Witch Engine
Corpse Dance
Ashnod's Altar
1

   Prerequisites

What do I need to start this combo?
Corpse Dance in hand.
Witch Engine and Ashnod's Altar on the battlefield.

   Steps

How does this combo work?
1
Activate Witch Engine by tapping it, targeting any opponent.
2
Holding priority, activate Ashnod's Altar by sacrificing Witch Engine, adding .
3
Resolve the Witch Engine ability, adding and not giving control of Witch Engine to an opponent due to it no longer being on the battlefield.
4
Cast Corpse Dance with buyback by paying 4, returning Witch Engine from your graveyard to the battlefield with haste, and returning Corpse Dance to your hand.
5
Repeat.

   Results

What do I get from this combo?
Infinite black mana
Infinite colorless mana
Infinite death triggers
Infinite ETB
Infinite LTB
Infinite magecraft triggers
Infinite sacrifice triggers
Infinite storm count
Sarulf, Realm Eater
0.05% of 2177 decks 1 decks
Judith, the Scourge Diva
0.11% of 932 decks 1 decks
Ozox, the Clattering King
0.19% of 523 decks 1 decks
Varragoth, Bloodsky Sire
0.06% of 1582 decks 1 decks
Blex, Vexing Pest
0.16% of 644 decks 1 decks
Maga, Traitor to Mortals
0.46% of 218 decks 1 decks
Armix, Filigree Thrasher // Tevesh Szat, Doom of Fools
3.03% of 33 decks 1 decks
Chainer, Dementia Master
0.06% of 1693 decks 1 decks
High Synergy Cards
Altar of Dementia
50% of 8 decks +47% synergy
Entomb
50% of 8 decks +43% synergy
Phyrexian Tower
50% of 8 decks +41% synergy
Dark Ritual
62% of 8 decks +40% synergy
Bojuka Bog
50% of 8 decks +20% synergy
Game Changers
Vorinclex, Voice of Hunger
50% of 2 decks +48% synergy
Seedborn Muse
50% of 2 decks +42% synergy
Crop Rotation
50% of 2 decks +40% synergy
Vampiric Tutor
50% of 8 decks +33% synergy
Demonic Tutor
50% of 8 decks +29% synergy
Necropotence
25% of 8 decks +20% synergy
Bolas's Citadel
25% of 8 decks +16% synergy
Ancient Tomb
25% of 8 decks +15% synergy
Glacial Chasm
12% of 8 decks +12% synergy
Lion's Eye Diamond
12% of 8 decks +11% synergy
Creatures
Lyzolda, the Blood Witch
100% of 1 decks +100% synergy
Hissing Iguanar
100% of 1 decks +100% synergy
Akul the Unrepentant
100% of 1 decks +99% synergy
Anax, Hardened in the Forge
100% of 1 decks +99% synergy
Bladewing, Deathless Tyrant
100% of 1 decks +99% synergy
Rakdos, the Muscle
100% of 1 decks +98% synergy
Garna, Bloodfist of Keld
100% of 1 decks +98% synergy
Juri, Master of the Revue
100% of 1 decks +96% synergy
Mahadi, Emporium Master
100% of 1 decks +94% synergy
Mayhem Devil
100% of 1 decks +90% synergy
Verdurous Gearhulk
50% of 2 decks +50% synergy
Woodfall Primus
50% of 2 decks +49% synergy
Elder Gargaroth
50% of 2 decks +49% synergy
Mosswood Dreadknight
50% of 2 decks +48% synergy
Witherbloom Apprentice
50% of 2 decks +48% synergy
Terastodon
50% of 2 decks +47% synergy
Ashaya, Soul of the Wild
50% of 2 decks +47% synergy
Gyre Sage
50% of 2 decks +46% synergy
Beledros Witherbloom
50% of 2 decks +46% synergy
Incubation Druid
50% of 2 decks +45% synergy
Six
50% of 2 decks +44% synergy
Forgotten Ancient
50% of 2 decks +44% synergy
Sakura-Tribe Elder
50% of 2 decks +32% synergy
Initiates of the Ebon Hand
38% of 8 decks +37% synergy
Blood Vassal
38% of 8 decks +37% synergy
Bog Initiate
38% of 8 decks +37% synergy
Priest of Gix
38% of 8 decks +37% synergy
Mikaeus, the Unhallowed
38% of 8 decks +35% synergy
Gravecrawler
38% of 8 decks +34% synergy
Reassembling Skeleton
38% of 8 decks +34% synergy
Viscera Seer
38% of 8 decks +29% synergy
Forsaken Miner
29% of 7 decks +28% synergy
Warren Soultrader
29% of 7 decks +23% synergy
Overeager Apprentice
25% of 8 decks +25% synergy
Basal Thrull
25% of 8 decks +25% synergy
Cathodion
25% of 8 decks +25% synergy
Soldevi Adnate
25% of 8 decks +25% synergy
Illuminor Szeras
25% of 8 decks +24% synergy
Bloodsoaked Champion
25% of 8 decks +24% synergy
Sifter of Skulls
25% of 8 decks +24% synergy
Blood Pet
25% of 8 decks +24% synergy
Nether Traitor
25% of 8 decks +24% synergy
Myr Retriever
25% of 8 decks +23% synergy
Ruthless Technomancer
25% of 8 decks +23% synergy
Woe Strider
25% of 8 decks +23% synergy
Midnight Reaper
25% of 8 decks +21% synergy
Carrion Feeder
25% of 8 decks +20% synergy
Pitiless Plunderer
25% of 8 decks +17% synergy
Zulaport Cutthroat
25% of 8 decks +16% synergy
Blood Artist
25% of 8 decks +13% synergy
Instants
Veil of Summer
100% of 2 decks +94% synergy
Abrade
100% of 1 decks +89% synergy
Bedevil
100% of 1 decks +87% synergy
Rakdos Charm
100% of 1 decks +85% synergy
Assassin's Trophy
100% of 2 decks +70% synergy
Beast Within
100% of 2 decks +63% synergy
Decree of Savagery
50% of 2 decks +50% synergy
Awakening of Vitu-Ghazi
50% of 2 decks +50% synergy
Sprout Swarm
50% of 2 decks +50% synergy
Benefactor's Draught
50% of 2 decks +50% synergy
Vastwood Fortification
50% of 2 decks +49% synergy
Vines of Vastwood
50% of 2 decks +49% synergy
Invigorating Surge
50% of 2 decks +49% synergy
Constant Mists
50% of 2 decks +49% synergy
Inscription of Abundance
50% of 2 decks +48% synergy
Arachnogenesis
50% of 2 decks +48% synergy
Deathsprout
50% of 2 decks +46% synergy
Collective Resistance
50% of 2 decks +46% synergy
Noxious Revival
50% of 2 decks +45% synergy
Golgari Charm
50% of 2 decks +45% synergy
Tear Asunder
50% of 2 decks +44% synergy
Nature's Claim
50% of 2 decks +42% synergy
Revitalizing Repast
50% of 2 decks +41% synergy
Harrow
50% of 2 decks +41% synergy
Abrupt Decay
50% of 2 decks +40% synergy
Return of the Wildspeaker
50% of 2 decks +37% synergy
Heroic Intervention
50% of 2 decks +20% synergy
Culling the Weak
38% of 8 decks +34% synergy
Cabal Ritual
38% of 8 decks +33% synergy
Malakir Rebirth
38% of 8 decks +30% synergy
Sacrifice
25% of 8 decks +24% synergy
Null Elemental Blast
14% of 7 decks +13% synergy
Smother
12% of 8 decks +12% synergy
Urborg Justice
12% of 8 decks +12% synergy
Subtle Strike
12% of 8 decks +12% synergy
Devour in Shadow
12% of 8 decks +12% synergy
Moonlight Bargain
12% of 8 decks +12% synergy
Dash Hopes
12% of 8 decks +12% synergy
Stunning Reversal
12% of 8 decks +12% synergy
Diabolic Edict
12% of 8 decks +12% synergy
Vendetta
12% of 8 decks +12% synergy
Darkblast
12% of 8 decks +12% synergy
Shallow Grave
12% of 8 decks +12% synergy
Heartless Act
12% of 8 decks +12% synergy
Mausoleum Secrets
12% of 8 decks +12% synergy
Slaughter Pact
12% of 8 decks +12% synergy
Rise of the Dread Marn
12% of 8 decks +12% synergy
Songs of the Damned
12% of 8 decks +11% synergy
Snuff Out
12% of 8 decks +10% synergy
Plumb the Forbidden
12% of 8 decks +10% synergy
Sorceries
Molten Collapse
100% of 1 decks +99% synergy
Three Visits
100% of 2 decks +76% synergy
Chain of Acid
50% of 2 decks +50% synergy
Blessings of Nature
50% of 2 decks +50% synergy
Wurmcalling
50% of 2 decks +50% synergy
Soul's Might
50% of 2 decks +50% synergy
Healing Technique
50% of 2 decks +50% synergy
Bygone Marvels
50% of 2 decks +50% synergy
Seasons Past
50% of 2 decks +49% synergy
Worm Harvest
50% of 2 decks +49% synergy
Chatterstorm
50% of 2 decks +49% synergy
Pest Infestation
50% of 2 decks +48% synergy
Open the Way
50% of 2 decks +48% synergy
Search for Tomorrow
50% of 2 decks +47% synergy
Regrowth
50% of 2 decks +47% synergy
Life from the Loam
50% of 2 decks +46% synergy
Green Sun's Zenith
50% of 2 decks +44% synergy
Overwhelming Stampede
50% of 2 decks +44% synergy
Bala Ged Recovery
50% of 2 decks +42% synergy
Explore
50% of 2 decks +41% synergy
Rishkar's Expertise
50% of 2 decks +40% synergy
Culling Ritual
50% of 2 decks +39% synergy
Kodama's Reach
50% of 2 decks +20% synergy
Nature's Lore
50% of 2 decks +18% synergy
Rampant Growth
50% of 2 decks +16% synergy
Farseek
50% of 2 decks +15% synergy
Cultivate
50% of 2 decks +5% synergy
Tendrils of Agony
38% of 8 decks +37% synergy
Buried Alive
38% of 8 decks +32% synergy
Diabolic Intent
38% of 8 decks +29% synergy
Reanimate
38% of 8 decks +21% synergy
Drain Life
25% of 8 decks +25% synergy
Bubbling Muck
25% of 8 decks +24% synergy
Unmarked Grave
25% of 8 decks +23% synergy
Peer into the Abyss
25% of 8 decks +22% synergy
Grim Tutor
25% of 8 decks +21% synergy
Victimize
25% of 8 decks +13% synergy
Final Vengeance
20% of 5 decks +19% synergy
Demonic Counsel
20% of 5 decks +18% synergy
Blasphemous Edict
20% of 5 decks +13% synergy
Stargaze
17% of 6 decks +16% synergy
Diresight
17% of 6 decks +15% synergy
Fell
17% of 6 decks +15% synergy
Final Act
14% of 7 decks +13% synergy
Lively Dirge
14% of 7 decks +13% synergy
Insatiable Avarice
14% of 7 decks +11% synergy
Brush with Death
12% of 8 decks +12% synergy
Soul Burn
12% of 8 decks +12% synergy
Nightmare Void
12% of 8 decks +12% synergy
Skulltap
12% of 8 decks +12% synergy
Utility Artifacts
The Great Henge
50% of 2 decks +40% synergy
Jet Medallion
38% of 8 decks +34% synergy
Phyrexian Altar
38% of 8 decks +34% synergy
Lotus Petal
38% of 8 decks +31% synergy
Mind Stone
38% of 8 decks +21% synergy
Blasting Station
25% of 8 decks +24% synergy
Aetherflux Reservoir
25% of 8 decks +22% synergy
Skullclamp
25% of 8 decks +13% synergy
Commander's Sphere
25% of 8 decks +11% synergy
Sword of Wealth and Power
14% of 7 decks +13% synergy
Soul Net
12% of 8 decks +12% synergy
Onyx Talisman
12% of 8 decks +12% synergy
Memory Crystal
12% of 8 decks +12% synergy
Brain in a Jar
12% of 8 decks +12% synergy
Paleontologist's Pick-Axe
12% of 8 decks +12% synergy
Witchbane Orb
12% of 8 decks +12% synergy
Sentinel Totem
12% of 8 decks +12% synergy
The Stasis Coffin
12% of 8 decks +12% synergy
Embalmer's Tools
12% of 8 decks +12% synergy
Lantern of the Lost
12% of 8 decks +12% synergy
The Moment
12% of 8 decks +12% synergy
Lotus Blossom
12% of 8 decks +12% synergy
Skeleton Shard
12% of 8 decks +12% synergy
Magistrate's Scepter
12% of 8 decks +12% synergy
Sword of the Paruns
12% of 8 decks +12% synergy
The Golden Throne
12% of 8 decks +12% synergy
Desecrated Tomb
12% of 8 decks +12% synergy
Lotus Bloom
12% of 8 decks +12% synergy
Nim Deathmantle
12% of 8 decks +12% synergy
Witch's Oven
12% of 8 decks +12% synergy
Thornbite Staff
12% of 8 decks +12% synergy
Mycosynth Lattice
12% of 8 decks +12% synergy
Voltaic Key
12% of 8 decks +12% synergy
Primal Amulet
12% of 8 decks +12% synergy
Twinning Staff
12% of 8 decks +11% synergy
Mimic Vat
12% of 8 decks +11% synergy
Trading Post
12% of 8 decks +11% synergy
Moonsilver Key
12% of 8 decks +11% synergy
Staff of Domination
12% of 8 decks +11% synergy
Chimil, the Inner Sun
12% of 8 decks +11% synergy
Bontu's Monument
12% of 8 decks +10% synergy
Isochron Scepter
12% of 8 decks +10% synergy
Maskwood Nexus
12% of 8 decks +10% synergy
Urza's Incubator
12% of 8 decks +9% synergy
Jeweled Lotus
12% of 8 decks +9% synergy
Sensei's Divining Top
12% of 8 decks +7% synergy
Wishclaw Talisman
12% of 8 decks +7% synergy
The One Ring
12% of 8 decks +4% synergy
Swiftfoot Boots
12% of 8 decks -15% synergy
Enchantments
Rakdos Joins Up
100% of 1 decks +97% synergy
Aggravated Assault
100% of 1 decks +96% synergy
Goblin Bombardment
100% of 1 decks +94% synergy
Pernicious Deed
50% of 2 decks +48% synergy
Zendikar Resurgent
50% of 2 decks +48% synergy
Awakening Zone
50% of 2 decks +48% synergy
Asceticism
50% of 2 decks +47% synergy
Sylvan Library
50% of 2 decks +39% synergy
Bastion of Remembrance
38% of 8 decks +31% synergy
Blood Funnel
25% of 8 decks +25% synergy
Conspiracy
25% of 8 decks +24% synergy
Phyrexian Reclamation
25% of 8 decks +22% synergy
Animate Dead
25% of 8 decks +16% synergy
Chthonian Nightmare
14% of 7 decks +13% synergy
Decaying Soil
12% of 8 decks +12% synergy
Leshrac's Sigil
12% of 8 decks +12% synergy
Carnival of Souls
12% of 8 decks +12% synergy
Tainted Aether
12% of 8 decks +12% synergy
Scion of Halaster
12% of 8 decks +12% synergy
Contamination
12% of 8 decks +12% synergy
Lich's Mastery
12% of 8 decks +12% synergy
Thran Vigil
12% of 8 decks +12% synergy
Retribution of the Ancients
12% of 8 decks +12% synergy
Cultist of the Absolute
12% of 8 decks +12% synergy
Blight Mound
12% of 8 decks +12% synergy
Gift of Doom
12% of 8 decks +12% synergy
Dance of the Dead
12% of 8 decks +11% synergy
Greed
12% of 8 decks +10% synergy
Dreadhorde Invasion
12% of 8 decks +10% synergy
Call of the Ring
12% of 8 decks +9% synergy
Necromancy
12% of 8 decks +9% synergy
Bloodchief Ascension
12% of 8 decks +9% synergy
The Meathook Massacre
12% of 8 decks +7% synergy
Planeswalkers
Tibalt, Rakish Instigator
100% of 1 decks +100% synergy
Chandra, Acolyte of Flame
100% of 1 decks +99% synergy
Liliana, Dreadhorde General
12% of 8 decks +9% synergy
Utility Lands
Restless Cottage
100% of 2 decks +97% synergy
Sokenzan, Crucible of Defiance
100% of 1 decks +96% synergy
Shifting Woodland
100% of 2 decks +93% synergy
Hickory Woodlot
50% of 2 decks +50% synergy
Treetop Village
50% of 2 decks +49% synergy
Lair of the Hydra
50% of 2 decks +48% synergy
Llanowar Reborn
50% of 2 decks +48% synergy
Tranquil Thicket
50% of 2 decks +46% synergy
Boseiju, Who Endures
50% of 2 decks +31% synergy
Witch's Cottage
38% of 8 decks +34% synergy
Cabal Coffers
38% of 8 decks +27% synergy
Lake of the Dead
25% of 8 decks +24% synergy
Blast Zone
25% of 8 decks +24% synergy
Emergence Zone
25% of 8 decks +23% synergy
Strip Mine
25% of 8 decks +22% synergy
Barren Moor
25% of 8 decks +21% synergy
Darksteel Citadel
25% of 8 decks +21% synergy
Urza's Saga
25% of 8 decks +18% synergy
Urborg, Tomb of Yawgmoth
25% of 8 decks +16% synergy
Takenuma, Abandoned Mire
25% of 8 decks +15% synergy
Safe Haven
12% of 8 decks +12% synergy
Peat Bog
12% of 8 decks +12% synergy
Mirrorpool
12% of 8 decks +12% synergy
City of Traitors
12% of 8 decks +12% synergy
Crystal Vein
12% of 8 decks +12% synergy
Dark Depths
12% of 8 decks +11% synergy
Volrath's Stronghold
12% of 8 decks +11% synergy
Homeward Path
12% of 8 decks +11% synergy
Mikokoro, Center of the Sea
12% of 8 decks +11% synergy
Tyrite Sanctum
12% of 8 decks +11% synergy
Ghost Quarter
12% of 8 decks +10% synergy
Barad-dûr
12% of 8 decks +10% synergy
Treasure Vault
12% of 8 decks +10% synergy
Thespian's Stage
12% of 8 decks +10% synergy
High Market
12% of 8 decks +10% synergy
Scavenger Grounds
12% of 8 decks +9% synergy
Geier Reach Sanitarium
12% of 8 decks +9% synergy
Inventors' Fair
12% of 8 decks +9% synergy
Vault of Whispers
12% of 8 decks +8% synergy
Mortuary Mire
12% of 8 decks +8% synergy
Castle Locthwain
12% of 8 decks +8% synergy
Buried Ruin
12% of 8 decks +8% synergy
Nykthos, Shrine to Nyx
12% of 8 decks +7% synergy
Rogue's Passage
12% of 8 decks -7% synergy
Reliquary Tower
12% of 8 decks -17% synergy
Mana Artifacts
Talisman of Indulgence
100% of 1 decks +73% synergy
Sol Ring
75% of 8 decks -9% synergy
Arcane Signet
38% of 8 decks -35% synergy
Fellwar Stone
25% of 8 decks +4% synergy
Séance Board
20% of 5 decks +19% synergy
Mox Tantalite
12% of 8 decks +12% synergy
Skyclave Relic
12% of 8 decks +11% synergy
Grim Monolith
12% of 8 decks +11% synergy
Liquimetal Torque
12% of 8 decks +9% synergy
Mox Amber
12% of 8 decks +8% synergy
Mox Diamond
12% of 8 decks +8% synergy
Mox Opal
12% of 8 decks +8% synergy
Everflowing Chalice
12% of 8 decks +8% synergy
Mana Crypt
12% of 8 decks +7% synergy
Chrome Mox
12% of 8 decks +6% synergy
Mana Vault
12% of 8 decks +6% synergy
Thought Vessel
12% of 8 decks -5% synergy
Lands
Rakdos Guildgate
100% of 1 decks +96% synergy
Canyon Slough
100% of 1 decks +93% synergy
Bloodfell Caves
100% of 1 decks +93% synergy
Graven Cairns
100% of 1 decks +92% synergy
Raucous Theater
100% of 1 decks +90% synergy
Tainted Peak
100% of 1 decks +89% synergy
Shadowblood Ridge
100% of 1 decks +87% synergy
Rakdos Carnarium
100% of 1 decks +86% synergy
Temple of Malice
100% of 1 decks +86% synergy
Foreboding Ruins
100% of 1 decks +84% synergy
Haunted Ridge
100% of 1 decks +84% synergy
Sulfurous Springs
100% of 1 decks +79% synergy
Luxury Suite
100% of 1 decks +74% synergy
Dragonskull Summit
100% of 1 decks +68% synergy
Smoldering Marsh
100% of 1 decks +67% synergy
Blood Crypt
100% of 1 decks +62% synergy
Darkmoss Bridge
50% of 2 decks +47% synergy
Blighted Woodland
50% of 2 decks +45% synergy
Nurturing Peatland
50% of 2 decks +44% synergy
Darkbore Pathway
50% of 2 decks +42% synergy
Twilight Mire
50% of 2 decks +39% synergy
Underground Mortuary
50% of 2 decks +37% synergy
Tainted Wood
50% of 2 decks +36% synergy
Deathcap Glade
50% of 2 decks +36% synergy
Temple of Malady
50% of 2 decks +33% synergy
Undergrowth Stadium
50% of 2 decks +24% synergy
Overgrown Tomb
50% of 2 decks +8% synergy
Command Tower
38% of 8 decks -37% synergy
Cavern of Souls
25% of 8 decks +18% synergy
Opal Palace
12% of 8 decks +10% synergy
Gemstone Caverns
12% of 8 decks +8% synergy
Verdant Catacombs
12% of 8 decks +1% synergy
Terramorphic Expanse
12% of 8 decks -3% synergy
Evolving Wilds
12% of 8 decks -8% synergy