Mikaeus, the Unhallowed + Cauldron of Souls + Dross Scorpion + Krark-Clan Ironworks

Mikaeus, the Unhallowed
Cauldron of Souls
Dross Scorpion
Krark-Clan Ironworks

Requires
Mikaeus, the Unhallowed must be on the battlefield. Cauldron of Souls must be on the battlefield. Dross Scorpion must be on the battlefield. Krark-Clan Ironworks must be on the battlefield.
Steps
  1. Activate Cauldron of Souls by tapping it, giving Dross Scorpion persist until end of turn.
  2. Activate Krark-Clan Ironworks 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 Krark-Clan Ironworks 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 Krark-Clan Ironworks by sacrificing Dross Scorpion, adding .
  11. Dross Scorpion dies, triggering its ability and its persist ability.
  12. Repeat from step 4.
Results
Infinite colorless mana. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

Mikaeus, the Unhallowed
0.15% of 1337 decks 2 decks
Reaper King
0.02% of 5423 decks 1 decks
Kroxa, Titan of Death's Hunger
0.04% of 2304 decks 1 decks
Demonlord Belzenlok
0.36% of 277 decks 1 decks
Trazyn the Infinite
0.05% of 1990 decks 1 decks
Reyhan, Last of the Abzan // Silas Renn, Seeker Adept
1.33% of 75 decks 1 decks
Imotekh the Stormlord
0.02% of 6538 decks 1 decks
New Cards
Doomsday Excruciator
100% of 1 decks +99% synergy
High Synergy Cards
Phyrexian Altar
75% of 8 decks +71% synergy
Ashnod's Altar
75% of 8 decks +67% synergy
Triskelion
62% of 8 decks +62% synergy
Altar of Dementia
62% of 8 decks +60% synergy
Urborg, Tomb of Yawgmoth
62% of 8 decks +53% synergy
Blasting Station
50% of 8 decks +49% synergy
Creatures
Irregular Cohort
100% of 1 decks +99% synergy
Titan of Littjara
100% of 1 decks +99% synergy
Unsettled Mariner
100% of 1 decks +98% synergy
Yarok, the Desecrated
100% of 1 decks +97% synergy
Enthusiastic Mechanaut
100% of 1 decks +96% synergy
Elesh Norn, Mother of Machines
100% of 1 decks +95% synergy
Soulherder
100% of 1 decks +95% synergy
Etherium Sculptor
100% of 2 decks +94% synergy
Realmwalker
100% of 1 decks +94% synergy
Spark Double
100% of 1 decks +93% synergy
Blitz Automaton
50% of 2 decks +50% synergy
Fallaji Dragon Engine
50% of 2 decks +50% synergy
Bosh, Iron Golem
50% of 2 decks +50% synergy
Slobad, Iron Goblin
50% of 2 decks +50% synergy
Skitterbeam Battalion
50% of 2 decks +50% synergy
Cyberman Patrol
50% of 2 decks +49% synergy
Hidetsugu, Devouring Chaos
50% of 2 decks +49% synergy
Chaos Defiler
50% of 2 decks +49% synergy
Trinket Mage
50% of 2 decks +48% synergy
Glen Elendra Archmage
50% of 2 decks +48% synergy
Urabrask the Hidden
50% of 2 decks +47% synergy
Goblin Welder
50% of 2 decks +47% synergy
Feldon of the Third Path
50% of 2 decks +47% synergy
Taurean Mauler
50% of 2 decks +47% synergy
Padeem, Consul of Innovation
50% of 2 decks +47% synergy
Sai, Master Thopterist
50% of 2 decks +46% synergy
Fathom Mage
50% of 2 decks +46% synergy
Winding Constrictor
50% of 2 decks +46% synergy
Corpsejack Menace
50% of 2 decks +45% synergy
Anger
50% of 2 decks +44% synergy
Phyrexian Metamorph
50% of 2 decks +43% synergy
Dockside Extortionist
50% of 2 decks +37% synergy
Eternal Witness
50% of 2 decks +29% synergy
K'rrik, Son of Yawgmoth
43% of 7 decks +41% synergy
Syr Konrad, the Grim
43% of 7 decks +34% synergy
Grim Poppet
38% of 8 decks +37% synergy
Workhorse
38% of 8 decks +37% synergy
Crystalline Crawler
38% of 8 decks +37% synergy
Pili-Pala
38% of 8 decks +37% synergy
Walking Ballista
38% of 8 decks +35% synergy
Marionette Master
38% of 8 decks +34% synergy
Crypt Ghast
38% of 8 decks +33% synergy
Carrion Feeder
38% of 8 decks +32% synergy
Gray Merchant of Asphodel
38% of 8 decks +28% synergy
Viscera Seer
38% of 8 decks +28% synergy
Blood Artist
38% of 8 decks +26% synergy
Scarecrow Guide
33% of 3 decks +33% synergy
Shire Scarecrow
33% of 3 decks +33% synergy
Mirkwood Bats
33% of 3 decks +21% synergy
Farmstead Gleaner
29% of 7 decks +28% synergy
Instants
Eerie Interlude
100% of 1 decks +96% synergy
Swords to Plowshares
100% of 1 decks +37% synergy
Status // Statue
50% of 2 decks +50% synergy
Burnt Offering
50% of 2 decks +48% synergy
Fire Covenant
50% of 2 decks +46% synergy
Ghostly Flicker
50% of 2 decks +45% synergy
Golgari Charm
50% of 2 decks +44% synergy
Inspiring Call
50% of 2 decks +42% synergy
Big Score
50% of 2 decks +41% synergy
Harrow
50% of 2 decks +40% synergy
Deflecting Swat
50% of 2 decks +34% synergy
Vampiric Tutor
50% of 8 decks +32% synergy
Cyclonic Rift
50% of 2 decks +22% synergy
Cabal Ritual
38% of 8 decks +33% synergy
Dark Ritual
38% of 8 decks +15% synergy
Deadly Rollick
29% of 7 decks +18% synergy
Sheoldred's Edict
25% of 4 decks +22% synergy
Entomb
25% of 8 decks +18% synergy
Hostile Negotiations
17% of 6 decks +15% synergy
Force of Despair
14% of 7 decks +13% synergy
Soul Spike
12% of 8 decks +12% synergy
Bone Harvest
12% of 8 decks +12% synergy
Songs of the Damned
12% of 8 decks +11% synergy
Snuff Out
12% of 8 decks +10% synergy
Imp's Mischief
12% of 8 decks +10% synergy
Ad Nauseam
12% of 8 decks +9% synergy
Culling the Weak
12% of 8 decks +9% synergy
Sorceries
Majestic Genesis
100% of 1 decks +99% synergy
Wake the Past
100% of 1 decks +97% synergy
Give // Take
50% of 2 decks +50% synergy
One with the Machine
50% of 2 decks +49% synergy
Wheel of Fortune
50% of 2 decks +45% synergy
Fabricate
50% of 2 decks +44% synergy
Jeska's Will
50% of 2 decks +32% synergy
Demonic Tutor
50% of 8 decks +28% synergy
Farseek
50% of 2 decks +16% synergy
Toxic Deluge
38% of 8 decks +20% synergy
Their Name Is Death
29% of 7 decks +27% synergy
Breach the Multiverse
25% of 4 decks +20% synergy
Living Death
25% of 8 decks +20% synergy
Unmarked Grave
14% of 7 decks +12% synergy
Feed the Swarm
14% of 7 decks -4% synergy
Unmask
12% of 8 decks +12% synergy
Massacre
12% of 8 decks +12% synergy
Aether Snap
12% of 8 decks +12% synergy
Beacon of Unrest
12% of 8 decks +11% synergy
Bubbling Muck
12% of 8 decks +11% synergy
Painful Truths
12% of 8 decks +10% synergy
Rise of the Dark Realms
12% of 8 decks +9% synergy
Grim Tutor
12% of 8 decks +8% synergy
Dread Return
12% of 8 decks +7% synergy
Exsanguinate
12% of 8 decks +7% synergy
Buried Alive
12% of 8 decks +7% synergy
Imperial Seal
12% of 8 decks +7% synergy
Diabolic Tutor
12% of 8 decks +6% synergy
Night's Whisper
12% of 8 decks +3% synergy
Sign in Blood
12% of 8 decks +3% synergy
Reanimate
12% of 8 decks -3% synergy
Utility Artifacts
Implement of Ferocity
50% of 2 decks +50% synergy
Skullclamp
38% of 8 decks +25% synergy
Lightning Greaves
38% of 8 decks +12% synergy
Bolas's Citadel
29% of 7 decks +19% synergy
Dross Skullbomb
25% of 4 decks +25% synergy
Animation Module
25% of 8 decks +25% synergy
Clock of Omens
25% of 8 decks +24% synergy
Alhammarret's Archive
25% of 8 decks +23% synergy
Bontu's Monument
25% of 8 decks +23% synergy
Aetherflux Reservoir
25% of 8 decks +21% synergy
Swiftfoot Boots
25% of 8 decks -3% synergy
Portal to Phyrexia
17% of 6 decks +15% synergy
Convergence of Dominion
14% of 7 decks +14% synergy
Reckoner Bankbuster
14% of 7 decks +14% synergy
God-Pharaoh's Statue
14% of 7 decks +14% synergy
Maskwood Nexus
14% of 7 decks +11% synergy
Mystic Forge
14% of 7 decks +11% synergy
Idol of Oblivion
14% of 7 decks +10% synergy
Implement of Malice
12% of 8 decks +12% synergy
Salvaging Station
12% of 8 decks +12% synergy
Necrogen Spellbomb
12% of 8 decks +12% synergy
Summoning Station
12% of 8 decks +12% synergy
Scythe of the Wretched
12% of 8 decks +12% synergy
Skeleton Shard
12% of 8 decks +12% synergy
Retrofitter Foundry
12% of 8 decks +12% synergy
Spawning Pit
12% of 8 decks +12% synergy
Urza's Bauble
12% of 8 decks +12% synergy
Throne of Geth
12% of 8 decks +12% synergy
Grinding Station
12% of 8 decks +12% synergy
Blade of the Bloodchief
12% of 8 decks +12% synergy
Nim Deathmantle
12% of 8 decks +12% synergy
Codex Shredder
12% of 8 decks +12% synergy
Quietus Spike
12% of 8 decks +12% synergy
Thornbite Staff
12% of 8 decks +12% synergy
Voltaic Key
12% of 8 decks +12% synergy
Defense Grid
12% of 8 decks +12% synergy
Nihil Spellbomb
12% of 8 decks +12% synergy
Perpetual Timepiece
12% of 8 decks +12% synergy
Cloudstone Curio
12% of 8 decks +12% synergy
Hazoret's Monument
12% of 8 decks +11% synergy
Endless Atlas
12% of 8 decks +11% synergy
Mimic Vat
12% of 8 decks +11% synergy
Trading Post
12% of 8 decks +11% synergy
Altar of the Brood
12% of 8 decks +11% synergy
Mesmeric Orb
12% of 8 decks +11% synergy
Blade of Selves
12% of 8 decks +11% synergy
Mindcrank
12% of 8 decks +11% synergy
Ichor Wellspring
12% of 8 decks +11% synergy
Staff of Domination
12% of 8 decks +11% synergy
Cranial Plating
12% of 8 decks +10% synergy
Enchantments
Virtue of Knowledge
100% of 1 decks +97% synergy
Reflections of Littjara
100% of 1 decks +95% synergy
Durable Handicraft
50% of 2 decks +50% synergy
Path of Discovery
50% of 2 decks +49% synergy
Fable of the Mirror-Breaker
50% of 2 decks +48% synergy
Primal Vigor
50% of 2 decks +47% synergy
Underworld Breach
50% of 2 decks +44% synergy
Hardened Scales
50% of 2 decks +41% synergy
Phyrexian Arena
38% of 8 decks +23% synergy
Biotransference
29% of 7 decks +27% synergy
Dictate of Erebos
25% of 8 decks +21% synergy
Black Market
25% of 8 decks +20% synergy
Aspect of Lamprey
14% of 7 decks +14% synergy
Cemetery Tampering
14% of 7 decks +13% synergy
Out of the Tombs
14% of 7 decks +13% synergy
Leshrac's Sigil
12% of 8 decks +12% synergy
Mortuary
12% of 8 decks +12% synergy
Sadistic Glee
12% of 8 decks +12% synergy
Night of Souls' Betrayal
12% of 8 decks +12% synergy
Haunted Crossroads
12% of 8 decks +12% synergy
Retribution of the Ancients
12% of 8 decks +12% synergy
Glistening Oil
12% of 8 decks +12% synergy
Leyline of the Void
12% of 8 decks +12% synergy
Phyrexian Scriptures
12% of 8 decks +11% synergy
Tortured Existence
12% of 8 decks +11% synergy
Wound Reflection
12% of 8 decks +11% synergy
Oversold Cemetery
12% of 8 decks +11% synergy
No Mercy
12% of 8 decks +11% synergy
Bloodchief Ascension
12% of 8 decks +9% synergy
Revel in Riches
12% of 8 decks +9% synergy
Grave Pact
12% of 8 decks +8% synergy
Necropotence
12% of 8 decks +7% synergy
Animate Dead
12% of 8 decks +3% synergy
Planeswalkers
Daretti, Scrap Savant
50% of 2 decks +47% synergy
Vraska, Golgari Queen
50% of 2 decks +47% synergy
Karn, the Great Creator
14% of 7 decks +13% synergy
Liliana of the Veil
12% of 8 decks +11% synergy
Utility Lands
Tree of Tales
50% of 2 decks +48% synergy
Academy Ruins
50% of 2 decks +45% synergy
Seat of the Synod
50% of 2 decks +44% synergy
Vault of Whispers
38% of 8 decks +33% synergy
Ancient Tomb
38% of 8 decks +27% synergy
Cabal Coffers
38% of 8 decks +27% synergy
Emergence Zone
29% of 7 decks +26% synergy
Takenuma, Abandoned Mire
29% of 7 decks +18% synergy
Lake of the Dead
25% of 8 decks +24% synergy
Crystal Vein
25% of 8 decks +24% synergy
Thespian's Stage
25% of 8 decks +22% synergy
Inventors' Fair
25% of 8 decks +21% synergy
Command Beacon
25% of 8 decks +20% synergy
Phyrexian Tower
25% of 8 decks +17% synergy
Reliquary Tower
25% of 8 decks -4% synergy
Blast Zone
14% of 7 decks +13% synergy
Treasure Vault
14% of 7 decks +12% synergy
Urza's Saga
14% of 7 decks +7% synergy
Untaidake, the Cloud Keeper
12% of 8 decks +12% synergy
Ebon Stronghold
12% of 8 decks +12% synergy
Scorched Ruins
12% of 8 decks +12% synergy
Peat Bog
12% of 8 decks +12% synergy
Mage-Ring Network
12% of 8 decks +12% synergy
Blinkmoth Nexus
12% of 8 decks +12% synergy
Glacial Chasm
12% of 8 decks +12% synergy
Inkmoth Nexus
12% of 8 decks +12% synergy
Mishra's Factory
12% of 8 decks +12% synergy
City of Traitors
12% of 8 decks +12% synergy
Terrain Generator
12% of 8 decks +12% synergy
Mutavault
12% of 8 decks +11% synergy
Radiant Fountain
12% of 8 decks +11% synergy
Dark Depths
12% of 8 decks +11% synergy
Cascading Cataracts
12% of 8 decks +11% synergy
Vesuva
12% of 8 decks +11% synergy
Arcane Lighthouse
12% of 8 decks +11% synergy
Dakmor Salvage
12% of 8 decks +11% synergy
Maze of Ith
12% of 8 decks +10% synergy
Cabal Stronghold
12% of 8 decks +9% synergy
Nykthos, Shrine to Nyx
12% of 8 decks +7% synergy
Bojuka Bog
12% of 8 decks -18% synergy
Mana Artifacts
Sol Ring
75% of 8 decks -9% synergy
Arcane Signet
57% of 7 decks -15% synergy
Golgari Signet
50% of 2 decks +37% synergy
Simic Signet
50% of 2 decks +35% synergy
Talisman of Indulgence
50% of 2 decks +24% synergy
Dimir Signet
50% of 2 decks +20% synergy
Hedron Archive
38% of 8 decks +35% synergy
Gilded Lotus
38% of 8 decks +34% synergy
Thran Dynamo
38% of 8 decks +33% synergy
Commander's Sphere
38% of 8 decks +22% synergy
Mind Stone
38% of 8 decks +20% synergy
Sceptre of Eternal Glory
29% of 7 decks +27% synergy
Basalt Monolith
25% of 8 decks +22% synergy
Mana Vault
25% of 8 decks +19% synergy
Nyx Lotus
14% of 7 decks +13% synergy
Liquimetal Torque
14% of 7 decks +11% synergy
Jeweled Lotus
14% of 7 decks +8% synergy
Paradise Plume
12% of 8 decks +12% synergy
Chromatic Sphere
12% of 8 decks +12% synergy
Extraplanar Lens
12% of 8 decks +12% synergy
Dreamstone Hedron
12% of 8 decks +11% synergy
Prismatic Lens
12% of 8 decks +11% synergy
Mox Opal
12% of 8 decks +8% synergy
Charcoal Diamond
12% of 8 decks +7% synergy
Lotus Petal
12% of 8 decks +6% synergy
Mana Crypt
12% of 8 decks +4% synergy
Thought Vessel
12% of 8 decks -4% synergy
Fellwar Stone
12% of 8 decks -9% synergy
Lands
Savage Lands
100% of 1 decks +77% synergy
Sandsteppe Citadel
100% of 1 decks +74% synergy
Seaside Citadel
100% of 1 decks +74% synergy
Mystic Monastery
100% of 1 decks +74% synergy
Frontier Bivouac
100% of 1 decks +73% synergy
Arcane Sanctum
100% of 1 decks +72% synergy
Nomad Outpost
100% of 1 decks +72% synergy
Crumbling Necropolis
100% of 1 decks +69% synergy
Jungle Shrine
100% of 1 decks +68% synergy
The World Tree
100% of 1 decks +66% synergy
Vivid Grove
50% of 2 decks +49% synergy
River of Tears
50% of 2 decks +47% synergy
Blackcleave Cliffs
50% of 2 decks +45% synergy
Blighted Woodland
50% of 2 decks +44% synergy
Tainted Isle
50% of 2 decks +39% synergy
Tainted Wood
50% of 2 decks +37% synergy
Haunted Ridge
50% of 2 decks +34% synergy
Underground River
50% of 2 decks +31% synergy
Yavimaya Coast
50% of 2 decks +24% synergy
Opulent Palace
50% of 2 decks +23% synergy
Dragonskull Summit
50% of 2 decks +19% synergy
Sunken Hollow
50% of 2 decks +15% synergy
Blood Crypt
50% of 2 decks +11% synergy
Breeding Pool
50% of 2 decks +9% synergy
Overgrown Tomb
50% of 2 decks +7% synergy
Command Tower
50% of 8 decks -24% synergy
Myriad Landscape
38% of 8 decks +18% synergy
Gemstone Caverns
25% of 8 decks +20% synergy
Polluted Delta
25% of 8 decks +14% synergy
Demolition Field
17% of 6 decks +13% synergy
Secluded Courtyard
14% of 7 decks +10% synergy
Warped Landscape
12% of 8 decks +12% synergy
Vivid Marsh
12% of 8 decks +12% synergy
Spire of Industry
12% of 8 decks +10% synergy
Cavern of Souls
12% of 8 decks +6% synergy
Wooded Foothills
12% of 8 decks +2% synergy
Bloodstained Mire
12% of 8 decks +2% synergy
Windswept Heath
12% of 8 decks +2% synergy
Arid Mesa
12% of 8 decks +2% synergy
Marsh Flats
12% of 8 decks +1% synergy
Verdant Catacombs
12% of 8 decks +1% synergy
Path of Ancestry
12% of 8 decks -9% synergy
Exotic Orchard
12% of 8 decks -23% synergy