Agatha's Soul Cauldron + Lurking Roper + Wellwisher

Agatha's Soul Cauldron
Lurking Roper
Wellwisher

Requires
Agatha's Soul Cauldron must be on the battlefield. Lurking Roper must be on the battlefield. Wellwisher must be in exile (exiled by Agatha's Soul Cauldron).
Steps
  1. Activate Lurking Roper using Wellwisher's ability by tapping it, causing you to gain at least 1 life.
  2. Lurking Roper triggers, untapping itself.
  3. Repeat.
Results
Infinite lifegain. Infinite lifegain triggers.

Reyhan, Last of the Abzan // Rograkh, Son of Rohgahh
0.17% of 605 decks 1 decks
Kenrith, the Returned King
0.00% of 20938 decks 1 decks
Marwyn, the Nurturer
0.02% of 5468 decks 1 decks
Rhys the Redeemed
0.03% of 3897 decks 1 decks
Game Changers
Mystical Tutor
100% of 1 decks +86% synergy
Vampiric Tutor
100% of 2 decks +83% synergy
Fierce Guardianship
100% of 1 decks +82% synergy
Demonic Tutor
100% of 2 decks +79% synergy
Ad Nauseam
50% of 2 decks +47% synergy
Imperial Seal
50% of 2 decks +44% synergy
Gaea's Cradle
50% of 4 decks +44% synergy
Underworld Breach
50% of 2 decks +44% synergy
The One Ring
50% of 4 decks +42% synergy
Jeska's Will
50% of 2 decks +33% synergy
Creatures
Magus of the Jar
100% of 1 decks +100% synergy
Butcher Ghoul
100% of 2 decks +100% synergy
Trelasarra, Moon Dancer
100% of 2 decks +99% synergy
Agatha of the Vile Cauldron
100% of 2 decks +99% synergy
Karlov of the Ghost Council
100% of 1 decks +98% synergy
Crystal Barricade
100% of 1 decks +98% synergy
Guide of Souls
100% of 1 decks +98% synergy
Ocelot Pride
100% of 1 decks +97% synergy
Delney, Streetwise Lookout
100% of 1 decks +97% synergy
Noble Hierarch
100% of 1 decks +84% synergy
Esper Sentinel
100% of 2 decks +80% synergy
Circle of Dreams Druid
75% of 4 decks +72% synergy
Temple Elder
50% of 2 decks +50% synergy
Shu Farmer
50% of 2 decks +50% synergy
Silent Attendant
50% of 2 decks +50% synergy
Traveling Minister
50% of 2 decks +50% synergy
Famished Paladin
50% of 2 decks +50% synergy
Soulmender
50% of 2 decks +50% synergy
Tana, the Bloodsower
50% of 2 decks +50% synergy
Blood Researcher
50% of 2 decks +50% synergy
Spike Feeder
50% of 4 decks +50% synergy
Drizzt Do'Urden
50% of 2 decks +50% synergy
Ezzaroot Channeler
50% of 4 decks +50% synergy
Triskelion
50% of 4 decks +50% synergy
Falthis, Shadowcat Familiar
50% of 2 decks +50% synergy
Hanweir Militia Captain
50% of 2 decks +50% synergy
Yurlok of Scorch Thrash
50% of 2 decks +49% synergy
Voice of Resurgence
50% of 2 decks +49% synergy
Bloodthirsty Aerialist
50% of 2 decks +49% synergy
Darien, King of Kjeldor
50% of 2 decks +49% synergy
Auriok Champion
50% of 2 decks +49% synergy
Immaculate Magistrate
50% of 4 decks +49% synergy
Voice of the Blessed
50% of 2 decks +49% synergy
Ob Nixilis, Captive Kingpin
50% of 2 decks +49% synergy
Ajani's Pridemate
50% of 2 decks +49% synergy
Baird, Steward of Argive
50% of 2 decks +49% synergy
Krenko, Mob Boss
50% of 2 decks +48% synergy
Grumgully, the Generous
50% of 2 decks +48% synergy
Walking Ballista
50% of 4 decks +48% synergy
Queen Allenal of Ruadach
50% of 2 decks +48% synergy
Myrel, Shield of Argive
50% of 2 decks +47% synergy
Kediss, Emberclaw Familiar
50% of 2 decks +47% synergy
Good-Fortune Unicorn
50% of 2 decks +47% synergy
Recruiter of the Guard
50% of 2 decks +47% synergy
Devoted Druid
50% of 4 decks +47% synergy
Yahenni, Undying Partisan
50% of 2 decks +47% synergy
Kiki-Jiki, Mirror Breaker
50% of 2 decks +47% synergy
Soul's Attendant
50% of 2 decks +47% synergy
Elvish Archdruid
50% of 4 decks +46% synergy
Priest of Titania
50% of 4 decks +46% synergy
Instants
Intuition
100% of 1 decks +98% synergy
Worldly Tutor
75% of 4 decks +62% synergy
Veil of Summer
50% of 4 decks +44% synergy
Silence
50% of 2 decks +44% synergy
Entomb
50% of 2 decks +43% synergy
Abrupt Decay
50% of 2 decks +40% synergy
Eladamri's Call
50% of 2 decks +40% synergy
Deflecting Swat
50% of 2 decks +34% synergy
Enlightened Tutor
50% of 2 decks +33% synergy
Teferi's Protection
50% of 2 decks +31% synergy
Dark Ritual
50% of 2 decks +27% synergy
Elven Ambush
25% of 4 decks +24% synergy
Autumn's Veil
25% of 4 decks +24% synergy
Constant Mists
25% of 4 decks +24% synergy
Galadhrim Ambush
25% of 4 decks +23% synergy
Arachnogenesis
25% of 4 decks +23% synergy
Legolas's Quick Reflexes
25% of 4 decks +22% synergy
Force of Vigor
25% of 4 decks +22% synergy
Tyvar's Stand
25% of 4 decks +21% synergy
Tamiyo's Safekeeping
25% of 4 decks +19% synergy
Krosan Grip
25% of 4 decks +18% synergy
Nature's Claim
25% of 4 decks +17% synergy
Return of the Wildspeaker
25% of 4 decks +12% synergy
Heroic Intervention
25% of 4 decks -5% synergy
Beast Within
25% of 4 decks -12% synergy
Sorceries
Raise the Past
100% of 1 decks +98% synergy
Neoform
100% of 1 decks +95% synergy
Fabricate
100% of 1 decks +94% synergy
Grim Tutor
50% of 2 decks +46% synergy
Buried Alive
50% of 2 decks +44% synergy
Finale of Devastation
50% of 4 decks +42% synergy
Gamble
50% of 2 decks +41% synergy
Hurricane
25% of 4 decks +25% synergy
Sylvan Tutor
25% of 4 decks +24% synergy
Elvish Promenade
25% of 4 decks +24% synergy
Harmonize
25% of 4 decks +17% synergy
Shamanic Revelation
25% of 4 decks +17% synergy
Utility Artifacts
Horn of Valhalla
50% of 2 decks +49% synergy
Wishclaw Talisman
50% of 2 decks +45% synergy
Staff of Titania
25% of 4 decks +25% synergy
Umbral Mantle
25% of 4 decks +24% synergy
Mirror Box
25% of 4 decks +24% synergy
Horn of Gondor
25% of 4 decks +24% synergy
Altar of the Brood
25% of 4 decks +24% synergy
Staff of Domination
25% of 4 decks +23% synergy
Aetherflux Reservoir
25% of 4 decks +22% synergy
Jeweled Lotus
25% of 4 decks +21% synergy
Lotus Petal
25% of 4 decks +18% synergy
Lightning Greaves
25% of 4 decks -0% synergy
Swiftfoot Boots
25% of 4 decks -2% synergy
Enchantments
Training Grounds
100% of 1 decks +97% synergy
Mystic Remora
100% of 1 decks +83% synergy
Tainted Remedy
50% of 2 decks +50% synergy
Hidetsugu Consumes All
50% of 2 decks +49% synergy
Mass Hysteria
50% of 2 decks +49% synergy
Ajani's Welcome
50% of 2 decks +49% synergy
Rabble Rousing
50% of 2 decks +48% synergy
Dawn of Hope
50% of 2 decks +48% synergy
Sunbird's Invocation
50% of 2 decks +48% synergy
Cleric Class
50% of 2 decks +48% synergy
Fires of Yavimaya
50% of 2 decks +46% synergy
Authority of the Consuls
50% of 2 decks +45% synergy
Cathars' Crusade
50% of 2 decks +45% synergy
Anointed Procession
50% of 2 decks +42% synergy
Sylvan Library
50% of 4 decks +39% synergy
Smothering Tithe
50% of 2 decks +26% synergy
Living Plane
25% of 4 decks +25% synergy
Living Lands
25% of 4 decks +25% synergy
Nature's Revolt
25% of 4 decks +25% synergy
Leyline of Vitality
25% of 4 decks +25% synergy
Presence of Gond
25% of 4 decks +25% synergy
Elvish Guidance
25% of 4 decks +24% synergy
Helix Pinnacle
25% of 4 decks +24% synergy
Leyline of Abundance
25% of 4 decks +24% synergy
Survival of the Fittest
25% of 4 decks +23% synergy
Lignify
25% of 4 decks +23% synergy
Mana Reflection
25% of 4 decks +23% synergy
Concordant Crossroads
25% of 4 decks +23% synergy
Elven Chorus
25% of 4 decks +22% synergy
Beastmaster Ascension
25% of 4 decks +20% synergy
Kenrith's Transformation
25% of 4 decks +19% synergy
Parallel Lives
25% of 4 decks +18% synergy
Guardian Project
25% of 4 decks +17% synergy
Hardened Scales
25% of 4 decks +16% synergy
Doubling Season
25% of 4 decks +15% synergy
Battles
Invasion of Ikoria
25% of 4 decks +21% synergy
Planeswalkers
Jeska, Thrice Reborn
50% of 2 decks +49% synergy
Ajani, Strength of the Pride
50% of 2 decks +49% synergy
Liliana, Dreadhorde General
50% of 2 decks +46% synergy
Nissa Revane
25% of 4 decks +25% synergy
Freyalise, Llanowar's Fury
25% of 4 decks +24% synergy
Nissa, Who Shakes the World
25% of 4 decks +22% synergy
Utility Lands
Otawara, Soaring City
100% of 1 decks +84% synergy
Boseiju, Who Endures
75% of 4 decks +56% synergy
Maze of Ith
50% of 4 decks +47% synergy
Minas Tirith
50% of 2 decks +43% synergy
Reliquary Tower
50% of 4 decks +20% synergy
Three Tree City
33% of 3 decks +28% synergy
Homeward Path
25% of 4 decks +23% synergy
Emergence Zone
25% of 4 decks +23% synergy
Inventors' Fair
25% of 4 decks +21% synergy
Dryad Arbor
25% of 4 decks +21% synergy
Nykthos, Shrine to Nyx
25% of 4 decks +20% synergy
Yavimaya, Cradle of Growth
25% of 4 decks +16% synergy
Ancient Tomb
25% of 4 decks +15% synergy
Mana Artifacts
Sol Ring
100% of 4 decks +16% synergy
Arcane Signet
50% of 4 decks -22% synergy
Chromatic Orrery
25% of 4 decks +24% synergy
Mox Amber
25% of 4 decks +21% synergy
Mox Diamond
25% of 4 decks +21% synergy
Mana Crypt
25% of 4 decks +19% synergy
Chrome Mox
25% of 4 decks +19% synergy
Lands
Hushwood Verge
100% of 1 decks +91% synergy
Plateau
100% of 1 decks +88% synergy
Taiga
100% of 2 decks +87% synergy
Badlands
100% of 2 decks +87% synergy
Bayou
100% of 2 decks +87% synergy
Volcanic Island
100% of 1 decks +86% synergy
Scrubland
100% of 1 decks +86% synergy
Tundra
100% of 1 decks +86% synergy
Tropical Island
100% of 1 decks +86% synergy
Underground Sea
100% of 1 decks +86% synergy
Sacred Foundry
100% of 1 decks +65% synergy
Steam Vents
100% of 1 decks +62% synergy
Temple Garden
100% of 2 decks +60% synergy
Hallowed Fountain
100% of 1 decks +60% synergy
Godless Shrine
100% of 1 decks +60% synergy
Watery Grave
100% of 1 decks +60% synergy
Breeding Pool
100% of 1 decks +60% synergy
Command Tower
75% of 4 decks +1% synergy
Grove of the Burnwillows
50% of 2 decks +48% synergy
Forbidden Orchard
50% of 4 decks +47% synergy
Fire-Lit Thicket
50% of 2 decks +46% synergy
Razorverge Thicket
50% of 2 decks +45% synergy
Reflecting Pool
50% of 4 decks +45% synergy
Blossoming Sands
50% of 2 decks +43% synergy
Cavern of Souls
50% of 4 decks +43% synergy
Branchloft Pathway
50% of 2 decks +42% synergy
Wooded Foothills
50% of 4 decks +40% synergy
Windswept Heath
50% of 4 decks +39% synergy
Bloodstained Mire
50% of 4 decks +39% synergy
Verdant Catacombs
50% of 4 decks +39% synergy
Savannah
50% of 2 decks +37% synergy
Temple of Plenty
50% of 2 decks +37% synergy
Selesnya Sanctuary
50% of 2 decks +36% synergy
Overgrown Farmland
50% of 2 decks +34% synergy
Brushland
50% of 2 decks +33% synergy
Bountiful Promenade
50% of 2 decks +26% synergy
Sunpetal Grove
50% of 2 decks +25% synergy
Exotic Orchard
50% of 4 decks +14% synergy
Blood Crypt
50% of 2 decks +12% synergy
Stomping Ground
50% of 2 decks +10% synergy
Overgrown Tomb
50% of 2 decks +8% synergy
Prismatic Vista
25% of 4 decks +20% synergy
Mana Confluence
25% of 4 decks +18% synergy
Arid Mesa
25% of 4 decks +15% synergy
Scalding Tarn
25% of 4 decks +14% synergy
Flooded Strand
25% of 4 decks +14% synergy
Marsh Flats
25% of 4 decks +14% synergy
Polluted Delta
25% of 4 decks +13% synergy
Misty Rainforest
25% of 4 decks +13% synergy