Cauldron Familiar + Witch's Oven + Dross Scorpion + Encroaching Mycosynth

Cauldron Familiar
Witch's Oven
Dross Scorpion
Encroaching Mycosynth

Requires
Cauldron Familiar must be on the battlefield. Witch's Oven must be on the battlefield. Dross Scorpion must be on the battlefield. Encroaching Mycosynth must be on the battlefield.
Steps
  1. Activate Witch's Oven by tapping it and sacrificing Cauldron Familiar.
  2. When Cauldron Familiar dies, Dross Scorpion triggers, untapping Witch's Oven.
  3. Resolve the Witch's Oven ability, creating a Food artifact token.
  4. Activate Cauldron Familiar by sacrificing a Food token, returning it from your graveyard to the battlefield.
  5. When Cauldron Familiar enters the battlefield, it triggers, causing each opponent to lose 1 life and you to gain 1 life.
  6. Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite lifegain. Infinite lifegain triggers. Infinite lifeloss. Infinite LTB. Infinite sacrifice triggers.

Ashnod the Uncaring
0.07% of 2979 decks 2 decks
Creatures
Lobelia, Defender of Bag End
100% of 1 decks +100% synergy
Threefold Thunderhulk
100% of 1 decks +99% synergy
Stormclaw Rager
100% of 1 decks +99% synergy
Gleaming Geardrake
100% of 1 decks +99% synergy
Disciple of the Vault
100% of 2 decks +99% synergy
Crime Novelist
100% of 1 decks +99% synergy
Academy Manufactor
100% of 2 decks +99% synergy
Arcbound Condor
100% of 1 decks +99% synergy
Ayara, Widow of the Realm
100% of 1 decks +99% synergy
Reckless Fireweaver
100% of 2 decks +98% synergy
Imskir Iron-Eater
100% of 1 decks +98% synergy
Forensic Gadgeteer
100% of 1 decks +98% synergy
Zulaport Cutthroat
100% of 2 decks +98% synergy
Marionette Master
100% of 2 decks +97% synergy
Mayhem Devil
100% of 2 decks +97% synergy
Mirkwood Bats
100% of 1 decks +95% synergy
Saheeli, the Sun's Brilliance
100% of 1 decks +95% synergy
Undercity Scrounger
50% of 2 decks +50% synergy
Phyrexian Walker
50% of 2 decks +50% synergy
Venser, Corpse Puppet
50% of 2 decks +50% synergy
Mirran Spy
50% of 2 decks +50% synergy
Bonecaller Cleric
50% of 2 decks +50% synergy
Junk Winder
50% of 2 decks +50% synergy
Corridor Monitor
50% of 2 decks +50% synergy
Sanguinary Priest
50% of 2 decks +50% synergy
Workshop Assistant
50% of 2 decks +50% synergy
Pestermite
50% of 2 decks +50% synergy
Thopter Assembly
50% of 2 decks +50% synergy
Combat Courier
50% of 2 decks +50% synergy
Breya's Apprentice
50% of 2 decks +50% synergy
Junk Diver
50% of 2 decks +50% synergy
Slobad, Iron Goblin
50% of 2 decks +50% synergy
Imotekh the Stormlord
50% of 2 decks +50% synergy
Sage of Lat-Nam
50% of 2 decks +49% synergy
Whisper, Blood Liturgist
50% of 2 decks +49% synergy
Ingenious Artillerist
50% of 2 decks +49% synergy
Grimgrin, Corpse-Born
50% of 2 decks +49% synergy
Eloise, Nephalia Sleuth
50% of 2 decks +49% synergy
Dreamscape Artist
50% of 2 decks +49% synergy
Nadier's Nightblade
50% of 2 decks +49% synergy
Dockside Chef
50% of 2 decks +49% synergy
Scrap Welder
50% of 2 decks +49% synergy
Duskmantle Guildmage
50% of 2 decks +49% synergy
Myr Battlesphere
50% of 2 decks +49% synergy
Priest of Forgotten Gods
50% of 2 decks +49% synergy
Ghoulcaller Gisa
50% of 2 decks +49% synergy
Herald of Anguish
50% of 2 decks +49% synergy
Doomed Necromancer
50% of 2 decks +49% synergy
Ruthless Knave
50% of 2 decks +49% synergy
Myr Retriever
50% of 2 decks +48% synergy
Instants
Debt to the Kami
50% of 2 decks +50% synergy
Body Count
50% of 2 decks +50% synergy
Dramatic Reversal
50% of 2 decks +47% synergy
Go for the Throat
50% of 2 decks +44% synergy
Force of Will
50% of 2 decks +39% synergy
Fact or Fiction
50% of 2 decks +37% synergy
Mana Drain
50% of 2 decks +34% synergy
Vampiric Tutor
50% of 2 decks +31% synergy
Cyclonic Rift
50% of 2 decks +22% synergy
Sorceries
Extract
50% of 2 decks +50% synergy
Emergency Weld
50% of 2 decks +50% synergy
Drawn from Dreams
50% of 2 decks +49% synergy
Red Sun's Twilight
50% of 2 decks +48% synergy
Demonic Tutor
50% of 2 decks +26% synergy
Feed the Swarm
50% of 2 decks +14% synergy
Blasphemous Act
50% of 2 decks +1% synergy
Utility Artifacts
Summoning Station
100% of 2 decks +100% synergy
The Millennium Calendar
100% of 1 decks +100% synergy
Clock of Omens
100% of 2 decks +100% synergy
Transmutation Font
100% of 1 decks +99% synergy
Vexing Bauble
100% of 1 decks +99% synergy
Cranial Ram
100% of 1 decks +98% synergy
Esoteric Duplicator
100% of 1 decks +97% synergy
Salvaging Station
50% of 2 decks +50% synergy
Noble's Purse
50% of 2 decks +50% synergy
Pithing Needle
50% of 2 decks +50% synergy
Welding Jar
50% of 2 decks +50% synergy
Throne of Geth
50% of 2 decks +50% synergy
Transmogrant Altar
50% of 2 decks +50% synergy
Liquimetal Coating
50% of 2 decks +50% synergy
Manifold Key
50% of 2 decks +49% synergy
Helm of Awakening
50% of 2 decks +49% synergy
Pyrite Spellbomb
50% of 2 decks +49% synergy
Dross Skullbomb
50% of 2 decks +49% synergy
Cranial Plating
50% of 2 decks +49% synergy
Moonsilver Key
50% of 2 decks +49% synergy
Mirrorworks
50% of 2 decks +48% synergy
Mystic Forge
50% of 2 decks +48% synergy
Aether Spellbomb
50% of 2 decks +48% synergy
Sculpting Steel
50% of 2 decks +48% synergy
Mishra's Bauble
50% of 2 decks +48% synergy
Mnemonic Sphere
50% of 2 decks +48% synergy
Time Sieve
50% of 2 decks +48% synergy
Altar of Dementia
50% of 2 decks +48% synergy
Cloud Key
50% of 2 decks +48% synergy
Mindcrank
50% of 2 decks +47% synergy
Trading Post
50% of 2 decks +47% synergy
Oni-Cult Anvil
50% of 2 decks +47% synergy
Spine of Ish Sah
50% of 2 decks +47% synergy
Isochron Scepter
50% of 2 decks +47% synergy
Ichor Wellspring
50% of 2 decks +46% synergy
Phyrexian Altar
50% of 2 decks +46% synergy
Skullclamp
50% of 2 decks +44% synergy
Bolas's Citadel
50% of 2 decks +43% synergy
Ashnod's Altar
50% of 2 decks +42% synergy
Enchantments
Intruder Alarm
100% of 2 decks +100% synergy
Ensoul Artifact
50% of 2 decks +50% synergy
Efficient Construction
50% of 2 decks +50% synergy
Agent of the Iron Throne
50% of 2 decks +49% synergy
Biotransference
50% of 2 decks +48% synergy
Bloodchief Ascension
50% of 2 decks +46% synergy
Black Market Connections
50% of 2 decks +38% synergy
Rhystic Study
50% of 2 decks +23% synergy
Planeswalkers
Tezzeret, Agent of Bolas
50% of 2 decks +50% synergy
Daretti, Ingenious Iconoclast
50% of 2 decks +49% synergy
Tezzeret, Master of the Bridge
50% of 2 decks +48% synergy
Utility Lands
Arcane Lighthouse
50% of 2 decks +49% synergy
Mortuary Mire
50% of 2 decks +49% synergy
Treasure Vault
50% of 2 decks +48% synergy
Darksteel Citadel
50% of 2 decks +48% synergy
Vault of Whispers
50% of 2 decks +44% synergy
Great Furnace
50% of 2 decks +44% synergy
Seat of the Synod
50% of 2 decks +44% synergy
Temple of the False God
50% of 2 decks +40% synergy
Bojuka Bog
50% of 2 decks +24% synergy
Mana Artifacts
Thran Dynamo
50% of 2 decks +44% synergy
Mind Stone
50% of 2 decks +33% synergy
Commander's Sphere
50% of 2 decks +23% synergy
Fellwar Stone
50% of 2 decks +14% synergy
Talisman of Indulgence
50% of 2 decks +10% synergy
Izzet Signet
50% of 2 decks +9% synergy
Dimir Signet
50% of 2 decks +5% synergy
Talisman of Creativity
50% of 2 decks +5% synergy
Talisman of Dominance
50% of 2 decks +3% synergy
Arcane Signet
50% of 2 decks -38% synergy
Lands
Seething Landscape
100% of 1 decks +61% synergy
Gemstone Mine
50% of 2 decks +49% synergy
Demolition Field
50% of 2 decks +48% synergy
Darkslick Shores
50% of 2 decks +46% synergy
Drossforge Bridge
50% of 2 decks +45% synergy
Fabled Passage
50% of 2 decks +41% synergy
Clearwater Pathway
50% of 2 decks +41% synergy
Reflecting Pool
50% of 2 decks +40% synergy
Sulfurous Springs
50% of 2 decks +26% synergy
Shivan Reef
50% of 2 decks +22% synergy
Polluted Delta
50% of 2 decks +20% synergy
Bloodstained Mire
50% of 2 decks +20% synergy
Scalding Tarn
50% of 2 decks +19% synergy
Blood Crypt
50% of 2 decks +6% synergy
Steam Vents
50% of 2 decks +6% synergy
Xander's Lounge
50% of 2 decks +5% synergy
Exotic Orchard
50% of 2 decks -7% synergy
Crumbling Necropolis
50% of 2 decks -9% synergy
Command Tower
50% of 2 decks -42% synergy