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 decks2.43K decks
Mikaeus, the Unhallowed
0.1%inclusion2 decks1.91K decks
Zenos yae Galvus
0.1%inclusion2 decks3K decks
Preston, the Vanisher
0.1%inclusion2 decks3.01K decks
Magda, Brazen Outlaw
0.0%inclusion2 decks15.8K decks
Celes, Rune Knight
0.0%inclusion1 decks8.35K decks
Herigast, Erupting Nullkite
0.0%inclusion1 decks4.67K decks
Kokusho, the Evening Star
0.1%inclusion1 decks1.30K decks
Armix, Filigree Thrasher // Rebbec, Architect of Ascension
0.7%inclusion1 decks135 decks
Blaster, Combat DJ
0.1%inclusion1 decks670 decks
Shirei, Shizo's Caretaker
0.0%inclusion1 decks6.92K decks
Zabaz, the Glimmerwasp
0.0%inclusion1 decks3.03K decks
Marvin, Murderous Mimic
0.1%inclusion1 decks1.70K decks
Weatherlight Compleated
0.3%inclusion1 decks363 decks
Mazirek, Kraul Death Priest
0.0%inclusion1 decks3.03K decks
Bane, Lord of Darkness
0.0%inclusion1 decks2.33K decks
Tromell, Seymour's Butler
0.3%inclusion1 decks306 decks
Iron Spider, Stark Upgrade
0.1%inclusion1 decks1.51K decks
High Synergy Cards
Ashnod's Altar
78%inclusion29 decks37 decks
72%synergy
Triskelion
68%inclusion25 decks37 decks
67%synergy
Oswald Fiddlebender
67%inclusion4 decks6 decks
65%synergy
Walking Ballista
54%inclusion20 decks37 decks
51%synergy
Viscera Seer
58%inclusion7 decks12 decks
50%synergy
Krark-Clan Ironworks
49%inclusion18 decks37 decks
48%synergy
Pentavus
43%inclusion16 decks37 decks
43%synergy
Arcbound Reclaimer
43%inclusion16 decks37 decks
43%synergy
Karn's Bastion
46%inclusion17 decks37 decks
41%synergy
Phyrexian Tower
50%inclusion6 decks12 decks
41%synergy
Top Cards
Dark Ritual
50%inclusion6 decks12 decks
26%synergy
Deadly Dispute
42%inclusion5 decks12 decks
29%synergy
Toxic Deluge
42%inclusion5 decks12 decks
24%synergy
Palladium Myr
41%inclusion15 decks37 decks
39%synergy
Cryptic Trilobite
38%inclusion14 decks37 decks
38%synergy
Mindless Automaton
38%inclusion14 decks37 decks
38%synergy
Clock of Omens
38%inclusion14 decks37 decks
37%synergy
Arcbound Crusher
35%inclusion13 decks37 decks
35%synergy
Arcbound Ravager
35%inclusion13 decks37 decks
35%synergy
Crystalline Crawler
35%inclusion13 decks37 decks
35%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
19%inclusion7 decks37 decks
13%synergy
The One Ring
16%inclusion6 decks37 decks
8%synergy
Ancient Tomb
14%inclusion5 decks37 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
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
Ayara, First of Locthwain
33%inclusion4 decks12 decks
30%synergy
Yawgmoth, Thran Physician
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 decks37 decks
32%synergy
Syr Ginger, the Meal Ender
32%inclusion12 decks37 decks
32%synergy
Scrap Trawler
32%inclusion12 decks37 decks
31%synergy
Iron Spider, Stark Upgrade
30%inclusion6 decks20 decks
29%synergy
Hexavus
30%inclusion11 decks37 decks
30%synergy
Hangarback Walker
30%inclusion11 decks37 decks
29%synergy
Steel Overseer
30%inclusion11 decks37 decks
28%synergy
Thopter Squadron
27%inclusion10 decks37 decks
27%synergy
Arcbound Worker
27%inclusion10 decks37 decks
27%synergy
Liberator, Urza's Battlethopter
27%inclusion10 decks37 decks
26%synergy
Foundry Inspector
27%inclusion10 decks37 decks
23%synergy
Solemn Simulacrum
27%inclusion10 decks37 decks
15%synergy
Marketback Walker
27%inclusion8 decks30 decks
26%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 decks37 decks
24%synergy
Myr Retriever
24%inclusion9 decks37 decks
23%synergy
Triskelavus
22%inclusion8 decks37 decks
22%synergy
Workshop Assistant
22%inclusion8 decks37 decks
21%synergy
Junk Diver
22%inclusion8 decks37 decks
21%synergy
Threefold Thunderhulk
22%inclusion8 decks37 decks
21%synergy
Stonecoil Serpent
22%inclusion8 decks37 decks
21%synergy
Jhoira's Familiar
22%inclusion8 decks37 decks
20%synergy
Towashi Guide-Bot
19%inclusion7 decks37 decks
19%synergy
Ornithopter of Paradise
19%inclusion7 decks37 decks
14%synergy
Cathodion
16%inclusion6 decks37 decks
16%synergy
Wurmcoil Engine
16%inclusion6 decks37 decks
15%synergy
Surge Conductor
15%inclusion3 decks20 decks
14%synergy
Glaring Fleshraker
14%inclusion5 decks36 decks
13%synergy
Tatterkite
14%inclusion5 decks37 decks
13%synergy
Drillworks Mole
14%inclusion5 decks37 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 decks36 decks
18%synergy
Warping Wail
16%inclusion6 decks37 decks
15%synergy
Eldritch Immunity
14%inclusion5 decks36 decks
13%synergy
Not of This World
11%inclusion4 decks37 decks
10%synergy
Sorceries
Exsanguinate
33%inclusion4 decks12 decks
26%synergy
Diabolic Intent
33%inclusion4 decks12 decks
26%synergy
Torment of Hailfire
25%inclusion3 decks12 decks
21%synergy
Buried Alive
25%inclusion3 decks12 decks
19%synergy
Damnation
25%inclusion3 decks12 decks
18%synergy
Reanimate
25%inclusion3 decks12 decks
6%synergy
All Is Dust
24%inclusion9 decks37 decks
23%synergy
Gruesome Slaughter
8.1%inclusion3 decks37 decks
8%synergy
Utility Artifacts
Mystic Forge
35%inclusion13 decks37 decks
32%synergy
Animation Module
32%inclusion12 decks37 decks
32%synergy
The Ozolith
32%inclusion12 decks37 decks
29%synergy
Blasting Station
30%inclusion11 decks37 decks
29%synergy
Nim Deathmantle
30%inclusion11 decks37 decks
29%synergy
Forsaken Monument
30%inclusion11 decks37 decks
28%synergy
Phyrexian Altar
27%inclusion10 decks37 decks
23%synergy
Wishclaw Talisman
25%inclusion3 decks12 decks
20%synergy
Sculpting Steel
24%inclusion9 decks37 decks
22%synergy
Throne of Geth
22%inclusion8 decks37 decks
21%synergy
Blade of the Bloodchief
22%inclusion8 decks37 decks
21%synergy
Tarrian's Soulcleaver
22%inclusion8 decks37 decks
20%synergy
Altar of Dementia
22%inclusion8 decks37 decks
19%synergy
Sensei's Divining Top
22%inclusion8 decks37 decks
17%synergy
Swiftfoot Boots
22%inclusion8 decks37 decks
-6%synergy
Moxite Refinery
20%inclusion4 decks20 decks
20%synergy
Salvaging Station
19%inclusion7 decks37 decks
19%synergy
Rings of Brighthearth
19%inclusion7 decks37 decks
18%synergy
Unwinding Clock
19%inclusion7 decks37 decks
16%synergy
Wayfarer's Bauble
19%inclusion7 decks37 decks
11%synergy
Prototype Portal
16%inclusion6 decks37 decks
16%synergy
Liquimetal Coating
16%inclusion6 decks37 decks
16%synergy
Cloud Key
16%inclusion6 decks37 decks
14%synergy
Aetherflux Reservoir
16%inclusion6 decks37 decks
13%synergy
Lightning Greaves
16%inclusion6 decks37 decks
-9%synergy
Culling Dais
14%inclusion5 decks37 decks
13%synergy
Golden Argosy
14%inclusion5 decks37 decks
13%synergy
Mind's Eye
14%inclusion5 decks37 decks
13%synergy
Trading Post
14%inclusion5 decks37 decks
13%synergy
Voltaic Key
14%inclusion5 decks37 decks
13%synergy
Moonsilver Key
14%inclusion5 decks37 decks
12%synergy
Agatha's Soul Cauldron
14%inclusion5 decks37 decks
12%synergy
Mirage Mirror
14%inclusion5 decks37 decks
12%synergy
Thornbite Staff
11%inclusion4 decks37 decks
10%synergy
Spine of Ish Sah
11%inclusion4 decks37 decks
10%synergy
Grinding Station
11%inclusion4 decks37 decks
10%synergy
Portal to Phyrexia
11%inclusion4 decks37 decks
9%synergy
Manifold Key
11%inclusion4 decks37 decks
9%synergy
Staff of Domination
11%inclusion4 decks37 decks
9%synergy
Chimil, the Inner Sun
11%inclusion4 decks37 decks
9%synergy
Maskwood Nexus
11%inclusion4 decks37 decks
8%synergy
Helm of the Host
11%inclusion4 decks37 decks
8%synergy
Skullclamp
11%inclusion4 decks37 decks
0%synergy
Ashnod's Transmogrant
8.1%inclusion3 decks37 decks
8%synergy
Summoning Station
8.1%inclusion3 decks37 decks
8%synergy
Flayer Husk
8.1%inclusion3 decks37 decks
8%synergy
Myr Turbine
8.1%inclusion3 decks37 decks
8%synergy
Magistrate's Scepter
8.1%inclusion3 decks37 decks
8%synergy
Power Conduit
8.1%inclusion3 decks37 decks
8%synergy
Mirrorworks
8.1%inclusion3 decks37 decks
8%synergy
Enchantments
Cathars' Crusade
50%inclusion3 decks6 decks
45%synergy
Goblin Bombardment
33%inclusion3 decks9 decks
28%synergy
Echoes of Eternity
28%inclusion10 decks36 decks
27%synergy
Retribution of the Ancients
25%inclusion3 decks12 decks
25%synergy
Ugin's Mastery
14%inclusion5 decks37 decks
13%synergy
Planeswalkers
Ugin, the Ineffable
27%inclusion10 decks37 decks
25%synergy
Karn, the Great Creator
11%inclusion4 decks37 decks
10%synergy
Ugin, the Spirit Dragon
8.1%inclusion3 decks37 decks
7%synergy
Utility Lands
Cabal Coffers
50%inclusion6 decks12 decks
41%synergy
War Room
46%inclusion17 decks37 decks
40%synergy
Buried Ruin
43%inclusion16 decks37 decks
39%synergy
Urza's Saga
41%inclusion15 decks37 decks
34%synergy
Reliquary Tower
38%inclusion14 decks37 decks
8%synergy
Darksteel Citadel
35%inclusion13 decks37 decks
31%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 decks37 decks
30%synergy
Rogue's Passage
32%inclusion12 decks37 decks
12%synergy
Drannith Ruins
27%inclusion10 decks37 decks
27%synergy
Shrine of the Forsaken Gods
27%inclusion10 decks37 decks
26%synergy
Urza's Power Plant
27%inclusion10 decks37 decks
25%synergy
Urza's Mine
27%inclusion10 decks37 decks
25%synergy
Urza's Tower
27%inclusion10 decks37 decks
25%synergy
Bonders' Enclave
27%inclusion10 decks37 decks
25%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 decks37 decks
23%synergy
Inventors' Fair
24%inclusion9 decks37 decks
21%synergy
Scavenger Grounds
22%inclusion8 decks37 decks
18%synergy
Temple of the False God
22%inclusion8 decks37 decks
13%synergy
Urza's Workshop
19%inclusion7 decks37 decks
18%synergy
Tyrite Sanctum
19%inclusion7 decks37 decks
17%synergy
Geier Reach Sanitarium
19%inclusion7 decks37 decks
16%synergy
Command Beacon
19%inclusion7 decks37 decks
14%synergy
Ruins of Oran-Rief
16%inclusion6 decks37 decks
16%synergy
Zhalfirin Void
16%inclusion6 decks37 decks
16%synergy
Blast Zone
16%inclusion6 decks37 decks
15%synergy
Guildless Commons
16%inclusion6 decks37 decks
15%synergy
Thespian's Stage
16%inclusion6 decks37 decks
14%synergy
Treasure Vault
16%inclusion6 decks37 decks
14%synergy
Crawling Barrens
14%inclusion5 decks37 decks
13%synergy
Urza's Factory
14%inclusion5 decks37 decks
13%synergy
Arcane Lighthouse
14%inclusion5 decks37 decks
12%synergy
Emergence Zone
14%inclusion5 decks37 decks
11%synergy
High Market
14%inclusion5 decks37 decks
11%synergy
Urborg, Tomb of Yawgmoth
14%inclusion5 decks37 decks
5%synergy
Blasted Landscape
11%inclusion4 decks37 decks
10%synergy
Mage-Ring Network
11%inclusion4 decks37 decks
10%synergy
Arch of Orazca
11%inclusion4 decks37 decks
10%synergy
Forge of Heroes
11%inclusion4 decks37 decks
10%synergy
Inkmoth Nexus
11%inclusion4 decks37 decks
10%synergy
Deserted Temple
11%inclusion4 decks37 decks
10%synergy
Homeward Path
11%inclusion4 decks37 decks
9%synergy
Sequestered Stash
8.1%inclusion3 decks37 decks
8%synergy
Mana Artifacts
Sol Ring
78%inclusion29 decks37 decks
-5%synergy
Liquimetal Torque
46%inclusion17 decks37 decks
43%synergy
Thran Dynamo
43%inclusion16 decks37 decks
39%synergy
Everflowing Chalice
35%inclusion13 decks37 decks
31%synergy
Basalt Monolith
30%inclusion11 decks37 decks
27%synergy
Mind Stone
30%inclusion11 decks37 decks
15%synergy
Dreamstone Hedron
24%inclusion9 decks37 decks
23%synergy
Gilded Lotus
24%inclusion9 decks37 decks
21%synergy
Arcane Signet
22%inclusion8 decks37 decks
-51%synergy
Thought Vessel
19%inclusion7 decks37 decks
2%synergy
Hedron Archive
16%inclusion6 decks37 decks
14%synergy
Staff of Compleation
14%inclusion5 decks37 decks
12%synergy
Worn Powerstone
14%inclusion5 decks37 decks
11%synergy
Blinkmoth Urn
11%inclusion4 decks37 decks
11%synergy
Mox Opal
11%inclusion4 decks37 decks
6%synergy
Lotus Petal
11%inclusion4 decks37 decks
4%synergy
Empowered Autogenerator
8.1%inclusion3 decks37 decks
8%synergy
The Mightstone and Weakstone
8.1%inclusion3 decks37 decks
8%synergy
Coveted Jewel
8.1%inclusion3 decks37 decks
7%synergy
Chromatic Orrery
8.1%inclusion3 decks37 decks
7%synergy
Mox Amber
8.1%inclusion3 decks37 decks
4%synergy
Lands
Urza's Cave
28%inclusion10 decks36 decks
25%synergy
Command Tower
22%inclusion8 decks37 decks
-53%synergy
The Mycosynth Gardens
16%inclusion6 decks37 decks
15%synergy
Demolition Field
14%inclusion5 decks37 decks
10%synergy
Myriad Landscape
14%inclusion5 decks37 decks
-2%synergy
Cavern of Souls
11%inclusion4 decks37 decks
4%synergy
Abstergo Entertainment
8.6%inclusion3 decks35 decks
8%synergy
Hall of Tagsin
8.1%inclusion3 decks37 decks
8%synergy
Power Depot
8.1%inclusion3 decks37 decks
7%synergy
Exotic Orchard
8.1%inclusion3 decks37 decks
-28%synergy