Cauldron of Souls + Dross Scorpion + Altar of Dementia + Mycosynth Lattice

Cauldron of Souls
Dross Scorpion
Altar of Dementia
Mycosynth Lattice

Requires
Cauldron of Souls must be on the battlefield. Dross Scorpion must be on the battlefield. Altar of Dementia must be on the battlefield. Mycosynth Lattice must be on the battlefield. An opponent was dealt damage this turn. The creature with bloodthirst does not have a -1/-1 counter on it.
Steps
  1. Activate Cauldron of Souls by tapping it, giving the creature with bloodthirst persist until end of turn.
  2. Activate Altar of Dementia by sacrificing the creature with bloodthirst.
  3. When the creature dies, its persist ability and Dross Scorpion trigger.
  4. Resolve the persist trigger, returning the creature from your graveyard to the battlefield, which enters the battlefield with at least one +1/+1 counter on it due to its bloodthirst ability.
  5. Resolve the Dross Scorpion trigger, untapping Cauldron of Souls.
  6. Resolve the Altar of Dementia ability, causing target player to mill cards equal to the sacrificed creature's power.
  7. Repeat.
Results
Infinite LTB. Infinite ETB. Infinite sacrifice triggers. Infinite death triggers. Infinite mill. Infinite self-mill.

Magda, Brazen Outlaw
0.01% of 12201 decks 1 decks
Jin-Gitaxias
0.03% of 3365 decks 1 decks
Blaster, Combat DJ
0.16% of 640 decks 1 decks
Game Changers
Jin-Gitaxias, Core Augur
100% of 1 decks +98% synergy
Mystical Tutor
100% of 1 decks +86% synergy
Cyclonic Rift
100% of 1 decks +73% synergy
Mox Diamond
33% of 3 decks +29% synergy
The One Ring
33% of 3 decks +26% synergy
Ancient Tomb
33% of 3 decks +23% synergy
Creatures
Knacksaw Clique
100% of 1 decks +100% synergy
Meria, Scholar of Antiquity
100% of 1 decks +100% synergy
Treasure Mage
100% of 1 decks +100% synergy
Cradle Clearcutter
100% of 1 decks +99% synergy
Grand Architect
100% of 1 decks +99% synergy
Vedalken Engineer
100% of 1 decks +99% synergy
Unctus, Grand Metatect
100% of 1 decks +99% synergy
Master Transmuter
100% of 1 decks +98% synergy
Grumgully, the Generous
100% of 1 decks +98% synergy
Goblin Welder
100% of 2 decks +97% synergy
Jin-Gitaxias, Progress Tyrant
100% of 1 decks +97% synergy
Silver Myr
100% of 1 decks +97% synergy
Spellskite
100% of 1 decks +97% synergy
The Reality Chip
100% of 1 decks +96% synergy
Emry, Lurker of the Loch
100% of 1 decks +96% synergy
Kodama of the West Tree
100% of 1 decks +96% synergy
Forgotten Ancient
100% of 1 decks +94% synergy
Phyrexian Metamorph
100% of 1 decks +93% synergy
Myr Retriever
67% of 3 decks +65% synergy
Palladium Myr
67% of 3 decks +65% synergy
Solemn Simulacrum
67% of 3 decks +53% synergy
Titan of Eternal Fire
50% of 2 decks +50% synergy
Furystoke Giant
50% of 2 decks +50% synergy
Bhaal's Invoker
50% of 2 decks +50% synergy
Olivia's Attendants
50% of 2 decks +50% synergy
Dwarven Bloodboiler
50% of 2 decks +50% synergy
Syr Ginger, the Meal Ender
50% of 2 decks +49% synergy
Threefold Thunderhulk
50% of 2 decks +49% synergy
Iron Myr
50% of 2 decks +47% synergy
Xorn
50% of 2 decks +46% synergy
Hellkite Tyrant
50% of 2 decks +46% synergy
Reckless Fireweaver
50% of 2 decks +46% synergy
Roaming Throne
50% of 2 decks +43% synergy
Transmogrifying Licid
33% of 3 decks +33% synergy
Tatterkite
33% of 3 decks +33% synergy
Workhorse
33% of 3 decks +33% synergy
Karn, Silver Golem
33% of 3 decks +33% synergy
Battered Golem
33% of 3 decks +33% synergy
Pentavus
33% of 3 decks +33% synergy
Lesser Masticore
33% of 3 decks +33% synergy
Arcbound Worker
33% of 3 decks +33% synergy
Arcbound Reclaimer
33% of 3 decks +33% synergy
Hexavus
33% of 3 decks +33% synergy
Ancestral Statue
33% of 3 decks +33% synergy
Mindless Automaton
33% of 3 decks +33% synergy
Crystalline Crawler
33% of 3 decks +33% synergy
Myr Galvanizer
33% of 3 decks +33% synergy
Arcbound Ravager
33% of 3 decks +33% synergy
Metalworker
33% of 3 decks +33% synergy
Triskelion
33% of 3 decks +33% synergy
Instants
Turn Aside
100% of 1 decks +99% synergy
Perplexing Test
100% of 1 decks +98% synergy
Cryptic Command
100% of 1 decks +98% synergy
Evacuation
100% of 1 decks +98% synergy
Blue Sun's Zenith
100% of 1 decks +97% synergy
Delay
100% of 1 decks +97% synergy
Narset's Reversal
100% of 1 decks +97% synergy
Muddle the Mixture
100% of 1 decks +95% synergy
Aetherize
100% of 1 decks +94% synergy
Consider
100% of 1 decks +94% synergy
Reality Shift
100% of 1 decks +91% synergy
Rapid Hybridization
100% of 1 decks +91% synergy
Opt
100% of 1 decks +91% synergy
Pongify
100% of 1 decks +89% synergy
Worldly Tutor
100% of 1 decks +86% synergy
Brainstorm
100% of 1 decks +80% synergy
An Offer You Can't Refuse
100% of 1 decks +79% synergy
Negate
100% of 1 decks +77% synergy
Counterspell
100% of 1 decks +57% synergy
Commune with Lava
50% of 2 decks +49% synergy
Valakut Awakening
50% of 2 decks +44% synergy
Deflecting Swat
50% of 2 decks +34% synergy
Sorceries
Wash Out
100% of 1 decks +99% synergy
Consuming Tide
100% of 1 decks +99% synergy
Reshape
100% of 1 decks +99% synergy
Life's Legacy
100% of 1 decks +98% synergy
Gitaxian Probe
100% of 1 decks +94% synergy
Fabricate
100% of 1 decks +94% synergy
Finale of Devastation
100% of 1 decks +92% synergy
Bala Ged Recovery
100% of 1 decks +91% synergy
Gamble
100% of 2 decks +90% synergy
Ponder
100% of 1 decks +88% synergy
Three Visits
100% of 1 decks +76% synergy
Nature's Lore
100% of 1 decks +68% synergy
Saheeli's Directive
50% of 2 decks +50% synergy
Vandalblast
50% of 2 decks +34% synergy
Utility Artifacts
Ozolith, the Shattered Spire
100% of 1 decks +95% synergy
The Great Henge
100% of 1 decks +90% synergy
Summoning Station
67% of 3 decks +67% synergy
Grinding Station
67% of 3 decks +66% synergy
Krark-Clan Ironworks
67% of 3 decks +66% synergy
Phyrexian Altar
67% of 3 decks +63% synergy
Sensei's Divining Top
67% of 3 decks +62% synergy
Ashnod's Altar
67% of 3 decks +59% synergy
Thran Forge
33% of 3 decks +33% synergy
Silverskin Armor
33% of 3 decks +33% synergy
Runed Stalactite
33% of 3 decks +33% synergy
Amorphous Axe
33% of 3 decks +33% synergy
Salvaging Station
33% of 3 decks +33% synergy
Ashnod's Transmogrant
33% of 3 decks +33% synergy
Scythe of the Wretched
33% of 3 decks +33% synergy
Flayer Husk
33% of 3 decks +33% synergy
Myr Matrix
33% of 3 decks +33% synergy
Retrofitter Foundry
33% of 3 decks +33% synergy
Myr Turbine
33% of 3 decks +33% synergy
Animation Module
33% of 3 decks +33% synergy
Liquimetal Coating
33% of 3 decks +33% synergy
Clown Car
33% of 3 decks +33% synergy
Blasting Station
33% of 3 decks +33% synergy
Mycosynth Wellspring
33% of 3 decks +33% synergy
Semblance Anvil
33% of 3 decks +33% synergy
Helm of Awakening
33% of 3 decks +32% synergy
Clock of Omens
33% of 3 decks +32% synergy
Mirage Mirror
33% of 3 decks +32% synergy
Portal to Phyrexia
33% of 3 decks +32% synergy
Cloud Key
33% of 3 decks +31% synergy
Sculpting Steel
33% of 3 decks +31% synergy
Unwinding Clock
33% of 3 decks +31% synergy
Maskwood Nexus
33% of 3 decks +31% synergy
Mystic Forge
33% of 3 decks +30% synergy
Helm of the Host
33% of 3 decks +30% synergy
Wayfarer's Bauble
33% of 3 decks +24% synergy
Enchantments
Shifting Sky
100% of 1 decks +100% synergy
Artificer Class
100% of 1 decks +99% synergy
Fight Rigging
100% of 1 decks +99% synergy
Pemmin's Aura
100% of 1 decks +99% synergy
Freed from the Real
100% of 1 decks +98% synergy
Invigorating Hot Spring
100% of 1 decks +98% synergy
Branching Evolution
100% of 1 decks +94% synergy
Goblin Bombardment
100% of 2 decks +94% synergy
Tribute to the World Tree
100% of 1 decks +93% synergy
Guardian Project
100% of 1 decks +92% synergy
Rhythm of the Wild
100% of 1 decks +77% synergy
Burning Anger
50% of 2 decks +50% synergy
Quest for Pure Flame
50% of 2 decks +50% synergy
All Will Be One
50% of 2 decks +47% synergy
Planeswalkers
Tezzeret the Seeker
100% of 1 decks +98% synergy
Daretti, Scrap Savant
50% of 2 decks +48% synergy
Utility Lands
Tree of Tales
100% of 1 decks +98% synergy
Academy Ruins
100% of 1 decks +95% synergy
Boseiju, Who Endures
100% of 1 decks +81% synergy
Great Furnace
50% of 2 decks +45% synergy
Boseiju, Who Shelters All
33% of 3 decks +33% synergy
Homeward Path
33% of 3 decks +32% synergy
Maze of Ith
33% of 3 decks +31% synergy
Inventors' Fair
33% of 3 decks +30% synergy
Buried Ruin
33% of 3 decks +28% synergy
Urza's Saga
33% of 3 decks +26% synergy
Yavimaya, Cradle of Growth
33% of 3 decks +24% synergy
Rogue's Passage
33% of 3 decks +14% synergy
Reliquary Tower
33% of 3 decks +4% synergy
Mana Artifacts
Sol Ring
100% of 3 decks +16% synergy
Arcane Signet
67% of 3 decks -5% synergy
Cursed Mirror
50% of 2 decks +45% synergy
Empowered Autogenerator
33% of 3 decks +33% synergy
Nyx Lotus
33% of 3 decks +32% synergy
Chromatic Orrery
33% of 3 decks +32% synergy
Worn Powerstone
33% of 3 decks +31% synergy
Liquimetal Torque
33% of 3 decks +30% synergy
Gilded Lotus
33% of 3 decks +30% synergy
Mox Opal
33% of 3 decks +29% synergy
Everflowing Chalice
33% of 3 decks +29% synergy
Decanter of Endless Water
33% of 3 decks +29% synergy
Mana Crypt
33% of 3 decks +27% synergy
Lands
Slagwoods Bridge
100% of 1 decks +97% synergy
Fire-Lit Thicket
100% of 1 decks +95% synergy
Sheltered Thicket
100% of 1 decks +92% synergy
Cragcrown Pathway
100% of 1 decks +91% synergy
Taiga
100% of 1 decks +87% synergy
Temple of Abandon
100% of 1 decks +86% synergy
Karplusan Forest
100% of 1 decks +83% synergy
Rockfall Vale
100% of 1 decks +78% synergy
Rootbound Crag
100% of 1 decks +76% synergy
Cinder Glade
100% of 1 decks +62% synergy
Stomping Ground
100% of 1 decks +59% synergy
Wooded Foothills
33% of 3 decks +23% synergy