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%inclusion6 decks466 decks
Neerdiv, Devious Diver
0.1%inclusion1 decks787 decks
New Cards
Thirst for Identity
50%inclusion1 decks2 decks
50%synergy
High Synergy Cards
Pili-Pala
86%inclusion6 decks7 decks
85%synergy
Vedalken Engineer
86%inclusion6 decks7 decks
85%synergy
Tune the Narrative
86%inclusion6 decks7 decks
85%synergy
Frantic Search
86%inclusion6 decks7 decks
71%synergy
Omen Hawker
71%inclusion5 decks7 decks
71%synergy
Marvin, Murderous Mimic
71%inclusion5 decks7 decks
70%synergy
Walking Ballista
71%inclusion5 decks7 decks
69%synergy
Training Grounds
71%inclusion5 decks7 decks
69%synergy
Emry, Lurker of the Loch
71%inclusion5 decks7 decks
67%synergy
Puresight Merrow
67%inclusion4 decks6 decks
67%synergy
Top Cards
Guide of Souls
67%inclusion4 decks6 decks
64%synergy
Path to Exile
67%inclusion4 decks6 decks
19%synergy
Swords to Plowshares
67%inclusion4 decks6 decks
5%synergy
Aetherworks Marvel
57%inclusion4 decks7 decks
57%synergy
Arcanis the Omnipotent
57%inclusion4 decks7 decks
56%synergy
Mesmeric Orb
57%inclusion4 decks7 decks
56%synergy
Urza, Lord High Artificer
57%inclusion4 decks7 decks
54%synergy
Game Changers
Fierce Guardianship
43%inclusion3 decks7 decks
25%synergy
Enlightened Tutor
33%inclusion2 decks6 decks
18%synergy
Gifts Ungiven
29%inclusion2 decks7 decks
27%synergy
Cyclonic Rift
29%inclusion2 decks7 decks
6%synergy
Teferi's Protection
17%inclusion1 decks6 decks
0%synergy
Intuition
14%inclusion1 decks7 decks
13%synergy
The One Ring
14%inclusion1 decks7 decks
6%synergy
Ancient Tomb
14%inclusion1 decks7 decks
5%synergy
Force of Will
14%inclusion1 decks7 decks
4%synergy
Mystical Tutor
14%inclusion1 decks7 decks
2%synergy
Creatures
Aethergeode Miner
50%inclusion3 decks6 decks
50%synergy
Minister of Inquiries
43%inclusion3 decks7 decks
43%synergy
Morphling
43%inclusion3 decks7 decks
43%synergy
Farmstead Gleaner
43%inclusion3 decks7 decks
43%synergy
Aetherling
43%inclusion3 decks7 decks
43%synergy
Brightling
33%inclusion2 decks6 decks
33%synergy
Brotherhood Scribe
33%inclusion2 decks6 decks
33%synergy
Sphinx of the Revelation
33%inclusion2 decks6 decks
32%synergy
Heliod, Sun-Crowned
33%inclusion2 decks6 decks
30%synergy
Mother of Runes
33%inclusion2 decks6 decks
28%synergy
Esper Sentinel
33%inclusion2 decks6 decks
14%synergy
Ambassador Laquatus
29%inclusion2 decks7 decks
29%synergy
Aether Theorist
29%inclusion2 decks7 decks
28%synergy
Tempest Harvester
29%inclusion2 decks7 decks
28%synergy
James, Wandering Dad
29%inclusion2 decks7 decks
28%synergy
Grand Architect
29%inclusion2 decks7 decks
28%synergy
Drafna, Founder of Lat-Nam
29%inclusion2 decks7 decks
28%synergy
Aethersquall Ancient
29%inclusion2 decks7 decks
28%synergy
Deranged Assistant
29%inclusion2 decks7 decks
28%synergy
Roil Cartographer
29%inclusion2 decks7 decks
28%synergy
Loyal Inventor
29%inclusion2 decks7 decks
28%synergy
Vizier of Tumbling Sands
29%inclusion2 decks7 decks
28%synergy
Millikin
29%inclusion2 decks7 decks
27%synergy
Trinket Mage
29%inclusion2 decks7 decks
27%synergy
Volatile Stormdrake
29%inclusion2 decks7 decks
27%synergy
Hedron Crab
29%inclusion2 decks7 decks
27%synergy
Forensic Gadgeteer
29%inclusion2 decks7 decks
26%synergy
Etherium Sculptor
29%inclusion2 decks7 decks
23%synergy
Arcade Gannon
17%inclusion1 decks6 decks
16%synergy
Riddle Gate Gargoyle
17%inclusion1 decks6 decks
16%synergy
Starfield Shepherd
17%inclusion1 decks6 decks
16%synergy
Oswald Fiddlebender
17%inclusion1 decks6 decks
15%synergy
Hanna, Ship's Navigator
17%inclusion1 decks6 decks
15%synergy
Giver of Runes
17%inclusion1 decks6 decks
14%synergy
Lae'zel, Vlaakith's Champion
17%inclusion1 decks6 decks
14%synergy
Pippin, Guard of the Citadel
17%inclusion1 decks6 decks
14%synergy
Patrolling Peacemaker
17%inclusion1 decks6 decks
14%synergy
Recruiter of the Guard
17%inclusion1 decks6 decks
14%synergy
Skrelv, Defector Mite
17%inclusion1 decks6 decks
14%synergy
Grand Abolisher
17%inclusion1 decks6 decks
8%synergy
Merrow Wavebreakers
14%inclusion1 decks7 decks
14%synergy
Blockade Runner
14%inclusion1 decks7 decks
14%synergy
Soldevi Machinist
14%inclusion1 decks7 decks
14%synergy
Cryptic Cruiser
14%inclusion1 decks7 decks
14%synergy
Glimmerbell
14%inclusion1 decks7 decks
14%synergy
Multiform Wonder
14%inclusion1 decks7 decks
14%synergy
Leech Bonder
14%inclusion1 decks7 decks
14%synergy
Stonework Packbeast
14%inclusion1 decks7 decks
14%synergy
Diligent Excavator
14%inclusion1 decks7 decks
14%synergy
Prismite
14%inclusion1 decks7 decks
14%synergy
Instants
Faithful Mending
50%inclusion3 decks6 decks
48%synergy
Dovin's Veto
50%inclusion3 decks6 decks
32%synergy
Thought Scour
43%inclusion3 decks7 decks
41%synergy
Mana Drain
43%inclusion3 decks7 decks
28%synergy
Glimmer of Genius
29%inclusion2 decks7 decks
28%synergy
Thirst for Knowledge
29%inclusion2 decks7 decks
27%synergy
Whir of Invention
29%inclusion2 decks7 decks
26%synergy
Dramatic Reversal
29%inclusion2 decks7 decks
24%synergy
Rapid Hybridization
29%inclusion2 decks7 decks
19%synergy
Pongify
29%inclusion2 decks7 decks
17%synergy
Counterspell
29%inclusion2 decks7 decks
-13%synergy
Everybody Lives!
17%inclusion1 decks6 decks
15%synergy
Permission Denied
17%inclusion1 decks6 decks
15%synergy
Dispatch
17%inclusion1 decks6 decks
11%synergy
Silence
17%inclusion1 decks6 decks
10%synergy
Stroke of Midnight
17%inclusion1 decks6 decks
6%synergy
Generous Gift
17%inclusion1 decks6 decks
-6%synergy
Mental Note
14%inclusion1 decks7 decks
14%synergy
Aether Spike
14%inclusion1 decks7 decks
14%synergy
Trickbind
14%inclusion1 decks7 decks
14%synergy
Defabricate
14%inclusion1 decks7 decks
14%synergy
Divert Disaster
14%inclusion1 decks7 decks
14%synergy
Cyber Conversion
14%inclusion1 decks7 decks
14%synergy
Jwari Disruption
14%inclusion1 decks7 decks
13%synergy
Lazotep Plating
14%inclusion1 decks7 decks
13%synergy
Otherworldly Gaze
14%inclusion1 decks7 decks
13%synergy
Scour for Scrap
14%inclusion1 decks7 decks
13%synergy
Ripples of Potential
14%inclusion1 decks7 decks
12%synergy
Muddle the Mixture
14%inclusion1 decks7 decks
10%synergy
Fact or Fiction
14%inclusion1 decks7 decks
10%synergy
Flusterstorm
14%inclusion1 decks7 decks
7%synergy
Force of Negation
14%inclusion1 decks7 decks
6%synergy
Sink into Stupor
14%inclusion1 decks7 decks
4%synergy
Arcane Denial
14%inclusion1 decks7 decks
-6%synergy
Negate
14%inclusion1 decks7 decks
-7%synergy
Sorceries
Traumatize
43%inclusion3 decks7 decks
42%synergy
Fabricate
43%inclusion3 decks7 decks
37%synergy
Windfall
43%inclusion3 decks7 decks
31%synergy
Space-Time Anomaly
33%inclusion2 decks6 decks
32%synergy
Increasing Confusion
29%inclusion2 decks7 decks
28%synergy
Winternight Stories
29%inclusion2 decks7 decks
28%synergy
Jolted Awake
17%inclusion1 decks6 decks
16%synergy
Idyllic Tutor
17%inclusion1 decks6 decks
13%synergy
Open the Armory
17%inclusion1 decks6 decks
12%synergy
Time Wipe
17%inclusion1 decks6 decks
11%synergy
Sevinne's Reclamation
17%inclusion1 decks6 decks
9%synergy
Ancestral Reminiscence
14%inclusion1 decks7 decks
14%synergy
Anchor to Reality
14%inclusion1 decks7 decks
14%synergy
Replication Technique
14%inclusion1 decks7 decks
14%synergy
Transmute Artifact
14%inclusion1 decks7 decks
13%synergy
Careful Study
14%inclusion1 decks7 decks
13%synergy
Step Through
14%inclusion1 decks7 decks
13%synergy
Personal Tutor
14%inclusion1 decks7 decks
13%synergy
Stock Up
14%inclusion1 decks7 decks
13%synergy
Chart a Course
14%inclusion1 decks7 decks
13%synergy
Maddening Cacophony
14%inclusion1 decks7 decks
12%synergy
Thoughtcast
14%inclusion1 decks7 decks
11%synergy
Sea Gate Restoration
14%inclusion1 decks7 decks
10%synergy
Utility Artifacts
Automated Assembly Line
50%inclusion3 decks6 decks
49%synergy
Aetherflux Conduit
43%inclusion3 decks7 decks
43%synergy
Lightning Greaves
43%inclusion3 decks7 decks
18%synergy
Swiftfoot Boots
43%inclusion3 decks7 decks
16%synergy
Fabrication Module
29%inclusion2 decks7 decks
28%synergy
Heartstone
29%inclusion2 decks7 decks
28%synergy
Decoction Module
29%inclusion2 decks7 decks
28%synergy
Gonti's Aether Heart
29%inclusion2 decks7 decks
28%synergy
Palantír of Orthanc
29%inclusion2 decks7 decks
27%synergy
Thousand-Year Elixir
29%inclusion2 decks7 decks
27%synergy
Grinning Totem
14%inclusion1 decks7 decks
14%synergy
Glassblower's Puzzleknot
14%inclusion1 decks7 decks
14%synergy
T-45 Power Armor
14%inclusion1 decks7 decks
14%synergy
Blade of Shared Souls
14%inclusion1 decks7 decks
14%synergy
Aether Syphon
14%inclusion1 decks7 decks
14%synergy
Bonehoard
14%inclusion1 decks7 decks
14%synergy
Subterranean Schooner
14%inclusion1 decks7 decks
14%synergy
Sword of Body and Mind
14%inclusion1 decks7 decks
14%synergy
The Enigma Jewel
14%inclusion1 decks7 decks
14%synergy
Bespoke Battlewagon
14%inclusion1 decks7 decks
14%synergy
Dowsing Dagger
14%inclusion1 decks7 decks
14%synergy
Bitterthorn, Nissa's Animus
14%inclusion1 decks7 decks
14%synergy
Sword of Wealth and Power
14%inclusion1 decks7 decks
13%synergy
Mycosynth Lattice
14%inclusion1 decks7 decks
13%synergy
Tormod's Crypt
14%inclusion1 decks7 decks
13%synergy
Clock of Omens
14%inclusion1 decks7 decks
13%synergy
Riverchurn Monument
14%inclusion1 decks7 decks
13%synergy
Dragonfire Blade
14%inclusion1 decks7 decks
13%synergy
Illusionist's Bracers
14%inclusion1 decks7 decks
13%synergy
Altar of the Brood
14%inclusion1 decks7 decks
13%synergy
Key to the City
14%inclusion1 decks7 decks
13%synergy
Lavaspur Boots
14%inclusion1 decks7 decks
13%synergy
Darksteel Plate
14%inclusion1 decks7 decks
13%synergy
The Indomitable
14%inclusion1 decks7 decks
13%synergy
The Key to the Vault
14%inclusion1 decks7 decks
13%synergy
Simulacrum Synthesizer
14%inclusion1 decks7 decks
13%synergy
Sword of Hearth and Home
14%inclusion1 decks7 decks
13%synergy
Hammer of Nazahn
14%inclusion1 decks7 decks
13%synergy
Winged Boots
14%inclusion1 decks7 decks
12%synergy
Isochron Scepter
14%inclusion1 decks7 decks
12%synergy
Brotherhood Regalia
14%inclusion1 decks7 decks
12%synergy
Commander's Plate
14%inclusion1 decks7 decks
12%synergy
Unwinding Clock
14%inclusion1 decks7 decks
12%synergy
Pearl Medallion
14%inclusion1 decks7 decks
12%synergy
Uthros Research Craft
14%inclusion1 decks7 decks
12%synergy
The Water Crystal
14%inclusion1 decks7 decks
12%synergy
Expedition Map
14%inclusion1 decks7 decks
11%synergy
Mystic Forge
14%inclusion1 decks7 decks
11%synergy
Sapphire Medallion
14%inclusion1 decks7 decks
11%synergy
Panharmonicon
14%inclusion1 decks7 decks
10%synergy
Enchantments
Fraying Sanity
29%inclusion2 decks7 decks
27%synergy
Mystic Remora
29%inclusion2 decks7 decks
12%synergy
Honest Work
25%inclusion1 decks4 decks
24%synergy
Consulate Surveillance
17%inclusion1 decks6 decks
16%synergy
Static Prison
17%inclusion1 decks6 decks
16%synergy
Ghostly Prison
17%inclusion1 decks6 decks
5%synergy
Invisibility
14%inclusion1 decks7 decks
14%synergy
Chronic Flooding
14%inclusion1 decks7 decks
14%synergy
Cloak of Mists
14%inclusion1 decks7 decks
14%synergy
Power Artifact
14%inclusion1 decks7 decks
14%synergy
Era of Innovation
14%inclusion1 decks7 decks
14%synergy
Ballad of the Black Flag
14%inclusion1 decks7 decks
14%synergy
Aether Tunnel
14%inclusion1 decks7 decks
14%synergy
Verity Circle
14%inclusion1 decks7 decks
13%synergy
Copy Artifact
14%inclusion1 decks7 decks
13%synergy
Artificer Class
14%inclusion1 decks7 decks
13%synergy
Pemmin's Aura
14%inclusion1 decks7 decks
13%synergy
Court of Cunning
14%inclusion1 decks7 decks
13%synergy
Extravagant Replication
14%inclusion1 decks7 decks
12%synergy
Unstoppable Plan
14%inclusion1 decks7 decks
12%synergy
Aqueous Form
14%inclusion1 decks7 decks
10%synergy
Propaganda
14%inclusion1 decks7 decks
0%synergy
Rhystic Study
14%inclusion1 decks7 decks
-10%synergy
Planeswalkers
Tezzeret, Betrayer of Flesh
29%inclusion2 decks7 decks
28%synergy
Tezzeret the Seeker
29%inclusion2 decks7 decks
26%synergy
Teferi, Time Raveler
17%inclusion1 decks6 decks
10%synergy
Tezzeret, Cruel Captain
14%inclusion1 decks7 decks
13%synergy
Utility Lands
Academy Ruins
71%inclusion5 decks7 decks
66%synergy
Ancient Den
67%inclusion4 decks6 decks
61%synergy
HELIOS One
57%inclusion4 decks7 decks
57%synergy
Karn's Bastion
57%inclusion4 decks7 decks
52%synergy
Seat of the Synod
57%inclusion4 decks7 decks
50%synergy
Uthros, Titanic Godcore
43%inclusion3 decks7 decks
40%synergy
Inventors' Fair
43%inclusion3 decks7 decks
39%synergy
Rogue's Passage
43%inclusion3 decks7 decks
23%synergy
Tolaria West
29%inclusion2 decks7 decks
28%synergy
Darksteel Citadel
29%inclusion2 decks7 decks
25%synergy
Urza's Saga
29%inclusion2 decks7 decks
22%synergy
Reliquary Tower
29%inclusion2 decks7 decks
-1%synergy
Eiganjo, Seat of the Empire
17%inclusion1 decks6 decks
10%synergy
Shelldock Isle
14%inclusion1 decks7 decks
14%synergy
Mech Hangar
14%inclusion1 decks7 decks
14%synergy
Cascading Cataracts
14%inclusion1 decks7 decks
13%synergy
Witch's Clinic
14%inclusion1 decks7 decks
13%synergy
Homeward Path
14%inclusion1 decks7 decks
13%synergy
Vesuva
14%inclusion1 decks7 decks
13%synergy
Access Tunnel
14%inclusion1 decks7 decks
12%synergy
Thespian's Stage
14%inclusion1 decks7 decks
12%synergy
Maze of Ith
14%inclusion1 decks7 decks
12%synergy
Treasure Vault
14%inclusion1 decks7 decks
12%synergy
Archway of Innovation
14%inclusion1 decks7 decks
11%synergy
Cephalid Coliseum
14%inclusion1 decks7 decks
11%synergy
Minamo, School at Water's Edge
14%inclusion1 decks7 decks
10%synergy
Buried Ruin
14%inclusion1 decks7 decks
10%synergy
Mystic Sanctuary
14%inclusion1 decks7 decks
4%synergy
Otawara, Soaring City
14%inclusion1 decks7 decks
-2%synergy
Mana Artifacts
Sol Ring
71%inclusion5 decks7 decks
-12%synergy
Talisman of Progress
50%inclusion3 decks6 decks
25%synergy
Solar Transformer
43%inclusion3 decks7 decks
42%synergy
Arcane Signet
43%inclusion3 decks7 decks
-29%synergy
Aetheric Amplifier
29%inclusion2 decks7 decks
28%synergy
Azorius Signet
17%inclusion1 decks6 decks
-5%synergy
Urn of Godfire
14%inclusion1 decks7 decks
14%synergy
Energy Refractor
14%inclusion1 decks7 decks
14%synergy
Conversion Apparatus
14%inclusion1 decks7 decks
14%synergy
Paradise Mantle
14%inclusion1 decks7 decks
13%synergy
Misleading Signpost
14%inclusion1 decks7 decks
13%synergy
Replicating Ring
14%inclusion1 decks7 decks
13%synergy
Relic of Legends
14%inclusion1 decks7 decks
12%synergy
Basalt Monolith
14%inclusion1 decks7 decks
12%synergy
Gilded Lotus
14%inclusion1 decks7 decks
11%synergy
Everflowing Chalice
14%inclusion1 decks7 decks
10%synergy
Mox Opal
14%inclusion1 decks7 decks
10%synergy
Mox Amber
14%inclusion1 decks7 decks
10%synergy
Chromatic Lantern
14%inclusion1 decks7 decks
6%synergy
Mind Stone
14%inclusion1 decks7 decks
0%synergy
Fellwar Stone
14%inclusion1 decks7 decks
-6%synergy
Lands
Command Tower
86%inclusion6 decks7 decks
11%synergy
Aether Hub
71%inclusion5 decks7 decks
71%synergy
Exotic Orchard
71%inclusion5 decks7 decks
35%synergy
Hengegate Pathway
67%inclusion4 decks6 decks
61%synergy
Deserted Beach
67%inclusion4 decks6 decks
50%synergy
Adarkar Wastes
67%inclusion4 decks6 decks
43%synergy
Sea of Clouds
67%inclusion4 decks6 decks
42%synergy
Glacial Fortress
67%inclusion4 decks6 decks
34%synergy
Prairie Stream
67%inclusion4 decks6 decks
33%synergy
Seachrome Coast
50%inclusion3 decks6 decks
45%synergy
Razortide Bridge
50%inclusion3 decks6 decks
43%synergy
Hallowed Fountain
50%inclusion3 decks6 decks
10%synergy
Spire of Industry
43%inclusion3 decks7 decks
40%synergy
Flooded Strand
43%inclusion3 decks7 decks
31%synergy
Meticulous Archive
33%inclusion2 decks6 decks
25%synergy
Port Town
33%inclusion2 decks6 decks
18%synergy
Temple of Enlightenment
33%inclusion2 decks6 decks
17%synergy
Power Depot
29%inclusion2 decks7 decks
28%synergy
Mystic Gate
17%inclusion1 decks6 decks
10%synergy
Irrigated Farmland
17%inclusion1 decks6 decks
9%synergy
Floodfarm Verge
17%inclusion1 decks6 decks
8%synergy
Azorius Chancery
17%inclusion1 decks6 decks
4%synergy
Skycloud Expanse
17%inclusion1 decks6 decks
2%synergy
Cave of Temptation
14%inclusion1 decks7 decks
14%synergy
Capital City
14%inclusion1 decks7 decks
14%synergy
Scene of the Crime
14%inclusion1 decks7 decks
14%synergy
Forbidden Orchard
14%inclusion1 decks7 decks
12%synergy
Gemstone Caverns
14%inclusion1 decks7 decks
9%synergy
Reflecting Pool
14%inclusion1 decks7 decks
9%synergy
Mana Confluence
14%inclusion1 decks7 decks
7%synergy
City of Brass
14%inclusion1 decks7 decks
7%synergy
Arid Mesa
14%inclusion1 decks7 decks
4%synergy
Marsh Flats
14%inclusion1 decks7 decks
4%synergy
Scalding Tarn
14%inclusion1 decks7 decks
3%synergy
Misty Rainforest
14%inclusion1 decks7 decks
3%synergy
Myriad Landscape
14%inclusion1 decks7 decks
-2%synergy
Evolving Wilds
14%inclusion1 decks7 decks
-6%synergy
Path of Ancestry
14%inclusion1 decks7 decks
-8%synergy