Necrotic Ooze + Phyrexian Devourer + Deathbringer Thoctar

Necrotic Ooze
Phyrexian Devourer
Deathbringer Thoctar

Requires
Necrotic Ooze must be on the battlefield. Phyrexian Devourer must be in the graveyard. Deathbringer Thoctar must be in the graveyard. The combined mana value of cards in you library is greater than or equal to the sum of your opponents' life totals.
Steps
  1. Activate Phyrexian Devourer's ability repeatedly to exile your entire library, adding a number of counter to it equal to the mana value of the exiled cards.
  2. Use Deathbringer Thoctar's ability to remove +1/+1 counters to deal 1 damage to any target until your opponent are dead.
Results
Near-infinite damage.

Mairsil, the Pretender
0.13% of 1598 decks 2 decks
Slimefoot and Squee
0.01% of 8699 decks 1 decks
Dargo, the Shipwrecker // Francisco, Fowl Marauder
0.69% of 145 decks 1 decks
Ob Nixilis, Captive Kingpin
0.01% of 9291 decks 1 decks
The Infamous Cruelclaw
0.02% of 5537 decks 1 decks
Kethek, Crucible Goliath
0.12% of 814 decks 1 decks
Exava, Rakdos Blood Witch
0.26% of 392 decks 1 decks
Coram, the Undertaker
0.02% of 5199 decks 1 decks
High Synergy Cards
Buried Alive
89% of 9 decks +83% synergy
Entomb
78% of 9 decks +70% synergy
Triskelion
67% of 9 decks +66% synergy
Unmarked Grave
67% of 9 decks +64% synergy
Walking Ballista
56% of 9 decks +53% synergy
Deflecting Swat
67% of 9 decks +50% synergy
Anger
56% of 9 decks +50% synergy
Lotus Petal
44% of 9 decks +38% synergy
Diabolic Intent
44% of 9 decks +36% synergy
Animate Dead
44% of 9 decks +35% synergy
Top Cards
Lightning Greaves
56% of 9 decks +30% synergy
Gamble
44% of 9 decks +35% synergy
Deadly Rollick
44% of 9 decks +33% synergy
Reanimate
44% of 9 decks +28% synergy
Dark Ritual
44% of 9 decks +22% synergy
Swiftfoot Boots
44% of 9 decks +17% synergy
Game Changers
Demonic Tutor
56% of 9 decks +34% synergy
Fierce Guardianship
50% of 2 decks +32% synergy
Rhystic Study
50% of 2 decks +23% synergy
Chrome Mox
44% of 9 decks +38% synergy
Ancient Tomb
44% of 9 decks +34% synergy
Vampiric Tutor
44% of 9 decks +27% synergy
Mox Diamond
33% of 9 decks +29% synergy
Imperial Seal
33% of 9 decks +28% synergy
Jeska's Will
33% of 9 decks +16% synergy
Lion's Eye Diamond
22% of 9 decks +20% synergy
Creatures
Quicksilver Elemental
100% of 2 decks +100% synergy
Dralnu, Lich Lord
100% of 2 decks +100% synergy
Aetherling
100% of 2 decks +100% synergy
Cavern Harpy
100% of 2 decks +100% synergy
Six
100% of 1 decks +95% synergy
Marvin, Murderous Mimic
67% of 3 decks +65% synergy
Disciple of the Ring
50% of 2 decks +50% synergy
Dosan the Falling Leaf
50% of 2 decks +49% synergy
Hermit Druid
50% of 2 decks +49% synergy
Arcanis the Omnipotent
50% of 2 decks +49% synergy
Golgari Grave-Troll
50% of 2 decks +48% synergy
Sprouting Thrinax
50% of 2 decks +48% synergy
Slimefoot, the Stowaway
50% of 2 decks +48% synergy
Vexing Shusher
50% of 2 decks +48% synergy
Endurance
50% of 2 decks +48% synergy
Tendershoot Dryad
50% of 2 decks +48% synergy
Thassa, Deep-Dwelling
50% of 2 decks +47% synergy
Tinder Wall
50% of 2 decks +47% synergy
Korvold, Fae-Cursed King
50% of 2 decks +47% synergy
Displacer Kitten
50% of 2 decks +45% synergy
Etali, Primal Conqueror
50% of 2 decks +40% synergy
Delighted Halfling
50% of 2 decks +38% synergy
Deathrite Shaman
50% of 2 decks +38% synergy
Ignoble Hierarch
50% of 2 decks +25% synergy
Birds of Paradise
50% of 2 decks +23% synergy
Ulamog's Dreadsire
40% of 5 decks +39% synergy
Boggart Trawler
40% of 5 decks +36% synergy
Orcish Bowmasters
38% of 8 decks +28% synergy
Asmodeus the Archfiend
33% of 9 decks +33% synergy
Metamorphosis Fanatic
33% of 3 decks +32% synergy
Mirkwood Bats
25% of 8 decks +15% synergy
Blood Vassal
22% of 9 decks +22% synergy
Endling
22% of 9 decks +22% synergy
Eater of the Dead
22% of 9 decks +22% synergy
Trazyn the Infinite
22% of 9 decks +22% synergy
Oriq Loremage
22% of 9 decks +21% synergy
Skirge Familiar
22% of 9 decks +21% synergy
Blood Pet
22% of 9 decks +21% synergy
Ob Nixilis, Captive Kingpin
22% of 9 decks +21% synergy
Vile Entomber
22% of 9 decks +20% synergy
Hoarding Broodlord
22% of 9 decks +20% synergy
Razaketh, the Foulblooded
22% of 9 decks +20% synergy
Nightscape Familiar
22% of 9 decks +20% synergy
Vilis, Broker of Blood
22% of 9 decks +19% synergy
Kiki-Jiki, Mirror Breaker
22% of 9 decks +19% synergy
Chainer, Nightmare Adept
22% of 9 decks +17% synergy
Simian Spirit Guide
22% of 9 decks +17% synergy
Syr Konrad, the Grim
22% of 9 decks +13% synergy
Dockside Extortionist
22% of 9 decks +13% synergy
Mayhem Devil
22% of 9 decks +12% synergy
Instants
Siren's Ruse
100% of 2 decks +99% synergy
Planar Incision
100% of 2 decks +99% synergy
Maestros Charm
100% of 2 decks +98% synergy
Essence Flux
100% of 2 decks +98% synergy
Muddle the Mixture
100% of 2 decks +95% synergy
Prismari Command
100% of 2 decks +95% synergy
Withering Torment
100% of 3 decks +92% synergy
Frantic Search
100% of 2 decks +87% synergy
An Offer You Can't Refuse
100% of 2 decks +79% synergy
Counterspell
100% of 2 decks +57% synergy
Reclaim
50% of 2 decks +49% synergy
Blur
50% of 2 decks +49% synergy
Mana Leak
50% of 2 decks +48% synergy
Artifact Mutation
50% of 2 decks +46% synergy
Noxious Revival
50% of 2 decks +45% synergy
Abrupt Decay
50% of 2 decks +40% synergy
Worldly Tutor
50% of 2 decks +36% synergy
Negate
50% of 2 decks +27% synergy
Assassin's Trophy
50% of 2 decks +20% synergy
Beast Within
50% of 2 decks +12% synergy
Live or Die
33% of 3 decks +33% synergy
Saw in Half
33% of 9 decks +30% synergy
Cabal Ritual
33% of 9 decks +29% synergy
Pyroblast
33% of 9 decks +27% synergy
Red Elemental Blast
33% of 9 decks +27% synergy
Untimely Malfunction
33% of 3 decks +26% synergy
Desperate Ritual
22% of 9 decks +20% synergy
Fire Covenant
22% of 9 decks +19% synergy
Seething Song
22% of 9 decks +16% synergy
Valakut Awakening
22% of 9 decks +16% synergy
Malakir Rebirth
22% of 9 decks +14% synergy
Thrill of Possibility
22% of 9 decks +12% synergy
Lightning Bolt
22% of 9 decks +11% synergy
Abrade
22% of 9 decks +11% synergy
Terminate
22% of 9 decks +2% synergy
Chaos Warp
22% of 9 decks -9% synergy
Demand Answers
20% of 5 decks +15% synergy
Fell the Profane
20% of 5 decks +12% synergy
Nasty End
12% of 8 decks +10% synergy
Insidious Dreams
11% of 9 decks +11% synergy
Hagra Mauling
11% of 9 decks +9% synergy
Final Fortune
11% of 9 decks +9% synergy
Undying Malice
11% of 9 decks +9% synergy
Feign Death
11% of 9 decks +9% synergy
Pyretic Ritual
11% of 9 decks +9% synergy
Expedite
11% of 9 decks +8% synergy
Delayed Blast Fireball
11% of 9 decks +8% synergy
Imp's Mischief
11% of 9 decks +8% synergy
Bolt Bend
11% of 9 decks +7% synergy
Culling the Weak
11% of 9 decks +7% synergy
Sorceries
Splash Portal
100% of 2 decks +99% synergy
Irenicus's Vile Duplication
100% of 2 decks +97% synergy
Eldritch Evolution
100% of 2 decks +95% synergy
Fabricate
100% of 2 decks +94% synergy
Strategic Planning
50% of 2 decks +50% synergy
Consuming Tide
50% of 2 decks +49% synergy
Life from the Loam
50% of 2 decks +46% synergy
Windfall
50% of 2 decks +37% synergy
Three Visits
50% of 2 decks +26% synergy
Nature's Lore
50% of 2 decks +18% synergy
Farseek
50% of 2 decks +16% synergy
Rampant Growth
50% of 2 decks +16% synergy
Lively Dirge
40% of 5 decks +38% synergy
Wheel of Fortune
33% of 9 decks +28% synergy
Faithless Looting
33% of 9 decks +17% synergy
Exhume
22% of 9 decks +21% synergy
Praetor's Grasp
22% of 9 decks +20% synergy
Wheel of Misfortune
22% of 9 decks +19% synergy
Grim Tutor
22% of 9 decks +18% synergy
Feed the Swarm
22% of 9 decks +5% synergy
Toxic Deluge
22% of 9 decks +4% synergy
Molten Duplication
20% of 5 decks +18% synergy
Bloodsoaked Insight
20% of 5 decks +17% synergy
Sundering Eruption
20% of 5 decks +17% synergy
Burst of Speed
11% of 9 decks +11% synergy
Recoup
11% of 9 decks +11% synergy
Ransack the Lab
11% of 9 decks +11% synergy
Disentomb
11% of 9 decks +11% synergy
Necromantic Selection
11% of 9 decks +10% synergy
Yawgmoth's Will
11% of 9 decks +10% synergy
Bubbling Muck
11% of 9 decks +10% synergy
Final Parting
11% of 9 decks +10% synergy
Seize the Spotlight
11% of 9 decks +9% synergy
Reckless Handling
11% of 9 decks +9% synergy
Scheming Symmetry
11% of 9 decks +9% synergy
Pirate's Pillage
11% of 9 decks +9% synergy
Profane Tutor
11% of 9 decks +9% synergy
Twinflame
11% of 9 decks +8% synergy
In Garruk's Wake
11% of 9 decks +8% synergy
Seize the Spoils
11% of 9 decks +8% synergy
Rite of Flame
11% of 9 decks +8% synergy
Torment of Hailfire
11% of 9 decks +6% synergy
Living Death
11% of 9 decks +6% synergy
Victimize
11% of 9 decks -1% synergy
Vandalblast
11% of 9 decks -5% synergy
Blasphemous Act
11% of 9 decks -22% synergy
Utility Artifacts
Thousand-Year Elixir
33% of 9 decks +31% synergy
Jeweled Lotus
33% of 9 decks +29% synergy
Mind Stone
33% of 9 decks +16% synergy
Agatha's Soul Cauldron
29% of 7 decks +27% synergy
Skull of Ramos
22% of 9 decks +22% synergy
Soul-Guide Lantern
22% of 9 decks +21% synergy
Staff of Domination
22% of 9 decks +21% synergy
Whispersilk Cloak
22% of 9 decks +18% synergy
Ashnod's Altar
22% of 9 decks +15% synergy
Pip-Boy 3000
20% of 5 decks +19% synergy
Lavaspur Boots
20% of 5 decks +18% synergy
Tarrian's Soulcleaver
20% of 5 decks +18% synergy
Palantír of Orthanc
12% of 8 decks +11% synergy
Mithril Coat
12% of 8 decks +8% synergy
Fabrication Module
11% of 9 decks +11% synergy
Decoction Module
11% of 9 decks +11% synergy
Animation Module
11% of 9 decks +11% synergy
Library of Leng
11% of 9 decks +11% synergy
Reckoner Bankbuster
11% of 9 decks +11% synergy
Grinding Station
11% of 9 decks +11% synergy
Blade of the Bloodchief
11% of 9 decks +10% synergy
Endless Atlas
11% of 9 decks +10% synergy
Nevinyrral's Disk
11% of 9 decks +10% synergy
Scroll Rack
11% of 9 decks +10% synergy
Portal to Phyrexia
11% of 9 decks +10% synergy
Conjurer's Closet
11% of 9 decks +9% synergy
Altar of Dementia
11% of 9 decks +8% synergy
Ruby Medallion
11% of 9 decks +8% synergy
Basilisk Collar
11% of 9 decks +8% synergy
Phyrexian Altar
11% of 9 decks +7% synergy
Sensei's Divining Top
11% of 9 decks +6% synergy
Wishclaw Talisman
11% of 9 decks +6% synergy
The One Ring
11% of 9 decks +3% synergy
Bolas's Citadel
11% of 9 decks +2% synergy
Skullclamp
11% of 9 decks -1% synergy
Enchantments
Propaganda
100% of 2 decks +88% synergy
City of Solitude
50% of 2 decks +50% synergy
Cryptolith Rite
50% of 2 decks +47% synergy
Greater Good
50% of 2 decks +45% synergy
Parallel Lives
50% of 2 decks +43% synergy
Wild Growth
50% of 2 decks +39% synergy
Sylvan Library
50% of 2 decks +39% synergy
Mystic Remora
50% of 2 decks +32% synergy
Rhythm of the Wild
50% of 2 decks +27% synergy
Rising of the Day
25% of 8 decks +20% synergy
All Will Be One
22% of 9 decks +20% synergy
Necromancy
22% of 9 decks +19% synergy
Underworld Breach
22% of 9 decks +16% synergy
Bastion of Remembrance
22% of 9 decks +16% synergy
Black Market Connections
22% of 9 decks +11% synergy
Chthonian Nightmare
20% of 5 decks +18% synergy
Powerbalance
20% of 5 decks +18% synergy
Virtue of Persistence
17% of 6 decks +14% synergy
Night Dealings
11% of 9 decks +11% synergy
Ashling's Prerogative
11% of 9 decks +11% synergy
Sadistic Glee
11% of 9 decks +11% synergy
Aether Sting
11% of 9 decks +11% synergy
Quest for Pure Flame
11% of 9 decks +11% synergy
Thran Vigil
11% of 9 decks +11% synergy
Eternal Thirst
11% of 9 decks +11% synergy
Agent of the Shadow Thieves
11% of 9 decks +10% synergy
Fervor
11% of 9 decks +10% synergy
Bitter Reunion
11% of 9 decks +10% synergy
Dance of the Dead
11% of 9 decks +9% synergy
Tortured Existence
11% of 9 decks +9% synergy
Sticky Fingers
11% of 9 decks +9% synergy
Fable of the Mirror-Breaker
11% of 9 decks +9% synergy
Sneak Attack
11% of 9 decks +9% synergy
Call of the Ring
11% of 9 decks +8% synergy
The Meathook Massacre
11% of 9 decks +6% synergy
Impact Tremors
11% of 9 decks +1% synergy
Battles
Invasion of Azgol
11% of 9 decks +11% synergy
Planeswalkers
Tezzeret the Seeker
100% of 2 decks +98% synergy
Minsc & Boo, Timeless Heroes
50% of 2 decks +48% synergy
Karn, the Great Creator
11% of 9 decks +10% synergy
Utility Lands
Riptide Laboratory
100% of 2 decks +98% synergy
Shifting Woodland
100% of 1 decks +93% synergy
Boseiju, Who Endures
100% of 2 decks +81% synergy
Minamo, School at Water's Edge
50% of 2 decks +46% synergy
Bojuka Bog
44% of 9 decks +15% synergy
Arena of Glory
40% of 5 decks +34% synergy
Urborg, Tomb of Yawgmoth
33% of 9 decks +24% synergy
Takenuma, Abandoned Mire
33% of 9 decks +23% synergy
Emergence Zone
22% of 9 decks +20% synergy
Witch's Cottage
22% of 9 decks +19% synergy
Command Beacon
22% of 9 decks +18% synergy
Buried Ruin
22% of 9 decks +17% synergy
Urza's Saga
22% of 9 decks +15% synergy
Rogue's Passage
22% of 9 decks +2% synergy
Restless Vents
20% of 5 decks +18% synergy
Minas Morgul, Dark Fortress
17% of 6 decks +15% synergy
The Black Gate
12% of 8 decks +10% synergy
Mines of Moria
12% of 8 decks +9% synergy
Underdark Rift
11% of 9 decks +11% synergy
Peat Bog
11% of 9 decks +11% synergy
Hive of the Eye Tyrant
11% of 9 decks +11% synergy
Sandstone Needle
11% of 9 decks +11% synergy
Drannith Ruins
11% of 9 decks +11% synergy
Hall of the Bandit Lord
11% of 9 decks +10% synergy
Flamekin Village
11% of 9 decks +10% synergy
City of Traitors
11% of 9 decks +10% synergy
Tomb Fortress
11% of 9 decks +10% synergy
Leechridden Swamp
11% of 9 decks +10% synergy
Nesting Grounds
11% of 9 decks +10% synergy
Shivan Gorge
11% of 9 decks +9% synergy
Tyrite Sanctum
11% of 9 decks +9% synergy
Dakmor Salvage
11% of 9 decks +9% synergy
Access Tunnel
11% of 9 decks +9% synergy
Westvale Abbey
11% of 9 decks +9% synergy
Barren Moor
11% of 9 decks +7% synergy
Inventors' Fair
11% of 9 decks +7% synergy
Forgotten Cave
11% of 9 decks +7% synergy
Shizo, Death's Storehouse
11% of 9 decks +6% synergy
Mortuary Mire
11% of 9 decks +6% synergy
War Room
11% of 9 decks +5% synergy
Phyrexian Tower
11% of 9 decks +3% synergy
Mana Artifacts
Talisman of Creativity
100% of 2 decks +71% synergy
Dimir Signet
100% of 2 decks +71% synergy
Talisman of Dominance
100% of 2 decks +68% synergy
Sol Ring
100% of 9 decks +16% synergy
Arcane Signet
89% of 9 decks +17% synergy
Talisman of Indulgence
67% of 9 decks +40% synergy
Fellwar Stone
56% of 9 decks +35% synergy
Talisman of Impulse
50% of 2 decks +41% synergy
Gruul Signet
50% of 2 decks +38% synergy
Talisman of Resilience
50% of 2 decks +38% synergy
Golgari Signet
50% of 2 decks +38% synergy
Mana Crypt
44% of 9 decks +38% synergy
Rakdos Signet
33% of 9 decks +4% synergy
Patriar's Seal
22% of 9 decks +21% synergy
Gilded Lotus
22% of 9 decks +19% synergy
Mox Opal
22% of 9 decks +18% synergy
Mana Vault
22% of 9 decks +16% synergy
Grim Monolith
11% of 9 decks +9% synergy
Liquimetal Torque
11% of 9 decks +8% synergy
Mox Amber
11% of 9 decks +7% synergy
Charcoal Diamond
11% of 9 decks +6% synergy
Cursed Mirror
11% of 9 decks +6% synergy
Thought Vessel
11% of 9 decks -6% synergy
Lands
Commercial District
100% of 1 decks +91% synergy
Underground Mortuary
100% of 1 decks +88% synergy
Underground River
100% of 2 decks +80% synergy
Spire Garden
100% of 2 decks +76% synergy
Undergrowth Stadium
100% of 2 decks +74% synergy
Shivan Reef
100% of 2 decks +73% synergy
Stomping Ground
100% of 2 decks +59% synergy
Overgrown Tomb
100% of 2 decks +58% synergy
Command Tower
100% of 9 decks +26% synergy
Blood Crypt
78% of 9 decks +40% synergy
Bloodstained Mire
67% of 9 decks +56% synergy
Luxury Suite
67% of 9 decks +41% synergy
City of Brass
56% of 9 decks +48% synergy
Verdant Catacombs
56% of 9 decks +44% synergy
Sulfurous Springs
56% of 9 decks +35% synergy
Exotic Orchard
56% of 9 decks +20% synergy
Seething Landscape
50% of 2 decks +41% synergy
Undercity Sewers
50% of 2 decks +40% synergy
Tainted Isle
50% of 2 decks +39% synergy
Taiga
50% of 2 decks +37% synergy
Bayou
50% of 2 decks +37% synergy
Frostboil Snarl
50% of 2 decks +36% synergy
Darkwater Catacombs
50% of 2 decks +35% synergy
Izzet Boilerworks
50% of 2 decks +34% synergy
Choked Estuary
50% of 2 decks +33% synergy
Dimir Aqueduct
50% of 2 decks +33% synergy
Karplusan Forest
50% of 2 decks +33% synergy
Savage Lands
50% of 2 decks +27% synergy
Llanowar Wastes
50% of 2 decks +24% synergy
Morphic Pool
50% of 2 decks +24% synergy
Xander's Lounge
50% of 2 decks +24% synergy
Drowned Catacomb
50% of 2 decks +23% synergy
Training Center
50% of 2 decks +23% synergy
Ziatora's Proving Ground
50% of 2 decks +20% synergy
Crumbling Necropolis
50% of 2 decks +19% synergy
Sulfur Falls
50% of 2 decks +18% synergy
Sunken Hollow
50% of 2 decks +15% synergy
Steam Vents
50% of 2 decks +12% synergy
Watery Grave
50% of 2 decks +10% synergy
Blightstep Pathway
44% of 9 decks +35% synergy
Wooded Foothills
44% of 9 decks +34% synergy
Arid Mesa
44% of 9 decks +34% synergy
Polluted Delta
44% of 9 decks +33% synergy
Badlands
44% of 9 decks +31% synergy
Gemstone Caverns
33% of 9 decks +28% synergy
Mana Confluence
33% of 9 decks +26% synergy
Blazemire Verge
33% of 3 decks +23% synergy
Marsh Flats
33% of 9 decks +22% synergy
Gemstone Mine
22% of 9 decks +22% synergy
Canyon Slough
22% of 9 decks +16% synergy