%synergy
Bloodstained Mire
25%inclusion1 decks4 decks
19%synergy
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