Treebeard, Gracious Host + Spike Feeder + Amorphous Axe

Treebeard, Gracious Host
Spike Feeder
Amorphous Axe

Requires
Treebeard, Gracious Host must be on the battlefield. Spike Feeder must be on the battlefield. Amorphous Axe must be on the battlefield. Amorphous Axe attached to Spike Feeder. Spike Feeder has at least one +1/+1 counter on it.
Steps
  1. Activate Spike Feeder's second ability by removing a +1/+1 counter from it, causing you to gain two life.
  2. Treebeard triggers, putting two +1/+1 counters on Spike Feeder.
  3. Repeat.
  4. Once Spike Feeder has infinite +1/+1 counters, you may target any other Halfling or Treefolk with Treebeard's ability.
Results
Infinite +1/+1 counters on all Halflings and Treefolks you control. Infinite lifegain. Infinite lifegain triggers.

Treebeard, Gracious Host
0.20% of 1476 decks 3 decks
Creatures
The Gaffer
100% of 2 decks +94% synergy
Trostani, Selesnya's Voice
100% of 3 decks +94% synergy
Essence Warden
100% of 3 decks +92% synergy
Bosk Banneret
67% of 3 decks +66% synergy
Treefolk Harbinger
67% of 3 decks +66% synergy
Timber Protector
67% of 3 decks +66% synergy
Elder Gargaroth
67% of 3 decks +65% synergy
Accomplished Alchemist
67% of 3 decks +64% synergy
Scurry Oak
67% of 3 decks +63% synergy
Archivist of Oghma
67% of 3 decks +61% synergy
Soul's Attendant
67% of 3 decks +61% synergy
Prosperous Innkeeper
67% of 3 decks +60% synergy
Rosie Cotton of South Lane
67% of 3 decks +56% synergy
Soul Warden
67% of 3 decks +56% synergy
Prize Pig
50% of 2 decks +48% synergy
Feasting Hobbit
50% of 2 decks +48% synergy
Farmer Cotton
50% of 2 decks +44% synergy
Bottle Gnomes
33% of 3 decks +33% synergy
Saltskitter
33% of 3 decks +33% synergy
Changeling Hero
33% of 3 decks +33% synergy
Lumberknot
33% of 3 decks +33% synergy
Kalonian Twingrove
33% of 3 decks +33% synergy
Ulvenwald Observer
33% of 3 decks +33% synergy
Erinis, Gloom Stalker
33% of 3 decks +33% synergy
Willow Geist
33% of 3 decks +33% synergy
Orchard Warden
33% of 3 decks +33% synergy
Majestic Myriarch
33% of 3 decks +33% synergy
Children of Korlis
33% of 3 decks +33% synergy
Avenging Huntbonder
33% of 3 decks +33% synergy
Sungrace Pegasus
33% of 3 decks +33% synergy
Twinblade Paladin
33% of 3 decks +33% synergy
Beloved Princess
33% of 3 decks +33% synergy
Silent Arbiter
33% of 3 decks +33% synergy
Shattered Angel
33% of 3 decks +33% synergy
Woodfall Primus
33% of 3 decks +33% synergy
Fangorn, Tree Shepherd
33% of 3 decks +33% synergy
Faeburrow Elder
33% of 3 decks +33% synergy
Ezzaroot Channeler
33% of 3 decks +32% synergy
Verdant Sun's Avatar
33% of 3 decks +32% synergy
Baneslayer Angel
33% of 3 decks +32% synergy
Runic Armasaur
33% of 3 decks +32% synergy
Angelic Skirmisher
33% of 3 decks +32% synergy
Kurbis, Harvest Celebrant
33% of 3 decks +32% synergy
Bill the Pony
33% of 3 decks +31% synergy
Celestine, the Living Saint
33% of 3 decks +31% synergy
Samwise Gamgee
33% of 3 decks +31% synergy
Haywire Mite
33% of 3 decks +31% synergy
Ivy Lane Denizen
33% of 3 decks +31% synergy
Arcus Acolyte
33% of 3 decks +31% synergy
Rhox Faithmender
33% of 3 decks +30% synergy
Instants
Momentous Fall
67% of 3 decks +65% synergy
Beast Within
67% of 3 decks +24% synergy
Entish Restoration
50% of 2 decks +45% synergy
Revelation of Power
33% of 3 decks +33% synergy
War Report
33% of 3 decks +33% synergy
Fortifying Draught
33% of 3 decks +33% synergy
Predator's Rapport
33% of 3 decks +33% synergy
Sheltering Word
33% of 3 decks +33% synergy
Feed the Clan
33% of 3 decks +33% synergy
Crib Swap
33% of 3 decks +32% synergy
Congregate
33% of 3 decks +32% synergy
Take Up the Shield
33% of 3 decks +31% synergy
Inscription of Abundance
33% of 3 decks +31% synergy
Riot Control
33% of 3 decks +31% synergy
Chord of Calling
33% of 3 decks +27% synergy
Tamiyo's Safekeeping
33% of 3 decks +26% synergy
Nature's Claim
33% of 3 decks +24% synergy
Return of the Wildspeaker
33% of 3 decks +20% synergy
Eladamri's Call
33% of 3 decks +16% synergy
Unbreakable Formation
33% of 3 decks +16% synergy
Enlightened Tutor
33% of 3 decks +16% synergy
Inspiring Call
33% of 3 decks +16% synergy
Heroic Intervention
33% of 3 decks -2% synergy
Generous Gift
33% of 3 decks -2% synergy
Swords to Plowshares
33% of 3 decks -34% synergy
Sorceries
Rampant Growth
67% of 3 decks +31% synergy
Cultivate
67% of 3 decks +21% synergy
Into the North
33% of 3 decks +33% synergy
Altar of Bone
33% of 3 decks +33% synergy
Primal Command
33% of 3 decks +32% synergy
Sanctify
33% of 3 decks +32% synergy
Scale the Heights
33% of 3 decks +32% synergy
Last March of the Ents
33% of 3 decks +30% synergy
Explore
33% of 3 decks +28% synergy
Open the Armory
33% of 3 decks +27% synergy
Overwhelming Stampede
33% of 3 decks +25% synergy
Three Visits
33% of 3 decks +14% synergy
Farseek
33% of 3 decks +13% synergy
Shamanic Revelation
33% of 3 decks +12% synergy
Nature's Lore
33% of 3 decks +5% synergy
Utility Artifacts
Basilisk Collar
100% of 3 decks +96% synergy
Maskwood Nexus
67% of 3 decks +66% synergy
Shadowspear
67% of 3 decks +63% synergy
Swiftfoot Boots
67% of 3 decks +39% synergy
Lembas
50% of 2 decks +49% synergy
Runed Stalactite
33% of 3 decks +33% synergy
Resurrection Orb
33% of 3 decks +33% synergy
Mirror Shield
33% of 3 decks +33% synergy
Loxodon Warhammer
33% of 3 decks +30% synergy
Sword of the Animist
33% of 3 decks +29% synergy
Well of Lost Dreams
33% of 3 decks +28% synergy
The Ozolith
33% of 3 decks +25% synergy
Lifecrafter's Bestiary
33% of 3 decks +24% synergy
Enchantments
True Conviction
100% of 3 decks +95% synergy
Lifegift
67% of 3 decks +66% synergy
Ajani's Welcome
67% of 3 decks +63% synergy
Cleric Class
67% of 3 decks +60% synergy
Assemble the Entmoot
50% of 2 decks +48% synergy
Orim's Prayer
33% of 3 decks +33% synergy
Arachnoform
33% of 3 decks +33% synergy
Fruit of the First Tree
33% of 3 decks +33% synergy
Dormant Grove
33% of 3 decks +33% synergy
On Serra's Wings
33% of 3 decks +32% synergy
Battle Mastery
33% of 3 decks +32% synergy
Abiding Grace
33% of 3 decks +32% synergy
Boon Reflection
33% of 3 decks +32% synergy
Resourceful Defense
33% of 3 decks +31% synergy
Death's Presence
33% of 3 decks +31% synergy
Light of Promise
33% of 3 decks +31% synergy
Unflinching Courage
33% of 3 decks +29% synergy
Duelist's Heritage
33% of 3 decks +29% synergy
Shield of the Oversoul
33% of 3 decks +27% synergy
Cathars' Crusade
33% of 3 decks +19% synergy
Aura Shards
33% of 3 decks +15% synergy
Planeswalkers
Gideon Blackblade
33% of 3 decks +33% synergy
Elspeth Resplendent
33% of 3 decks +32% synergy
Ajani, Mentor of Heroes
33% of 3 decks +31% synergy
Ajani, Strength of the Pride
33% of 3 decks +30% synergy
Utility Lands
Witch's Clinic
67% of 3 decks +66% synergy
Faceless Haven
33% of 3 decks +33% synergy
Mutavault
33% of 3 decks +32% synergy
Blighted Steppe
33% of 3 decks +32% synergy
Gingerbread Cabin
33% of 3 decks +31% synergy
Radiant Fountain
33% of 3 decks +30% synergy
The Shire
33% of 3 decks +27% synergy
Yavimaya, Cradle of Growth
33% of 3 decks +14% synergy
Rogue's Passage
33% of 3 decks +9% synergy
Reliquary Tower
33% of 3 decks +5% synergy
Gavony Township
33% of 3 decks +5% synergy
Mana Artifacts
Arcane Signet
100% of 3 decks +43% synergy
Sol Ring
67% of 3 decks -10% synergy
Darksteel Ingot
33% of 3 decks +33% synergy
Chromatic Lantern
33% of 3 decks +32% synergy
Pristine Talisman
33% of 3 decks +30% synergy
Decanter of Endless Water
33% of 3 decks +30% synergy
Talisman of Unity
33% of 3 decks +16% synergy
Selesnya Signet
33% of 3 decks +12% synergy
Lands
Sungrass Prairie
67% of 3 decks +34% synergy
Sunpetal Grove
67% of 3 decks +20% synergy
Canopy Vista
67% of 3 decks -0% synergy
Command Tower
67% of 3 decks -17% synergy
Arctic Flats
33% of 3 decks +33% synergy
Bretagard Stronghold
33% of 3 decks +31% synergy
Brokers Hideout
33% of 3 decks +30% synergy
Opal Palace
33% of 3 decks +29% synergy
Blighted Woodland
33% of 3 decks +26% synergy
Arctic Treeline
33% of 3 decks +23% synergy
Graypelt Refuge
33% of 3 decks +22% synergy
Myriad Landscape
33% of 3 decks +14% synergy
Blossoming Sands
33% of 3 decks +12% synergy
Branchloft Pathway
33% of 3 decks +8% synergy
Krosan Verge
33% of 3 decks +8% synergy
Temple of Plenty
33% of 3 decks -2% synergy
Overgrown Farmland
33% of 3 decks -2% synergy
Temple Garden
33% of 3 decks -11% synergy
Fortified Village
33% of 3 decks -12% synergy