Mikaeus, the Unhallowed
Cauldron of Souls
Dross Scorpion
Ashnod's Altar

   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, giving Dross Scorpion persist until end of turn.
2
Activate Ashnod's Altar by sacrificing Dross Scorpion, adding .
3
Dross Scorpion dies, triggering its ability, its undying ability and its persist ability.
4
Resolve the first Dross Scorpion trigger, untapping Cauldron of Souls.
5
Resolve the Dross Scorpion persist trigger, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
6
Activate Ashnod's Altar by sacrificing Dross Scorpion, adding .
7
Dross Scorpion dies, triggering its ability and its undying ability.
8
Resolve the first Dross Scorpion trigger, untapping Cauldron of Souls.
9
Resolve the second Dross Scorpion trigger, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
10
Activate Ashnod's Altar by sacrificing Dross Scorpion, adding .
11
Dross Scorpion dies, triggering its ability and its persist ability.
12
Repeat from step 4.

   Results

What do I get from this combo?
Infinite colorless mana
Infinite death triggers
Infinite ETB
Infinite LTB
Infinite sacrifice triggers
Mikaeus, the Unhallowed
0.3%inclusion6 decks1.96K decks
Reaper King
0.0%inclusion3 decks8.28K decks
Gev, Scaled Scorch
0.0%inclusion3 decks10.5K decks
Zenos yae Galvus
0.1%inclusion2 decks3.16K decks
Kokusho, the Evening Star
0.2%inclusion2 decks1.32K decks
Wilhelt, the Rotcleaver
0.0%inclusion2 decks21.3K decks
Thalisse, Reverent Medium
0.0%inclusion1 decks2.42K decks
Muldrotha, the Gravetide
0.0%inclusion1 decks22.6K decks
Meren of Clan Nel Toth
0.0%inclusion1 decks20K decks
Slimefoot, the Stowaway
0.0%inclusion1 decks5.94K decks
Grimgrin, Corpse-Born
0.0%inclusion1 decks3.70K decks
Shirei, Shizo's Caretaker
0.0%inclusion1 decks7.06K decks
The Ghoul, Gunslinger
0.1%inclusion1 decks1.42K decks
Nicol Bolas, the Ravager
0.0%inclusion1 decks8.81K decks
Henzie "Toolbox" Torre
0.0%inclusion1 decks17.4K decks
Bartolomé del Presidio
0.1%inclusion1 decks1.67K decks
Alela, Artful Provocateur
0.0%inclusion1 decks15.5K decks
Rendmaw, Creaking Nest
0.0%inclusion1 decks11.3K decks
High Synergy Cards
Solemnity
67%inclusion4 decks6 decks
66%synergy
Viscera Seer
64%inclusion23 decks36 decks
56%synergy
Phyrexian Altar
58%inclusion21 decks36 decks
55%synergy
Triskelion
47%inclusion17 decks36 decks
47%synergy
Tatterkite
36%inclusion13 decks36 decks
36%synergy
Cabal Coffers
44%inclusion16 decks36 decks
35%synergy
Murderous Redcap
36%inclusion4 decks11 decks
35%synergy
Carrion Feeder
39%inclusion14 decks36 decks
35%synergy
Insidious Roots
40%inclusion4 decks10 decks
35%synergy
Urborg, Tomb of Yawgmoth
42%inclusion15 decks36 decks
33%synergy
Top Cards
Cultivate
50%inclusion5 decks10 decks
8%synergy
Three Visits
40%inclusion4 decks10 decks
16%synergy
Assassin's Trophy
40%inclusion4 decks10 decks
9%synergy
Warstorm Surge
36%inclusion4 decks11 decks
32%synergy
Reanimate
36%inclusion13 decks36 decks
17%synergy
Dark Ritual
36%inclusion13 decks36 decks
12%synergy
Gray Merchant of Asphodel
33%inclusion12 decks36 decks
25%synergy
Blood Artist
33%inclusion12 decks36 decks
22%synergy
Putrid Goblin
31%inclusion11 decks36 decks
30%synergy
Altar of Dementia
31%inclusion11 decks36 decks
28%synergy
Game Changers
Enlightened Tutor
50%inclusion3 decks6 decks
35%synergy
Teferi's Protection
50%inclusion3 decks6 decks
34%synergy
Demonic Tutor
47%inclusion17 decks36 decks
28%synergy
Mystical Tutor
44%inclusion4 decks9 decks
33%synergy
Rhystic Study
44%inclusion4 decks9 decks
21%synergy
Cyclonic Rift
33%inclusion3 decks9 decks
12%synergy
Vampiric Tutor
31%inclusion11 decks36 decks
16%synergy
Imperial Seal
19%inclusion7 decks36 decks
14%synergy
Mana Vault
19%inclusion7 decks36 decks
14%synergy
Bolas's Citadel
19%inclusion7 decks36 decks
12%synergy
Creatures
Luminous Broodmoth
50%inclusion3 decks6 decks
47%synergy
River Kelpie
33%inclusion3 decks9 decks
32%synergy
Etherium Sculptor
33%inclusion3 decks9 decks
28%synergy
Eternal Witness
30%inclusion3 decks10 decks
14%synergy
Mahadi, Emporium Master
27%inclusion3 decks11 decks
22%synergy
Mayhem Devil
27%inclusion3 decks11 decks
17%synergy
Lesser Masticore
25%inclusion9 decks36 decks
25%synergy
Puppeteer Clique
25%inclusion9 decks36 decks
24%synergy
Yawgmoth, Thran Physician
25%inclusion9 decks36 decks
22%synergy
Crypt Ghast
25%inclusion9 decks36 decks
20%synergy
Zulaport Cutthroat
25%inclusion9 decks36 decks
17%synergy
Massacre Wurm
22%inclusion8 decks36 decks
17%synergy
Drivnod, Carnage Dominus
19%inclusion7 decks36 decks
18%synergy
K'rrik, Son of Yawgmoth
19%inclusion7 decks36 decks
17%synergy
Walking Ballista
19%inclusion7 decks36 decks
17%synergy
Yahenni, Undying Partisan
19%inclusion7 decks36 decks
17%synergy
Sheoldred, Whispering One
19%inclusion7 decks36 decks
15%synergy
Pitiless Plunderer
19%inclusion7 decks36 decks
11%synergy
Workhorse
17%inclusion6 decks36 decks
17%synergy
Persistent Constrictor
17%inclusion5 decks30 decks
15%synergy
Ayara, First of Locthwain
17%inclusion6 decks36 decks
13%synergy
Wingrattle Scarecrow
14%inclusion5 decks36 decks
14%synergy
Grim Poppet
14%inclusion5 decks36 decks
14%synergy
Woe Strider
14%inclusion5 decks36 decks
12%synergy
Grave Titan
14%inclusion5 decks36 decks
12%synergy
Butcher of Malakir
14%inclusion5 decks36 decks
11%synergy
Grim Haruspex
14%inclusion5 decks36 decks
11%synergy
Ravenous Chupacabra
14%inclusion5 decks36 decks
11%synergy
Noxious Gearhulk
14%inclusion5 decks36 decks
11%synergy
Gravecrawler
14%inclusion5 decks36 decks
10%synergy
Syr Konrad, the Grim
14%inclusion5 decks36 decks
6%synergy
Solemn Simulacrum
14%inclusion5 decks36 decks
2%synergy
Chainbreaker
11%inclusion4 decks36 decks
11%synergy
Rattleblaze Scarecrow
11%inclusion4 decks36 decks
11%synergy
Soulstinger
11%inclusion4 decks36 decks
11%synergy
Lingering Tormentor
11%inclusion4 decks36 decks
11%synergy
Cinderhaze Wretch
11%inclusion4 decks36 decks
11%synergy
Pili-Pala
11%inclusion4 decks36 decks
11%synergy
Bloodthrone Vampire
11%inclusion4 decks36 decks
11%synergy
Bloodflow Connoisseur
11%inclusion4 decks36 decks
11%synergy
Chainer, Dementia Master
11%inclusion4 decks36 decks
11%synergy
Hex Parasite
11%inclusion4 decks36 decks
11%synergy
Blood Pet
11%inclusion4 decks36 decks
10%synergy
Shriekmaw
11%inclusion4 decks36 decks
9%synergy
Vilis, Broker of Blood
11%inclusion4 decks36 decks
8%synergy
Opposition Agent
11%inclusion4 decks36 decks
6%synergy
Pith Driller
8.3%inclusion3 decks36 decks
8%synergy
Blood Vassal
8.3%inclusion3 decks36 decks
8%synergy
Heap Doll
8.3%inclusion3 decks36 decks
8%synergy
Scuttlemutt
8.3%inclusion3 decks36 decks
8%synergy
Instants
Mana Drain
33%inclusion3 decks9 decks
19%synergy
Deflecting Swat
27%inclusion3 decks11 decks
10%synergy
Chaos Warp
27%inclusion3 decks11 decks
-2%synergy
Deadly Rollick
19%inclusion7 decks36 decks
6%synergy
Culling the Weak
17%inclusion6 decks36 decks
12%synergy
Village Rites
17%inclusion6 decks36 decks
7%synergy
Defile
14%inclusion5 decks36 decks
11%synergy
Tragic Slip
14%inclusion5 decks36 decks
10%synergy
Imp's Mischief
14%inclusion5 decks36 decks
10%synergy
Entomb
14%inclusion5 decks36 decks
7%synergy
Feign Death
11%inclusion4 decks36 decks
9%synergy
Undying Malice
11%inclusion4 decks36 decks
9%synergy
Ad Nauseam
11%inclusion4 decks36 decks
9%synergy
Saw in Half
11%inclusion4 decks36 decks
7%synergy
Cabal Ritual
11%inclusion4 decks36 decks
6%synergy
Deadly Dispute
11%inclusion4 decks36 decks
-1%synergy
Flare of Malice
8.6%inclusion3 decks35 decks
6%synergy
Undying Evil
8.3%inclusion3 decks36 decks
8%synergy
Altar's Reap
8.3%inclusion3 decks36 decks
8%synergy
Stinging Study
8.3%inclusion3 decks36 decks
7%synergy
Not Dead After All
8.3%inclusion3 decks36 decks
6%synergy
Tainted Pact
8.3%inclusion3 decks36 decks
5%synergy
Infernal Grasp
8.3%inclusion3 decks36 decks
1%synergy
Malakir Rebirth
8.3%inclusion3 decks36 decks
0%synergy
Sorceries
Victimize
31%inclusion11 decks36 decks
18%synergy
Kodama's Reach
30%inclusion3 decks10 decks
3%synergy
Nature's Lore
30%inclusion3 decks10 decks
-1%synergy
Farseek
30%inclusion3 decks10 decks
-6%synergy
Damnation
28%inclusion10 decks36 decks
21%synergy
Exsanguinate
28%inclusion10 decks36 decks
21%synergy
Toxic Deluge
28%inclusion10 decks36 decks
10%synergy
Faithless Looting
27%inclusion3 decks11 decks
12%synergy
Feed the Swarm
25%inclusion9 decks36 decks
9%synergy
Torment of Hailfire
22%inclusion8 decks36 decks
18%synergy
Diabolic Tutor
19%inclusion7 decks36 decks
14%synergy
Buried Alive
17%inclusion6 decks36 decks
11%synergy
Diabolic Intent
17%inclusion6 decks36 decks
9%synergy
Blasphemous Edict
14%inclusion4 decks28 decks
9%synergy
Beseech the Queen
8.3%inclusion3 decks36 decks
7%synergy
Bone Shards
8.3%inclusion3 decks36 decks
7%synergy
Yawgmoth's Will
8.3%inclusion3 decks36 decks
7%synergy
Black Sun's Zenith
8.3%inclusion3 decks36 decks
7%synergy
Profane Tutor
8.3%inclusion3 decks36 decks
6%synergy
Grim Tutor
8.3%inclusion3 decks36 decks
4%synergy
Living Death
8.3%inclusion3 decks36 decks
3%synergy
Sign in Blood
8.3%inclusion3 decks36 decks
0%synergy
Utility Artifacts
Lightning Greaves
28%inclusion10 decks36 decks
3%synergy
Jet Medallion
25%inclusion9 decks36 decks
21%synergy
Skullclamp
25%inclusion9 decks36 decks
14%synergy
Swiftfoot Boots
25%inclusion9 decks36 decks
-2%synergy
Krark-Clan Ironworks
22%inclusion8 decks36 decks
21%synergy
Blasting Station
19%inclusion7 decks36 decks
19%synergy
Sensei's Divining Top
19%inclusion7 decks36 decks
15%synergy
Aetherflux Reservoir
17%inclusion6 decks36 decks
13%synergy
Nim Deathmantle
14%inclusion5 decks36 decks
13%synergy
Bontu's Monument
14%inclusion5 decks36 decks
12%synergy
Strionic Resonator
8.3%inclusion3 decks36 decks
6%synergy
Conjurer's Closet
8.3%inclusion3 decks36 decks
6%synergy
Maskwood Nexus
8.3%inclusion3 decks36 decks
6%synergy
Urza's Incubator
8.3%inclusion3 decks36 decks
5%synergy
Panharmonicon
8.3%inclusion3 decks36 decks
4%synergy
Wishclaw Talisman
8.3%inclusion3 decks36 decks
3%synergy
Wayfarer's Bauble
8.3%inclusion3 decks36 decks
1%synergy
The One Ring
8.3%inclusion3 decks36 decks
0%synergy
Enchantments
Bastion of Remembrance
31%inclusion11 decks36 decks
24%synergy
Exploration
30%inclusion3 decks10 decks
22%synergy
Goblin Bombardment
27%inclusion3 decks11 decks
22%synergy
Animate Dead
25%inclusion9 decks36 decks
16%synergy
Black Market
22%inclusion8 decks36 decks
18%synergy
Phyrexian Arena
22%inclusion8 decks36 decks
7%synergy
Black Market Connections
19%inclusion7 decks36 decks
7%synergy
Thran Vigil
17%inclusion6 decks36 decks
16%synergy
Retribution of the Ancients
14%inclusion5 decks36 decks
13%synergy
The Meathook Massacre
14%inclusion5 decks36 decks
9%synergy
Dictate of Erebos
11%inclusion4 decks36 decks
8%synergy
Necromancy
11%inclusion4 decks36 decks
8%synergy
Grave Pact
11%inclusion4 decks36 decks
7%synergy
Necropotence
11%inclusion4 decks36 decks
6%synergy
Fallen Ideal
8.3%inclusion3 decks36 decks
8%synergy
Wound Reflection
8.3%inclusion3 decks36 decks
7%synergy
Revel in Riches
8.3%inclusion3 decks36 decks
6%synergy
Phyrexian Reclamation
8.3%inclusion3 decks36 decks
5%synergy
Bitterblossom
8.3%inclusion3 decks36 decks
4%synergy
Utility Lands
Bojuka Bog
42%inclusion15 decks36 decks
12%synergy
Reliquary Tower
36%inclusion13 decks36 decks
6%synergy
Phyrexian Tower
33%inclusion12 decks36 decks
24%synergy
Mortuary Mire
25%inclusion9 decks36 decks
21%synergy
Cabal Stronghold
22%inclusion8 decks36 decks
19%synergy
Nykthos, Shrine to Nyx
22%inclusion8 decks36 decks
17%synergy
Castle Locthwain
19%inclusion7 decks36 decks
16%synergy
Command Beacon
17%inclusion6 decks36 decks
12%synergy
Takenuma, Abandoned Mire
17%inclusion6 decks36 decks
8%synergy
Ancient Tomb
17%inclusion6 decks36 decks
7%synergy
Witch's Cottage
14%inclusion5 decks36 decks
11%synergy
Vault of Whispers
14%inclusion5 decks36 decks
10%synergy
Urza's Saga
14%inclusion5 decks36 decks
7%synergy
Temple of the False God
14%inclusion5 decks36 decks
5%synergy
Rogue's Passage
14%inclusion5 decks36 decks
-6%synergy
Nesting Grounds
11%inclusion4 decks36 decks
9%synergy
High Market
11%inclusion4 decks36 decks
9%synergy
Dark Depths
8.3%inclusion3 decks36 decks
7%synergy
Emergence Zone
8.3%inclusion3 decks36 decks
6%synergy
Thespian's Stage
8.3%inclusion3 decks36 decks
6%synergy
Field of the Dead
8.3%inclusion3 decks36 decks
5%synergy
Barren Moor
8.3%inclusion3 decks36 decks
5%synergy
Darksteel Citadel
8.3%inclusion3 decks36 decks
5%synergy
Shizo, Death's Storehouse
8.3%inclusion3 decks36 decks
4%synergy
Karn's Bastion
8.3%inclusion3 decks36 decks
4%synergy
Buried Ruin
8.3%inclusion3 decks36 decks
4%synergy
War Room
8.3%inclusion3 decks36 decks
3%synergy
Yavimaya, Cradle of Growth
8.3%inclusion3 decks36 decks
0%synergy
Mana Artifacts
Sol Ring
94%inclusion34 decks36 decks
11%synergy
Arcane Signet
53%inclusion19 decks36 decks
-19%synergy
Fellwar Stone
22%inclusion8 decks36 decks
2%synergy
Thought Vessel
19%inclusion7 decks36 decks
2%synergy
Mind Stone
17%inclusion6 decks36 decks
2%synergy
Crowded Crypt
11%inclusion4 decks36 decks
10%synergy
Relic of Legends
11%inclusion4 decks36 decks
9%synergy
Chrome Mox
11%inclusion4 decks36 decks
5%synergy
Lotus Petal
11%inclusion4 decks36 decks
4%synergy
Paradise Mantle
8.3%inclusion3 decks36 decks
7%synergy
Caged Sun
8.3%inclusion3 decks36 decks
7%synergy
Basalt Monolith
8.3%inclusion3 decks36 decks
6%synergy
Liquimetal Torque
8.3%inclusion3 decks36 decks
6%synergy
Gilded Lotus
8.3%inclusion3 decks36 decks
5%synergy
Everflowing Chalice
8.3%inclusion3 decks36 decks
4%synergy
Commander's Sphere
8.3%inclusion3 decks36 decks
-3%synergy
Lands
The World Tree
100%inclusion3 decks3 decks
73%synergy
Xander's Lounge
75%inclusion3 decks4 decks
52%synergy
Raffine's Tower
75%inclusion3 decks4 decks
51%synergy
Command Tower
64%inclusion23 decks36 decks
-10%synergy
Smoldering Marsh
64%inclusion7 decks11 decks
30%synergy
Savage Lands
60%inclusion3 decks5 decks
38%synergy
Woodland Cemetery
50%inclusion5 decks10 decks
18%synergy
Isolated Chapel
50%inclusion3 decks6 decks
16%synergy
Godless Shrine
50%inclusion3 decks6 decks
9%synergy
Foreboding Ruins
45%inclusion5 decks11 decks
30%synergy
Sunken Hollow
44%inclusion4 decks9 decks
11%synergy
Twilight Mire
40%inclusion4 decks10 decks
26%synergy
Overgrown Tomb
40%inclusion4 decks10 decks
-1%synergy
Tainted Isle
33%inclusion3 decks9 decks
23%synergy
Dimir Aqueduct
33%inclusion3 decks9 decks
19%synergy
Temple of Deceit
33%inclusion3 decks9 decks
19%synergy
Underground Sea
33%inclusion3 decks9 decks
19%synergy
Choked Estuary
33%inclusion3 decks9 decks
18%synergy
Drowned Catacomb
33%inclusion3 decks9 decks
4%synergy
Watery Grave
33%inclusion3 decks9 decks
-8%synergy
Deathcap Glade
30%inclusion3 decks10 decks
17%synergy
Bayou
30%inclusion3 decks10 decks
17%synergy
Golgari Rot Farm
30%inclusion3 decks10 decks
13%synergy
Undergrowth Stadium
30%inclusion3 decks10 decks
7%synergy
Blackcleave Cliffs
27%inclusion3 decks11 decks
21%synergy
Rakdos Carnarium
27%inclusion3 decks11 decks
15%synergy
Haunted Ridge
27%inclusion3 decks11 decks
11%synergy
Luxury Suite
27%inclusion3 decks11 decks
4%synergy
Dragonskull Summit
27%inclusion3 decks11 decks
-8%synergy
Blood Crypt
27%inclusion3 decks11 decks
-11%synergy
Myriad Landscape
25%inclusion9 decks36 decks
10%synergy
Path of Ancestry
25%inclusion9 decks36 decks
3%synergy
Evolving Wilds
19%inclusion7 decks36 decks
-1%synergy
Cavern of Souls
17%inclusion6 decks36 decks
9%synergy
Exotic Orchard
17%inclusion6 decks36 decks
-20%synergy
Verdant Catacombs
14%inclusion5 decks36 decks
3%synergy
Urza's Cave
8.6%inclusion3 decks35 decks
6%synergy
Gemstone Caverns
8.3%inclusion3 decks36 decks
3%synergy
Mana Confluence
8.3%inclusion3 decks36 decks
1%synergy
Wooded Foothills
8.3%inclusion3 decks36 decks
-2%synergy
Bloodstained Mire
8.3%inclusion3 decks36 decks
-3%synergy
Polluted Delta
8.3%inclusion3 decks36 decks
-4%synergy
Terramorphic Expanse
8.3%inclusion3 decks36 decks
-6%synergy