Relentless Dead + Carnival of Souls + Rooftop Storm + Zulaport Cutthroat + Altar of Dementia

Relentless Dead
Carnival of Souls
Rooftop Storm
Zulaport Cutthroat
Altar of Dementia

Requires
Relentless Dead must be in hand. Carnival of Souls must be on the battlefield. Rooftop Storm must be on the battlefield. Zulaport Cutthroat must be on the battlefield. Altar of Dementia must be on the battlefield.
Steps
  1. Cast Relentless Dead by paying 0.
  2. When Relentless Dead enters the battlefield, Carnival of Souls triggers, causing you to add and lose 1 life.
  3. Activate Altar of Dementia by sacrificing Relentless Dead.
  4. When Relentless Dead dies, its first and second abilities trigger, as well as Zulaport Cutthroat.
  5. Resolve the first Relentless Dead trigger, causing you to pay to return Relentless Dead from your graveyard to your hand.
  6. Resolve the second Relentless Dead trigger, choosing not to pay.
  7. Resolve the Zulaport Cutthroat trigger, causing each opponent to lose 1 life and you to gain 1 life.
  8. Resolve the Altar of Dementia ability, causing target player to mill cards equal to Relentless Dead's power.
  9. Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite lifegain triggers. Infinite lifeloss. Infinite LTB. Infinite mill. Infinite sacrifice triggers. Infinite self-mill. Infinite storm count.

Wilhelt, the Rotcleaver
0.02% of 19462 decks 4 decks
Nevinyrral, Urborg Tyrant
0.06% of 1582 decks 1 decks
Sidisi, Brood Tyrant
0.01% of 6938 decks 1 decks
High Synergy Cards
Gravecrawler
100% of 6 decks +97% synergy
Phyrexian Altar
100% of 6 decks +96% synergy
Carrion Feeder
100% of 6 decks +95% synergy
Ashnod's Altar
100% of 6 decks +93% synergy
Blood Artist
100% of 6 decks +88% synergy
Grimgrin, Corpse-Born
83% of 6 decks +82% synergy
Havengul Lich
83% of 6 decks +82% synergy
Diregraf Captain
83% of 6 decks +80% synergy
Entomb
83% of 6 decks +76% synergy
Pitiless Plunderer
83% of 6 decks +76% synergy
Top Cards
Viscera Seer
83% of 6 decks +74% synergy
Liliana, Untouched by Death
67% of 6 decks +66% synergy
Blasting Station
67% of 6 decks +66% synergy
Acererak the Archlich
67% of 6 decks +66% synergy
Poppet Stitcher
67% of 6 decks +66% synergy
Necroduality
67% of 6 decks +65% synergy
Sidisi, Undead Vizier
67% of 6 decks +65% synergy
Diregraf Colossus
67% of 6 decks +65% synergy
Unmarked Grave
67% of 6 decks +64% synergy
Gray Merchant of Asphodel
67% of 6 decks +58% synergy
Game Changers
Vampiric Tutor
50% of 6 decks +33% synergy
Demonic Tutor
50% of 6 decks +29% synergy
Cyclonic Rift
50% of 6 decks +23% synergy
Rhystic Study
50% of 6 decks +23% synergy
Mystical Tutor
33% of 6 decks +19% synergy
Ad Nauseam
17% of 6 decks +14% synergy
Mox Diamond
17% of 6 decks +12% synergy
Chrome Mox
17% of 6 decks +10% synergy
Mana Vault
17% of 6 decks +10% synergy
Thassa's Oracle
17% of 6 decks +10% synergy
Creatures
Wayward Servant
100% of 1 decks +99% synergy
Protean Hulk
100% of 1 decks +98% synergy
Ratadrabik of Urborg
100% of 1 decks +97% synergy
Carmen, Cruel Skymarcher
100% of 1 decks +97% synergy
Warren Soultrader
100% of 3 decks +95% synergy
Wight of the Reliquary
100% of 1 decks +94% synergy
Cruel Celebrant
100% of 1 decks +92% synergy
Phyrexian Ghoul
50% of 6 decks +50% synergy
Popular Egotist
50% of 2 decks +50% synergy
Nantuko Husk
50% of 6 decks +50% synergy
Archghoul of Thraben
50% of 6 decks +49% synergy
Lord of the Undead
50% of 6 decks +49% synergy
Headless Rider
50% of 6 decks +49% synergy
Vengeful Bloodwitch
50% of 2 decks +48% synergy
Gisa and Geralf
50% of 6 decks +48% synergy
Undead Augur
50% of 6 decks +48% synergy
Drivnod, Carnage Dominus
50% of 6 decks +47% synergy
Ayara, First of Locthwain
50% of 6 decks +46% synergy
Midnight Reaper
50% of 6 decks +46% synergy
Corpse Blockade
33% of 6 decks +33% synergy
Bog Initiate
33% of 6 decks +33% synergy
Geralf's Messenger
33% of 6 decks +33% synergy
Forsaken Miner
33% of 3 decks +32% synergy
Plague Belcher
33% of 6 decks +32% synergy
Hordewing Skaab
33% of 6 decks +32% synergy
Champion of the Perished
33% of 6 decks +32% synergy
Undead Warchief
33% of 6 decks +32% synergy
Cemetery Reaper
33% of 6 decks +32% synergy
Death Baron
33% of 6 decks +31% synergy
Mikaeus, the Unhallowed
33% of 6 decks +31% synergy
Yahenni, Undying Partisan
33% of 6 decks +30% synergy
Reassembling Skeleton
33% of 6 decks +30% synergy
Marionette Apprentice
33% of 3 decks +28% synergy
Roaming Throne
33% of 6 decks +26% synergy
Snarling Gorehound
20% of 5 decks +19% synergy
Vein Ripper
20% of 5 decks +18% synergy
Nim Shambler
17% of 6 decks +17% synergy
Silumgar Butcher
17% of 6 decks +17% synergy
Gravebane Zombie
17% of 6 decks +17% synergy
Accursed Centaur
17% of 6 decks +17% synergy
Silumgar Scavenger
17% of 6 decks +17% synergy
Initiates of the Ebon Hand
17% of 6 decks +17% synergy
Signpost Scarecrow
17% of 6 decks +17% synergy
Crossroads Candleguide
17% of 6 decks +17% synergy
Geth, Thane of Contracts
17% of 6 decks +17% synergy
Mindleech Ghoul
17% of 6 decks +17% synergy
Sedraxis Alchemist
17% of 6 decks +17% synergy
Stonework Packbeast
17% of 6 decks +17% synergy
Prismite
17% of 6 decks +17% synergy
Skull Skaab
17% of 6 decks +17% synergy
Instants
Worldly Tutor
100% of 1 decks +86% synergy
Withering Torment
50% of 2 decks +42% synergy
Drown in the Loch
33% of 6 decks +28% synergy
Swan Song
33% of 6 decks +17% synergy
Counterspell
33% of 6 decks -9% synergy
Mausoleum Secrets
17% of 6 decks +16% synergy
Perplex
17% of 6 decks +15% synergy
Lazotep Plating
17% of 6 decks +15% synergy
Miscast
17% of 6 decks +15% synergy
Delay
17% of 6 decks +14% synergy
Lim-Dûl's Vault
17% of 6 decks +13% synergy
Demonic Consultation
17% of 6 decks +13% synergy
Dispel
17% of 6 decks +12% synergy
Corrupted Conviction
17% of 6 decks +12% synergy
Muddle the Mixture
17% of 6 decks +12% synergy
Pact of Negation
17% of 6 decks +9% synergy
Malakir Rebirth
17% of 6 decks +9% synergy
Deadly Dispute
17% of 6 decks +6% synergy
Deadly Rollick
17% of 6 decks +5% synergy
Fierce Guardianship
17% of 6 decks -1% synergy
An Offer You Can't Refuse
17% of 6 decks -5% synergy
Sorceries
Tooth and Nail
100% of 1 decks +99% synergy
Reanimate
67% of 6 decks +50% synergy
Grim Tutor
50% of 6 decks +46% synergy
Diabolic Intent
50% of 6 decks +42% synergy
Buried Alive
33% of 6 decks +28% synergy
Fabricate
33% of 6 decks +28% synergy
Damnation
33% of 6 decks +26% synergy
Toxic Deluge
33% of 6 decks +15% synergy
Reconstruction
17% of 6 decks +17% synergy
Fortuitous Find
17% of 6 decks +16% synergy
Empty the Laboratory
17% of 6 decks +16% synergy
Exhume
17% of 6 decks +16% synergy
Zombie Apocalypse
17% of 6 decks +15% synergy
Final Parting
17% of 6 decks +15% synergy
Crippling Fear
17% of 6 decks +15% synergy
Profane Tutor
17% of 6 decks +14% synergy
Peer into the Abyss
17% of 6 decks +14% synergy
Unearth
17% of 6 decks +13% synergy
Dread Return
17% of 6 decks +11% synergy
Diabolic Tutor
17% of 6 decks +11% synergy
Victimize
17% of 6 decks +5% synergy
Feed the Swarm
17% of 6 decks -1% synergy
Utility Artifacts
Bontu's Monument
50% of 6 decks +48% synergy
Relic Vial
17% of 6 decks +17% synergy
Ensnaring Bridge
17% of 6 decks +16% synergy
Thornbite Staff
17% of 6 decks +16% synergy
Cloudstone Curio
17% of 6 decks +16% synergy
Nevinyrral's Disk
17% of 6 decks +16% synergy
Moonsilver Key
17% of 6 decks +15% synergy
Aetherflux Reservoir
17% of 6 decks +13% synergy
Jeweled Lotus
17% of 6 decks +12% synergy
Bolas's Citadel
17% of 6 decks +8% synergy
Enchantments
Enduring Renewal
100% of 1 decks +100% synergy
Funeral Room // Awakening Hall
100% of 2 decks +98% synergy
Cryptolith Rite
100% of 1 decks +97% synergy
Dictate of Erebos
50% of 6 decks +47% synergy
Grave Pact
50% of 6 decks +45% synergy
Bastion of Remembrance
50% of 6 decks +44% synergy
Open the Graves
33% of 6 decks +32% synergy
Endless Ranks of the Dead
33% of 6 decks +32% synergy
No Mercy
33% of 6 decks +31% synergy
Ripples of Undeath
33% of 3 decks +29% synergy
The Meathook Massacre
33% of 6 decks +28% synergy
Phyrexian Arena
33% of 6 decks +18% synergy
Case of the Shifting Visage
20% of 5 decks +20% synergy
Mortuary
17% of 6 decks +17% synergy
Retribution of the Ancients
17% of 6 decks +16% synergy
Future Sight
17% of 6 decks +16% synergy
Conspiracy
17% of 6 decks +16% synergy
Dance of the Dead
17% of 6 decks +15% synergy
Tortured Existence
17% of 6 decks +15% synergy
Intruder Alarm
17% of 6 decks +15% synergy
Black Market
17% of 6 decks +12% synergy
Kindred Discovery
17% of 6 decks +9% synergy
Animate Dead
17% of 6 decks +7% synergy
Black Market Connections
17% of 6 decks +6% synergy
Propaganda
17% of 6 decks +5% synergy
Utility Lands
Urborg, Tomb of Yawgmoth
83% of 6 decks +74% synergy
Cabal Coffers
83% of 6 decks +73% synergy
Phyrexian Tower
50% of 6 decks +41% synergy
Crypt of Agadeem
33% of 6 decks +32% synergy
Field of the Dead
33% of 6 decks +30% synergy
Three Tree City
33% of 3 decks +28% synergy
Deserted Temple
17% of 6 decks +16% synergy
Unholy Grotto
17% of 6 decks +16% synergy
Halimar Depths
17% of 6 decks +14% synergy
Mortuary Mire
17% of 6 decks +12% synergy
Castle Locthwain
17% of 6 decks +12% synergy
Takenuma, Abandoned Mire
17% of 6 decks +7% synergy
Ancient Tomb
17% of 6 decks +7% synergy
Bojuka Bog
17% of 6 decks -13% synergy
Mana Artifacts
Sol Ring
100% of 6 decks +16% synergy
Arcane Signet
83% of 6 decks +11% synergy
Patchwork Banner
50% of 2 decks +45% synergy
Fellwar Stone
33% of 6 decks +12% synergy
Dimir Signet
33% of 6 decks +4% synergy
Talisman of Dominance
33% of 6 decks +1% synergy
Mana Crypt
17% of 6 decks +10% synergy
Lands
Woodland Chasm
100% of 1 decks +96% synergy
Haunted Mire
100% of 1 decks +93% synergy
Contaminated Landscape
100% of 1 decks +92% synergy
Gloomlake Verge
100% of 2 decks +91% synergy
Underground Mortuary
100% of 1 decks +87% synergy
Deathcap Glade
100% of 1 decks +86% synergy
Scrubland
100% of 1 decks +86% synergy
Tundra
100% of 1 decks +86% synergy
Undergrowth Stadium
100% of 1 decks +74% synergy
Vault of Champions
100% of 1 decks +74% synergy
Morphic Pool
100% of 6 decks +74% synergy
Sea of Clouds
100% of 1 decks +74% synergy
Raffine's Tower
100% of 1 decks +74% synergy
Drowned Catacomb
100% of 6 decks +73% synergy
Opulent Palace
100% of 1 decks +73% synergy
Arcane Sanctum
100% of 1 decks +72% synergy
Woodland Cemetery
100% of 1 decks +71% synergy
Isolated Chapel
100% of 1 decks +71% synergy
Zagoth Triome
100% of 1 decks +70% synergy
Hallowed Fountain
100% of 1 decks +60% synergy
Watery Grave
100% of 6 decks +60% synergy
Godless Shrine
100% of 1 decks +60% synergy
Overgrown Tomb
100% of 1 decks +58% synergy
Command Tower
83% of 6 decks +9% synergy
Shipwreck Marsh
67% of 6 decks +48% synergy
Sunken Hollow
67% of 6 decks +32% synergy
Exotic Orchard
67% of 6 decks +31% synergy
Clearwater Pathway
50% of 6 decks +41% synergy
Polluted Delta
50% of 6 decks +39% synergy
Choked Estuary
50% of 6 decks +33% synergy
Underground River
50% of 6 decks +29% synergy
Path of Ancestry
50% of 6 decks +28% synergy
Undercity Sewers
40% of 5 decks +29% synergy
Urza's Cave
33% of 3 decks +30% synergy
Darkslick Shores
33% of 6 decks +28% synergy
Fabled Passage
33% of 6 decks +24% synergy
Verdant Catacombs
33% of 6 decks +22% synergy
Tainted Isle
33% of 6 decks +22% synergy
Misty Rainforest
33% of 6 decks +22% synergy
Underground Sea
33% of 6 decks +19% synergy
Ice Tunnel
17% of 6 decks +14% synergy
Sunken Ruins
17% of 6 decks +12% synergy
Secluded Courtyard
17% of 6 decks +12% synergy
Gemstone Caverns
17% of 6 decks +12% synergy
Prismatic Vista
17% of 6 decks +11% synergy
Cavern of Souls
17% of 6 decks +10% synergy
Mana Confluence
17% of 6 decks +10% synergy
Bloodstained Mire
17% of 6 decks +6% synergy
Flooded Strand
17% of 6 decks +6% synergy
Scalding Tarn
17% of 6 decks +6% synergy