Agatha's Soul Cauldron + Spike Feeder + Scion of the Swarm

Agatha's Soul Cauldron
Spike Feeder
Scion of the Swarm

Requires
Agatha's Soul Cauldron must be on the battlefield. Spike Feeder must be in exile (exiled by Agatha's Soul Cauldron). Scion of the Swarm must be on the battlefield. Scion of the Swarm has at least one +1/+1 counter on it.
Steps
  1. Activate Scion of the Swarm using Spike Feeder's second ability by removing a +1/+1 counter from it, causing you to gain 2 life.
  2. Scion of the Swarm triggers, putting a +1/+1 counter on it.
  3. Repeat.
Results
Infinite lifegain. Infinite lifegain triggers.

Valentin, Dean of the Vein
0.23% of 429 decks 1 decks
Atraxa, Praetors' Voice
0.00% of 34778 decks 1 decks
Creatures
Jubilant Mascot
100% of 1 decks +100% synergy
Expedition Raptor
100% of 1 decks +100% synergy
Relief Captain
100% of 1 decks +100% synergy
Gavony Silversmith
100% of 1 decks +100% synergy
Anointer of Valor
100% of 1 decks +100% synergy
Sterling Supplier
100% of 1 decks +100% synergy
Gideon's Company
100% of 1 decks +100% synergy
Angelic Quartermaster
100% of 1 decks +100% synergy
Twinblade Paladin
100% of 1 decks +100% synergy
Alharu, Solemn Ritualist
100% of 1 decks +100% synergy
Skyclave Cleric
100% of 1 decks +100% synergy
Celestial Unicorn
100% of 1 decks +100% synergy
Blood Researcher
100% of 2 decks +100% synergy
Anafenza, the Foremost
100% of 1 decks +99% synergy
Ajani's Pridemate
100% of 1 decks +99% synergy
Voice of the Blessed
100% of 1 decks +99% synergy
Aron, Benalia's Ruin
100% of 1 decks +99% synergy
Karlov of the Ghost Council
100% of 1 decks +99% synergy
Stormtide Leviathan
100% of 1 decks +98% synergy
Archetype of Imagination
100% of 1 decks +98% synergy
Archangel of Thune
100% of 1 decks +97% synergy
Glasspool Mimic
100% of 1 decks +97% synergy
Overgrown Arch
50% of 2 decks +50% synergy
Wall of Limbs
50% of 2 decks +50% synergy
Gladehart Cavalry
50% of 2 decks +50% synergy
Aetherborn Marauder
50% of 2 decks +50% synergy
Deathless Knight
50% of 2 decks +50% synergy
Turntimber Ranger
50% of 2 decks +50% synergy
Bloodbond Vampire
50% of 2 decks +50% synergy
Ageless Entity
50% of 2 decks +50% synergy
Joiner Adept
50% of 2 decks +50% synergy
Deepwood Denizen
50% of 2 decks +50% synergy
Mindless Automaton
50% of 2 decks +50% synergy
Golden Guardian
50% of 2 decks +50% synergy
Ascendant Acolyte
50% of 2 decks +50% synergy
Kazandu Mammoth
50% of 2 decks +50% synergy
Sapling of Colfenor
50% of 2 decks +49% synergy
Bloodthirsty Aerialist
50% of 2 decks +49% synergy
Wildwood Scourge
50% of 2 decks +49% synergy
Ochre Jelly
50% of 2 decks +49% synergy
Grakmaw, Skyclave Ravager
50% of 2 decks +49% synergy
Scute Mob
50% of 2 decks +49% synergy
Lifeblood Hydra
50% of 2 decks +49% synergy
Stonecoil Serpent
50% of 2 decks +49% synergy
Metallic Mimic
50% of 2 decks +49% synergy
Slippery Bogbonder
50% of 2 decks +49% synergy
Primordial Hydra
50% of 2 decks +49% synergy
Benevolent Hydra
50% of 2 decks +48% synergy
Dune Chanter
50% of 2 decks +48% synergy
Essence Warden
50% of 2 decks +47% synergy
Instants
Sejiri Shelter
100% of 1 decks +96% synergy
Arbor Armament
50% of 2 decks +50% synergy
Evolution Charm
50% of 2 decks +49% synergy
Infuse with Vitality
50% of 2 decks +49% synergy
Rushed Rebirth
50% of 2 decks +49% synergy
Invigorating Surge
50% of 2 decks +49% synergy
Silkguard
50% of 2 decks +48% synergy
Mortality Spear
50% of 2 decks +47% synergy
Gaea's Gift
50% of 2 decks +47% synergy
Snakeskin Veil
50% of 2 decks +46% synergy
Go for the Throat
50% of 2 decks +43% synergy
Inspiring Call
50% of 2 decks +42% synergy
Putrefy
50% of 2 decks +34% synergy
Sorceries
Makindi Stampede
100% of 1 decks +100% synergy
Ondu Inversion
100% of 1 decks +98% synergy
Sea Gate Restoration
100% of 1 decks +95% synergy
Bala Ged Recovery
100% of 2 decks +91% synergy
Devouring Tendrils
50% of 2 decks +50% synergy
Essence Harvest
50% of 2 decks +49% synergy
Urborg Repossession
50% of 2 decks +49% synergy
Dig Up
50% of 2 decks +47% synergy
Culling Ritual
50% of 2 decks +39% synergy
Nature's Lore
50% of 2 decks +18% synergy
Cultivate
50% of 2 decks +3% synergy
Utility Artifacts
Chalice of Life
50% of 2 decks +50% synergy
Tablet of the Guilds
50% of 2 decks +50% synergy
Fountain of Renewal
50% of 2 decks +50% synergy
Campfire
50% of 2 decks +50% synergy
Animation Module
50% of 2 decks +50% synergy
Cosmos Elixir
50% of 2 decks +49% synergy
Andúril, Narsil Reforged
50% of 2 decks +49% synergy
Bow of Nylea
50% of 2 decks +48% synergy
Chimil, the Inner Sun
50% of 2 decks +47% synergy
Ozolith, the Shattered Spire
50% of 2 decks +44% synergy
Enchantments
Profane Procession
100% of 1 decks +100% synergy
Arcane Adaptation
100% of 1 decks +99% synergy
Legion's Landing
100% of 1 decks +99% synergy
Abzan Ascendancy
100% of 1 decks +98% synergy
Hadana's Climb
100% of 1 decks +98% synergy
Innkeeper's Talent
100% of 1 decks +90% synergy
Sheltered Aerie
50% of 2 decks +50% synergy
Urban Utopia
50% of 2 decks +50% synergy
Grasping Shadows
50% of 2 decks +50% synergy
New Horizons
50% of 2 decks +49% synergy
Agent of the Shadow Thieves
50% of 2 decks +49% synergy
Song of Freyalise
50% of 2 decks +49% synergy
Abundant Growth
50% of 2 decks +49% synergy
Well Rested
50% of 2 decks +48% synergy
Hydra's Growth
50% of 2 decks +48% synergy
Court of Garenbrig
50% of 2 decks +46% synergy
Growing Rites of Itlimoc
50% of 2 decks +44% synergy
Binding the Old Gods
50% of 2 decks +44% synergy
Hardened Scales
50% of 2 decks +41% synergy
Utility Lands
Ancient Den
100% of 1 decks +94% synergy
Gavony Township
100% of 1 decks +90% synergy
Halls of Mist
50% of 2 decks +50% synergy
Lotus Vale
50% of 2 decks +50% synergy
Sapseep Forest
50% of 2 decks +49% synergy
Drannith Ruins
50% of 2 decks +49% synergy
Lotus Field
50% of 2 decks +49% synergy
Maze of Ith
50% of 2 decks +47% synergy
Oran-Rief, the Vastwood
50% of 2 decks +45% synergy
Restless Cottage
50% of 2 decks +45% synergy
Karn's Bastion
50% of 2 decks +45% synergy
Mosswort Bridge
50% of 2 decks +40% synergy
Mana Artifacts
Pristine Talisman
50% of 2 decks +49% synergy
Chromatic Lantern
50% of 2 decks +40% synergy
Arcane Signet
50% of 2 decks -22% synergy
Sol Ring
50% of 2 decks -35% synergy
Lands
Riftstone Portal
100% of 1 decks +99% synergy
Treva's Ruins
100% of 1 decks +99% synergy
Dromar's Cavern
100% of 1 decks +98% synergy
Citadel Gate
100% of 1 decks +98% synergy
Sea Gate
100% of 1 decks +98% synergy
Thriving Isle
100% of 1 decks +97% synergy
Thriving Heath
100% of 1 decks +97% synergy
Sandsteppe Citadel
100% of 1 decks +74% synergy
Seaside Citadel
100% of 1 decks +74% synergy
Opulent Palace
100% of 1 decks +73% synergy
Arcane Sanctum
100% of 1 decks +72% synergy
Raffine's Tower
100% of 1 decks +72% synergy
Zagoth Triome
100% of 1 decks +69% synergy
Indatha Triome
100% of 1 decks +69% synergy
Spara's Headquarters
100% of 1 decks +68% synergy
Command Tower
100% of 2 decks +26% synergy
Meteor Crater
50% of 2 decks +50% synergy
Hall of Oracles
50% of 2 decks +50% synergy
Uncharted Haven
50% of 2 decks +50% synergy
Riveteers Overlook
50% of 2 decks +48% synergy
Black Dragon Gate
50% of 2 decks +48% synergy
Foul Orchard
50% of 2 decks +48% synergy
Manor Gate
50% of 2 decks +48% synergy
Thriving Moor
50% of 2 decks +48% synergy
Thriving Grove
50% of 2 decks +48% synergy
Forbidden Orchard
50% of 2 decks +47% synergy
Blooming Marsh
50% of 2 decks +46% synergy
Reflecting Pool
50% of 2 decks +45% synergy
Golgari Guildgate
50% of 2 decks +44% synergy
Haunted Mire
50% of 2 decks +42% synergy
Jungle Hollow
50% of 2 decks +41% synergy
Terramorphic Expanse
50% of 2 decks +34% synergy
Path of Ancestry
50% of 2 decks +29% synergy
Exotic Orchard
50% of 2 decks +15% synergy