Mortuary + Bolas's Citadel + Gray Merchant of Asphodel + Ashnod's Altar

Mortuary
Bolas's Citadel
Gray Merchant of Asphodel
Ashnod's Altar

Requires
Mortuary must be on the battlefield. Bolas's Citadel must be on the battlefield. Gray Merchant of Asphodel must be on the battlefield. Ashnod's Altar must be on the battlefield. You have 6 or more life.
Steps
  1. Sacrifice Gray Merchant of Asphodel to Ashnod's Altar, adding .
  2. Mortuary triggers, putting Gray Merchant of Asphodel on top of your library.
  3. Cast Gray Merchant of Asphodel, paying five life with Bolas's Citadel.
  4. Gray Merchant of Asphodel triggers, causing each opponent to lose at least 6 life and gaining you that much life.
  5. Repeat.
Results
Infinite colorless mana. Infinite death triggers. Infinite ETB. Infinite lifegain. Infinite lifegain triggers. Infinite lifeloss. Infinite LTB. Infinite sacrifice triggers.

Ayara, First of Locthwain
0.53% of 4568 decks 24 decks
K'rrik, Son of Yawgmoth
0.29% of 12844 decks 37 decks
Yawgmoth, Thran Physician
0.22% of 5579 decks 12 decks
High Synergy Cards
Dark Ritual
74% of 209 decks +63% synergy
Sakura-Tribe Elder
70% of 20 decks +61% synergy
Assassin's Trophy
65% of 20 decks +59% synergy
Cabal Coffers
60% of 209 decks +54% synergy
Phyrexian Altar
58% of 209 decks +54% synergy
Zulaport Cutthroat
57% of 209 decks +52% synergy
Moldervine Reclamation
50% of 20 decks +48% synergy
Viscera Seer
53% of 209 decks +48% synergy
Lotho, Corrupt Shirriff
50% of 12 decks +47% synergy
Blood Artist
52% of 209 decks +46% synergy
Top Cards
Swords to Plowshares
61% of 28 decks +32% synergy
Cultivate
60% of 20 decks +38% synergy
Llanowar Elves
55% of 20 decks +45% synergy
Kodama's Reach
50% of 20 decks +35% synergy
Reanimate
50% of 209 decks +42% synergy
Aetherflux Reservoir
45% of 209 decks +41% synergy
Putrefy
45% of 20 decks +42% synergy
Eternal Witness
45% of 20 decks +35% synergy
Beast Within
45% of 20 decks +27% synergy
Rooftop Storm
44% of 18 decks +44% synergy
Creatures
Carrion Feeder
44% of 209 decks +41% synergy
Crypt Ghast
41% of 209 decks +38% synergy
Poison-Tip Archer
40% of 20 decks +39% synergy
Mayhem Devil
40% of 25 decks +38% synergy
Dockside Extortionist
40% of 25 decks +32% synergy
Birds of Paradise
40% of 20 decks +28% synergy
Cruel Celebrant
39% of 28 decks +37% synergy
Bartolomé del Presidio
38% of 8 decks +36% synergy
Delighted Halfling
38% of 8 decks +31% synergy
Pitiless Plunderer
37% of 209 decks +33% synergy
Haywire Mite
36% of 11 decks +34% synergy
Deathrite Shaman
35% of 20 decks +32% synergy
Esper Sentinel
35% of 26 decks +25% synergy
Gravecrawler
34% of 209 decks +33% synergy
Marionette Apprentice
33% of 15 decks +29% synergy
Ayara, First of Locthwain
31% of 207 decks +29% synergy
Syr Konrad, the Grim
31% of 207 decks +26% synergy
Mikaeus, the Unhallowed
30% of 209 decks +29% synergy
Grim Servant
29% of 17 decks +29% synergy
Reassembling Skeleton
29% of 209 decks +27% synergy
Children of Korlis
29% of 28 decks +28% synergy
Diregraf Captain
28% of 18 decks +27% synergy
Dauthi Voidwalker
26% of 199 decks +22% synergy
Valentin, Dean of the Vein
25% of 20 decks +25% synergy
Beledros Witherbloom
25% of 20 decks +24% synergy
Elves of Deep Shadow
25% of 20 decks +23% synergy
Archivist of Oghma
25% of 24 decks +22% synergy
Fyndhorn Elves
25% of 20 decks +19% synergy
Elvish Mystic
25% of 20 decks +17% synergy
Orcish Bowmasters
25% of 77 decks +19% synergy
K'rrik, Son of Yawgmoth
25% of 208 decks +24% synergy
Judith, the Scourge Diva
24% of 25 decks +24% synergy
Solemn Simulacrum
24% of 209 decks +10% synergy
Sheoldred, the Apocalypse
24% of 155 decks +21% synergy
Chainer, Dementia Master
23% of 209 decks +23% synergy
Vito, Thorn of the Dusk Rose
22% of 205 decks +20% synergy
Havengul Lich
22% of 18 decks +22% synergy
Mirkwood Bats
22% of 77 decks +15% synergy
Blood Pet
22% of 209 decks +21% synergy
Braids, Arisen Nightmare
22% of 155 decks +18% synergy
Luminous Broodmoth
21% of 28 decks +21% synergy
Grand Abolisher
21% of 28 decks +17% synergy
Yawgmoth, Thran Physician
21% of 209 decks +19% synergy
Bloodletter of Aclazotz
20% of 49 decks +18% synergy
Witherbloom Apprentice
20% of 20 decks +20% synergy
Mazirek, Kraul Death Priest
20% of 20 decks +19% synergy
Essence Warden
20% of 20 decks +19% synergy
Spore Frog
20% of 20 decks +19% synergy
Kiki-Jiki, Mirror Breaker
20% of 25 decks +18% synergy
Dualcaster Mage
20% of 25 decks +18% synergy
Instants
Vampiric Tutor
49% of 209 decks +39% synergy
Cyclonic Rift
44% of 18 decks +31% synergy
Enlightened Tutor
43% of 28 decks +35% synergy
Mystical Tutor
39% of 18 decks +31% synergy
Path to Exile
36% of 28 decks +15% synergy
Crop Rotation
35% of 20 decks +30% synergy
Fracture
33% of 27 decks +32% synergy
Dovin's Veto
33% of 9 decks +29% synergy
Mana Drain
33% of 18 decks +26% synergy
Fierce Guardianship
33% of 18 decks +25% synergy
Counterspell
33% of 18 decks +12% synergy
Terminate
32% of 25 decks +27% synergy
Nature's Claim
30% of 20 decks +25% synergy
Village Rites
30% of 205 decks +25% synergy
Pyroblast
28% of 25 decks +25% synergy
Brainstorm
28% of 18 decks +17% synergy
Culling the Weak
28% of 209 decks +26% synergy
Consuming Corruption
27% of 11 decks +26% synergy
Entomb
27% of 209 decks +24% synergy
Fell the Profane
27% of 15 decks +20% synergy
Deadly Rollick
26% of 205 decks +21% synergy
Deadly Dispute
25% of 191 decks +19% synergy
Tend the Pests
25% of 20 decks +25% synergy
Anguished Unmaking
25% of 28 decks +19% synergy
Worldly Tutor
25% of 20 decks +18% synergy
Teferi's Protection
25% of 28 decks +16% synergy
Cabal Ritual
25% of 209 decks +22% synergy
Rakdos Charm
24% of 25 decks +21% synergy
Chaos Warp
24% of 25 decks +8% synergy
Defile
22% of 209 decks +21% synergy
Pact of Negation
22% of 18 decks +19% synergy
Force of Will
22% of 18 decks +17% synergy
An Offer You Can't Refuse
21% of 14 decks +12% synergy
Burnt Offering
20% of 25 decks +20% synergy
Mortality Spear
20% of 20 decks +19% synergy
Red Elemental Blast
20% of 25 decks +17% synergy
Krosan Grip
20% of 20 decks +16% synergy
Deflecting Swat
20% of 25 decks +12% synergy
Infernal Grasp
19% of 187 decks +15% synergy
Malakir Rebirth
19% of 205 decks +14% synergy
Rebuff the Wicked
18% of 28 decks +17% synergy
Mortify
18% of 28 decks +15% synergy
Despark
18% of 28 decks +14% synergy
Imp's Mischief
18% of 209 decks +16% synergy
Lim-Dûl's Vault
17% of 18 decks +16% synergy
Muddle the Mixture
17% of 18 decks +14% synergy
Force of Negation
17% of 18 decks +12% synergy
Swan Song
17% of 18 decks +9% synergy
Arcane Denial
17% of 18 decks +7% synergy
Negate
17% of 18 decks +5% synergy
Sorceries
Demonic Tutor
51% of 209 decks +39% synergy
Feed the Swarm
41% of 205 decks +32% synergy
Rise of the Witch-king
38% of 8 decks +36% synergy
Farseek
35% of 20 decks +19% synergy
Rampant Growth
35% of 20 decks +19% synergy
Toxic Deluge
33% of 209 decks +25% synergy
Sign in Blood
32% of 209 decks +27% synergy
Diabolic Tutor
31% of 209 decks +28% synergy
Diabolic Intent
31% of 209 decks +27% synergy
Culling Ritual
30% of 20 decks +28% synergy
Bala Ged Recovery
30% of 20 decks +26% synergy
Victimize
30% of 209 decks +24% synergy
Damnation
29% of 209 decks +25% synergy
Buried Alive
28% of 209 decks +25% synergy
Exsanguinate
26% of 209 decks +24% synergy
Grim Tutor
26% of 209 decks +23% synergy
Pest Infestation
25% of 20 decks +24% synergy
Nature's Lore
25% of 20 decks +10% synergy
Vandalblast
24% of 25 decks +16% synergy
Faithless Looting
24% of 25 decks +16% synergy
Insatiable Avarice
22% of 23 decks +19% synergy
Bubbling Muck
21% of 209 decks +20% synergy
Night's Whisper
21% of 209 decks +16% synergy
Damn
19% of 26 decks +15% synergy
Peer into the Abyss
18% of 205 decks +16% synergy
Vindicate
18% of 28 decks +16% synergy
Mutilate
18% of 209 decks +17% synergy
Preordain
17% of 18 decks +11% synergy
Ponder
17% of 18 decks +10% synergy
Torment of Hailfire
16% of 209 decks +14% synergy
Wheel of Fortune
16% of 25 decks +13% synergy
Jeska's Will
16% of 25 decks +7% synergy
Blasphemous Act
16% of 25 decks -0% synergy
Read the Bones
16% of 209 decks +12% synergy
Profane Tutor
16% of 199 decks +14% synergy
Three Visits
15% of 20 decks +3% synergy
Sevinne's Reclamation
14% of 28 decks +11% synergy
Plague of Vermin
13% of 209 decks +13% synergy
Rush of Dread
13% of 23 decks +12% synergy
Farewell
12% of 24 decks +6% synergy
Final Parting
12% of 209 decks +12% synergy
Rite of Oblivion
12% of 25 decks +11% synergy
Beseech the Queen
12% of 209 decks +11% synergy
Living Death
12% of 209 decks +9% synergy
Dark Petition
11% of 209 decks +11% synergy
Dread Return
11% of 209 decks +9% synergy
Imperial Seal
11% of 209 decks +8% synergy
Revival // Revenge
11% of 28 decks +10% synergy
Tendrils of Agony
10% of 209 decks +10% synergy
Chain of Smog
10% of 209 decks +9% synergy
Utility Artifacts
Jet Medallion
40% of 209 decks +38% synergy
Skullclamp
39% of 209 decks +27% synergy
Sensei's Divining Top
35% of 209 decks +29% synergy
Bontu's Monument
34% of 209 decks +32% synergy
Lightning Greaves
30% of 209 decks +4% synergy
Altar of Dementia
24% of 209 decks +21% synergy
Nim Deathmantle
16% of 209 decks +15% synergy
Swiftfoot Boots
15% of 209 decks -13% synergy
The One Ring
12% of 88 decks +4% synergy
Expedition Map
12% of 209 decks +9% synergy
Whip of Erebos
10% of 209 decks +8% synergy
Wishclaw Talisman
9% of 207 decks +6% synergy
Wayfarer's Bauble
8% of 209 decks -2% synergy
Helm of Awakening
6% of 209 decks +5% synergy
Thornbite Staff
5% of 209 decks +4% synergy
Panharmonicon
5% of 209 decks +1% synergy
Enchantments
Rhythm of the Wild
50% of 6 decks +45% synergy
Rhystic Study
39% of 18 decks +25% synergy
Smothering Tithe
36% of 28 decks +24% synergy
Necropotence
34% of 209 decks +31% synergy
Animate Dead
32% of 209 decks +27% synergy
Phyrexian Arena
31% of 209 decks +23% synergy
Trudge Garden
30% of 20 decks +30% synergy
Bastion of Remembrance
28% of 205 decks +25% synergy
Goblin Bombardment
28% of 25 decks +25% synergy
Exquisite Blood
28% of 209 decks +25% synergy
Sanguine Bond
26% of 209 decks +23% synergy
Phyrexian Reclamation
24% of 209 decks +22% synergy
Dictate of Erebos
22% of 209 decks +20% synergy
Mystic Remora
22% of 18 decks +13% synergy
Solemnity
21% of 28 decks +21% synergy
Black Market
21% of 209 decks +19% synergy
Grave Pact
21% of 209 decks +18% synergy
The Meathook Massacre
20% of 187 decks +18% synergy
Underworld Breach
20% of 25 decks +17% synergy
Land Tax
18% of 28 decks +15% synergy
Necroduality
18% of 17 decks +17% synergy
Black Market Connections
17% of 162 decks +12% synergy
Bitterblossom
17% of 209 decks +15% synergy
Blind Obedience
14% of 28 decks +11% synergy
Carnival of Souls
13% of 209 decks +13% synergy
Necromancy
13% of 209 decks +11% synergy
Phyrexian Unlife
11% of 28 decks +10% synergy
Case of the Stashed Skeleton
11% of 28 decks +10% synergy
Authority of the Consuls
11% of 28 decks +9% synergy
Dance of the Dead
11% of 209 decks +10% synergy
Greed
10% of 209 decks +9% synergy
Font of Agonies
9% of 209 decks +9% synergy
Dark Prophecy
9% of 209 decks +8% synergy
Leshrac's Sigil
8% of 209 decks +8% synergy
Dreadhorde Invasion
8% of 209 decks +6% synergy
Contamination
7% of 209 decks +7% synergy
Attrition
7% of 209 decks +7% synergy
Heartless Summoning
7% of 209 decks +7% synergy
Tortured Existence
7% of 209 decks +6% synergy
Vampiric Rites
6% of 209 decks +5% synergy
Bloodchief Ascension
6% of 209 decks +5% synergy
Revel in Riches
6% of 209 decks +4% synergy
Blight Mound
6% of 201 decks +6% synergy
Underworld Dreams
6% of 209 decks +5% synergy
Oubliette
5% of 209 decks +5% synergy
Planeswalkers
Grist, the Hunger Tide
15% of 20 decks +14% synergy
Liliana, Dreadhorde General
15% of 209 decks +13% synergy
Liliana of the Dark Realms
10% of 209 decks +9% synergy
Professor Onyx
9% of 201 decks +8% synergy
Tevesh Szat, Doom of Fools
7% of 203 decks +6% synergy
Liliana, Untouched by Death
6% of 209 decks +5% synergy
Lolth, Spider Queen
5% of 191 decks +5% synergy
Utility Lands
Urborg, Tomb of Yawgmoth
49% of 209 decks +39% synergy
Phyrexian Tower
46% of 209 decks +42% synergy
Bojuka Bog
45% of 209 decks +30% synergy
Cabal Stronghold
38% of 209 decks +36% synergy
Nykthos, Shrine to Nyx
31% of 209 decks +25% synergy
Reliquary Tower
28% of 209 decks -1% synergy
Takenuma, Abandoned Mire
23% of 179 decks +17% synergy
Witch's Cottage
22% of 207 decks +20% synergy
Grim Backwoods
20% of 20 decks +19% synergy
Castle Locthwain
19% of 207 decks +16% synergy
Ancient Tomb
18% of 209 decks +7% synergy
Boseiju, Who Endures
16% of 19 decks +7% synergy
High Market
15% of 209 decks +12% synergy
Mortuary Mire
13% of 209 decks +10% synergy
Eiganjo, Seat of the Empire
12% of 24 decks +8% synergy
Crypt of Agadeem
12% of 209 decks +12% synergy
Barren Moor
12% of 209 decks +10% synergy
Vault of the Archangel
11% of 28 decks +8% synergy
Thespian's Stage
11% of 209 decks +8% synergy
Emergence Zone
10% of 209 decks +8% synergy
War Room
10% of 203 decks +3% synergy
Lake of the Dead
10% of 209 decks +9% synergy
Buried Ruin
10% of 209 decks +4% synergy
Urza's Saga
9% of 199 decks +2% synergy
Command Beacon
9% of 209 decks +4% synergy
Volrath's Stronghold
7% of 209 decks +6% synergy
Crystal Vein
7% of 209 decks +6% synergy
Strip Mine
7% of 209 decks +4% synergy
Rogue's Passage
7% of 209 decks -12% synergy
Westvale Abbey
7% of 209 decks +5% synergy
Shizo, Death's Storehouse
7% of 209 decks +4% synergy
Geier Reach Sanitarium
6% of 209 decks +2% synergy
Temple of the False God
6% of 209 decks -4% synergy
Barad-dûr
5% of 77 decks +4% synergy
Mana Artifacts
Sol Ring
92% of 209 decks +8% synergy
Arcane Signet
62% of 207 decks -9% synergy
Talisman of Hierarchy
50% of 28 decks +44% synergy
Dimir Signet
44% of 18 decks +37% synergy
Orzhov Signet
39% of 28 decks +33% synergy
Talisman of Progress
33% of 9 decks +29% synergy
Azorius Signet
33% of 9 decks +28% synergy
Talisman of Dominance
33% of 18 decks +26% synergy
Rakdos Signet
32% of 25 decks +25% synergy
Mana Crypt
21% of 209 decks +9% synergy
Thought Vessel
19% of 209 decks +3% synergy
Mind Stone
19% of 209 decks +1% synergy
Jeweled Lotus
18% of 203 decks +11% synergy
Fellwar Stone
18% of 209 decks -3% synergy
Mana Vault
17% of 209 decks +10% synergy
Lotus Petal
16% of 209 decks +10% synergy
Talisman of Indulgence
16% of 25 decks +10% synergy
Throne of Eldraine
15% of 53 decks +12% synergy
Talisman of Resilience
15% of 20 decks +13% synergy
Golgari Signet
15% of 20 decks +12% synergy
Chrome Mox
14% of 209 decks +7% synergy
Nyx Lotus
10% of 205 decks +9% synergy
Sceptre of Eternal Glory
9% of 132 decks +8% synergy
Commander's Sphere
8% of 209 decks -8% synergy
Charcoal Diamond
8% of 209 decks +5% synergy
Gauntlet of Power
7% of 209 decks +6% synergy
Caged Sun
7% of 209 decks +4% synergy
Thran Dynamo
7% of 209 decks +2% synergy
Everflowing Chalice
6% of 209 decks +1% synergy
Gilded Lotus
6% of 209 decks +2% synergy
Mox Amber
5% of 209 decks +1% synergy
Mox Opal
5% of 209 decks +1% synergy
Lands
Plateau
67% of 9 decks +64% synergy
Stomping Ground
67% of 6 decks +58% synergy
Godless Shrine
61% of 28 decks +51% synergy
Ziatora's Proving Ground
60% of 5 decks +57% synergy
Sacred Foundry
56% of 9 decks +47% synergy
Hallowed Fountain
56% of 9 decks +46% synergy
Overgrown Tomb
55% of 20 decks +46% synergy
Cinder Glade
50% of 6 decks +42% synergy
Crumbling Necropolis
50% of 6 decks +46% synergy
Blood Crypt
48% of 25 decks +39% synergy
Woodland Cemetery
45% of 20 decks +39% synergy
Darkwater Catacombs
44% of 18 decks +41% synergy
Watery Grave
44% of 18 decks +34% synergy
Raffine's Tower
43% of 7 decks +39% synergy
Caves of Koilos
43% of 28 decks +37% synergy
Tainted Wood
40% of 20 decks +37% synergy
Llanowar Wastes
40% of 20 decks +35% synergy
Underground River
39% of 18 decks +34% synergy
Sunken Hollow
39% of 18 decks +30% synergy
Badlands
36% of 25 decks +33% synergy
Smoldering Marsh
36% of 25 decks +29% synergy
Isolated Chapel
36% of 28 decks +30% synergy
Deathcap Glade
35% of 20 decks +32% synergy
Skycloud Expanse
33% of 9 decks +31% synergy
Spectator Seating
33% of 9 decks +28% synergy
Sea of Clouds
33% of 9 decks +28% synergy
Vault of Champions
33% of 27 decks +27% synergy
Scrubland
32% of 28 decks +29% synergy
Temple of Malady
30% of 20 decks +27% synergy
Undergrowth Stadium
30% of 20 decks +24% synergy
Command Tower
29% of 209 decks -44% synergy
Scoured Barrens
29% of 28 decks +27% synergy
Luxury Suite
28% of 25 decks +22% synergy
Morphic Pool
28% of 18 decks +21% synergy
Brightclimb Pathway
25% of 28 decks +23% synergy
Fetid Heath
25% of 28 decks +23% synergy
Temple of Silence
25% of 28 decks +21% synergy
Tainted Peak
24% of 25 decks +22% synergy
Urza's Cave
24% of 17 decks +19% synergy
Tainted Isle
22% of 18 decks +20% synergy
Underground Sea
22% of 18 decks +19% synergy
Orzhov Basilica
21% of 28 decks +18% synergy
Bloodfell Caves
20% of 25 decks +18% synergy
Jungle Hollow
20% of 20 decks +18% synergy
Necroblossom Snarl
20% of 20 decks +18% synergy
Dragonskull Summit
20% of 25 decks +13% synergy
Myriad Landscape
19% of 209 decks -2% synergy
Concealed Courtyard
18% of 28 decks +17% synergy
Sunken Ruins
17% of 18 decks +15% synergy
Clearwater Pathway
17% of 18 decks +14% synergy