Ob Nixilis, Captive Kingpin + Agatha's Soul Cauldron + Deathbringer Thoctar

Ob Nixilis, Captive Kingpin
Agatha's Soul Cauldron
Deathbringer Thoctar

Requires
Ob Nixilis, Captive Kingpin must be on the battlefield. Agatha's Soul Cauldron must be on the battlefield. Deathbringer Thoctar must be in exile (exiled by Agatha's Soul Cauldron). Ob Nixilis has at least one +1/+1 counter on it.
Steps
  1. Activate Ob Nixilis using Deathbringer Thoctar's ability by removing a +1/+1 counter from it, dealing 1 damage to an opponent.
  2. Ob Nixilis triggers, putting a +1/+1 counter on itself and exiling the top card of your library.
  3. Repeat.
Results
Exile your library. Infinite damage.

Ob Nixilis, Captive Kingpin
0.30% of 7869 decks 24 decks
Gev, Scaled Scorch
0.05% of 4293 decks 2 decks
Exava, Rakdos Blood Witch
0.26% of 387 decks 1 decks
Coram, the Undertaker
0.03% of 3795 decks 1 decks
Kraum, Ludevic's Opus // Reyhan, Last of the Abzan
0.36% of 276 decks 1 decks
Zagras, Thief of Heartbeats
0.17% of 588 decks 1 decks
Kresh the Bloodbraided
0.04% of 2663 decks 1 decks
Dargo, the Shipwrecker // Francisco, Fowl Marauder
0.74% of 135 decks 1 decks
New Cards
Valgavoth, Harrower of Souls
75% of 4 decks +70% synergy
High Synergy Cards
Walking Ballista
81% of 32 decks +79% synergy
All Will Be One
75% of 32 decks +72% synergy
Coruscation Mage
78% of 9 decks +71% synergy
Unstable Amulet
67% of 15 decks +65% synergy
Prosper, Tome-Bound
66% of 32 decks +63% synergy
Mayhem Devil
72% of 32 decks +62% synergy
Roiling Vortex
56% of 32 decks +55% synergy
Triskelion
50% of 32 decks +50% synergy
Reckless Fireweaver
53% of 32 decks +49% synergy
Kederekt Parasite
50% of 32 decks +49% synergy
Top Cards
Dark Ritual
66% of 32 decks +43% synergy
Orcish Bowmasters
59% of 32 decks +48% synergy
Rakdos Charm
53% of 32 decks +39% synergy
Grapeshot
50% of 32 decks +46% synergy
Sensei's Divining Top
50% of 32 decks +44% synergy
Tibalt's Trickery
50% of 32 decks +44% synergy
Firebrand Archer
47% of 32 decks +44% synergy
Kessig Flamebreather
47% of 32 decks +44% synergy
Blood Artist
47% of 32 decks +35% synergy
Bedevil
47% of 32 decks +32% synergy
Creatures
Party Thrasher
46% of 13 decks +44% synergy
Agate Instigator
43% of 7 decks +33% synergy
Stormfist Crusader
41% of 32 decks +37% synergy
Birgi, God of Storytelling
41% of 32 decks +35% synergy
Marionette Apprentice
40% of 15 decks +32% synergy
Thermo-Alchemist
38% of 32 decks +35% synergy
Iridescent Vinelasher
33% of 9 decks +30% synergy
Disciple of the Vault
31% of 32 decks +29% synergy
Urabrask
31% of 32 decks +28% synergy
Dockside Extortionist
31% of 32 decks +18% synergy
Hedron Detonator
28% of 32 decks +27% synergy
Creeping Bloodsucker
28% of 32 decks +25% synergy
Dualcaster Mage
28% of 32 decks +23% synergy
Kardur, Doomscourge
28% of 32 decks +22% synergy
Blood Seeker
25% of 32 decks +24% synergy
Fate Unraveler
25% of 32 decks +23% synergy
Footlight Fiend
19% of 32 decks +18% synergy
Spear Spewer
19% of 32 decks +18% synergy
Pain Distributor
19% of 32 decks +18% synergy
Professional Face-Breaker
19% of 32 decks +10% synergy
Syr Konrad, the Grim
19% of 32 decks +10% synergy
Storm-Kiln Artist
19% of 32 decks +10% synergy
Unruly Catapult
17% of 29 decks +15% synergy
Goblin Arsonist
16% of 32 decks +15% synergy
The Red Terror
16% of 32 decks +15% synergy
Goblin Sharpshooter
16% of 32 decks +15% synergy
Mahadi, Emporium Master
16% of 32 decks +9% synergy
Mirkwood Bats
16% of 32 decks +3% synergy
Soot Imp
12% of 32 decks +12% synergy
Thermopod
12% of 32 decks +12% synergy
Hoarding Broodlord
12% of 32 decks +10% synergy
Erebor Flamesmith
12% of 32 decks +10% synergy
Xorn
12% of 32 decks +9% synergy
Simian Spirit Guide
12% of 32 decks +7% synergy
Ragavan, Nimble Pilferer
12% of 32 decks +5% synergy
Dauthi Voidwalker
12% of 32 decks +4% synergy
Viscera Seer
12% of 32 decks +3% synergy
Zulaport Cutthroat
12% of 32 decks +3% synergy
Ojer Axonil, Deepest Might
11% of 28 decks +8% synergy
War Elemental
9% of 32 decks +9% synergy
Nightshade Harvester
9% of 32 decks +9% synergy
Rampaging Ferocidon
9% of 32 decks +8% synergy
Murderous Redcap
9% of 32 decks +8% synergy
Runaway Steam-Kin
9% of 32 decks +7% synergy
Garna, Bloodfist of Keld
9% of 32 decks +7% synergy
Kediss, Emberclaw Familiar
9% of 32 decks +7% synergy
Electrostatic Field
9% of 32 decks +7% synergy
Goblin Engineer
9% of 32 decks +6% synergy
Kiki-Jiki, Mirror Breaker
9% of 32 decks +6% synergy
Krenko, Tin Street Kingpin
9% of 32 decks +5% synergy
Instants
Deflecting Swat
47% of 32 decks +31% synergy
Vampiric Tutor
41% of 32 decks +22% synergy
Terminate
38% of 32 decks +17% synergy
Chaos Warp
38% of 32 decks +5% synergy
Deadly Rollick
31% of 32 decks +21% synergy
Gut Shot
25% of 32 decks +24% synergy
Bolt Bend
25% of 32 decks +21% synergy
Red Elemental Blast
25% of 32 decks +18% synergy
Abrade
25% of 32 decks +14% synergy
Flick a Coin
24% of 29 decks +23% synergy
Imp's Mischief
22% of 32 decks +19% synergy
Culling the Weak
22% of 32 decks +18% synergy
Cabal Ritual
22% of 32 decks +17% synergy
Seething Song
22% of 32 decks +16% synergy
Lightning Bolt
22% of 32 decks +11% synergy
Pyroblast
19% of 32 decks +12% synergy
Entomb
19% of 32 decks +11% synergy
Spikefield Hazard
16% of 32 decks +14% synergy
Desperate Ritual
16% of 32 decks +13% synergy
Pyretic Ritual
16% of 32 decks +13% synergy
Tainted Pact
16% of 32 decks +12% synergy
Deadly Dispute
16% of 32 decks +4% synergy
Demand Answers
15% of 20 decks +7% synergy
Snuff Out
9% of 32 decks +7% synergy
Saw in Half
9% of 32 decks +6% synergy
Ad Nauseam
9% of 32 decks +6% synergy
Infernal Grasp
9% of 32 decks +2% synergy
Big Score
9% of 32 decks +0% synergy
Thrill of Possibility
9% of 32 decks -1% synergy
Sorceries
Demonic Tutor
53% of 32 decks +31% synergy
Feed the Swarm
47% of 32 decks +29% synergy
Blasphemous Act
44% of 32 decks +10% synergy
Jeska's Will
38% of 32 decks +20% synergy
Tectonic Hazard
36% of 25 decks +33% synergy
End the Festivities
34% of 32 decks +32% synergy
Diabolic Intent
34% of 32 decks +26% synergy
Gamble
31% of 32 decks +21% synergy
Reanimate
31% of 32 decks +16% synergy
Vandalblast
31% of 32 decks +15% synergy
Imperial Seal
25% of 32 decks +19% synergy
Peer into the Abyss
22% of 32 decks +19% synergy
Mana Geyser
22% of 32 decks +15% synergy
Twinflame
19% of 32 decks +16% synergy
Toxic Deluge
19% of 32 decks +1% synergy
Vicious Rumors
16% of 32 decks +15% synergy
Rite of Flame
16% of 32 decks +12% synergy
Faithless Looting
16% of 32 decks -1% synergy
Dreadbore
12% of 32 decks +10% synergy
Chandra's Ignition
12% of 32 decks +8% synergy
Night's Whisper
12% of 32 decks +3% synergy
Burn Down the House
9% of 32 decks +9% synergy
Heat Shimmer
9% of 32 decks +8% synergy
Reckless Handling
9% of 32 decks +7% synergy
Praetor's Grasp
9% of 32 decks +7% synergy
Beseech the Mirror
9% of 32 decks +5% synergy
Wheel of Fortune
9% of 32 decks +4% synergy
Diabolic Tutor
9% of 32 decks +3% synergy
Read the Bones
9% of 32 decks +1% synergy
Sign in Blood
9% of 32 decks -0% synergy
Utility Artifacts
Lightning Greaves
38% of 32 decks +12% synergy
Swiftfoot Boots
31% of 32 decks +3% synergy
Basilisk Collar
25% of 32 decks +22% synergy
Phyrexian Altar
25% of 32 decks +21% synergy
The One Ring
19% of 32 decks +10% synergy
Bontu's Monument
16% of 32 decks +13% synergy
Ashnod's Altar
16% of 32 decks +8% synergy
Wayfarer's Bauble
16% of 32 decks +5% synergy
Ruby Medallion
12% of 32 decks +10% synergy
Jet Medallion
9% of 32 decks +7% synergy
The Reaver Cleaver
9% of 32 decks +5% synergy
Bolas's Citadel
9% of 32 decks +0% synergy
Enchantments
Manabarbs
41% of 32 decks +39% synergy
Underworld Dreams
41% of 32 decks +38% synergy
Impact Tremors
38% of 32 decks +28% synergy
Underworld Breach
28% of 32 decks +22% synergy
Mortuary
22% of 32 decks +22% synergy
Passionate Archaeologist
19% of 32 decks +16% synergy
Chthonian Nightmare
19% of 16 decks +16% synergy
The Meathook Massacre
19% of 32 decks +14% synergy
Pyrohemia
16% of 32 decks +14% synergy
Goblin Bombardment
16% of 32 decks +9% synergy
Pestilence
12% of 32 decks +12% synergy
Theater of Horrors
12% of 32 decks +10% synergy
Revel in Riches
12% of 32 decks +9% synergy
Bastion of Remembrance
12% of 32 decks +6% synergy
Phyrexian Arena
12% of 32 decks -2% synergy
Uncivil Unrest
9% of 32 decks +8% synergy
Spiteful Visions
9% of 32 decks +7% synergy
Bitterblossom
9% of 32 decks +5% synergy
Necropotence
9% of 32 decks +4% synergy
Animate Dead
9% of 32 decks +0% synergy
Black Market Connections
9% of 32 decks -2% synergy
Planeswalkers
Ob Nixilis, the Hate-Twisted
19% of 32 decks +18% synergy
Chandra, Awakened Inferno
19% of 32 decks +17% synergy
Ob Nixilis of the Black Oath
9% of 32 decks +9% synergy
Ob Nixilis, the Adversary
9% of 32 decks +8% synergy
Utility Lands
Shivan Gorge
44% of 32 decks +42% synergy
Urborg, Tomb of Yawgmoth
34% of 32 decks +25% synergy
Leechridden Swamp
28% of 32 decks +27% synergy
Ancient Tomb
28% of 32 decks +18% synergy
Bojuka Bog
28% of 32 decks -2% synergy
Arena of Glory
25% of 12 decks +16% synergy
Cabal Coffers
25% of 32 decks +14% synergy
Rogue's Passage
22% of 32 decks +3% synergy
Takenuma, Abandoned Mire
19% of 32 decks +8% synergy
Emergence Zone
16% of 32 decks +13% synergy
Sunscorched Desert
12% of 32 decks +12% synergy
Command Beacon
12% of 32 decks +8% synergy
Urza's Saga
12% of 32 decks +5% synergy
Castle Embereth
9% of 32 decks +6% synergy
Shizo, Death's Storehouse
9% of 32 decks +5% synergy
Temple of the False God
9% of 32 decks -0% synergy
Mana Artifacts
Sol Ring
100% of 32 decks +16% synergy
Arcane Signet
84% of 32 decks +12% synergy
Talisman of Indulgence
62% of 32 decks +36% synergy
Rakdos Signet
53% of 32 decks +23% synergy
Fellwar Stone
47% of 32 decks +26% synergy
Jeweled Lotus
19% of 32 decks +13% synergy
Chrome Mox
16% of 32 decks +9% synergy
Lotus Petal
16% of 32 decks +9% synergy
Mind Stone
16% of 32 decks -2% synergy
Lion's Eye Diamond
12% of 32 decks +11% synergy
Mox Diamond
12% of 32 decks +8% synergy
Cursed Mirror
12% of 32 decks +7% synergy
Mana Vault
12% of 32 decks +6% synergy
Mana Crypt
12% of 32 decks +4% synergy
Mox Opal
9% of 32 decks +5% synergy
Commander's Sphere
9% of 32 decks -6% synergy
Lands
Command Tower
75% of 32 decks +1% synergy
Sulfurous Springs
62% of 32 decks +42% synergy
Luxury Suite
62% of 32 decks +36% synergy
Dragonskull Summit
59% of 32 decks +29% synergy
Blood Crypt
59% of 32 decks +21% synergy
Smoldering Marsh
56% of 32 decks +24% synergy
Bloodstained Mire
50% of 32 decks +40% synergy
Raucous Theater
44% of 18 decks +31% synergy
Mount Doom
41% of 32 decks +33% synergy
Tainted Peak
41% of 32 decks +31% synergy
Haunted Ridge
41% of 32 decks +25% synergy
Blightstep Pathway
34% of 32 decks +24% synergy
Shadowblood Ridge
34% of 32 decks +23% synergy
Jagged Barrens
33% of 18 decks +29% synergy
Foreboding Ruins
31% of 32 decks +15% synergy
Graven Cairns
28% of 32 decks +20% synergy
Rakdos Carnarium
28% of 32 decks +13% synergy
Exotic Orchard
28% of 32 decks -7% synergy
Badlands
25% of 32 decks +11% synergy
Temple of Malice
25% of 32 decks +11% synergy
Mana Confluence
22% of 32 decks +14% synergy
City of Brass
22% of 32 decks +14% synergy
Blackcleave Cliffs
19% of 32 decks +13% synergy
Gemstone Caverns
16% of 32 decks +11% synergy
Wooded Foothills
16% of 32 decks +5% synergy
Arid Mesa
16% of 32 decks +5% synergy
Polluted Delta
16% of 32 decks +4% synergy
Marsh Flats
12% of 32 decks +1% synergy
Path of Ancestry
12% of 32 decks -9% synergy
Forbidden Orchard
9% of 32 decks +7% synergy
Prismatic Vista
9% of 32 decks +4% synergy
Canyon Slough
9% of 32 decks +3% synergy
Scalding Tarn
9% of 32 decks -2% synergy
Verdant Catacombs
9% of 32 decks -2% synergy
Myriad Landscape
9% of 32 decks -10% synergy