Steelswarm Operator
Agatha's Soul Cauldron
Horseshoe Crab

   Prerequisites

What do I need to start this combo?
Horseshoe Crab in exile (Horseshoe Crab exiled by Agatha's Soul Cauldron in exile).
Steelswarm Operator and Agatha's Soul Cauldron on the battlefield (Steelswarm Operator with a +1/+1 counter on it and without summoning sickness on the battlefield).

   Steps

How does this combo work?
1
Activate Steelswarm Operator's second ability by tapping it, adding that can only be spent to activate abilities of artifacts.
2
Activate Steelswarm Operator using Horseshoe Crab's ability by paying , untapping it.
3
Repeat.

   Results

What do I get from this combo?
Infinite blue mana that can only be spent to activate abilities of artifacts
Infinite blue mana that can only be spent to cast artifact spells
Rex, Cyber-Hound
1.3%inclusion5 decks385 decks
Neerdiv, Devious Diver
0.1%inclusion1 decks689 decks
High Synergy Cards
Pili-Pala
83%inclusion5 decks6 decks
83%synergy
Vedalken Engineer
83%inclusion5 decks6 decks
83%synergy
Tune the Narrative
83%inclusion5 decks6 decks
83%synergy
Omen Hawker
83%inclusion5 decks6 decks
83%synergy
Marvin, Murderous Mimic
83%inclusion5 decks6 decks
82%synergy
Walking Ballista
83%inclusion5 decks6 decks
81%synergy
Puresight Merrow
80%inclusion4 decks5 decks
80%synergy
Emry, Lurker of the Loch
83%inclusion5 decks6 decks
79%synergy
Academy Ruins
83%inclusion5 decks6 decks
78%synergy
Frantic Search
83%inclusion5 decks6 decks
69%synergy
Top Cards
Swords to Plowshares
80%inclusion4 decks5 decks
19%synergy
Arcanis the Omnipotent
67%inclusion4 decks6 decks
66%synergy
Mesmeric Orb
67%inclusion4 decks6 decks
65%synergy
Training Grounds
67%inclusion4 decks6 decks
64%synergy
Urza, Lord High Artificer
67%inclusion4 decks6 decks
63%synergy
Game Changers
Fierce Guardianship
50%inclusion3 decks6 decks
32%synergy
Enlightened Tutor
40%inclusion2 decks5 decks
25%synergy
Cyclonic Rift
33%inclusion2 decks6 decks
10%synergy
Teferi's Protection
20%inclusion1 decks5 decks
3%synergy
Gifts Ungiven
17%inclusion1 decks6 decks
15%synergy
Intuition
17%inclusion1 decks6 decks
15%synergy
The One Ring
17%inclusion1 decks6 decks
8%synergy
Ancient Tomb
17%inclusion1 decks6 decks
7%synergy
Force of Will
17%inclusion1 decks6 decks
7%synergy
Mystical Tutor
17%inclusion1 decks6 decks
4%synergy
Creatures
Guide of Souls
60%inclusion3 decks5 decks
58%synergy
Grand Architect
50%inclusion3 decks6 decks
50%synergy
Brightling
40%inclusion2 decks5 decks
40%synergy
Aethergeode Miner
40%inclusion2 decks5 decks
40%synergy
Heliod, Sun-Crowned
40%inclusion2 decks5 decks
37%synergy
Esper Sentinel
40%inclusion2 decks5 decks
21%synergy
Ambassador Laquatus
33%inclusion2 decks6 decks
33%synergy
Morphling
33%inclusion2 decks6 decks
33%synergy
Farmstead Gleaner
33%inclusion2 decks6 decks
33%synergy
James, Wandering Dad
33%inclusion2 decks6 decks
33%synergy
Drafna, Founder of Lat-Nam
33%inclusion2 decks6 decks
33%synergy
Loyal Inventor
33%inclusion2 decks6 decks
33%synergy
Vizier of Tumbling Sands
33%inclusion2 decks6 decks
32%synergy
Volatile Stormdrake
33%inclusion2 decks6 decks
31%synergy
Trinket Mage
33%inclusion2 decks6 decks
31%synergy
Hedron Crab
33%inclusion2 decks6 decks
31%synergy
Etherium Sculptor
33%inclusion2 decks6 decks
28%synergy
Inspired Inventor
20%inclusion1 decks5 decks
20%synergy
Riddle Gate Gargoyle
20%inclusion1 decks5 decks
19%synergy
Brotherhood Scribe
20%inclusion1 decks5 decks
19%synergy
Starfield Shepherd
20%inclusion1 decks5 decks
19%synergy
Oswald Fiddlebender
20%inclusion1 decks5 decks
19%synergy
Sphinx of the Revelation
20%inclusion1 decks5 decks
19%synergy
Hanna, Ship's Navigator
20%inclusion1 decks5 decks
19%synergy
Giver of Runes
20%inclusion1 decks5 decks
18%synergy
Lae'zel, Vlaakith's Champion
20%inclusion1 decks5 decks
18%synergy
Pippin, Guard of the Citadel
20%inclusion1 decks5 decks
17%synergy
Patrolling Peacemaker
20%inclusion1 decks5 decks
17%synergy
Recruiter of the Guard
20%inclusion1 decks5 decks
17%synergy
Skrelv, Defector Mite
20%inclusion1 decks5 decks
17%synergy
Mother of Runes
20%inclusion1 decks5 decks
14%synergy
Grand Abolisher
20%inclusion1 decks5 decks
11%synergy
Blockade Runner
17%inclusion1 decks6 decks
17%synergy
Shipwreck Moray
17%inclusion1 decks6 decks
17%synergy
Glimmerbell
17%inclusion1 decks6 decks
17%synergy
Leech Bonder
17%inclusion1 decks6 decks
17%synergy
Phyrexian Devourer
17%inclusion1 decks6 decks
17%synergy
Minister of Inquiries
17%inclusion1 decks6 decks
17%synergy
Diligent Excavator
17%inclusion1 decks6 decks
17%synergy
Niblis of the Breath
17%inclusion1 decks6 decks
17%synergy
Aetherling
17%inclusion1 decks6 decks
17%synergy
Mindshrieker
17%inclusion1 decks6 decks
17%synergy
Tempest Harvester
17%inclusion1 decks6 decks
17%synergy
Magus of the Bazaar
17%inclusion1 decks6 decks
17%synergy
Voltaic Construct
17%inclusion1 decks6 decks
17%synergy
Prophet of Distortion
17%inclusion1 decks6 decks
16%synergy
Replication Specialist
17%inclusion1 decks6 decks
16%synergy
Cryptic Trilobite
17%inclusion1 decks6 decks
16%synergy
Oaken Siren
17%inclusion1 decks6 decks
16%synergy
Covert Technician
17%inclusion1 decks6 decks
16%synergy
Instants
Faithful Mending
60%inclusion3 decks5 decks
58%synergy
Path to Exile
60%inclusion3 decks5 decks
13%synergy
Thought Scour
33%inclusion2 decks6 decks
31%synergy
Whir of Invention
33%inclusion2 decks6 decks
31%synergy
Dramatic Reversal
33%inclusion2 decks6 decks
29%synergy
Fact or Fiction
33%inclusion2 decks6 decks
29%synergy
Mana Drain
33%inclusion2 decks6 decks
19%synergy
Counterspell
33%inclusion2 decks6 decks
-9%synergy
Everybody Lives!
20%inclusion1 decks5 decks
18%synergy
Ephemerate
20%inclusion1 decks5 decks
14%synergy
Silence
20%inclusion1 decks5 decks
14%synergy
Dovin's Veto
20%inclusion1 decks5 decks
2%synergy
Generous Gift
20%inclusion1 decks5 decks
-3%synergy
Mental Note
17%inclusion1 decks6 decks
16%synergy
Aether Spike
17%inclusion1 decks6 decks
16%synergy
Trickbind
17%inclusion1 decks6 decks
16%synergy
Defabricate
17%inclusion1 decks6 decks
16%synergy
Glimmer of Genius
17%inclusion1 decks6 decks
16%synergy
Divert Disaster
17%inclusion1 decks6 decks
16%synergy
Jwari Disruption
17%inclusion1 decks6 decks
15%synergy
Lazotep Plating
17%inclusion1 decks6 decks
15%synergy
Otherworldly Gaze
17%inclusion1 decks6 decks
15%synergy
Thirst for Knowledge
17%inclusion1 decks6 decks
15%synergy
Scour for Scrap
17%inclusion1 decks6 decks
15%synergy
Ripples of Potential
17%inclusion1 decks6 decks
14%synergy
Flusterstorm
17%inclusion1 decks6 decks
9%synergy
Force of Negation
17%inclusion1 decks6 decks
8%synergy
Rapid Hybridization
17%inclusion1 decks6 decks
7%synergy
Sink into Stupor
17%inclusion1 decks6 decks
7%synergy
Pongify
17%inclusion1 decks6 decks
5%synergy
Sorceries
Fabricate
50%inclusion3 decks6 decks
44%synergy
Windfall
50%inclusion3 decks6 decks
38%synergy
Space-Time Anomaly
40%inclusion2 decks5 decks
39%synergy
Increasing Confusion
33%inclusion2 decks6 decks
33%synergy
Winternight Stories
33%inclusion2 decks6 decks
33%synergy
Traumatize
33%inclusion2 decks6 decks
32%synergy
Wrath of the Skies
20%inclusion1 decks5 decks
20%synergy
Idyllic Tutor
20%inclusion1 decks5 decks
16%synergy
Open the Armory
20%inclusion1 decks5 decks
16%synergy
Time Wipe
20%inclusion1 decks5 decks
14%synergy
Sevinne's Reclamation
20%inclusion1 decks5 decks
13%synergy
Farewell
20%inclusion1 decks5 decks
7%synergy
Anchor to Reality
17%inclusion1 decks6 decks
16%synergy
Confiscation Coup
17%inclusion1 decks6 decks
16%synergy
Replication Technique
17%inclusion1 decks6 decks
16%synergy
Transmute Artifact
17%inclusion1 decks6 decks
16%synergy
Careful Study
17%inclusion1 decks6 decks
15%synergy
Step Through
17%inclusion1 decks6 decks
15%synergy
Personal Tutor
17%inclusion1 decks6 decks
15%synergy
Stock Up
17%inclusion1 decks6 decks
15%synergy
Quantum Misalignment
17%inclusion1 decks6 decks
15%synergy
Fractured Sanity
17%inclusion1 decks6 decks
15%synergy
Maddening Cacophony
17%inclusion1 decks6 decks
15%synergy
Thoughtcast
17%inclusion1 decks6 decks
13%synergy
Sea Gate Restoration
17%inclusion1 decks6 decks
13%synergy
Utility Artifacts
Gonti's Aether Heart
50%inclusion3 decks6 decks
49%synergy
Aetherworks Marvel
50%inclusion3 decks6 decks
49%synergy
Thousand-Year Elixir
50%inclusion3 decks6 decks
48%synergy
Swiftfoot Boots
50%inclusion3 decks6 decks
23%synergy
Automated Assembly Line
40%inclusion2 decks5 decks
39%synergy
Aetherflux Conduit
33%inclusion2 decks6 decks
33%synergy
Decoction Module
33%inclusion2 decks6 decks
33%synergy
Palantír of Orthanc
33%inclusion2 decks6 decks
32%synergy
The Water Crystal
33%inclusion2 decks6 decks
31%synergy
Panharmonicon
33%inclusion2 decks6 decks
29%synergy
Lightning Greaves
33%inclusion2 decks6 decks
8%synergy
Dynavolt Tower
17%inclusion1 decks6 decks
17%synergy
Fabrication Module
17%inclusion1 decks6 decks
17%synergy
T-45 Power Armor
17%inclusion1 decks6 decks
16%synergy
Blade of Shared Souls
17%inclusion1 decks6 decks
16%synergy
Aether Syphon
17%inclusion1 decks6 decks
16%synergy
Bonehoard
17%inclusion1 decks6 decks
16%synergy
Subterranean Schooner
17%inclusion1 decks6 decks
16%synergy
Sword of Body and Mind
17%inclusion1 decks6 decks
16%synergy
Heartstone
17%inclusion1 decks6 decks
16%synergy
The Enigma Jewel
17%inclusion1 decks6 decks
16%synergy
Dowsing Dagger
17%inclusion1 decks6 decks
16%synergy
Bitterthorn, Nissa's Animus
17%inclusion1 decks6 decks
16%synergy
Mycosynth Lattice
17%inclusion1 decks6 decks
16%synergy
Sword of Wealth and Power
17%inclusion1 decks6 decks
16%synergy
Tormod's Crypt
17%inclusion1 decks6 decks
16%synergy
Clock of Omens
17%inclusion1 decks6 decks
16%synergy
Riverchurn Monument
17%inclusion1 decks6 decks
16%synergy
Dragonfire Blade
17%inclusion1 decks6 decks
16%synergy
Altar of the Brood
17%inclusion1 decks6 decks
16%synergy
Key to the City
17%inclusion1 decks6 decks
15%synergy
Lavaspur Boots
17%inclusion1 decks6 decks
15%synergy
Darksteel Plate
17%inclusion1 decks6 decks
15%synergy
Manifold Key
17%inclusion1 decks6 decks
15%synergy
The Indomitable
17%inclusion1 decks6 decks
15%synergy
The Key to the Vault
17%inclusion1 decks6 decks
15%synergy
Simulacrum Synthesizer
17%inclusion1 decks6 decks
15%synergy
Hammer of Nazahn
17%inclusion1 decks6 decks
15%synergy
Sword of Hearth and Home
17%inclusion1 decks6 decks
15%synergy
Winged Boots
17%inclusion1 decks6 decks
15%synergy
Isochron Scepter
17%inclusion1 decks6 decks
15%synergy
Commander's Plate
17%inclusion1 decks6 decks
14%synergy
Brotherhood Regalia
17%inclusion1 decks6 decks
14%synergy
Pearl Medallion
17%inclusion1 decks6 decks
14%synergy
Unwinding Clock
17%inclusion1 decks6 decks
14%synergy
Uthros Research Craft
17%inclusion1 decks6 decks
14%synergy
Expedition Map
17%inclusion1 decks6 decks
14%synergy
Sapphire Medallion
17%inclusion1 decks6 decks
14%synergy
Mystic Forge
17%inclusion1 decks6 decks
14%synergy
Sword of the Animist
17%inclusion1 decks6 decks
12%synergy
Enchantments
Era of Innovation
33%inclusion2 decks6 decks
33%synergy
Fraying Sanity
33%inclusion2 decks6 decks
32%synergy
Pemmin's Aura
33%inclusion2 decks6 decks
32%synergy
Consulate Surveillance
20%inclusion1 decks5 decks
20%synergy
Static Prison
20%inclusion1 decks5 decks
20%synergy
Chronic Flooding
17%inclusion1 decks6 decks
17%synergy
Ballad of the Black Flag
17%inclusion1 decks6 decks
16%synergy
Copy Artifact
17%inclusion1 decks6 decks
16%synergy
Artificer Class
17%inclusion1 decks6 decks
16%synergy
Court of Cunning
17%inclusion1 decks6 decks
15%synergy
Extravagant Replication
17%inclusion1 decks6 decks
15%synergy
Freed from the Real
17%inclusion1 decks6 decks
15%synergy
Unstoppable Plan
17%inclusion1 decks6 decks
15%synergy
Mystic Remora
17%inclusion1 decks6 decks
0%synergy
Rhystic Study
17%inclusion1 decks6 decks
-8%synergy
Planeswalkers
Tezzeret, Betrayer of Flesh
50%inclusion3 decks6 decks
49%synergy
Tezzeret the Seeker
33%inclusion2 decks6 decks
31%synergy
Teferi, Time Raveler
20%inclusion1 decks5 decks
14%synergy
Tezzeret, Cruel Captain
17%inclusion1 decks6 decks
15%synergy
Jace, Wielder of Mysteries
17%inclusion1 decks6 decks
14%synergy
Utility Lands
HELIOS One
50%inclusion3 decks6 decks
50%synergy
Karn's Bastion
50%inclusion3 decks6 decks
45%synergy
Seat of the Synod
50%inclusion3 decks6 decks
43%synergy
Rogue's Passage
50%inclusion3 decks6 decks
30%synergy
Ancient Den
40%inclusion2 decks5 decks
35%synergy
Tolaria West
33%inclusion2 decks6 decks
32%synergy
Access Tunnel
33%inclusion2 decks6 decks
31%synergy
Uthros, Titanic Godcore
33%inclusion2 decks6 decks
30%synergy
Inventors' Fair
33%inclusion2 decks6 decks
30%synergy
Urza's Saga
33%inclusion2 decks6 decks
26%synergy
Reliquary Tower
33%inclusion2 decks6 decks
3%synergy
Eiganjo, Seat of the Empire
20%inclusion1 decks5 decks
13%synergy
Shelldock Isle
17%inclusion1 decks6 decks
17%synergy
Mech Hangar
17%inclusion1 decks6 decks
16%synergy
Witch's Clinic
17%inclusion1 decks6 decks
15%synergy
Homeward Path
17%inclusion1 decks6 decks
15%synergy
Vesuva
17%inclusion1 decks6 decks
15%synergy
Thespian's Stage
17%inclusion1 decks6 decks
14%synergy
Treasure Vault
17%inclusion1 decks6 decks
14%synergy
Maze of Ith
17%inclusion1 decks6 decks
14%synergy
Archway of Innovation
17%inclusion1 decks6 decks
13%synergy
Cephalid Coliseum
17%inclusion1 decks6 decks
13%synergy
Darksteel Citadel
17%inclusion1 decks6 decks
13%synergy
Minamo, School at Water's Edge
17%inclusion1 decks6 decks
12%synergy
Buried Ruin
17%inclusion1 decks6 decks
12%synergy
Mystic Sanctuary
17%inclusion1 decks6 decks
6%synergy
Otawara, Soaring City
17%inclusion1 decks6 decks
0%synergy
Mana Artifacts
Sol Ring
67%inclusion4 decks6 decks
-17%synergy
Talisman of Progress
40%inclusion2 decks5 decks
15%synergy
Solar Transformer
33%inclusion2 decks6 decks
33%synergy
Arcane Signet
33%inclusion2 decks6 decks
-39%synergy
Paradise Mantle
17%inclusion1 decks6 decks
16%synergy
Misleading Signpost
17%inclusion1 decks6 decks
16%synergy
Replicating Ring
17%inclusion1 decks6 decks
15%synergy
Relic of Legends
17%inclusion1 decks6 decks
14%synergy
Basalt Monolith
17%inclusion1 decks6 decks
14%synergy
Gilded Lotus
17%inclusion1 decks6 decks
14%synergy
Everflowing Chalice
17%inclusion1 decks6 decks
12%synergy
Mox Opal
17%inclusion1 decks6 decks
12%synergy
Mox Amber
17%inclusion1 decks6 decks
12%synergy
Mind Stone
17%inclusion1 decks6 decks
2%synergy
Thought Vessel
17%inclusion1 decks6 decks
-1%synergy
Fellwar Stone
17%inclusion1 decks6 decks
-4%synergy
Lands
Command Tower
83%inclusion5 decks6 decks
9%synergy
Hengegate Pathway
80%inclusion4 decks5 decks
74%synergy
Glacial Fortress
80%inclusion4 decks5 decks
48%synergy
Prairie Stream
80%inclusion4 decks5 decks
46%synergy
Hallowed Fountain
80%inclusion4 decks5 decks
41%synergy
Aether Hub
67%inclusion4 decks6 decks
66%synergy
Spire of Industry
67%inclusion4 decks6 decks
64%synergy
Seachrome Coast
60%inclusion3 decks5 decks
55%synergy
Adarkar Wastes
60%inclusion3 decks5 decks
37%synergy
Sea of Clouds
60%inclusion3 decks5 decks
35%synergy
Flooded Strand
50%inclusion3 decks6 decks
39%synergy
Exotic Orchard
50%inclusion3 decks6 decks
14%synergy
Razortide Bridge
40%inclusion2 decks5 decks
33%synergy
Port Town
40%inclusion2 decks5 decks
25%synergy
Temple of Enlightenment
40%inclusion2 decks5 decks
24%synergy
Deserted Beach
40%inclusion2 decks5 decks
23%synergy
Nimbus Maze
20%inclusion1 decks5 decks
16%synergy
Irrigated Farmland
20%inclusion1 decks5 decks
12%synergy
Meticulous Archive
20%inclusion1 decks5 decks
12%synergy
Floodfarm Verge
20%inclusion1 decks5 decks
11%synergy
Azorius Chancery
20%inclusion1 decks5 decks
7%synergy
Power Depot
17%inclusion1 decks6 decks
16%synergy
Forbidden Orchard
17%inclusion1 decks6 decks
14%synergy
Gemstone Caverns
17%inclusion1 decks6 decks
12%synergy
Reflecting Pool
17%inclusion1 decks6 decks
12%synergy
Mana Confluence
17%inclusion1 decks6 decks
10%synergy
City of Brass
17%inclusion1 decks6 decks
9%synergy
Arid Mesa
17%inclusion1 decks6 decks
6%synergy
Marsh Flats
17%inclusion1 decks6 decks
6%synergy
Scalding Tarn
17%inclusion1 decks6 decks
6%synergy
Misty Rainforest
17%inclusion1 decks6 decks
5%synergy
Path of Ancestry
17%inclusion1 decks6 decks
-5%synergy