Cauldron of Souls
Dross Scorpion
Workhorse

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.

   Steps

How does this combo work?
1
Activate Cauldron of Souls by tapping it, Workhorse gain persist until end of turn.
2
Activate Workhorse by removing a +1/+1 counter, adding .
3
Repeat from step 2 until Workhorse dies.
4
Dross Scorpion and Workhorse triggers.
5
Resolve the Dross Scorpion trigger, untapping Cauldron of Souls.
6
Resolve the Workhorse persist ability trigger, returning it to the battlefield with three +1/+1 counters on it.
7
Repeat.

   Results

What do I get from this combo?
Infinite colorless mana
Infinite death triggers
Infinite ETB
Infinite LTB
Omarthis, Ghostfire Initiate
0.4%inclusion9 decks2.46K decks
Mikaeus, the Unhallowed
0.1%inclusion2 decks1.93K decks
Zenos yae Galvus
0.1%inclusion2 decks3.11K decks
Preston, the Vanisher
0.1%inclusion2 decks3.01K decks
Magda, Brazen Outlaw
0.0%inclusion2 decks16K decks
Celes, Rune Knight
0.0%inclusion1 decks8.67K decks
Herigast, Erupting Nullkite
0.0%inclusion1 decks4.78K decks
Kokusho, the Evening Star
0.1%inclusion1 decks1.31K decks
Armix, Filigree Thrasher // Rebbec, Architect of Ascension
0.7%inclusion1 decks138 decks
Blaster, Combat DJ
0.1%inclusion1 decks672 decks
Shirei, Shizo's Caretaker
0.0%inclusion1 decks7K decks
Zabaz, the Glimmerwasp
0.0%inclusion1 decks3.08K decks
Marvin, Murderous Mimic
0.1%inclusion1 decks1.73K decks
Weatherlight Compleated
0.3%inclusion1 decks375 decks
Mazirek, Kraul Death Priest
0.0%inclusion1 decks3.11K decks
Bane, Lord of Darkness
0.0%inclusion1 decks2.34K decks
Tromell, Seymour's Butler
0.3%inclusion1 decks323 decks
Iron Spider, Stark Upgrade
0.1%inclusion1 decks1.59K decks
New Cards
Big Mother Mouser
25%inclusion1 decks4 decks
24%synergy
High Synergy Cards
Triskelion
68%inclusion26 decks38 decks
68%synergy
Ashnod's Altar
74%inclusion28 decks38 decks
67%synergy
Oswald Fiddlebender
67%inclusion4 decks6 decks
65%synergy
Viscera Seer
58%inclusion7 decks12 decks
50%synergy
Walking Ballista
53%inclusion20 decks38 decks
50%synergy
Krark-Clan Ironworks
47%inclusion18 decks38 decks
46%synergy
Pentavus
42%inclusion16 decks38 decks
42%synergy
Phyrexian Tower
50%inclusion6 decks12 decks
41%synergy
Cabal Coffers
50%inclusion6 decks12 decks
41%synergy
Karn's Bastion
45%inclusion17 decks38 decks
40%synergy
Top Cards
Dark Ritual
50%inclusion6 decks12 decks
25%synergy
Deadly Dispute
42%inclusion5 decks12 decks
29%synergy
Toxic Deluge
42%inclusion5 decks12 decks
24%synergy
Arcbound Reclaimer
39%inclusion15 decks38 decks
39%synergy
Palladium Myr
39%inclusion15 decks38 decks
38%synergy
Cryptic Trilobite
37%inclusion14 decks38 decks
37%synergy
Mindless Automaton
37%inclusion14 decks38 decks
37%synergy
Clock of Omens
37%inclusion14 decks38 decks
36%synergy
Arcbound Crusher
34%inclusion13 decks38 decks
34%synergy
Arcbound Ravager
34%inclusion13 decks38 decks
34%synergy
Game Changers
Demonic Tutor
75%inclusion9 decks12 decks
56%synergy
Gamble
44%inclusion4 decks9 decks
36%synergy
Imperial Seal
42%inclusion5 decks12 decks
36%synergy
Vampiric Tutor
42%inclusion5 decks12 decks
27%synergy
Bolas's Citadel
33%inclusion4 decks12 decks
25%synergy
Ad Nauseam
25%inclusion3 decks12 decks
23%synergy
Opposition Agent
25%inclusion3 decks12 decks
20%synergy
Mana Vault
18%inclusion7 decks38 decks
13%synergy
The One Ring
16%inclusion6 decks38 decks
8%synergy
Ancient Tomb
13%inclusion5 decks38 decks
4%synergy
Creatures
Evolution Witness
60%inclusion3 decks5 decks
57%synergy
Losheel, Clockwork Scholar
50%inclusion3 decks6 decks
48%synergy
Gold Myr
50%inclusion3 decks6 decks
47%synergy
Karmic Guide
50%inclusion3 decks6 decks
47%synergy
Loran of the Third Path
50%inclusion3 decks6 decks
43%synergy
Crystalline Crawler
34%inclusion13 decks38 decks
34%synergy
Ingenious Artillerist
33%inclusion3 decks9 decks
31%synergy
K'rrik, Son of Yawgmoth
33%inclusion4 decks12 decks
31%synergy
Mikaeus, the Unhallowed
33%inclusion4 decks12 decks
31%synergy
Iron Myr
33%inclusion3 decks9 decks
31%synergy
Yawgmoth, Thran Physician
33%inclusion4 decks12 decks
30%synergy
Ayara, First of Locthwain
33%inclusion4 decks12 decks
30%synergy
Reckless Fireweaver
33%inclusion3 decks9 decks
29%synergy
Gray Merchant of Asphodel
33%inclusion4 decks12 decks
25%synergy
Scrapyard Recombiner
32%inclusion12 decks38 decks
31%synergy
Syr Ginger, the Meal Ender
32%inclusion12 decks38 decks
31%synergy
Scrap Trawler
32%inclusion12 decks38 decks
30%synergy
Hexavus
29%inclusion11 decks38 decks
29%synergy
Hangarback Walker
29%inclusion11 decks38 decks
28%synergy
Liberator, Urza's Battlethopter
29%inclusion11 decks38 decks
28%synergy
Steel Overseer
29%inclusion11 decks38 decks
27%synergy
Iron Spider, Stark Upgrade
29%inclusion6 decks21 decks
28%synergy
Thopter Squadron
26%inclusion10 decks38 decks
26%synergy
Arcbound Worker
26%inclusion10 decks38 decks
26%synergy
Foundry Inspector
26%inclusion10 decks38 decks
22%synergy
Solemn Simulacrum
26%inclusion10 decks38 decks
14%synergy
Marketback Walker
26%inclusion8 decks31 decks
25%synergy
Chainer, Dementia Master
25%inclusion3 decks12 decks
24%synergy
Razaketh, the Foulblooded
25%inclusion3 decks12 decks
23%synergy
Sheoldred, Whispering One
25%inclusion3 decks12 decks
21%synergy
Carrion Feeder
25%inclusion3 decks12 decks
21%synergy
Massacre Wurm
25%inclusion3 decks12 decks
20%synergy
Syr Konrad, the Grim
25%inclusion3 decks12 decks
17%synergy
Zulaport Cutthroat
25%inclusion3 decks12 decks
17%synergy
Blood Artist
25%inclusion3 decks12 decks
14%synergy
Patchwork Automaton
24%inclusion9 decks38 decks
23%synergy
Myr Retriever
24%inclusion9 decks38 decks
22%synergy
Triskelavus
21%inclusion8 decks38 decks
21%synergy
Workshop Assistant
21%inclusion8 decks38 decks
21%synergy
Junk Diver
21%inclusion8 decks38 decks
20%synergy
Threefold Thunderhulk
21%inclusion8 decks38 decks
20%synergy
Stonecoil Serpent
21%inclusion8 decks38 decks
20%synergy
Jhoira's Familiar
21%inclusion8 decks38 decks
20%synergy
Towashi Guide-Bot
18%inclusion7 decks38 decks
18%synergy
Ornithopter of Paradise
18%inclusion7 decks38 decks
14%synergy
Cathodion
16%inclusion6 decks38 decks
16%synergy
Wurmcoil Engine
16%inclusion6 decks38 decks
14%synergy
Surge Conductor
14%inclusion3 decks21 decks
13%synergy
Glaring Fleshraker
14%inclusion5 decks37 decks
12%synergy
Tatterkite
13%inclusion5 decks38 decks
13%synergy
Instants
Swords to Plowshares
50%inclusion3 decks6 decks
-11%synergy
Village Rites
33%inclusion4 decks12 decks
24%synergy
Culling the Weak
25%inclusion3 decks12 decks
21%synergy
Entomb
25%inclusion3 decks12 decks
18%synergy
Deadly Rollick
25%inclusion3 decks12 decks
11%synergy
Null Elemental Blast
19%inclusion7 decks37 decks
18%synergy
Warping Wail
16%inclusion6 decks38 decks
15%synergy
Eldritch Immunity
14%inclusion5 decks37 decks
13%synergy
Not of This World
11%inclusion4 decks38 decks
10%synergy
Sorceries
Exsanguinate
33%inclusion4 decks12 decks
26%synergy
Diabolic Intent
33%inclusion4 decks12 decks
26%synergy
All Is Dust
26%inclusion10 decks38 decks
25%synergy
Torment of Hailfire
25%inclusion3 decks12 decks
21%synergy
Buried Alive
25%inclusion3 decks12 decks
19%synergy
Damnation
25%inclusion3 decks12 decks
19%synergy
Reanimate
25%inclusion3 decks12 decks
6%synergy
Gruesome Slaughter
7.9%inclusion3 decks38 decks
8%synergy
Utility Artifacts
Mystic Forge
34%inclusion13 decks38 decks
31%synergy
Animation Module
32%inclusion12 decks38 decks
31%synergy
The Ozolith
32%inclusion12 decks38 decks
28%synergy
Blasting Station
29%inclusion11 decks38 decks
28%synergy
Nim Deathmantle
29%inclusion11 decks38 decks
28%synergy
Forsaken Monument
29%inclusion11 decks38 decks
27%synergy
Sculpting Steel
26%inclusion10 decks38 decks
24%synergy
Phyrexian Altar
26%inclusion10 decks38 decks
23%synergy
Wishclaw Talisman
25%inclusion3 decks12 decks
20%synergy
Throne of Geth
21%inclusion8 decks38 decks
21%synergy
Blade of the Bloodchief
21%inclusion8 decks38 decks
20%synergy
Rings of Brighthearth
21%inclusion8 decks38 decks
20%synergy
Tarrian's Soulcleaver
21%inclusion8 decks38 decks
20%synergy
Altar of Dementia
21%inclusion8 decks38 decks
19%synergy
Sensei's Divining Top
21%inclusion8 decks38 decks
17%synergy
Swiftfoot Boots
21%inclusion8 decks38 decks
-6%synergy
Moxite Refinery
19%inclusion4 decks21 decks
19%synergy
Salvaging Station
18%inclusion7 decks38 decks
18%synergy
Unwinding Clock
18%inclusion7 decks38 decks
16%synergy
Wayfarer's Bauble
18%inclusion7 decks38 decks
11%synergy
Prototype Portal
16%inclusion6 decks38 decks
16%synergy
Liquimetal Coating
16%inclusion6 decks38 decks
15%synergy
Voltaic Key
16%inclusion6 decks38 decks
15%synergy
Cloud Key
16%inclusion6 decks38 decks
14%synergy
Aetherflux Reservoir
16%inclusion6 decks38 decks
13%synergy
Lightning Greaves
16%inclusion6 decks38 decks
-9%synergy
Culling Dais
13%inclusion5 decks38 decks
13%synergy
Golden Argosy
13%inclusion5 decks38 decks
13%synergy
Mind's Eye
13%inclusion5 decks38 decks
12%synergy
Trading Post
13%inclusion5 decks38 decks
12%synergy
Moonsilver Key
13%inclusion5 decks38 decks
12%synergy
Agatha's Soul Cauldron
13%inclusion5 decks38 decks
12%synergy
Mirage Mirror
13%inclusion5 decks38 decks
12%synergy
Portal to Phyrexia
13%inclusion5 decks38 decks
12%synergy
Manifold Key
13%inclusion5 decks38 decks
12%synergy
Thornbite Staff
11%inclusion4 decks38 decks
10%synergy
Spine of Ish Sah
11%inclusion4 decks38 decks
10%synergy
Grinding Station
11%inclusion4 decks38 decks
10%synergy
Staff of Domination
11%inclusion4 decks38 decks
9%synergy
Chimil, the Inner Sun
11%inclusion4 decks38 decks
9%synergy
Maskwood Nexus
11%inclusion4 decks38 decks
8%synergy
Helm of the Host
11%inclusion4 decks38 decks
7%synergy
Skullclamp
11%inclusion4 decks38 decks
-1%synergy
Ashnod's Transmogrant
7.9%inclusion3 decks38 decks
8%synergy
Flayer Husk
7.9%inclusion3 decks38 decks
8%synergy
Summoning Station
7.9%inclusion3 decks38 decks
8%synergy
Myr Turbine
7.9%inclusion3 decks38 decks
8%synergy
Magistrate's Scepter
7.9%inclusion3 decks38 decks
8%synergy
Retrofitter Foundry
7.9%inclusion3 decks38 decks
8%synergy
Power Conduit
7.9%inclusion3 decks38 decks
7%synergy
Enchantments
Cathars' Crusade
50%inclusion3 decks6 decks
45%synergy
Goblin Bombardment
33%inclusion3 decks9 decks
28%synergy
Echoes of Eternity
27%inclusion10 decks37 decks
26%synergy
Retribution of the Ancients
25%inclusion3 decks12 decks
25%synergy
Ugin's Mastery
13%inclusion5 decks38 decks
13%synergy
Planeswalkers
Ugin, the Ineffable
26%inclusion10 decks38 decks
25%synergy
Karn, the Great Creator
11%inclusion4 decks38 decks
10%synergy
Ugin, the Spirit Dragon
7.9%inclusion3 decks38 decks
7%synergy
Utility Lands
War Room
45%inclusion17 decks38 decks
39%synergy
Buried Ruin
42%inclusion16 decks38 decks
37%synergy
Urza's Saga
39%inclusion15 decks38 decks
33%synergy
Reliquary Tower
37%inclusion14 decks38 decks
7%synergy
Darksteel Citadel
34%inclusion13 decks38 decks
30%synergy
Cabal Stronghold
33%inclusion4 decks12 decks
30%synergy
Barren Moor
33%inclusion4 decks12 decks
30%synergy
Witch's Cottage
33%inclusion4 decks12 decks
30%synergy
Mortuary Mire
33%inclusion4 decks12 decks
29%synergy
Vault of Whispers
33%inclusion4 decks12 decks
29%synergy
Bojuka Bog
33%inclusion4 decks12 decks
4%synergy
Nesting Grounds
32%inclusion12 decks38 decks
29%synergy
Rogue's Passage
32%inclusion12 decks38 decks
11%synergy
Urza's Power Plant
29%inclusion11 decks38 decks
27%synergy
Urza's Mine
29%inclusion11 decks38 decks
27%synergy
Urza's Tower
29%inclusion11 decks38 decks
27%synergy
Drannith Ruins
26%inclusion10 decks38 decks
26%synergy
Shrine of the Forsaken Gods
26%inclusion10 decks38 decks
25%synergy
Bonders' Enclave
26%inclusion10 decks38 decks
24%synergy
Castle Locthwain
25%inclusion3 decks12 decks
21%synergy
Shizo, Death's Storehouse
25%inclusion3 decks12 decks
21%synergy
Tomb of the Spirit Dragon
24%inclusion9 decks38 decks
23%synergy
Inventors' Fair
24%inclusion9 decks38 decks
20%synergy
Urza's Workshop
21%inclusion8 decks38 decks
20%synergy
Scavenger Grounds
21%inclusion8 decks38 decks
18%synergy
Temple of the False God
21%inclusion8 decks38 decks
12%synergy
Tyrite Sanctum
18%inclusion7 decks38 decks
17%synergy
Geier Reach Sanitarium
18%inclusion7 decks38 decks
15%synergy
Command Beacon
18%inclusion7 decks38 decks
13%synergy
Ruins of Oran-Rief
16%inclusion6 decks38 decks
16%synergy
Urza's Factory
16%inclusion6 decks38 decks
15%synergy
Zhalfirin Void
16%inclusion6 decks38 decks
15%synergy
Blast Zone
16%inclusion6 decks38 decks
15%synergy
Guildless Commons
16%inclusion6 decks38 decks
15%synergy
Thespian's Stage
16%inclusion6 decks38 decks
13%synergy
Treasure Vault
16%inclusion6 decks38 decks
13%synergy
Crawling Barrens
13%inclusion5 decks38 decks
13%synergy
Arcane Lighthouse
13%inclusion5 decks38 decks
12%synergy
Emergence Zone
13%inclusion5 decks38 decks
11%synergy
High Market
13%inclusion5 decks38 decks
11%synergy
Urborg, Tomb of Yawgmoth
13%inclusion5 decks38 decks
4%synergy
Blasted Landscape
11%inclusion4 decks38 decks
10%synergy
Mage-Ring Network
11%inclusion4 decks38 decks
10%synergy
Arch of Orazca
11%inclusion4 decks38 decks
10%synergy
Forge of Heroes
11%inclusion4 decks38 decks
10%synergy
Inkmoth Nexus
11%inclusion4 decks38 decks
10%synergy
Deserted Temple
11%inclusion4 decks38 decks
10%synergy
Fomori Vault
11%inclusion4 decks38 decks
10%synergy
Homeward Path
11%inclusion4 decks38 decks
9%synergy
Sequestered Stash
7.9%inclusion3 decks38 decks
8%synergy
Mana Artifacts
Sol Ring
79%inclusion30 decks38 decks
-5%synergy
Liquimetal Torque
45%inclusion17 decks38 decks
42%synergy
Thran Dynamo
45%inclusion17 decks38 decks
40%synergy
Everflowing Chalice
37%inclusion14 decks38 decks
33%synergy
Basalt Monolith
32%inclusion12 decks38 decks
29%synergy
Mind Stone
32%inclusion12 decks38 decks
17%synergy
Dreamstone Hedron
24%inclusion9 decks38 decks
23%synergy
Gilded Lotus
24%inclusion9 decks38 decks
21%synergy
Arcane Signet
24%inclusion9 decks38 decks
-48%synergy
Thought Vessel
18%inclusion7 decks38 decks
1%synergy
Hedron Archive
16%inclusion6 decks38 decks
13%synergy
Staff of Compleation
13%inclusion5 decks38 decks
12%synergy
Worn Powerstone
13%inclusion5 decks38 decks
11%synergy
Blinkmoth Urn
11%inclusion4 decks38 decks
10%synergy
Mox Opal
11%inclusion4 decks38 decks
6%synergy
Lotus Petal
11%inclusion4 decks38 decks
4%synergy
Empowered Autogenerator
7.9%inclusion3 decks38 decks
8%synergy
The Mightstone and Weakstone
7.9%inclusion3 decks38 decks
7%synergy
Astral Cornucopia
7.9%inclusion3 decks38 decks
7%synergy
Coveted Jewel
7.9%inclusion3 decks38 decks
7%synergy
Chromatic Orrery
7.9%inclusion3 decks38 decks
7%synergy
Mox Amber
7.9%inclusion3 decks38 decks
3%synergy
Lands
Urza's Cave
30%inclusion11 decks37 decks
27%synergy
Command Tower
21%inclusion8 decks38 decks
-53%synergy
The Mycosynth Gardens
16%inclusion6 decks38 decks
14%synergy
Demolition Field
13%inclusion5 decks38 decks
10%synergy
Myriad Landscape
13%inclusion5 decks38 decks
-2%synergy
Cavern of Souls
11%inclusion4 decks38 decks
3%synergy
Abstergo Entertainment
8.3%inclusion3 decks36 decks
8%synergy
Hall of Tagsin
7.9%inclusion3 decks38 decks
8%synergy
Power Depot
7.9%inclusion3 decks38 decks
7%synergy
Exotic Orchard
7.9%inclusion3 decks38 decks
-29%synergy