Colfenor, the Last Yew + Gutter Grime + Hangarback Walker + Altar of Dementia

Colfenor, the Last Yew
Gutter Grime
Hangarback Walker
Altar of Dementia

Requires
Colfenor, the Last Yew must be on the battlefield. Gutter Grime must be on the battlefield. Hangarback Walker must be in hand. Altar of Dementia must be on the battlefield.
Steps
  1. Cast Hangarback Walker by paying 0.
  2. Hangarback Walker enters the battlefield and dies as a state-based action due to having zero toughness.
  3. Gutter Grime triggers, putting a slime counter on it and creating a X/X Ooze creature token.
  4. Activate Altar of Dementia by sacrificing the Ooze.
  5. When the Ooze dies, Colfenor triggers, returning Hangarback Walker from your graveyard to the battlefield.
  6. Resolve the Altar of Dementia ability, causing target player to mill cards equal to the Ooze's power.
  7. Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite LTB. Infinite mill. Infinite sacrifice triggers. Infinite self-mill. Infinite storm count.

Top Commanders (1)
Colfenor, the Last Yew
0.28% of 1070 decks 3 decks
Creatures (50)
Omarthis, Ghostfire Initiate
100% of 2 decks +100% synergy
Skeleton Crew
100% of 1 decks +100% synergy
Pawn of Ulamog
100% of 3 decks +98% synergy
Walking Ballista
100% of 3 decks +96% synergy
Pitiless Plunderer
100% of 3 decks +95% synergy
Woe Strider
100% of 3 decks +94% synergy
Carrion Feeder
100% of 3 decks +87% synergy
Blood Artist
100% of 3 decks +85% synergy
Zulaport Cutthroat
100% of 3 decks +84% synergy
Elas il-Kor, Sadistic Pilgrim
100% of 2 decks +83% synergy
Viscera Seer
100% of 3 decks +80% synergy
Sakura-Tribe Elder
100% of 3 decks +74% synergy
Phyrexian Marauder
67% of 3 decks +67% synergy
Shifting Wall
67% of 3 decks +67% synergy
Ugin's Conjurant
67% of 3 decks +66% synergy
Endless One
67% of 3 decks +66% synergy
Sifter of Skulls
67% of 3 decks +66% synergy
Tormod, the Desecrator
67% of 3 decks +66% synergy
Cryptic Trilobite
67% of 3 decks +64% synergy
Foundation Breaker
67% of 3 decks +64% synergy
Midnight Reaper
67% of 3 decks +63% synergy
Spore Frog
67% of 3 decks +61% synergy
Corpse Knight
67% of 3 decks +60% synergy
Syr Konrad, the Grim
67% of 3 decks +59% synergy
Cruel Celebrant
67% of 3 decks +57% synergy
Termagant Swarm
50% of 2 decks +50% synergy
Haywire Mite
50% of 2 decks +46% synergy
Sultai Emissary
33% of 3 decks +33% synergy
Brindle Shoat
33% of 3 decks +33% synergy
Doomed Dissenter
33% of 3 decks +33% synergy
Corpse Augur
33% of 3 decks +33% synergy
Ornithopter
33% of 3 decks +33% synergy
Bloodthrone Vampire
33% of 3 decks +33% synergy
Voice of Resurgence
33% of 3 decks +33% synergy
Stonecoil Serpent
33% of 3 decks +33% synergy
Diligent Farmhand
33% of 3 decks +33% synergy
Dimir House Guard
33% of 3 decks +33% synergy
Dawntreader Elk
33% of 3 decks +33% synergy
Reassembling Skeleton
33% of 3 decks +32% synergy
Willow Geist
33% of 3 decks +32% synergy
Ao, the Dawn Sky
33% of 3 decks +32% synergy
Elvish Visionary
33% of 3 decks +32% synergy
Fleshbag Marauder
33% of 3 decks +32% synergy
Body Launderer
33% of 3 decks +31% synergy
Yahenni, Undying Partisan
33% of 3 decks +31% synergy
Mikaeus, the Lunarch
33% of 3 decks +30% synergy
Shriekmaw
33% of 3 decks +30% synergy
Poison-Tip Archer
33% of 3 decks +30% synergy
Mazirek, Kraul Death Priest
33% of 3 decks +30% synergy
Teysa Karlov
33% of 3 decks +29% synergy
Instants (18)
Path to Exile
67% of 3 decks +26% synergy
Swords to Plowshares
67% of 3 decks +4% synergy
Shred Memory
33% of 3 decks +33% synergy
Rebuff the Wicked
33% of 3 decks +33% synergy
Reckoner's Bargain
33% of 3 decks +33% synergy
Hagra Mauling
33% of 3 decks +32% synergy
Grapple with the Past
33% of 3 decks +31% synergy
Plumb the Forbidden
33% of 3 decks +31% synergy
Malakir Rebirth
33% of 3 decks +29% synergy
Village Rites
33% of 3 decks +27% synergy
Grisly Salvage
33% of 3 decks +25% synergy
Mythos of Nethroi
33% of 3 decks +22% synergy
Despark
33% of 3 decks +21% synergy
Enlightened Tutor
33% of 3 decks +20% synergy
Generous Gift
33% of 3 decks +18% synergy
Anguished Unmaking
33% of 3 decks +4% synergy
Assassin's Trophy
33% of 3 decks +4% synergy
Beast Within
33% of 3 decks +3% synergy
Sorceries (13)
Jarad's Orders
67% of 3 decks +64% synergy
Sign in Blood
67% of 3 decks +63% synergy
Night's Whisper
67% of 3 decks +52% synergy
Damn
67% of 3 decks +49% synergy
Kodama's Reach
67% of 3 decks +40% synergy
Cultivate
67% of 3 decks +19% synergy
Altar of Bone
33% of 3 decks +33% synergy
Profane Tutor
33% of 3 decks +32% synergy
Ondu Inversion
33% of 3 decks +32% synergy
Farewell
33% of 3 decks +25% synergy
Rampant Growth
33% of 3 decks +5% synergy
Nature's Lore
33% of 3 decks +4% synergy
Farseek
33% of 3 decks -9% synergy
Utility Artifacts (6)
Ashnod's Altar
100% of 3 decks +83% synergy
Phyrexian Altar
67% of 3 decks +58% synergy
Desecrated Tomb
33% of 3 decks +33% synergy
Blasting Station
33% of 3 decks +33% synergy
The Great Henge
33% of 3 decks +27% synergy
Skullclamp
33% of 3 decks +19% synergy
Enchantments (20)
Blight Mound
100% of 3 decks +99% synergy
Fanatical Devotion
67% of 3 decks +66% synergy
Abzan Ascendancy
67% of 3 decks +60% synergy
Phyrexian Arena
67% of 3 decks +52% synergy
Enduring Renewal
33% of 3 decks +33% synergy
Parapet
33% of 3 decks +33% synergy
Lumithread Field
33% of 3 decks +33% synergy
Builder's Blessing
33% of 3 decks +33% synergy
Fortifying Provisions
33% of 3 decks +33% synergy
Underworld Connections
33% of 3 decks +33% synergy
Attrition
33% of 3 decks +33% synergy
Golgari Germination
33% of 3 decks +32% synergy
Beastmaster Ascension
33% of 3 decks +31% synergy
Spidersilk Armor
33% of 3 decks +31% synergy
Fecundity
33% of 3 decks +31% synergy
Evolutionary Leap
33% of 3 decks +31% synergy
Dictate of Erebos
33% of 3 decks +30% synergy
Bastion of Remembrance
33% of 3 decks +28% synergy
Cathars' Crusade
33% of 3 decks +26% synergy
Moldervine Reclamation
33% of 3 decks +22% synergy
Utility Lands (5)
Bojuka Bog
100% of 3 decks +70% synergy
Temple of the False God
33% of 3 decks +28% synergy
High Market
33% of 3 decks +25% synergy
Reliquary Tower
33% of 3 decks +19% synergy
Rogue's Passage
33% of 3 decks +17% synergy
Mana Artifacts (10)
Arcane Signet
100% of 3 decks +34% synergy
Sol Ring
100% of 3 decks +19% synergy
Tangleroot
33% of 3 decks +33% synergy
Talisman of Unity
33% of 3 decks +27% synergy
Talisman of Hierarchy
33% of 3 decks +27% synergy
Talisman of Resilience
33% of 3 decks +26% synergy
Selesnya Signet
33% of 3 decks +25% synergy
Orzhov Signet
33% of 3 decks +24% synergy
Golgari Signet
33% of 3 decks +20% synergy
Chromatic Lantern
33% of 3 decks +18% synergy
Lands (39)
Sunpetal Grove
100% of 3 decks +66% synergy
Isolated Chapel
100% of 3 decks +66% synergy
Woodland Cemetery
100% of 3 decks +63% synergy
Blooming Marsh
67% of 3 decks +64% synergy
Concealed Courtyard
67% of 3 decks +64% synergy
Razorverge Thicket
67% of 3 decks +62% synergy
Tainted Field
67% of 3 decks +55% synergy
Tainted Wood
67% of 3 decks +55% synergy
Fabled Passage
67% of 3 decks +54% synergy
Myriad Landscape
67% of 3 decks +52% synergy
Krosan Verge
67% of 3 decks +49% synergy
Llanowar Wastes
67% of 3 decks +39% synergy
Caves of Koilos
67% of 3 decks +38% synergy
Sandsteppe Citadel
67% of 3 decks +15% synergy
Exotic Orchard
67% of 3 decks +11% synergy
Command Tower
67% of 3 decks -24% synergy
Orzhov Guildgate
33% of 3 decks +31% synergy
Selesnya Guildgate
33% of 3 decks +31% synergy
Golgari Guildgate
33% of 3 decks +31% synergy
Wooded Bastion
33% of 3 decks +29% synergy
Silent Clearing
33% of 3 decks +29% synergy
Nurturing Peatland
33% of 3 decks +27% synergy
Fetid Heath
33% of 3 decks +27% synergy
Twilight Mire
33% of 3 decks +27% synergy
Horizon Canopy
33% of 3 decks +27% synergy
Brightclimb Pathway
33% of 3 decks +25% synergy
Branchloft Pathway
33% of 3 decks +24% synergy
Terramorphic Expanse
33% of 3 decks +17% synergy
Overgrown Farmland
33% of 3 decks +16% synergy
Shineshadow Snarl
33% of 3 decks +13% synergy
Necroblossom Snarl
33% of 3 decks +13% synergy
Fortified Village
33% of 3 decks +12% synergy
Murmuring Bosk
33% of 3 decks +12% synergy
Brushland
33% of 3 decks +9% synergy
Path of Ancestry
33% of 3 decks +8% synergy
Evolving Wilds
33% of 3 decks +5% synergy
Vault of Champions
33% of 3 decks +3% synergy
Undergrowth Stadium
33% of 3 decks -1% synergy
Canopy Vista
33% of 3 decks -11% synergy