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 decks1.92K decks
Reaper King
0.0%inclusion3 decks8.11K decks
Gev, Scaled Scorch
0.0%inclusion3 decks10.3K decks
Zenos yae Galvus
0.1%inclusion2 decks3.03K decks
Kokusho, the Evening Star
0.2%inclusion2 decks1.31K decks
Wilhelt, the Rotcleaver
0.0%inclusion2 decks21.1K decks
Thalisse, Reverent Medium
0.0%inclusion1 decks2.39K decks
Muldrotha, the Gravetide
0.0%inclusion1 decks22.3K decks
Meren of Clan Nel Toth
0.0%inclusion1 decks19.8K decks
Slimefoot, the Stowaway
0.0%inclusion1 decks5.85K decks
Grimgrin, Corpse-Born
0.0%inclusion1 decks3.64K decks
Megatron, Tyrant
0.0%inclusion1 decks4.79K decks
Shirei, Shizo's Caretaker
0.0%inclusion1 decks6.94K decks
The Ghoul, Gunslinger
0.1%inclusion1 decks1.23K decks
Nicol Bolas, the Ravager
0.0%inclusion1 decks8.69K decks
Henzie "Toolbox" Torre
0.0%inclusion1 decks17.2K decks
Bartolomé del Presidio
0.1%inclusion1 decks1.67K decks
Alela, Artful Provocateur
0.0%inclusion1 decks15.3K decks
New Cards
Eirdu, Carrier of Dawn
33%inclusion1 decks3 decks
32%synergy
Moonshadow
13%inclusion1 decks8 decks
12%synergy
High Synergy Cards
Solemnity
57%inclusion4 decks7 decks
56%synergy
Phyrexian Altar
59%inclusion22 decks37 decks
56%synergy
Viscera Seer
62%inclusion23 decks37 decks
54%synergy
Triskelion
46%inclusion17 decks37 decks
46%synergy
Tatterkite
38%inclusion14 decks37 decks
38%synergy
Insidious Roots
40%inclusion4 decks10 decks
35%synergy
Cabal Coffers
43%inclusion16 decks37 decks
34%synergy
Carrion Feeder
38%inclusion14 decks37 decks
34%synergy
Murderous Redcap
33%inclusion4 decks12 decks
32%synergy
Urborg, Tomb of Yawgmoth
41%inclusion15 decks37 decks
32%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
Reanimate
35%inclusion13 decks37 decks
16%synergy
Dark Ritual
35%inclusion13 decks37 decks
11%synergy
Warstorm Surge
33%inclusion4 decks12 decks
29%synergy
Mayhem Devil
33%inclusion4 decks12 decks
23%synergy
Gray Merchant of Asphodel
32%inclusion12 decks37 decks
24%synergy
Blood Artist
32%inclusion12 decks37 decks
21%synergy
Putrid Goblin
30%inclusion11 decks37 decks
29%synergy
Game Changers
Demonic Tutor
46%inclusion17 decks37 decks
27%synergy
Mystical Tutor
44%inclusion4 decks9 decks
32%synergy
Rhystic Study
44%inclusion4 decks9 decks
21%synergy
Enlightened Tutor
43%inclusion3 decks7 decks
28%synergy
Teferi's Protection
43%inclusion3 decks7 decks
26%synergy
Cyclonic Rift
33%inclusion3 decks9 decks
11%synergy
Vampiric Tutor
30%inclusion11 decks37 decks
15%synergy
Mana Vault
22%inclusion8 decks37 decks
16%synergy
Imperial Seal
19%inclusion7 decks37 decks
14%synergy
Bolas's Citadel
19%inclusion7 decks37 decks
11%synergy
Creatures
Luminous Broodmoth
43%inclusion3 decks7 decks
40%synergy
Teysa Karlov
43%inclusion3 decks7 decks
38%synergy
River Kelpie
33%inclusion3 decks9 decks
32%synergy
Etherium Sculptor
33%inclusion3 decks9 decks
28%synergy
Melira, Sylvok Outcast
30%inclusion3 decks10 decks
30%synergy
Eternal Witness
30%inclusion3 decks10 decks
13%synergy
Mahadi, Emporium Master
25%inclusion3 decks12 decks
19%synergy
Lesser Masticore
24%inclusion9 decks37 decks
24%synergy
Puppeteer Clique
24%inclusion9 decks37 decks
23%synergy
Yawgmoth, Thran Physician
24%inclusion9 decks37 decks
21%synergy
Crypt Ghast
24%inclusion9 decks37 decks
19%synergy
Zulaport Cutthroat
24%inclusion9 decks37 decks
16%synergy
Walking Ballista
22%inclusion8 decks37 decks
19%synergy
Massacre Wurm
22%inclusion8 decks37 decks
17%synergy
Pitiless Plunderer
22%inclusion8 decks37 decks
13%synergy
Drivnod, Carnage Dominus
19%inclusion7 decks37 decks
17%synergy
K'rrik, Son of Yawgmoth
19%inclusion7 decks37 decks
17%synergy
Yahenni, Undying Partisan
19%inclusion7 decks37 decks
16%synergy
Sheoldred, Whispering One
19%inclusion7 decks37 decks
15%synergy
Persistent Constrictor
17%inclusion5 decks30 decks
15%synergy
Workhorse
16%inclusion6 decks37 decks
16%synergy
Ayara, First of Locthwain
16%inclusion6 decks37 decks
13%synergy
Solemn Simulacrum
16%inclusion6 decks37 decks
4%synergy
Wingrattle Scarecrow
14%inclusion5 decks37 decks
13%synergy
Grim Poppet
14%inclusion5 decks37 decks
13%synergy
Woe Strider
14%inclusion5 decks37 decks
12%synergy
Grave Titan
14%inclusion5 decks37 decks
11%synergy
Butcher of Malakir
14%inclusion5 decks37 decks
11%synergy
Ravenous Chupacabra
14%inclusion5 decks37 decks
10%synergy
Noxious Gearhulk
14%inclusion5 decks37 decks
10%synergy
Gravecrawler
14%inclusion5 decks37 decks
10%synergy
Chainbreaker
11%inclusion4 decks37 decks
11%synergy
Rattleblaze Scarecrow
11%inclusion4 decks37 decks
11%synergy
Soulstinger
11%inclusion4 decks37 decks
11%synergy
Lingering Tormentor
11%inclusion4 decks37 decks
11%synergy
Cinderhaze Wretch
11%inclusion4 decks37 decks
11%synergy
Pili-Pala
11%inclusion4 decks37 decks
11%synergy
Bloodthrone Vampire
11%inclusion4 decks37 decks
10%synergy
Bloodflow Connoisseur
11%inclusion4 decks37 decks
10%synergy
Chainer, Dementia Master
11%inclusion4 decks37 decks
10%synergy
Hex Parasite
11%inclusion4 decks37 decks
10%synergy
Blood Pet
11%inclusion4 decks37 decks
10%synergy
Shriekmaw
11%inclusion4 decks37 decks
9%synergy
Vilis, Broker of Blood
11%inclusion4 decks37 decks
8%synergy
Grim Haruspex
11%inclusion4 decks37 decks
8%synergy
Foundry Inspector
11%inclusion4 decks37 decks
7%synergy
Opposition Agent
11%inclusion4 decks37 decks
6%synergy
Syr Konrad, the Grim
11%inclusion4 decks37 decks
3%synergy
Pith Driller
8.1%inclusion3 decks37 decks
8%synergy
Blood Vassal
8.1%inclusion3 decks37 decks
8%synergy
Instants
Mana Drain
33%inclusion3 decks9 decks
19%synergy
Deflecting Swat
25%inclusion3 decks12 decks
8%synergy
Chaos Warp
25%inclusion3 decks12 decks
-5%synergy
Deadly Rollick
19%inclusion7 decks37 decks
5%synergy
Culling the Weak
16%inclusion6 decks37 decks
12%synergy
Village Rites
16%inclusion6 decks37 decks
7%synergy
Defile
14%inclusion5 decks37 decks
10%synergy
Tragic Slip
14%inclusion5 decks37 decks
10%synergy
Imp's Mischief
14%inclusion5 decks37 decks
10%synergy
Entomb
14%inclusion5 decks37 decks
7%synergy
Feign Death
11%inclusion4 decks37 decks
9%synergy
Undying Malice
11%inclusion4 decks37 decks
9%synergy
Ad Nauseam
11%inclusion4 decks37 decks
8%synergy
Saw in Half
11%inclusion4 decks37 decks
7%synergy
Cabal Ritual
11%inclusion4 decks37 decks
6%synergy
Deadly Dispute
11%inclusion4 decks37 decks
-1%synergy
Flare of Malice
8.6%inclusion3 decks35 decks
6%synergy
Undying Evil
8.1%inclusion3 decks37 decks
7%synergy
Altar's Reap
8.1%inclusion3 decks37 decks
7%synergy
Stinging Study
8.1%inclusion3 decks37 decks
7%synergy
Not Dead After All
8.1%inclusion3 decks37 decks
5%synergy
Tainted Pact
8.1%inclusion3 decks37 decks
4%synergy
Infernal Grasp
8.1%inclusion3 decks37 decks
1%synergy
Malakir Rebirth
8.1%inclusion3 decks37 decks
0%synergy
Sorceries
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
Victimize
30%inclusion11 decks37 decks
17%synergy
Damnation
27%inclusion10 decks37 decks
21%synergy
Exsanguinate
27%inclusion10 decks37 decks
20%synergy
Toxic Deluge
27%inclusion10 decks37 decks
9%synergy
Faithless Looting
25%inclusion3 decks12 decks
9%synergy
Feed the Swarm
24%inclusion9 decks37 decks
8%synergy
Torment of Hailfire
22%inclusion8 decks37 decks
18%synergy
Diabolic Tutor
19%inclusion7 decks37 decks
13%synergy
Buried Alive
16%inclusion6 decks37 decks
10%synergy
Diabolic Intent
16%inclusion6 decks37 decks
8%synergy
Blasphemous Edict
14%inclusion4 decks28 decks
9%synergy
Beseech the Queen
8.1%inclusion3 decks37 decks
7%synergy
Bone Shards
8.1%inclusion3 decks37 decks
7%synergy
Yawgmoth's Will
8.1%inclusion3 decks37 decks
7%synergy
Black Sun's Zenith
8.1%inclusion3 decks37 decks
7%synergy
Profane Tutor
8.1%inclusion3 decks37 decks
6%synergy
Grim Tutor
8.1%inclusion3 decks37 decks
4%synergy
Living Death
8.1%inclusion3 decks37 decks
3%synergy
Sign in Blood
8.1%inclusion3 decks37 decks
-1%synergy
Utility Artifacts
Altar of Dementia
30%inclusion11 decks37 decks
28%synergy
Skullclamp
27%inclusion10 decks37 decks
16%synergy
Lightning Greaves
27%inclusion10 decks37 decks
2%synergy
Jet Medallion
24%inclusion9 decks37 decks
21%synergy
Swiftfoot Boots
24%inclusion9 decks37 decks
-3%synergy
Krark-Clan Ironworks
22%inclusion8 decks37 decks
21%synergy
Blasting Station
19%inclusion7 decks37 decks
18%synergy
Sensei's Divining Top
19%inclusion7 decks37 decks
14%synergy
Nim Deathmantle
16%inclusion6 decks37 decks
16%synergy
Aetherflux Reservoir
16%inclusion6 decks37 decks
13%synergy
Bontu's Monument
14%inclusion5 decks37 decks
11%synergy
Panharmonicon
11%inclusion4 decks37 decks
7%synergy
Strionic Resonator
8.1%inclusion3 decks37 decks
6%synergy
Conjurer's Closet
8.1%inclusion3 decks37 decks
6%synergy
Maskwood Nexus
8.1%inclusion3 decks37 decks
5%synergy
Urza's Incubator
8.1%inclusion3 decks37 decks
5%synergy
Wishclaw Talisman
8.1%inclusion3 decks37 decks
3%synergy
Wayfarer's Bauble
8.1%inclusion3 decks37 decks
1%synergy
The One Ring
8.1%inclusion3 decks37 decks
0%synergy
Enchantments
Exploration
30%inclusion3 decks10 decks
22%synergy
Bastion of Remembrance
30%inclusion11 decks37 decks
23%synergy
Goblin Bombardment
25%inclusion3 decks12 decks
19%synergy
Animate Dead
24%inclusion9 decks37 decks
16%synergy
Black Market
22%inclusion8 decks37 decks
17%synergy
Phyrexian Arena
22%inclusion8 decks37 decks
6%synergy
Black Market Connections
19%inclusion7 decks37 decks
7%synergy
Thran Vigil
16%inclusion6 decks37 decks
16%synergy
Retribution of the Ancients
14%inclusion5 decks37 decks
13%synergy
The Meathook Massacre
14%inclusion5 decks37 decks
8%synergy
Dictate of Erebos
11%inclusion4 decks37 decks
8%synergy
Necromancy
11%inclusion4 decks37 decks
8%synergy
Grave Pact
11%inclusion4 decks37 decks
6%synergy
Necropotence
11%inclusion4 decks37 decks
6%synergy
Fallen Ideal
8.1%inclusion3 decks37 decks
8%synergy
Wound Reflection
8.1%inclusion3 decks37 decks
6%synergy
Revel in Riches
8.1%inclusion3 decks37 decks
5%synergy
Phyrexian Reclamation
8.1%inclusion3 decks37 decks
5%synergy
Bitterblossom
8.1%inclusion3 decks37 decks
4%synergy
Utility Lands
Ancient Den
43%inclusion3 decks7 decks
37%synergy
Bojuka Bog
41%inclusion15 decks37 decks
11%synergy
Reliquary Tower
35%inclusion13 decks37 decks
5%synergy
Phyrexian Tower
32%inclusion12 decks37 decks
24%synergy
Great Furnace
25%inclusion3 decks12 decks
19%synergy
Mortuary Mire
24%inclusion9 decks37 decks
20%synergy
Cabal Stronghold
22%inclusion8 decks37 decks
19%synergy
Nykthos, Shrine to Nyx
22%inclusion8 decks37 decks
16%synergy
Castle Locthwain
19%inclusion7 decks37 decks
15%synergy
Vault of Whispers
16%inclusion6 decks37 decks
12%synergy
Command Beacon
16%inclusion6 decks37 decks
11%synergy
Takenuma, Abandoned Mire
16%inclusion6 decks37 decks
8%synergy
Temple of the False God
16%inclusion6 decks37 decks
7%synergy
Ancient Tomb
16%inclusion6 decks37 decks
7%synergy
Rogue's Passage
16%inclusion6 decks37 decks
-4%synergy
Witch's Cottage
14%inclusion5 decks37 decks
10%synergy
Urza's Saga
14%inclusion5 decks37 decks
7%synergy
Nesting Grounds
11%inclusion4 decks37 decks
9%synergy
High Market
11%inclusion4 decks37 decks
8%synergy
Buried Ruin
11%inclusion4 decks37 decks
6%synergy
Dark Depths
8.1%inclusion3 decks37 decks
7%synergy
Emergence Zone
8.1%inclusion3 decks37 decks
6%synergy
Thespian's Stage
8.1%inclusion3 decks37 decks
6%synergy
Field of the Dead
8.1%inclusion3 decks37 decks
5%synergy
Barren Moor
8.1%inclusion3 decks37 decks
5%synergy
Darksteel Citadel
8.1%inclusion3 decks37 decks
4%synergy
Shizo, Death's Storehouse
8.1%inclusion3 decks37 decks
4%synergy
Karn's Bastion
8.1%inclusion3 decks37 decks
3%synergy
War Room
8.1%inclusion3 decks37 decks
2%synergy
Yavimaya, Cradle of Growth
8.1%inclusion3 decks37 decks
-1%synergy
Mana Artifacts
Sol Ring
95%inclusion35 decks37 decks
11%synergy
Arcane Signet
51%inclusion19 decks37 decks
-21%synergy
Fellwar Stone
24%inclusion9 decks37 decks
4%synergy
Thought Vessel
19%inclusion7 decks37 decks
2%synergy
Mind Stone
16%inclusion6 decks37 decks
2%synergy
Crowded Crypt
11%inclusion4 decks37 decks
9%synergy
Relic of Legends
11%inclusion4 decks37 decks
8%synergy
Gilded Lotus
11%inclusion4 decks37 decks
8%synergy
Chrome Mox
11%inclusion4 decks37 decks
5%synergy
Lotus Petal
11%inclusion4 decks37 decks
4%synergy
Paradise Mantle
8.1%inclusion3 decks37 decks
7%synergy
Caged Sun
8.1%inclusion3 decks37 decks
6%synergy
Grim Monolith
8.1%inclusion3 decks37 decks
6%synergy
Basalt Monolith
8.1%inclusion3 decks37 decks
6%synergy
Liquimetal Torque
8.1%inclusion3 decks37 decks
5%synergy
Everflowing Chalice
8.1%inclusion3 decks37 decks
4%synergy
Thran Dynamo
8.1%inclusion3 decks37 decks
4%synergy
Commander's Sphere
8.1%inclusion3 decks37 decks
-4%synergy
Lands
The World Tree
100%inclusion3 decks3 decks
72%synergy
Xander's Lounge
75%inclusion3 decks4 decks
52%synergy
Raffine's Tower
75%inclusion3 decks4 decks
51%synergy
Command Tower
62%inclusion23 decks37 decks
-12%synergy
Savage Lands
60%inclusion3 decks5 decks
38%synergy
Smoldering Marsh
58%inclusion7 decks12 decks
25%synergy
Isolated Chapel
57%inclusion4 decks7 decks
23%synergy
Woodland Cemetery
50%inclusion5 decks10 decks
18%synergy
Sunken Hollow
44%inclusion4 decks9 decks
11%synergy
Caves of Koilos
43%inclusion3 decks7 decks
14%synergy
Godless Shrine
43%inclusion3 decks7 decks
2%synergy
Foreboding Ruins
42%inclusion5 decks12 decks
27%synergy
Twilight Mire
40%inclusion4 decks10 decks
27%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
Dragonskull Summit
33%inclusion4 decks12 decks
-1%synergy
Blood Crypt
33%inclusion4 decks12 decks
-5%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
25%inclusion3 decks12 decks
19%synergy
Rakdos Carnarium
25%inclusion3 decks12 decks
13%synergy
Haunted Ridge
25%inclusion3 decks12 decks
8%synergy
Sulfurous Springs
25%inclusion3 decks12 decks
1%synergy
Luxury Suite
25%inclusion3 decks12 decks
1%synergy
Myriad Landscape
24%inclusion9 decks37 decks
9%synergy
Path of Ancestry
24%inclusion9 decks37 decks
2%synergy
Evolving Wilds
19%inclusion7 decks37 decks
-2%synergy
Exotic Orchard
19%inclusion7 decks37 decks
-18%synergy
Cavern of Souls
16%inclusion6 decks37 decks
9%synergy
Verdant Catacombs
14%inclusion5 decks37 decks
3%synergy
Mana Confluence
11%inclusion4 decks37 decks
4%synergy
Urza's Cave
8.6%inclusion3 decks35 decks
6%synergy
Gemstone Caverns
8.1%inclusion3 decks37 decks
3%synergy
City of Brass
8.1%inclusion3 decks37 decks
1%synergy
Wooded Foothills
8.1%inclusion3 decks37 decks
-3%synergy
Bloodstained Mire
8.1%inclusion3 decks37 decks
-3%synergy
Polluted Delta
8.1%inclusion3 decks37 decks
-4%synergy
Terramorphic Expanse
8.1%inclusion3 decks37 decks
-7%synergy