Rowan, Scion of War + Debt to the Deathless + Necropotence

Rowan, Scion of War
Debt to the Deathless
Necropotence

Requires
Rowan, Scion of War must be on the battlefield. Debt to the Deathless must be in hand. Necropotence must be on the battlefield. Your life total is equal to or greater than half the highest life total among your opponents, rounded up. Rowan does not have summoning sickness. Mana needed:
Steps
  1. Activate Necropotence by paying 1 life, exiling the top card of your library.
  2. Repeat step 1 until you have paid an amount of life equal to half the highest life total among your opponents, rounded up.
  3. Activate Rowan by tapping it, reducing the cost of all black and/or red spells you cast this turn.
  4. Cast Debt to the Deathless, choosing for X to equal the amount of life you've lost this turn, but paying a total of due to Rowan's ability.
  5. Resolve Debt to the Deathless, causing each opponent to lose twice X life, and you to gain life equal to the life lost this way.
  6. Each opponent loses the game due to having 0 or less life.
Results
Each opponent loses the game. Near-infinite lifegain. Near-infinite lifeloss.

Licia, Sanguine Tribune
0.88% of 2614 decks 23 decks
Ghen, Arcanum Weaver
0.09% of 2226 decks 2 decks
Omnath, Locus of All
0.02% of 12969 decks 2 decks
Piru, the Volatile
0.14% of 1434 decks 2 decks
Oros, the Avenger
0.40% of 250 decks 1 decks
Bruse Tarl, Boorish Herder // Reyhan, Last of the Abzan
0.33% of 302 decks 1 decks
Cecily, Haunted Mage // Wernog, Rider's Chaplain
0.17% of 574 decks 1 decks
Megatron, Tyrant
0.03% of 3902 decks 1 decks
Kaalia of the Vast
0.00% of 20195 decks 1 decks
Kenrith, the Returned King
0.00% of 21513 decks 1 decks
Malik, Grim Manipulator
0.04% of 2588 decks 1 decks
High Synergy Cards
Bolas's Citadel
78% of 36 decks +68% synergy
Vito, Thorn of the Dusk Rose
69% of 36 decks +64% synergy
Tainted Sigil
64% of 36 decks +63% synergy
Caduceus, Staff of Hermes
67% of 6 decks +62% synergy
Vizkopa Guildmage
64% of 36 decks +61% synergy
Font of Agonies
61% of 36 decks +60% synergy
Aetherflux Reservoir
64% of 36 decks +60% synergy
Treasonous Ogre
58% of 36 decks +57% synergy
Exsanguinate
61% of 36 decks +56% synergy
Sanguine Bond
61% of 36 decks +55% synergy
Top Cards
Anguished Unmaking
67% of 36 decks +43% synergy
Swords to Plowshares
64% of 36 decks +1% synergy
Toxic Deluge
58% of 36 decks +41% synergy
Children of Korlis
53% of 36 decks +52% synergy
Chandra's Ignition
53% of 36 decks +48% synergy
Exquisite Blood
53% of 36 decks +48% synergy
Serra Ascendant
50% of 36 decks +46% synergy
Black Market Connections
50% of 36 decks +39% synergy
Greed
44% of 36 decks +42% synergy
Path to Exile
44% of 36 decks -1% synergy
Creatures
Vona, Butcher of Magan
42% of 36 decks +40% synergy
Elenda's Hierophant
41% of 22 decks +38% synergy
Wall of Blood
39% of 36 decks +38% synergy
Rhox Faithmender
39% of 36 decks +37% synergy
Verrak, Warped Sengir
33% of 36 decks +33% synergy
Soul Warden
33% of 36 decks +28% synergy
Charismatic Conqueror
32% of 22 decks +26% synergy
Astarion, the Decadent
31% of 36 decks +29% synergy
K'rrik, Son of Yawgmoth
31% of 36 decks +29% synergy
Blood Celebrant
28% of 36 decks +27% synergy
Rodolf Duskbringer
28% of 36 decks +26% synergy
Carmen, Cruel Skymarcher
27% of 22 decks +22% synergy
Bloodletter of Aclazotz
26% of 23 decks +21% synergy
Indulging Patrician
25% of 36 decks +23% synergy
Disciple of Bolas
25% of 36 decks +23% synergy
Creeping Bloodsucker
25% of 36 decks +22% synergy
Grand Abolisher
25% of 36 decks +16% synergy
Esper Sentinel
25% of 36 decks +4% synergy
Martyr of Sands
22% of 36 decks +22% synergy
Moltensteel Dragon
22% of 36 decks +22% synergy
Nykthos Paragon
22% of 36 decks +21% synergy
Twilight Prophet
22% of 36 decks +19% synergy
Icatian Moneychanger
19% of 36 decks +19% synergy
Markov Purifier
19% of 36 decks +18% synergy
Tithe Drinker
19% of 36 decks +18% synergy
Nighthawk Scavenger
19% of 36 decks +17% synergy
Vilis, Broker of Blood
19% of 36 decks +16% synergy
Sheoldred, the Apocalypse
19% of 36 decks +14% synergy
Kambal, Consul of Allocation
19% of 36 decks +14% synergy
Amalia Benavides Aguirre
17% of 23 decks +15% synergy
Drana's Emissary
17% of 36 decks +15% synergy
Celestine, the Living Saint
17% of 36 decks +15% synergy
Marauding Blight-Priest
17% of 36 decks +14% synergy
Lurrus of the Dream-Den
17% of 36 decks +14% synergy
Soul's Attendant
17% of 36 decks +13% synergy
Veinwitch Coven
14% of 36 decks +13% synergy
Dark Confidant
14% of 36 decks +12% synergy
Archangel of Thune
14% of 36 decks +11% synergy
The Gaffer
14% of 36 decks +11% synergy
Glory-Bound Initiate
11% of 36 decks +11% synergy
Vampire Scrivener
11% of 36 decks +11% synergy
Magus of the Mirror
11% of 36 decks +11% synergy
Greven, Predator Captain
11% of 36 decks +11% synergy
Brion Stoutarm
11% of 36 decks +11% synergy
Defiant Bloodlord
11% of 36 decks +10% synergy
Divinity of Pride
11% of 36 decks +10% synergy
Platinum Angel
11% of 36 decks +10% synergy
Heartless Hidetsugu
11% of 36 decks +10% synergy
Cliffhaven Vampire
11% of 36 decks +9% synergy
Vampire Nighthawk
11% of 36 decks +9% synergy
Instants
Cyclonic Rift
75% of 4 decks +47% synergy
Stinging Study
42% of 36 decks +40% synergy
Fire Covenant
39% of 36 decks +35% synergy
Teferi's Protection
33% of 36 decks +13% synergy
Ad Nauseam
31% of 36 decks +27% synergy
Heliod's Intervention
31% of 36 decks +27% synergy
Despark
31% of 36 decks +15% synergy
Boros Charm
28% of 36 decks +3% synergy
Generous Gift
19% of 36 decks -6% synergy
Burnt Offering
17% of 36 decks +15% synergy
Fracture
17% of 36 decks +9% synergy
Vampiric Tutor
17% of 36 decks -2% synergy
Stunning Reversal
14% of 36 decks +14% synergy
Hide // Seek
14% of 36 decks +14% synergy
Beacon of Immortality
14% of 36 decks +13% synergy
Utter End
14% of 36 decks +7% synergy
Crackling Doom
14% of 36 decks +6% synergy
Mortify
14% of 36 decks +2% synergy
Chaos Warp
14% of 36 decks -18% synergy
Enlightened Tutor
11% of 36 decks -7% synergy
Sanguine Sacrament
8% of 36 decks +8% synergy
Hatred
8% of 36 decks +8% synergy
Angel's Grace
8% of 36 decks +6% synergy
Malakir Rebirth
8% of 36 decks -0% synergy
Stroke of Midnight
8% of 36 decks -4% synergy
Dark Ritual
8% of 36 decks -14% synergy
Sorceries
Fumigate
39% of 36 decks +36% synergy
Ruinous Ultimatum
33% of 36 decks +15% synergy
Night's Whisper
28% of 36 decks +19% synergy
Farewell
28% of 36 decks +14% synergy
Demonic Tutor
28% of 36 decks +5% synergy
Essence Harvest
25% of 36 decks +24% synergy
Painful Truths
25% of 36 decks +22% synergy
Read the Bones
25% of 36 decks +17% synergy
Sign in Blood
25% of 36 decks +15% synergy
Blasphemous Act
25% of 36 decks -9% synergy
Revival // Revenge
19% of 36 decks +18% synergy
Repay in Kind
17% of 36 decks +16% synergy
Imposing Grandeur
17% of 36 decks +16% synergy
Peer into the Abyss
17% of 36 decks +13% synergy
Grim Tutor
17% of 36 decks +12% synergy
Damn
17% of 36 decks +0% synergy
Jeska's Will
17% of 36 decks -1% synergy
Bond of Agony
11% of 36 decks +11% synergy
Blood Tribute
11% of 36 decks +10% synergy
Idyllic Tutor
11% of 36 decks +6% synergy
Sevinne's Reclamation
11% of 36 decks +4% synergy
Reanimate
11% of 36 decks -4% synergy
Rite of Consumption
8% of 36 decks +8% synergy
Command the Dreadhorde
8% of 36 decks +7% synergy
Merciless Eviction
8% of 36 decks +4% synergy
Torment of Hailfire
8% of 36 decks +3% synergy
Damnation
8% of 36 decks +0% synergy
Vandalblast
8% of 36 decks -8% synergy
Utility Artifacts
Lightning Greaves
42% of 36 decks +16% synergy
Alhammarret's Archive
33% of 36 decks +31% synergy
Well of Lost Dreams
28% of 36 decks +26% synergy
Swiftfoot Boots
25% of 36 decks -3% synergy
Sunbeam Spellbomb
22% of 36 decks +22% synergy
Venser's Journal
22% of 36 decks +21% synergy
Whip of Erebos
19% of 36 decks +16% synergy
Elixir of Immortality
17% of 36 decks +15% synergy
Sensei's Divining Top
14% of 36 decks +8% synergy
Soul Conduit
11% of 36 decks +11% synergy
Ivory Tower
11% of 36 decks +11% synergy
Pact Weapon
11% of 36 decks +10% synergy
Mithril Coat
11% of 36 decks +5% synergy
Mask of Griselbrand
8% of 36 decks +7% synergy
Wayfarer's Bauble
8% of 36 decks -2% synergy
Enchantments
Smothering Tithe
33% of 36 decks +8% synergy
Gonti's Machinations
25% of 36 decks +25% synergy
Phyrexian Arena
25% of 36 decks +10% synergy
Blind Obedience
22% of 36 decks +15% synergy
Axis of Mortality
17% of 36 decks +16% synergy
Unspeakable Symbol
17% of 36 decks +16% synergy
Phyrexian Reclamation
17% of 36 decks +13% synergy
Cradle of Vitality
14% of 36 decks +14% synergy
Phyrexian Unlife
14% of 36 decks +13% synergy
Cleric Class
14% of 36 decks +11% synergy
March of the Canonized
14% of 22 decks +12% synergy
Life Insurance
11% of 36 decks +9% synergy
Land Tax
11% of 36 decks +4% synergy
Sunspring Expedition
8% of 36 decks +8% synergy
Authority of the Consuls
8% of 36 decks +4% synergy
The Meathook Massacre
8% of 36 decks +3% synergy
Ghostly Prison
8% of 36 decks -3% synergy
Planeswalkers
Ashiok, Wicked Manipulator
8% of 36 decks +8% synergy
Sorin, Vengeful Bloodlord
8% of 36 decks +6% synergy
Utility Lands
Reliquary Tower
47% of 36 decks +18% synergy
Rogue's Passage
31% of 36 decks +11% synergy
Urborg, Tomb of Yawgmoth
28% of 36 decks +18% synergy
Bojuka Bog
28% of 36 decks -3% synergy
Boseiju, Who Shelters All
25% of 36 decks +24% synergy
Shizo, Death's Storehouse
22% of 36 decks +17% synergy
Vault of the Archangel
22% of 36 decks +11% synergy
Cabal Coffers
14% of 36 decks +3% synergy
Kabira Crossroads
11% of 36 decks +10% synergy
Hanweir Battlements
11% of 36 decks +10% synergy
Castle Locthwain
11% of 36 decks +6% synergy
Hall of Heliod's Generosity
11% of 36 decks +4% synergy
Ancient Tomb
11% of 36 decks +1% synergy
Radiant Fountain
8% of 36 decks +7% synergy
Sunhome, Fortress of the Legion
8% of 36 decks +3% synergy
Slayers' Stronghold
8% of 36 decks +2% synergy
Mana Artifacts
Arcane Signet
86% of 36 decks +14% synergy
Sol Ring
86% of 36 decks +2% synergy
Talisman of Hierarchy
42% of 36 decks +17% synergy
Orzhov Signet
36% of 36 decks +9% synergy
Chromatic Lantern
33% of 36 decks +24% synergy
Talisman of Conviction
33% of 36 decks +10% synergy
Rakdos Signet
33% of 36 decks +4% synergy
Boros Signet
28% of 36 decks +4% synergy
Talisman of Indulgence
28% of 36 decks +2% synergy
Thought Vessel
25% of 36 decks +8% synergy
Commander's Sphere
17% of 36 decks +1% synergy
Fellwar Stone
17% of 36 decks -4% synergy
Staff of Compleation
11% of 36 decks +10% synergy
Decanter of Endless Water
11% of 36 decks +6% synergy
Mana Crypt
11% of 36 decks +2% synergy
Phial of Galadriel
8% of 36 decks +8% synergy
Gilded Lotus
8% of 36 decks +5% synergy
Mana Vault
8% of 36 decks +2% synergy
Lands
Command Tower
92% of 36 decks +18% synergy
Blood Crypt
86% of 36 decks +47% synergy
Godless Shrine
78% of 36 decks +37% synergy
Raugrin Triome
75% of 4 decks +48% synergy
Raffine's Tower
75% of 4 decks +47% synergy
Savai Triome
72% of 36 decks +45% synergy
Marsh Flats
67% of 36 decks +55% synergy
Sacred Foundry
67% of 36 decks +30% synergy
Bloodstained Mire
61% of 36 decks +51% synergy
Arid Mesa
61% of 36 decks +50% synergy
Nomad Outpost
61% of 36 decks +33% synergy
Isolated Chapel
53% of 36 decks +25% synergy
Shattered Landscape
50% of 6 decks +37% synergy
Caves of Koilos
50% of 36 decks +22% synergy
Luxury Suite
47% of 36 decks +21% synergy
Exotic Orchard
47% of 36 decks +12% synergy
Vault of Champions
44% of 36 decks +19% synergy
Clifftop Retreat
44% of 36 decks +16% synergy
Dragonskull Summit
42% of 36 decks +11% synergy
Spectator Seating
39% of 36 decks +14% synergy
Battlefield Forge
39% of 36 decks +13% synergy
Mana Confluence
28% of 36 decks +20% synergy
City of Brass
28% of 36 decks +20% synergy
Silent Clearing
25% of 36 decks +20% synergy
Shadowy Backstreet
22% of 18 decks +9% synergy
Voldaren Estate
19% of 36 decks +19% synergy
Sunbaked Canyon
19% of 36 decks +15% synergy
Reflecting Pool
19% of 36 decks +14% synergy
Sulfurous Springs
19% of 36 decks -1% synergy
Wind-Scarred Crag
17% of 36 decks +10% synergy
Bloodfell Caves
17% of 36 decks +10% synergy
Elegant Parlor
17% of 18 decks +7% synergy
Fetid Heath
17% of 36 decks +6% synergy
Plateau
17% of 36 decks +4% synergy
Raucous Theater
17% of 18 decks +3% synergy
Shattered Sanctum
17% of 36 decks +3% synergy
Badlands
17% of 36 decks +3% synergy
Scrubland
17% of 36 decks +3% synergy
Sundown Pass
17% of 36 decks +1% synergy
Haunted Ridge
17% of 36 decks +1% synergy
Evolving Wilds
17% of 36 decks -4% synergy
Smoldering Marsh
17% of 36 decks -16% synergy
Mount Doom
14% of 36 decks +6% synergy
Scoured Barrens
14% of 36 decks +5% synergy
Boros Garrison
14% of 36 decks -1% synergy
Terramorphic Expanse
14% of 36 decks -2% synergy
Orzhov Basilica
14% of 36 decks -2% synergy
Path of Ancestry
14% of 36 decks -7% synergy
Forbidden Orchard
11% of 36 decks +8% synergy
Prismatic Vista
11% of 36 decks +6% synergy