Mikaeus, the Unhallowed + Cauldron of Souls + Dross Scorpion + Phyrexian Altar

Mikaeus, the Unhallowed
Cauldron of Souls
Dross Scorpion
Phyrexian Altar

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

Rendmaw, Creaking Nest
0.03% of 3227 decks 1 decks
Top Commanders
Mikaeus, the Unhallowed
0.22% of 1337 decks 3 decks
Megatron, Tyrant
0.03% of 3902 decks 1 decks
Reaper King
0.02% of 5423 decks 1 decks
Drana, Liberator of Malakir
0.25% of 400 decks 1 decks
Tergrid, God of Fright
0.01% of 8997 decks 1 decks
Kroxa, Titan of Death's Hunger
0.04% of 2304 decks 1 decks
Korvold, Fae-Cursed King
0.01% of 15487 decks 1 decks
Erebos, Bleak-Hearted
0.37% of 269 decks 1 decks
Edgar Markov
0.00% of 20827 decks 1 decks
Sheoldred, the Apocalypse
0.01% of 9554 decks 1 decks
Meren of Clan Nel Toth
0.01% of 14905 decks 1 decks
Nicol Bolas, the Ravager
0.01% of 6865 decks 1 decks
Trazyn the Infinite
0.05% of 1990 decks 1 decks
Fain, the Broker
0.36% of 279 decks 1 decks
Massacre Girl
0.06% of 1803 decks 1 decks
Alharu, Solemn Ritualist // Sengir, the Dark Baron
16.67% of 6 decks 1 decks
Imotekh the Stormlord
0.02% of 6538 decks 1 decks
High Synergy Cards
Ashnod's Altar
80% of 20 decks +72% synergy
Altar of Dementia
55% of 20 decks +52% synergy
Urborg, Tomb of Yawgmoth
60% of 20 decks +50% synergy
Cabal Coffers
55% of 20 decks +44% synergy
Blood Artist
55% of 20 decks +43% synergy
Yawgmoth, Thran Physician
40% of 20 decks +36% synergy
Pitiless Plunderer
40% of 20 decks +32% synergy
Phyrexian Tower
40% of 20 decks +32% synergy
Gray Merchant of Asphodel
40% of 20 decks +31% synergy
Crypt Ghast
35% of 20 decks +30% synergy
Top Cards
Phyrexian Arena
40% of 20 decks +25% synergy
Toxic Deluge
40% of 20 decks +23% synergy
Viscera Seer
35% of 20 decks +26% synergy
Zulaport Cutthroat
35% of 20 decks +25% synergy
Skullclamp
35% of 20 decks +23% synergy
Triskelion
30% of 20 decks +30% synergy
Krark-Clan Ironworks
30% of 20 decks +29% synergy
Carrion Feeder
30% of 20 decks +25% synergy
Animate Dead
30% of 20 decks +21% synergy
Reanimate
30% of 20 decks +14% synergy
Creatures
Mayhem Devil
50% of 6 decks +40% synergy
K'rrik, Son of Yawgmoth
25% of 20 decks +23% synergy
Walking Ballista
25% of 20 decks +22% synergy
Gravecrawler
25% of 20 decks +22% synergy
Syr Konrad, the Grim
25% of 20 decks +16% synergy
Tatterkite
20% of 20 decks +20% synergy
Cryptic Trilobite
20% of 20 decks +20% synergy
Putrid Goblin
20% of 20 decks +19% synergy
Hangarback Walker
20% of 20 decks +19% synergy
Puppeteer Clique
20% of 20 decks +18% synergy
Kokusho, the Evening Star
20% of 20 decks +18% synergy
Reassembling Skeleton
20% of 20 decks +16% synergy
Ayara, First of Locthwain
20% of 20 decks +16% synergy
Massacre Wurm
20% of 20 decks +16% synergy
Sheoldred, Whispering One
20% of 20 decks +15% synergy
Solemn Simulacrum
20% of 20 decks +6% synergy
Tormod, the Desecrator
17% of 18 decks +16% synergy
Fain, the Broker
17% of 18 decks +15% synergy
Chainbreaker
15% of 20 decks +15% synergy
Grim Poppet
15% of 20 decks +15% synergy
Workhorse
15% of 20 decks +15% synergy
Cinderhaze Wretch
15% of 20 decks +15% synergy
Pili-Pala
15% of 20 decks +15% synergy
Junk Diver
15% of 20 decks +14% synergy
Chainer, Dementia Master
15% of 20 decks +14% synergy
Magus of the Coffers
15% of 20 decks +14% synergy
Sifter of Skulls
15% of 20 decks +14% synergy
Wurmcoil Engine
15% of 20 decks +13% synergy
Sidisi, Undead Vizier
15% of 20 decks +13% synergy
Myr Retriever
15% of 20 decks +13% synergy
Pawn of Ulamog
15% of 20 decks +13% synergy
Disciple of the Vault
15% of 20 decks +13% synergy
Butcher of Malakir
15% of 20 decks +12% synergy
Marionette Master
15% of 20 decks +11% synergy
Grim Haruspex
15% of 20 decks +11% synergy
Burnished Hart
15% of 20 decks +11% synergy
Instants
Assassin's Trophy
75% of 4 decks +45% synergy
Vampiric Tutor
40% of 20 decks +22% synergy
Entomb
25% of 20 decks +18% synergy
Dark Ritual
25% of 20 decks +3% synergy
Cabal Ritual
15% of 20 decks +10% synergy
Sorceries
Demonic Tutor
45% of 20 decks +23% synergy
Living Death
25% of 20 decks +20% synergy
Victimize
25% of 20 decks +13% synergy
Feed the Swarm
21% of 19 decks +3% synergy
Rise of the Dark Realms
20% of 20 decks +17% synergy
Exsanguinate
20% of 20 decks +14% synergy
Buried Alive
20% of 20 decks +14% synergy
Damnation
20% of 20 decks +12% synergy
Grim Tutor
15% of 20 decks +10% synergy
Torment of Hailfire
15% of 20 decks +10% synergy
Diabolic Tutor
15% of 20 decks +9% synergy
Diabolic Intent
15% of 20 decks +6% synergy
Night's Whisper
15% of 20 decks +6% synergy
Sign in Blood
15% of 20 decks +5% synergy
Utility Artifacts
Lightning Greaves
30% of 20 decks +5% synergy
Blasting Station
25% of 20 decks +24% synergy
Nim Deathmantle
25% of 20 decks +24% synergy
Panharmonicon
20% of 20 decks +16% synergy
Sensei's Divining Top
20% of 20 decks +14% synergy
Bolas's Citadel
20% of 20 decks +11% synergy
Swiftfoot Boots
20% of 20 decks -8% synergy
Cloudstone Curio
15% of 20 decks +14% synergy
Clock of Omens
15% of 20 decks +14% synergy
Bontu's Monument
15% of 20 decks +13% synergy
Unwinding Clock
15% of 20 decks +12% synergy
Jet Medallion
15% of 20 decks +12% synergy
Expedition Map
15% of 20 decks +12% synergy
Aetherflux Reservoir
15% of 20 decks +11% synergy
Enchantments
Anointed Procession
75% of 4 decks +66% synergy
Dictate of Erebos
25% of 20 decks +21% synergy
Grave Pact
20% of 20 decks +16% synergy
Black Market
20% of 20 decks +15% synergy
Necropotence
20% of 20 decks +15% synergy
Biotransference
19% of 16 decks +17% synergy
Black Market Connections
18% of 17 decks +7% synergy
Mortuary
15% of 20 decks +15% synergy
Planeswalkers
Liliana, Dreadhorde General
15% of 20 decks +11% synergy
Utility Lands
Reliquary Tower
45% of 20 decks +16% synergy
Ancient Tomb
40% of 20 decks +29% synergy
Bojuka Bog
30% of 20 decks -0% synergy
Takenuma, Abandoned Mire
28% of 18 decks +17% synergy
Command Beacon
25% of 20 decks +20% synergy
Rogue's Passage
25% of 20 decks +6% synergy
Thespian's Stage
20% of 20 decks +17% synergy
High Market
20% of 20 decks +17% synergy
Cabal Stronghold
20% of 20 decks +16% synergy
Nykthos, Shrine to Nyx
20% of 20 decks +14% synergy
Temple of the False God
20% of 20 decks +10% synergy
Volrath's Stronghold
15% of 20 decks +14% synergy
Wasteland
15% of 20 decks +14% synergy
Strip Mine
15% of 20 decks +12% synergy
Vault of Whispers
15% of 20 decks +11% synergy
Buried Ruin
15% of 20 decks +10% synergy
Castle Locthwain
15% of 20 decks +10% synergy
Mana Artifacts
Sol Ring
80% of 20 decks -4% synergy
Arcane Signet
40% of 20 decks -32% synergy
Gilded Lotus
25% of 20 decks +22% synergy
Mind Stone
25% of 20 decks +8% synergy
Mana Vault
20% of 20 decks +14% synergy
Fellwar Stone
20% of 20 decks -1% synergy
Sceptre of Eternal Glory
19% of 16 decks +18% synergy
Grim Monolith
15% of 20 decks +13% synergy
Basalt Monolith
15% of 20 decks +12% synergy
Hedron Archive
15% of 20 decks +12% synergy
Thran Dynamo
15% of 20 decks +10% synergy
Charcoal Diamond
15% of 20 decks +10% synergy
Thought Vessel
15% of 20 decks -2% synergy
Lands
Nomad Outpost
100% of 3 decks +72% synergy
Blood Crypt
83% of 6 decks +45% synergy
Isolated Chapel
75% of 4 decks +48% synergy
Caves of Koilos
75% of 4 decks +47% synergy
Overgrown Tomb
75% of 4 decks +32% synergy
Command Tower
65% of 20 decks -9% synergy
Dragonskull Summit
50% of 6 decks +19% synergy
Myriad Landscape
30% of 20 decks +10% synergy
Bloodstained Mire
25% of 20 decks +15% synergy
Marsh Flats
25% of 20 decks +14% synergy
Verdant Catacombs
25% of 20 decks +14% synergy
Exotic Orchard
25% of 20 decks -11% synergy
Arid Mesa
20% of 20 decks +9% synergy
Polluted Delta
20% of 20 decks +9% synergy
Gemstone Caverns
15% of 20 decks +10% synergy
Mana Confluence
15% of 20 decks +8% synergy
Wooded Foothills
15% of 20 decks +5% synergy
Misty Rainforest
15% of 20 decks +3% synergy