Colfenor, the Last Yew + Ashnod's Altar + Shifting Wall + Stonecoil Serpent

Colfenor, the Last Yew
Ashnod's Altar
Shifting Wall
Stonecoil Serpent

Requires
Colfenor, the Last Yew must be on the battlefield. Ashnod's Altar must be on the battlefield. Shifting Wall must be on the battlefield. Stonecoil Serpent must be in the graveyard. At least one +1/+1 counter on Shifting Wall.
Steps
  1. Sacrifice Shifting Wall to Ashnod's Altar for .
  2. Colfenor triggers, returning Stonecoil Serpent from your graveyard to your hand.
  3. Cast Stonecoil Serpent for 1.
  4. Sacrifice Stonecoil Serpent to Ashnod's Altar for .
  5. Colfenor triggers, returning Shifting Wall from your graveyard to your hand.
  6. Cast Shifting Wall for 1.
  7. Repeat.
Results
Infinite colorless mana. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers. Infinite storm count.

Colfenor, the Last Yew
3.37% of 1010 decks 34 decks
High Synergy Cards
Hangarback Walker
85% of 34 decks +85% synergy
Ugin's Conjurant
82% of 34 decks +82% synergy
Endless One
74% of 34 decks +73% synergy
Altar of Dementia
74% of 34 decks +67% synergy
Viscera Seer
79% of 34 decks +64% synergy
Grim Haruspex
68% of 34 decks +63% synergy
Cruel Celebrant
68% of 34 decks +60% synergy
Zulaport Cutthroat
71% of 34 decks +59% synergy
Pawn of Ulamog
59% of 34 decks +58% synergy
Blood Artist
68% of 34 decks +56% synergy
Top Cards
Elas il-Kor, Sadistic Pilgrim
64% of 25 decks +49% synergy
Phyrexian Altar
59% of 34 decks +52% synergy
Carrion Feeder
59% of 34 decks +49% synergy
Beast Whisperer
56% of 34 decks +49% synergy
Sakura-Tribe Elder
56% of 34 decks +33% synergy
Walking Ballista
53% of 34 decks +50% synergy
Farseek
53% of 34 decks +9% synergy
Swords to Plowshares
53% of 34 decks -10% synergy
Phyrexian Marauder
50% of 34 decks +50% synergy
Insidious Roots
50% of 10 decks +32% synergy
Creatures
Eternal Witness
50% of 34 decks +25% synergy
Midnight Reaper
47% of 34 decks +44% synergy
Pitiless Plunderer
47% of 34 decks +42% synergy
Honest Rutstein
43% of 7 decks +35% synergy
Corpse Knight
41% of 34 decks +35% synergy
Syr Konrad, the Grim
41% of 34 decks +34% synergy
Birds of Paradise
41% of 34 decks +5% synergy
Bartolomé del Presidio
38% of 13 decks +30% synergy
Cryptic Trilobite
38% of 34 decks +36% synergy
Woe Strider
38% of 34 decks +35% synergy
Faeburrow Elder
38% of 34 decks +30% synergy
Sifter of Skulls
35% of 34 decks +35% synergy
Tormod, the Desecrator
35% of 34 decks +34% synergy
Saffi Eriksdotter
35% of 34 decks +30% synergy
Foundation Breaker
32% of 34 decks +31% synergy
Solemn Simulacrum
32% of 34 decks +26% synergy
Ornithopter
29% of 34 decks +29% synergy
Reclamation Sage
29% of 34 decks +22% synergy
Omarthis, Ghostfire Initiate
27% of 15 decks +27% synergy
Reveillark
26% of 34 decks +21% synergy
Llanowar Elves
26% of 34 decks +11% synergy
Willow Geist
25% of 32 decks +24% synergy
Memnite
24% of 34 decks +23% synergy
Dimir House Guard
24% of 34 decks +23% synergy
Spore Frog
24% of 34 decks +19% synergy
Wood Elves
24% of 34 decks +17% synergy
Farhaven Elf
21% of 34 decks +17% synergy
Karmic Guide
21% of 34 decks +13% synergy
Esper Sentinel
21% of 34 decks +6% synergy
Avacyn's Pilgrim
21% of 34 decks +0% synergy
Haywire Mite
20% of 25 decks +16% synergy
Renegade Rallier
18% of 34 decks +16% synergy
Shriekmaw
18% of 34 decks +15% synergy
Protean Hulk
18% of 34 decks +13% synergy
Bloom Tender
18% of 34 decks +10% synergy
Fyndhorn Elves
18% of 34 decks +9% synergy
Elves of Deep Shadow
18% of 34 decks +4% synergy
Delighted Halfling
18% of 17 decks -2% synergy
Old Stickfingers
16% of 32 decks +11% synergy
Bloodthrone Vampire
15% of 34 decks +14% synergy
Diligent Farmhand
15% of 34 decks +14% synergy
Harvester of Souls
15% of 34 decks +14% synergy
Recruiter of the Guard
15% of 34 decks +12% synergy
Shambling Ghast
12% of 32 decks +12% synergy
Loran of the Third Path
12% of 25 decks +8% synergy
Doomed Dissenter
12% of 34 decks +12% synergy
Myr Retriever
12% of 34 decks +12% synergy
Flesh-Eater Imp
12% of 34 decks +11% synergy
Falkenrath Noble
12% of 34 decks +11% synergy
Renata, Called to the Hunt
12% of 34 decks +9% synergy
Instants
Assassin's Trophy
38% of 34 decks +7% synergy
Eladamri's Call
35% of 34 decks +26% synergy
Enlightened Tutor
35% of 34 decks +23% synergy
Vampiric Tutor
32% of 34 decks +18% synergy
Beast Within
32% of 34 decks +4% synergy
Despark
29% of 34 decks +20% synergy
Worldly Tutor
29% of 34 decks +18% synergy
Teferi's Protection
29% of 34 decks +14% synergy
Path to Exile
29% of 34 decks -16% synergy
Heroic Intervention
26% of 34 decks +1% synergy
Entomb
24% of 34 decks +13% synergy
Generous Gift
24% of 34 decks +8% synergy
Anguished Unmaking
21% of 34 decks -10% synergy
Nature's Claim
15% of 34 decks +9% synergy
Mythos of Nethroi
15% of 34 decks +6% synergy
Dark Ritual
12% of 34 decks +6% synergy
Mortify
12% of 34 decks -5% synergy
Deadly Dispute
9% of 32 decks +4% synergy
Rushed Rebirth
9% of 34 decks +8% synergy
Malakir Rebirth
9% of 34 decks +5% synergy
Village Rites
9% of 34 decks +3% synergy
Abrupt Decay
9% of 34 decks +0% synergy
Abzan Charm
9% of 34 decks -1% synergy
Putrefy
9% of 34 decks -3% synergy
Sorceries
Nature's Lore
44% of 34 decks +14% synergy
Damn
35% of 34 decks +20% synergy
Rampant Growth
35% of 34 decks +8% synergy
Diabolic Intent
32% of 34 decks +24% synergy
Demonic Tutor
32% of 34 decks +15% synergy
Three Visits
29% of 34 decks +7% synergy
Kodama's Reach
29% of 34 decks +4% synergy
Wrath of God
26% of 34 decks +21% synergy
Cultivate
26% of 34 decks -19% synergy
Eerie Ultimatum
21% of 34 decks -1% synergy
Dig Up
20% of 30 decks +18% synergy
Ecological Appreciation
18% of 34 decks +17% synergy
Sign in Blood
18% of 34 decks +14% synergy
Buried Alive
18% of 34 decks +10% synergy
Victimize
15% of 34 decks +7% synergy
Bala Ged Recovery
15% of 34 decks +6% synergy
Night's Whisper
15% of 34 decks +0% synergy
Toxic Deluge
15% of 34 decks -6% synergy
Read the Bones
12% of 34 decks +8% synergy
Painful Truths
12% of 34 decks +4% synergy
Austere Command
12% of 34 decks +4% synergy
Reanimate
12% of 34 decks +2% synergy
Tendrils of Agony
9% of 34 decks +9% synergy
Primal Growth
9% of 34 decks +8% synergy
Day of Judgment
9% of 34 decks +8% synergy
Ondu Inversion
9% of 34 decks +7% synergy
Slaughter the Strong
9% of 34 decks +7% synergy
Cleansing Nova
9% of 34 decks +7% synergy
Damnation
9% of 34 decks +6% synergy
Finale of Devastation
9% of 34 decks +2% synergy
Culling Ritual
9% of 34 decks -1% synergy
Utility Artifacts
Skullclamp
35% of 34 decks +20% synergy
Blasting Station
29% of 34 decks +29% synergy
Desecrated Tomb
21% of 34 decks +20% synergy
The Great Henge
12% of 34 decks +6% synergy
Spear of Heliod
9% of 34 decks +8% synergy
Birthing Pod
9% of 34 decks +4% synergy
Aetherflux Reservoir
9% of 34 decks +4% synergy
Bolas's Citadel
9% of 34 decks +2% synergy
Lightning Greaves
9% of 34 decks -7% synergy
Enchantments
Mirari's Wake
44% of 34 decks +31% synergy
Lumithread Field
35% of 34 decks +35% synergy
Bastion of Remembrance
35% of 34 decks +31% synergy
Parapet
29% of 34 decks +29% synergy
Glorious Anthem
29% of 34 decks +29% synergy
Guardian Project
29% of 34 decks +24% synergy
Gaea's Anthem
26% of 34 decks +26% synergy
Always Watching
24% of 34 decks +23% synergy
Moldervine Reclamation
24% of 34 decks +14% synergy
Fortifying Provisions
21% of 34 decks +20% synergy
Fecundity
21% of 34 decks +19% synergy
Sylvan Library
21% of 34 decks +6% synergy
Enduring Renewal
18% of 34 decks +18% synergy
Abzan Ascendancy
18% of 34 decks +12% synergy
Smothering Tithe
18% of 34 decks +1% synergy
Castle
15% of 34 decks +15% synergy
Leyline of Vitality
15% of 34 decks +14% synergy
Spidersilk Armor
15% of 34 decks +13% synergy
Evolutionary Leap
15% of 34 decks +13% synergy
Aura Shards
15% of 34 decks +3% synergy
Blight Mound
12% of 34 decks +11% synergy
Dark Prophecy
12% of 34 decks +11% synergy
Fanatical Devotion
12% of 34 decks +11% synergy
Black Market
12% of 34 decks +11% synergy
Phyrexian Reclamation
12% of 34 decks +10% synergy
Phyrexian Arena
12% of 34 decks -3% synergy
The Meathook Massacre
9% of 32 decks +5% synergy
Gutter Grime
9% of 34 decks +9% synergy
Abundance
9% of 34 decks +6% synergy
Death's Oasis
9% of 34 decks +6% synergy
Utility Lands
High Market
29% of 34 decks +24% synergy
Ancient Tomb
26% of 34 decks +18% synergy
Phyrexian Tower
26% of 34 decks +16% synergy
Takenuma, Abandoned Mire
21% of 29 decks +7% synergy
Boseiju, Who Endures
21% of 29 decks -2% synergy
Bojuka Bog
21% of 34 decks -9% synergy
Castle Garenbrig
15% of 34 decks +14% synergy
Urborg, Tomb of Yawgmoth
12% of 34 decks -9% synergy
Castle Locthwain
9% of 34 decks +7% synergy
Urza's Saga
9% of 34 decks +4% synergy
Strip Mine
9% of 34 decks +3% synergy
Gavony Township
9% of 34 decks -1% synergy
Yavimaya, Cradle of Growth
9% of 34 decks -18% synergy
Mana Artifacts
Arcane Signet
79% of 34 decks +14% synergy
Sol Ring
76% of 34 decks -4% synergy
Mana Crypt
24% of 34 decks +17% synergy
Talisman of Resilience
21% of 34 decks +14% synergy
Jeweled Lotus
18% of 34 decks +14% synergy
Talisman of Unity
18% of 34 decks +12% synergy
Talisman of Hierarchy
18% of 34 decks +12% synergy
Fellwar Stone
18% of 34 decks +8% synergy
Golgari Signet
15% of 34 decks +3% synergy
Selesnya Signet
12% of 34 decks +4% synergy
Orzhov Signet
12% of 34 decks +4% synergy
Tangleroot
9% of 34 decks +9% synergy
Commander's Sphere
9% of 34 decks -5% synergy
Lands
Command Tower
88% of 34 decks -2% synergy
Exotic Orchard
65% of 34 decks +9% synergy
Overgrown Tomb
62% of 34 decks +14% synergy
Vault of Champions
59% of 34 decks +30% synergy
Undergrowth Stadium
59% of 34 decks +26% synergy
Godless Shrine
59% of 34 decks +13% synergy
Temple Garden
59% of 34 decks +12% synergy
Indatha Triome
56% of 34 decks +12% synergy
Llanowar Wastes
44% of 34 decks +18% synergy
Marsh Flats
44% of 34 decks +10% synergy
Sandsteppe Citadel
44% of 34 decks -7% synergy
Caves of Koilos
41% of 34 decks +14% synergy
Woodland Cemetery
41% of 34 decks +4% synergy
Sunpetal Grove
38% of 34 decks +4% synergy
Windswept Heath
38% of 34 decks +4% synergy
Verdant Catacombs
38% of 34 decks +3% synergy
Underground Mortuary
36% of 11 decks +11% synergy
Isolated Chapel
35% of 34 decks +1% synergy
Canopy Vista
35% of 34 decks -10% synergy
Bountiful Promenade
32% of 34 decks +1% synergy
Mana Confluence
29% of 34 decks +21% synergy
City of Brass
29% of 34 decks +20% synergy
Fabled Passage
29% of 34 decks +16% synergy
Overgrown Farmland
28% of 32 decks +12% synergy
Flooded Strand
24% of 34 decks +16% synergy
Terramorphic Expanse
24% of 34 decks +7% synergy
Murmuring Bosk
24% of 34 decks +3% synergy
Evolving Wilds
24% of 34 decks -4% synergy
Branchloft Pathway
21% of 34 decks +12% synergy
Temple of Plenty
21% of 34 decks +5% synergy
Shattered Sanctum
20% of 30 decks +8% synergy
Brightclimb Pathway
18% of 34 decks +10% synergy
Tainted Field
18% of 34 decks +7% synergy
Temple of Malady
18% of 34 decks +0% synergy
Deathcap Glade
17% of 30 decks +2% synergy
Horizon Canopy
15% of 34 decks +7% synergy
Arid Mesa
15% of 34 decks +6% synergy
Misty Rainforest
15% of 34 decks +4% synergy
Scrubland
15% of 34 decks +2% synergy
Savannah
15% of 34 decks +2% synergy
Bayou
15% of 34 decks +2% synergy
Krosan Verge
15% of 34 decks -1% synergy
Brushland
15% of 34 decks -11% synergy
Prismatic Vista
12% of 34 decks +6% synergy
Nurturing Peatland
12% of 34 decks +5% synergy
Darkbore Pathway
12% of 34 decks +4% synergy
Scoured Barrens
12% of 34 decks -1% synergy
Myriad Landscape
12% of 34 decks -2% synergy
Temple of Silence
12% of 34 decks -5% synergy
Meteor Crater
9% of 34 decks +9% synergy