Colfenor, the Last Yew
Ashnod's Altar
Walking Ballista
Stonecoil Serpent
1

   Prerequisites

What do I need to start this combo?
Stonecoil Serpent in your graveyard.
All other permanents on the battlefield.
At least one +1/+1 counter on Walking Ballista.

   Steps

How does this combo work?
1
Sacrifice Walking Ballista 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 Walking Ballista from your graveyard to your hand.
6
Cast Walking Ballista for 2.
7
Repeat.

   Results

What do I get from this combo?
Infinite colorless mana
Infinite damage
Infinite death triggers
Infinite ETB
Infinite LTB
Infinite sacrifice triggers
Infinite storm count
Colfenor, the Last Yew
5.33% of 1089 decks 58 decks
Nethroi, Apex of Death
0.02% of 6138 decks 1 decks
New Cards
Dragon Sniper
17% of 6 decks +15% synergy
Felothar, Dawn of the Abzan
17% of 6 decks +13% synergy
Ainok Wayfarer
17% of 6 decks +16% synergy
Jaws of Defeat
17% of 6 decks -1% synergy
Felothar the Steadfast
14% of 7 decks +8% synergy
High Synergy Cards
Hangarback Walker
92% of 59 decks +91% synergy
Endless One
71% of 59 decks +71% synergy
Altar of Dementia
69% of 59 decks +64% synergy
Pawn of Ulamog
64% of 59 decks +63% synergy
Viscera Seer
69% of 59 decks +56% synergy
Zulaport Cutthroat
66% of 59 decks +56% synergy
Blood Artist
64% of 59 decks +54% synergy
Ugin's Conjurant
54% of 59 decks +54% synergy
Phyrexian Altar
58% of 59 decks +52% synergy
Carrion Feeder
59% of 59 decks +50% synergy
Top Cards
Swords to Plowshares
66% of 59 decks +3% synergy
Eternal Witness
63% of 59 decks +39% synergy
Pitiless Plunderer
54% of 59 decks +50% synergy
Sakura-Tribe Elder
54% of 59 decks +33% synergy
Grim Haruspex
51% of 59 decks +47% synergy
Cruel Celebrant
51% of 59 decks +45% synergy
Faeburrow Elder
47% of 59 decks +38% synergy
Farseek
47% of 59 decks +3% synergy
Path to Exile
47% of 59 decks +0% synergy
Beast Whisperer
44% of 59 decks +37% synergy
Game Changers
Worldly Tutor
32% of 59 decks +21% synergy
Vampiric Tutor
29% of 59 decks +16% synergy
Enlightened Tutor
27% of 59 decks +15% synergy
Demonic Tutor
27% of 59 decks +11% synergy
Teferi's Protection
24% of 59 decks +8% synergy
Smothering Tithe
20% of 59 decks +5% synergy
Ancient Tomb
19% of 59 decks +11% synergy
Aura Shards
19% of 59 decks +8% synergy
Mana Vault
5% of 59 decks +3% synergy
Survival of the Fittest
5% of 59 decks +2% synergy
Creatures
Elas il-Kor, Sadistic Pilgrim
42% of 59 decks +29% synergy
Sifter of Skulls
41% of 59 decks +40% synergy
Saffi Eriksdotter
41% of 59 decks +36% synergy
Reveillark
36% of 59 decks +31% synergy
Syr Konrad, the Grim
36% of 59 decks +30% synergy
Karmic Guide
36% of 59 decks +29% synergy
Birds of Paradise
36% of 59 decks -1% synergy
Shifting Wall
34% of 59 decks +34% synergy
Tormod, the Desecrator
32% of 59 decks +31% synergy
Spore Frog
32% of 59 decks +28% synergy
Marketback Walker
31% of 16 decks +30% synergy
Ornithopter
31% of 59 decks +30% synergy
Corpse Knight
29% of 59 decks +24% synergy
Teysa Karlov
27% of 59 decks +24% synergy
Willow Geist
25% of 59 decks +25% synergy
Woe Strider
25% of 59 decks +23% synergy
Reclamation Sage
25% of 59 decks +19% synergy
Solemn Simulacrum
22% of 59 decks +16% synergy
Sun Titan
22% of 59 decks +13% synergy
Memnite
20% of 59 decks +20% synergy
Midnight Reaper
20% of 59 decks +18% synergy
Bloom Tender
20% of 59 decks +13% synergy
Esper Sentinel
20% of 59 decks +6% synergy
Avacyn's Pilgrim
20% of 59 decks +2% synergy
Cryptic Trilobite
19% of 59 decks +17% synergy
Farhaven Elf
19% of 59 decks +16% synergy
Fiend Artisan
19% of 59 decks +14% synergy
Llanowar Elves
19% of 59 decks +5% synergy
Haywire Mite
17% of 59 decks +13% synergy
Elves of Deep Shadow
17% of 59 decks +4% synergy
Marionette Apprentice
17% of 30 decks +12% synergy
Phyrexian Marauder
15% of 59 decks +15% synergy
Renegade Rallier
15% of 59 decks +14% synergy
Foundation Breaker
15% of 59 decks +14% synergy
Shriekmaw
15% of 59 decks +13% synergy
Mikaeus, the Unhallowed
14% of 59 decks +12% synergy
Treefolk Harbinger
14% of 59 decks +10% synergy
Omarthis, Ghostfire Initiate
13% of 53 decks +13% synergy
Wight of the Reliquary
13% of 31 decks -1% synergy
Honest Rutstein
12% of 32 decks +8% synergy
Bartolomé del Presidio
12% of 42 decks +6% synergy
Myr Retriever
12% of 59 decks +12% synergy
Phyrexian Walker
12% of 59 decks +12% synergy
Body Launderer
12% of 59 decks +11% synergy
Fertilid
12% of 59 decks +9% synergy
Ancient Lumberknot
12% of 59 decks +8% synergy
Sapling of Colfenor
12% of 59 decks +7% synergy
Wood Elves
12% of 59 decks +6% synergy
Fleshbag Marauder
10% of 59 decks +9% synergy
Renata, Called to the Hunt
10% of 59 decks +8% synergy
Instants
Beast Within
41% of 59 decks +15% synergy
Assassin's Trophy
41% of 59 decks +9% synergy
Eladamri's Call
31% of 59 decks +22% synergy
Heroic Intervention
27% of 59 decks +1% synergy
Entomb
24% of 59 decks +14% synergy
Despark
22% of 59 decks +11% synergy
Anguished Unmaking
22% of 59 decks -11% synergy
Generous Gift
19% of 59 decks +3% synergy
Nature's Claim
14% of 59 decks +9% synergy
Putrefy
14% of 59 decks +4% synergy
Malakir Rebirth
12% of 59 decks +8% synergy
Village Rites
12% of 59 decks +7% synergy
Mythos of Nethroi
12% of 59 decks +5% synergy
Abrupt Decay
12% of 59 decks +4% synergy
Mortify
12% of 59 decks -4% synergy
Krosan Grip
10% of 59 decks +7% synergy
Veil of Summer
10% of 59 decks +6% synergy
Chord of Calling
10% of 59 decks +4% synergy
Grisly Salvage
10% of 59 decks +3% synergy
Fell the Profane
10% of 30 decks +3% synergy
Entish Restoration
9% of 56 decks +3% synergy
Deadly Dispute
8% of 59 decks +3% synergy
Dark Ritual
8% of 59 decks +3% synergy
Deadly Rollick
8% of 59 decks +2% synergy
Hagra Mauling
7% of 59 decks +6% synergy
Deathsprout
7% of 59 decks +4% synergy
Abzan Charm
7% of 59 decks -2% synergy
Tragic Slip
5% of 59 decks +4% synergy
Plumb the Forbidden
5% of 59 decks +3% synergy
Corrupted Conviction
5% of 59 decks +2% synergy
Silence
5% of 59 decks +1% synergy
Sorceries
Cultivate
41% of 59 decks -3% synergy
Nature's Lore
36% of 59 decks +5% synergy
Kodama's Reach
34% of 59 decks +9% synergy
Rampant Growth
32% of 59 decks +5% synergy
Damn
31% of 59 decks +16% synergy
Diabolic Intent
29% of 59 decks +22% synergy
Three Visits
29% of 59 decks +6% synergy
Toxic Deluge
25% of 59 decks +3% synergy
Bala Ged Recovery
20% of 59 decks +12% synergy
Buried Alive
20% of 59 decks +12% synergy
Eerie Ultimatum
20% of 59 decks -1% synergy
Wrath of God
17% of 59 decks +13% synergy
Culling Ritual
17% of 59 decks +8% synergy
Reanimate
17% of 59 decks +5% synergy
Victimize
14% of 59 decks +6% synergy
Ecological Appreciation
12% of 59 decks +12% synergy
Last March of the Ents
11% of 57 decks +6% synergy
Grim Tutor
10% of 59 decks +8% synergy
Slaughter the Strong
10% of 59 decks +6% synergy
Vindicate
8% of 59 decks +5% synergy
Eldritch Evolution
8% of 59 decks +4% synergy
Skyshroud Claim
8% of 59 decks +4% synergy
Finale of Devastation
8% of 59 decks +2% synergy
Damnation
7% of 59 decks +4% synergy
Diabolic Tutor
7% of 59 decks +4% synergy
Duneblast
7% of 59 decks +3% synergy
Austere Command
7% of 59 decks -1% synergy
Farewell
7% of 59 decks -1% synergy
Beseech the Mirror
7% of 46 decks +5% synergy
Tendrils of Agony
5% of 59 decks +5% synergy
Unearth
5% of 59 decks +4% synergy
Cleansing Nova
5% of 59 decks +3% synergy
Jarad's Orders
5% of 59 decks +3% synergy
Agadeem's Awakening
5% of 59 decks +2% synergy
Sign in Blood
5% of 59 decks +2% synergy
Read the Bones
5% of 59 decks +2% synergy
Green Sun's Zenith
5% of 59 decks -1% synergy
Painful Truths
5% of 59 decks -1% synergy
Harmonize
5% of 59 decks -4% synergy
Fell the Mighty
5% of 59 decks -5% synergy
Dusk // Dawn
5% of 59 decks -7% synergy
Night's Whisper
5% of 59 decks -9% synergy
Utility Artifacts
Blasting Station
34% of 59 decks +33% synergy
Skullclamp
29% of 59 decks +15% synergy
Desecrated Tomb
24% of 59 decks +23% synergy
The Great Henge
14% of 59 decks +8% synergy
Lightning Greaves
14% of 59 decks -2% synergy
Jeweled Lotus
12% of 59 decks +10% synergy
Birthing Pod
10% of 59 decks +6% synergy
The One Ring
7% of 59 decks -2% synergy
Swiftfoot Boots
7% of 59 decks -10% synergy
Spear of Heliod
5% of 59 decks +5% synergy
Spawning Pit
5% of 59 decks +5% synergy
Altar of the Brood
5% of 59 decks +4% synergy
Krark-Clan Ironworks
5% of 59 decks +4% synergy
Ozolith, the Shattered Spire
5% of 59 decks +1% synergy
The Ozolith
5% of 59 decks +0% synergy
Enchantments
Moldervine Reclamation
29% of 59 decks +21% synergy
Bastion of Remembrance
27% of 59 decks +23% synergy
Guardian Project
27% of 59 decks +21% synergy
Insidious Roots
27% of 37 decks +16% synergy
Mirari's Wake
22% of 59 decks +10% synergy
Gaea's Anthem
19% of 59 decks +18% synergy
Glorious Anthem
19% of 59 decks +18% synergy
Always Watching
19% of 59 decks +18% synergy
Abzan Ascendancy
19% of 59 decks +13% synergy
Lumithread Field
15% of 59 decks +15% synergy
Leyline of Vitality
15% of 59 decks +15% synergy
Enduring Renewal
14% of 59 decks +13% synergy
Fecundity
14% of 59 decks +12% synergy
Sylvan Library
14% of 59 decks -0% synergy
Ripples of Undeath
13% of 30 decks +1% synergy
Parapet
12% of 59 decks +12% synergy
Spidersilk Armor
12% of 59 decks +10% synergy
Anthem of Champions
12% of 26 decks +11% synergy
Flowering of the White Tree
11% of 56 decks +8% synergy
Fortifying Provisions
10% of 59 decks +10% synergy
Black Market Connections
10% of 59 decks +2% synergy
Smile at Death
9% of 11 decks +3% synergy
Open the Graves
8% of 59 decks +8% synergy
Black Market
8% of 59 decks +8% synergy
Assault Formation
8% of 59 decks +2% synergy
Castle
7% of 59 decks +7% synergy
Blight Mound
7% of 59 decks +7% synergy
Thran Vigil
7% of 59 decks +6% synergy
Fanatical Devotion
7% of 59 decks +6% synergy
Dictate of Erebos
7% of 59 decks +5% synergy
Defense of the Heart
7% of 59 decks +4% synergy
Grave Pact
7% of 59 decks +4% synergy
Greater Good
7% of 59 decks +3% synergy
Cathars' Crusade
7% of 59 decks +1% synergy
Phyrexian Arena
7% of 59 decks -8% synergy
Gutter Grime
5% of 59 decks +5% synergy
Builder's Blessing
5% of 59 decks +5% synergy
Marshal's Anthem
5% of 59 decks +5% synergy
Kaya's Ghostform
5% of 59 decks +4% synergy
Vampiric Rites
5% of 59 decks +4% synergy
Lignify
5% of 59 decks +4% synergy
Evolutionary Leap
5% of 59 decks +3% synergy
Pattern of Rebirth
5% of 59 decks +3% synergy
Concordant Crossroads
5% of 59 decks +3% synergy
Kenrith's Transformation
5% of 59 decks +3% synergy
Death's Oasis
5% of 59 decks +2% synergy
Brave the Sands
5% of 59 decks +1% synergy
The Meathook Massacre
5% of 59 decks +1% synergy
Hardened Scales
5% of 59 decks -1% synergy
Wild Growth
5% of 59 decks -2% synergy
Planeswalkers
Wrenn and Seven
5% of 59 decks +2% synergy
Utility Lands
Yavimaya, Cradle of Growth
41% of 59 decks +15% synergy
Urborg, Tomb of Yawgmoth
34% of 59 decks +14% synergy
Bojuka Bog
32% of 59 decks +2% synergy
Phyrexian Tower
31% of 59 decks +20% synergy
Boseiju, Who Endures
22% of 59 decks +1% synergy
High Market
20% of 59 decks +16% synergy
Takenuma, Abandoned Mire
19% of 59 decks +6% synergy
Reliquary Tower
19% of 59 decks +3% synergy
Gavony Township
14% of 59 decks +5% synergy
Grim Backwoods
12% of 59 decks +9% synergy
Temple of the False God
8% of 59 decks +4% synergy
Castle Garenbrig
7% of 59 decks +6% synergy
Command Beacon
7% of 59 decks +3% synergy
Urza's Saga
7% of 59 decks +2% synergy
Strip Mine
7% of 59 decks +1% synergy
Minas Tirith
5% of 57 decks -1% synergy
Dryad Arbor
5% of 59 decks -0% synergy
Eiganjo, Seat of the Empire
5% of 59 decks -2% synergy
Field of the Dead
5% of 59 decks -6% synergy
Mana Artifacts
Sol Ring
86% of 59 decks +7% synergy
Arcane Signet
75% of 59 decks +9% synergy
Talisman of Resilience
19% of 59 decks +11% synergy
Mana Crypt
15% of 59 decks +11% synergy
Talisman of Hierarchy
15% of 59 decks +8% synergy
Golgari Signet
14% of 59 decks +4% synergy
Selesnya Signet
10% of 59 decks +2% synergy
Orzhov Signet
10% of 59 decks +2% synergy
Fellwar Stone
10% of 59 decks +2% synergy
Chromatic Lantern
10% of 59 decks -4% synergy
Talisman of Unity
8% of 59 decks +2% synergy
Tangleroot
5% of 59 decks +5% synergy
Thought Vessel
5% of 59 decks +2% synergy
Lands
Command Tower
86% of 59 decks -4% synergy
Overgrown Tomb
64% of 59 decks +17% synergy
Indatha Triome
61% of 59 decks +19% synergy
Godless Shrine
61% of 59 decks +16% synergy
Temple Garden
61% of 59 decks +14% synergy
Undergrowth Stadium
54% of 59 decks +23% synergy
Vault of Champions
49% of 59 decks +21% synergy
Exotic Orchard
49% of 59 decks -6% synergy
Marsh Flats
47% of 59 decks +13% synergy
Verdant Catacombs
44% of 59 decks +9% synergy
Bountiful Promenade
41% of 59 decks +11% synergy
Windswept Heath
41% of 59 decks +6% synergy
Llanowar Wastes
37% of 59 decks +10% synergy
Sunpetal Grove
37% of 59 decks +1% synergy
Canopy Vista
36% of 59 decks -9% synergy
Caves of Koilos
34% of 59 decks +7% synergy
Woodland Cemetery
34% of 59 decks -7% synergy
Sandsteppe Citadel
34% of 59 decks -18% synergy
Isolated Chapel
32% of 59 decks -6% synergy
Murmuring Bosk
31% of 59 decks +10% synergy
Overgrown Farmland
27% of 59 decks +9% synergy
Shadowy Backstreet
26% of 38 decks +9% synergy
Underground Mortuary
26% of 38 decks +8% synergy
Lush Portico
26% of 38 decks +6% synergy
City of Brass
20% of 59 decks +11% synergy
Shattered Sanctum
20% of 59 decks +9% synergy
Terramorphic Expanse
20% of 59 decks +4% synergy
Temple of Silence
20% of 59 decks +4% synergy
Brushland
19% of 59 decks -8% synergy
Evolving Wilds
19% of 59 decks -10% synergy
Bayou
17% of 59 decks +5% synergy
Savannah
17% of 59 decks +5% synergy
Temple of Plenty
17% of 59 decks +1% synergy
Temple of Malady
17% of 59 decks +0% synergy
Branchloft Pathway
15% of 59 decks +8% synergy
Mana Confluence
15% of 59 decks +7% synergy
Myriad Landscape
15% of 59 decks +4% synergy
Scrubland
15% of 59 decks +3% synergy
Fabled Passage
15% of 59 decks +2% synergy
Krosan Verge
14% of 59 decks -0% synergy
Deceptive Landscape
13% of 30 decks -10% synergy
Reflecting Pool
12% of 59 decks +6% synergy
Brightclimb Pathway
12% of 59 decks +5% synergy
Arid Mesa
12% of 59 decks +4% synergy
Darkbore Pathway
10% of 59 decks +3% synergy
Flooded Strand
10% of 59 decks +2% synergy
Twilight Mire
10% of 59 decks +2% synergy
Horizon Canopy
10% of 59 decks +2% synergy
Deathcap Glade
10% of 59 decks -4% synergy
Prismatic Vista
8% of 59 decks +3% synergy