Colfenor, the Last Yew
Gutter Grime
Altar of Dementia

   Prerequisites

What do I need to start this combo?
Creature castable for 0 in hand.
All other permanents on the battlefield.
Gutter Grime has slime counters on it at least equal to the toughness of the creature card in your hand.

   Steps

How does this combo work?
1
Cast the creature card in your hand by paying 0.
2
Either that creature dies as a state-based action due to having zero toughness, or activate Altar of Dementia by sacrificing that creature.
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 the creature card from your graveyard to your hand.
6
If the Altar of Dementia abilities, milling target player a number of cards equal to the sacrificed creature's power each time.
7
Repeat.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite sacrifice triggers
Infinite death triggers
Infinite mill
Infinite self-mill
Infinite storm count
Infinite creature tokens that are infinitely large
Colfenor, the Last Yew
0.6%inclusion7 decks1.13K decks
High Synergy Cards
Viscera Seer
86%inclusion6 decks7 decks
76%synergy
Ashnod's Altar
86%inclusion6 decks7 decks
75%synergy
Walking Ballista
71%inclusion5 decks7 decks
69%synergy
Endless One
57%inclusion4 decks7 decks
57%synergy
Hangarback Walker
57%inclusion4 decks7 decks
56%synergy
Pawn of Ulamog
57%inclusion4 decks7 decks
56%synergy
Phyrexian Altar
57%inclusion4 decks7 decks
52%synergy
Stitcher's Supplier
57%inclusion4 decks7 decks
52%synergy
Eternal Witness
71%inclusion5 decks7 decks
52%synergy
Game Changers
Ancient Tomb
29%inclusion2 decks7 decks
21%synergy
Serra's Sanctum
14%inclusion1 decks7 decks
13%synergy
Survival of the Fittest
14%inclusion1 decks7 decks
12%synergy
Glacial Chasm
14%inclusion1 decks7 decks
10%synergy
Worldly Tutor
14%inclusion1 decks7 decks
6%synergy
Aura Shards
14%inclusion1 decks7 decks
5%synergy
Teferi's Protection
14%inclusion1 decks7 decks
1%synergy
Demonic Tutor
14%inclusion1 decks7 decks
1%synergy
Creatures
Sifter of Skulls
43%inclusion3 decks7 decks
43%synergy
Ornithopter
43%inclusion3 decks7 decks
43%synergy
Stonecoil Serpent
43%inclusion3 decks7 decks
43%synergy
Reveillark
43%inclusion3 decks7 decks
40%synergy
Pitiless Plunderer
43%inclusion3 decks7 decks
39%synergy
Spore Frog
43%inclusion3 decks7 decks
39%synergy
Karmic Guide
43%inclusion3 decks7 decks
38%synergy
Carrion Feeder
43%inclusion3 decks7 decks
36%synergy
Beast Whisperer
43%inclusion3 decks7 decks
36%synergy
Sakura-Tribe Elder
43%inclusion3 decks7 decks
23%synergy
Birds of Paradise
43%inclusion3 decks7 decks
9%synergy
Ticket Tortoise
33%inclusion1 decks3 decks
33%synergy
Molt Tender
33%inclusion1 decks3 decks
33%synergy
Ainok Wayfarer
33%inclusion1 decks3 decks
33%synergy
Marketback Walker
33%inclusion1 decks3 decks
33%synergy
Umbral Collar Zealot
33%inclusion1 decks3 decks
30%synergy
Memnite
29%inclusion2 decks7 decks
29%synergy
Myr Retriever
29%inclusion2 decks7 decks
28%synergy
Ugin's Conjurant
29%inclusion2 decks7 decks
28%synergy
Viridian Emissary
29%inclusion2 decks7 decks
28%synergy
Drivnod, Carnage Dominus
29%inclusion2 decks7 decks
28%synergy
Tormod, the Desecrator
29%inclusion2 decks7 decks
28%synergy
Foundation Breaker
29%inclusion2 decks7 decks
28%synergy
Ornithopter of Paradise
29%inclusion2 decks7 decks
27%synergy
Cryptic Trilobite
29%inclusion2 decks7 decks
27%synergy
Teysa Karlov
29%inclusion2 decks7 decks
26%synergy
Gray Merchant of Asphodel
29%inclusion2 decks7 decks
26%synergy
Accursed Marauder
29%inclusion2 decks7 decks
26%synergy
Morbid Opportunist
29%inclusion2 decks7 decks
26%synergy
Saffi Eriksdotter
29%inclusion2 decks7 decks
25%synergy
Corpse Knight
29%inclusion2 decks7 decks
24%synergy
Luminous Broodmoth
29%inclusion2 decks7 decks
24%synergy
Syr Konrad, the Grim
29%inclusion2 decks7 decks
24%synergy
Satyr Wayfinder
29%inclusion2 decks7 decks
23%synergy
Sapling of Colfenor
29%inclusion2 decks7 decks
21%synergy
Deathrite Shaman
29%inclusion2 decks7 decks
20%synergy
Six
29%inclusion2 decks7 decks
14%synergy
Ozox, the Clattering King
25%inclusion1 decks4 decks
25%synergy
Friendly Teddy
20%inclusion1 decks5 decks
20%synergy
Living Phone
20%inclusion1 decks5 decks
20%synergy
Enduring Vitality
20%inclusion1 decks5 decks
14%synergy
Enduring Tenacity
17%inclusion1 decks6 decks
9%synergy
Fecund Greenshell
17%inclusion1 decks6 decks
6%synergy
Auriok Replica
14%inclusion1 decks7 decks
14%synergy
Runed Servitor
14%inclusion1 decks7 decks
14%synergy
Runaway Trash-Bot
14%inclusion1 decks7 decks
14%synergy
Perilous Myr
14%inclusion1 decks7 decks
14%synergy
Workshop Assistant
14%inclusion1 decks7 decks
14%synergy
Glaring Fleshraker
14%inclusion1 decks7 decks
14%synergy
Monk Idealist
14%inclusion1 decks7 decks
14%synergy
Instants
Swords to Plowshares
43%inclusion3 decks7 decks
-21%synergy
Malakir Rebirth
29%inclusion2 decks7 decks
24%synergy
Path to Exile
29%inclusion2 decks7 decks
-18%synergy
Reaping the Graves
14%inclusion1 decks7 decks
14%synergy
Season of Renewal
14%inclusion1 decks7 decks
14%synergy
Weather the Storm
14%inclusion1 decks7 decks
14%synergy
Shred Memory
14%inclusion1 decks7 decks
14%synergy
Foul Renewal
14%inclusion1 decks7 decks
14%synergy
Not Dead After All
14%inclusion1 decks7 decks
14%synergy
Get Lost
14%inclusion1 decks7 decks
13%synergy
Cosmic Rebirth
14%inclusion1 decks7 decks
13%synergy
Mythos of Nethroi
14%inclusion1 decks7 decks
9%synergy
Dark Ritual
14%inclusion1 decks7 decks
8%synergy
Grisly Salvage
14%inclusion1 decks7 decks
8%synergy
Abrupt Decay
14%inclusion1 decks7 decks
8%synergy
Eladamri's Call
14%inclusion1 decks7 decks
7%synergy
Anguished Unmaking
14%inclusion1 decks7 decks
-22%synergy
Sorceries
Cultivate
43%inclusion3 decks7 decks
3%synergy
Tendrils of Agony
29%inclusion2 decks7 decks
29%synergy
Dimir Machinations
29%inclusion2 decks7 decks
28%synergy
Final Parting
29%inclusion2 decks7 decks
28%synergy
Insatiable Avarice
29%inclusion2 decks7 decks
27%synergy
Jarad's Orders
29%inclusion2 decks7 decks
27%synergy
Diabolic Tutor
29%inclusion2 decks7 decks
26%synergy
Diabolic Intent
29%inclusion2 decks7 decks
23%synergy
Toxic Deluge
29%inclusion2 decks7 decks
6%synergy
Rampant Growth
29%inclusion2 decks7 decks
2%synergy
Reviving Melody
14%inclusion1 decks7 decks
14%synergy
Behold the Beyond
14%inclusion1 decks7 decks
14%synergy
Illicit Shipment
14%inclusion1 decks7 decks
14%synergy
Ecological Appreciation
14%inclusion1 decks7 decks
14%synergy
Beseech the Queen
14%inclusion1 decks7 decks
14%synergy
Altar of Bone
14%inclusion1 decks7 decks
14%synergy
Primal Growth
14%inclusion1 decks7 decks
14%synergy
Tooth and Nail
14%inclusion1 decks7 decks
14%synergy
Far Wanderings
14%inclusion1 decks7 decks
14%synergy
Pillage the Bog
14%inclusion1 decks7 decks
13%synergy
Lively Dirge
14%inclusion1 decks7 decks
13%synergy
Dig Up
14%inclusion1 decks7 decks
13%synergy
Malevolent Rumble
14%inclusion1 decks7 decks
13%synergy
Mulch
14%inclusion1 decks7 decks
13%synergy
Vanquish the Horde
14%inclusion1 decks7 decks
12%synergy
Idyllic Tutor
14%inclusion1 decks7 decks
12%synergy
Sign in Blood
14%inclusion1 decks7 decks
11%synergy
Duneblast
14%inclusion1 decks7 decks
11%synergy
Wrath of God
14%inclusion1 decks7 decks
11%synergy
Living Death
14%inclusion1 decks7 decks
11%synergy
Green Sun's Zenith
14%inclusion1 decks7 decks
9%synergy
Sevinne's Reclamation
14%inclusion1 decks7 decks
8%synergy
Last March of the Ents
14%inclusion1 decks7 decks
7%synergy
Bala Ged Recovery
14%inclusion1 decks7 decks
7%synergy
Buried Alive
14%inclusion1 decks7 decks
6%synergy
Life from the Loam
14%inclusion1 decks7 decks
4%synergy
Night's Whisper
14%inclusion1 decks7 decks
2%synergy
Damn
14%inclusion1 decks7 decks
1%synergy
Dusk // Dawn
14%inclusion1 decks7 decks
1%synergy
Eerie Ultimatum
14%inclusion1 decks7 decks
-8%synergy
Kodama's Reach
14%inclusion1 decks7 decks
-8%synergy
Utility Artifacts
Blasting Station
43%inclusion3 decks7 decks
43%synergy
Wishclaw Talisman
29%inclusion2 decks7 decks
27%synergy
Scythe of the Wretched
14%inclusion1 decks7 decks
14%synergy
Grafted Wargear
14%inclusion1 decks7 decks
14%synergy
God-Pharaoh's Gift
14%inclusion1 decks7 decks
14%synergy
Gate to the Afterlife
14%inclusion1 decks7 decks
14%synergy
Mishra's Bauble
14%inclusion1 decks7 decks
14%synergy
Deathrender
14%inclusion1 decks7 decks
14%synergy
Spawning Pit
14%inclusion1 decks7 decks
14%synergy
Nim Deathmantle
14%inclusion1 decks7 decks
14%synergy
Desecrated Tomb
14%inclusion1 decks7 decks
14%synergy
The Skullspore Nexus
14%inclusion1 decks7 decks
14%synergy
Birthing Pod
14%inclusion1 decks7 decks
11%synergy
Aetherflux Reservoir
14%inclusion1 decks7 decks
9%synergy
Colfenor's Urn
14%inclusion1 decks7 decks
9%synergy
The Great Henge
14%inclusion1 decks7 decks
8%synergy
Conduit of Worlds
14%inclusion1 decks7 decks
5%synergy
Skullclamp
14%inclusion1 decks7 decks
2%synergy
Enchantments
Death's Oasis
43%inclusion3 decks7 decks
41%synergy
Grave Pact
43%inclusion3 decks7 decks
41%synergy
Moldervine Reclamation
43%inclusion3 decks7 decks
37%synergy
Mirari's Wake
43%inclusion3 decks7 decks
34%synergy
Insidious Roots
43%inclusion3 decks7 decks
33%synergy
The Sibsig Ceremony
33%inclusion1 decks3 decks
33%synergy
On Wings of Gold
33%inclusion1 decks3 decks
31%synergy
Enduring Renewal
29%inclusion2 decks7 decks
29%synergy
Fecundity
29%inclusion2 decks7 decks
28%synergy
Evolutionary Leap
29%inclusion2 decks7 decks
27%synergy
Ghostly Prison
29%inclusion2 decks7 decks
22%synergy
Guardian Project
29%inclusion2 decks7 decks
21%synergy
Ripples of Undeath
29%inclusion2 decks7 decks
16%synergy
Mantle of Leadership
14%inclusion1 decks7 decks
14%synergy
Tempered Steel
14%inclusion1 decks7 decks
14%synergy
Feed the Pack
14%inclusion1 decks7 decks
14%synergy
Soul Enervation
14%inclusion1 decks7 decks
14%synergy
Blight Mound
14%inclusion1 decks7 decks
14%synergy
Case of the Stashed Skeleton
14%inclusion1 decks7 decks
14%synergy
Solemnity
14%inclusion1 decks7 decks
14%synergy
Martyr's Bond
14%inclusion1 decks7 decks
14%synergy
Attrition
14%inclusion1 decks7 decks
14%synergy
Leyline of Vitality
14%inclusion1 decks7 decks
14%synergy
Ethereal Absolution
14%inclusion1 decks7 decks
14%synergy
Golgari Germination
14%inclusion1 decks7 decks
14%synergy
Collective Blessing
14%inclusion1 decks7 decks
14%synergy
Awakening Zone
14%inclusion1 decks7 decks
13%synergy
Oversold Cemetery
14%inclusion1 decks7 decks
13%synergy
Hunting Grounds
14%inclusion1 decks7 decks
13%synergy
Elven Chorus
14%inclusion1 decks7 decks
13%synergy
Earthcraft
14%inclusion1 decks7 decks
13%synergy
The Creation of Avacyn
14%inclusion1 decks7 decks
13%synergy
Out of the Tombs
14%inclusion1 decks7 decks
12%synergy
Greed
14%inclusion1 decks7 decks
12%synergy
Greater Auramancy
14%inclusion1 decks7 decks
12%synergy
Spidersilk Armor
14%inclusion1 decks7 decks
11%synergy
Greater Good
14%inclusion1 decks7 decks
10%synergy
The Meathook Massacre
14%inclusion1 decks7 decks
10%synergy
Abzan Ascendancy
14%inclusion1 decks7 decks
10%synergy
Cathars' Crusade
14%inclusion1 decks7 decks
9%synergy
Animate Dead
14%inclusion1 decks7 decks
9%synergy
Sterling Grove
14%inclusion1 decks7 decks
5%synergy
Black Market Connections
14%inclusion1 decks7 decks
5%synergy
Sylvan Library
14%inclusion1 decks7 decks
2%synergy
Sanguine Bond
14%inclusion1 decks7 decks
1%synergy
Planeswalkers
Wrenn and Seven
14%inclusion1 decks7 decks
12%synergy
Tyvar, Jubilant Brawler
14%inclusion1 decks7 decks
11%synergy
Utility Lands
Phyrexian Tower
43%inclusion3 decks7 decks
33%synergy
Urborg, Tomb of Yawgmoth
43%inclusion3 decks7 decks
24%synergy
Boseiju, Who Endures
43%inclusion3 decks7 decks
22%synergy
Yavimaya, Cradle of Growth
43%inclusion3 decks7 decks
18%synergy
Grim Backwoods
29%inclusion2 decks7 decks
26%synergy
Cabal Coffers
29%inclusion2 decks7 decks
24%synergy
Vault of the Archangel
29%inclusion2 decks7 decks
18%synergy
Shifting Woodland
29%inclusion2 decks7 decks
18%synergy
Reliquary Tower
29%inclusion2 decks7 decks
11%synergy
Bojuka Bog
29%inclusion2 decks7 decks
-5%synergy
Svogthos, the Restless Tomb
14%inclusion1 decks7 decks
14%synergy
Buried Ruin
14%inclusion1 decks7 decks
14%synergy
Monumental Henge
14%inclusion1 decks7 decks
13%synergy
Nykthos, Shrine to Nyx
14%inclusion1 decks7 decks
13%synergy
Oran-Rief, the Vastwood
14%inclusion1 decks7 decks
13%synergy
High Market
14%inclusion1 decks7 decks
11%synergy
Temple of the False God
14%inclusion1 decks7 decks
9%synergy
Hall of Heliod's Generosity
14%inclusion1 decks7 decks
8%synergy
Rogue's Passage
14%inclusion1 decks7 decks
-2%synergy
Mana Artifacts
Sol Ring
71%inclusion5 decks7 decks
-7%synergy
Arcane Signet
57%inclusion4 decks7 decks
-9%synergy
Selesnya Signet
29%inclusion2 decks7 decks
19%synergy
Orzhov Signet
29%inclusion2 decks7 decks
19%synergy
Orzhov Cluestone
14%inclusion1 decks7 decks
14%synergy
Golgari Signet
14%inclusion1 decks7 decks
7%synergy
Fellwar Stone
14%inclusion1 decks7 decks
7%synergy
Talisman of Unity
14%inclusion1 decks7 decks
7%synergy
Talisman of Hierarchy
14%inclusion1 decks7 decks
6%synergy
Talisman of Resilience
14%inclusion1 decks7 decks
5%synergy
Lands
Command Tower
100%inclusion7 decks7 decks
9%synergy
Sunpetal Grove
86%inclusion6 decks7 decks
44%synergy
Isolated Chapel
86%inclusion6 decks7 decks
43%synergy
Woodland Cemetery
86%inclusion6 decks7 decks
40%synergy
Overgrown Tomb
86%inclusion6 decks7 decks
38%synergy
Caves of Koilos
71%inclusion5 decks7 decks
44%synergy
Llanowar Wastes
71%inclusion5 decks7 decks
43%synergy
Indatha Triome
71%inclusion5 decks7 decks
31%synergy
Godless Shrine
71%inclusion5 decks7 decks
25%synergy
Temple Garden
71%inclusion5 decks7 decks
25%synergy
Vault of Champions
57%inclusion4 decks7 decks
32%synergy
Brushland
57%inclusion4 decks7 decks
29%synergy
Exotic Orchard
57%inclusion4 decks7 decks
2%synergy
Fabled Passage
43%inclusion3 decks7 decks
30%synergy
Bountiful Promenade
43%inclusion3 decks7 decks
16%synergy
Undergrowth Stadium
43%inclusion3 decks7 decks
14%synergy
Verdant Catacombs
43%inclusion3 decks7 decks
9%synergy
Windswept Heath
43%inclusion3 decks7 decks
7%synergy
Sandsteppe Citadel
43%inclusion3 decks7 decks
-10%synergy
Wastewood Verge
33%inclusion1 decks3 decks
25%synergy
Silent Clearing
29%inclusion2 decks7 decks
23%synergy
Nurturing Peatland
29%inclusion2 decks7 decks
22%synergy
Horizon Canopy
29%inclusion2 decks7 decks
20%synergy
Shattered Sanctum
29%inclusion2 decks7 decks
16%synergy
Deathcap Glade
29%inclusion2 decks7 decks
15%synergy
Murmuring Bosk
29%inclusion2 decks7 decks
10%synergy
Overgrown Farmland
29%inclusion2 decks7 decks
5%synergy
Marsh Flats
29%inclusion2 decks7 decks
-5%synergy
Canopy Vista
29%inclusion2 decks7 decks
-16%synergy
Hushwood Verge
20%inclusion1 decks5 decks
10%synergy
Vivid Meadow
14%inclusion1 decks7 decks
14%synergy
Vivid Marsh
14%inclusion1 decks7 decks
14%synergy
Vivid Grove
14%inclusion1 decks7 decks
14%synergy
Tarnished Citadel
14%inclusion1 decks7 decks
14%synergy
Secluded Courtyard
14%inclusion1 decks7 decks
13%synergy
Demolition Field
14%inclusion1 decks7 decks
12%synergy
Plaza of Heroes
14%inclusion1 decks7 decks
12%synergy
Blighted Woodland
14%inclusion1 decks7 decks
12%synergy
Darkbore Pathway
14%inclusion1 decks7 decks
9%synergy
Reflecting Pool
14%inclusion1 decks7 decks
9%synergy
Brightclimb Pathway
14%inclusion1 decks7 decks
9%synergy
Branchloft Pathway
14%inclusion1 decks7 decks
8%synergy
Mana Confluence
14%inclusion1 decks7 decks
7%synergy
Tainted Field
14%inclusion1 decks7 decks
6%synergy
Tainted Wood
14%inclusion1 decks7 decks
6%synergy
City of Brass
14%inclusion1 decks7 decks
6%synergy
Myriad Landscape
14%inclusion1 decks7 decks
5%synergy
Scattered Groves
14%inclusion1 decks7 decks
2%synergy
Orzhov Basilica
14%inclusion1 decks7 decks
1%synergy
Terramorphic Expanse
14%inclusion1 decks7 decks
-1%synergy