Lurking Roper + Splinter Twin + Soul Warden

Lurking Roper
Splinter Twin
Soul Warden

Requires
Lurking Roper must be on the battlefield. Splinter Twin must be on the battlefield. Soul Warden must be on the battlefield. Lurking Roper does not have summoning sickness. Splinter Twin attached to Lurking Roper.
Steps
  1. Activate Lurking Roper by tapping it, creating a token copy of itself.
  2. When the Lurking Roper token enters the battlefield, Soul Warden triggers, causing you to gain 1 life.
  3. Each Lurking Roper you control triggers, untapping themselves.
  4. Repeat.
Results
Infinite creature tokens with haste. Infinite ETB. Infinite lifegain. Infinite lifegain triggers.

Rocco, Cabaretti Caterer
0.05% of 6073 decks 3 decks
Ghired, Mirror of the Wilds
0.04% of 2486 decks 1 decks
Ramos, Dragon Engine
0.01% of 8669 decks 1 decks
New Cards
Marina Vendrell's Grimoire
100% of 1 decks +98% synergy
Marvin, Murderous Mimic
100% of 1 decks +96% synergy
The Jolly Balloon Man
50% of 2 decks +43% synergy
Toby, Beastie Befriender
50% of 2 decks +49% synergy
Hushwood Verge
50% of 2 decks +30% synergy
High Synergy Cards
Famished Paladin
80% of 5 decks +80% synergy
Prosperous Innkeeper
80% of 5 decks +77% synergy
Kiki-Jiki, Mirror Breaker
80% of 5 decks +76% synergy
Impact Tremors
80% of 5 decks +70% synergy
Path to Exile
80% of 5 decks +34% synergy
Swords to Plowshares
80% of 5 decks +17% synergy
Creatures
Deceiver Exarch
100% of 1 decks +100% synergy
Pestermite
100% of 1 decks +100% synergy
Horizon Chimera
100% of 1 decks +100% synergy
Deathbringer Thoctar
100% of 1 decks +99% synergy
Fatestitcher
100% of 1 decks +99% synergy
Mikaeus, the Unhallowed
100% of 1 decks +97% synergy
Yawgmoth, Thran Physician
100% of 1 decks +96% synergy
Starscape Cleric
100% of 1 decks +96% synergy
Fathom Mage
100% of 1 decks +96% synergy
The Locust God
100% of 1 decks +95% synergy
Midnight Guard
60% of 5 decks +60% synergy
Village Bell-Ringer
60% of 5 decks +59% synergy
Scurry Oak
60% of 5 decks +58% synergy
Zealous Conscripts
60% of 5 decks +58% synergy
Essence Warden
60% of 5 decks +57% synergy
Devoted Druid
60% of 5 decks +57% synergy
Suture Priest
60% of 5 decks +57% synergy
Soul's Attendant
60% of 5 decks +57% synergy
Powder Ganger
50% of 2 decks +49% synergy
Tender Wildguide
50% of 2 decks +48% synergy
Basking Broodscale
50% of 2 decks +48% synergy
Vaultborn Tyrant
50% of 2 decks +47% synergy
Roxanne, Starfall Savant
50% of 2 decks +47% synergy
Agate Instigator
50% of 2 decks +42% synergy
Fanatic of Rhonas
50% of 2 decks +41% synergy
Sunstrike Legionnaire
40% of 5 decks +40% synergy
Vizier of Remedies
40% of 5 decks +40% synergy
Auriok Champion
40% of 5 decks +39% synergy
Herd Baloth
40% of 5 decks +39% synergy
Ivy Lane Denizen
40% of 5 decks +38% synergy
Walking Ballista
40% of 5 decks +37% synergy
Purphoros, God of the Forge
40% of 5 decks +35% synergy
Imperial Recruiter
40% of 5 decks +34% synergy
Fyndhorn Elves
40% of 5 decks +27% synergy
Orthion, Hero of Lavabrink
33% of 3 decks +31% synergy
Armored Scrapgorger
25% of 4 decks +24% synergy
Livio, Oathsworn Sentinel
20% of 5 decks +20% synergy
Harvester Druid
20% of 5 decks +20% synergy
Battered Golem
20% of 5 decks +20% synergy
Heart Warden
20% of 5 decks +20% synergy
Naga Vitalist
20% of 5 decks +20% synergy
Valakut Invoker
20% of 5 decks +20% synergy
Strangleroot Geist
20% of 5 decks +20% synergy
Druid of the Cowl
20% of 5 decks +20% synergy
Skyshroud Elf
20% of 5 decks +20% synergy
Spike Feeder
20% of 5 decks +20% synergy
Young Wolf
20% of 5 decks +20% synergy
Orochi Merge-Keeper
20% of 5 decks +20% synergy
Hyrax Tower Scout
20% of 5 decks +20% synergy
Thragtusk
20% of 5 decks +19% synergy
Instants
Eladamri's Call
60% of 5 decks +49% synergy
Worldly Tutor
60% of 5 decks +46% synergy
Heroic Intervention
60% of 5 decks +30% synergy
Aura Mutation
40% of 5 decks +36% synergy
Artifact Mutation
40% of 5 decks +35% synergy
Enlightened Tutor
40% of 5 decks +22% synergy
Teferi's Protection
40% of 5 decks +20% synergy
Boros Charm
40% of 5 decks +15% synergy
Beast Within
40% of 5 decks +1% synergy
Stroke of Midnight
33% of 3 decks +21% synergy
Alley Evasion
20% of 5 decks +20% synergy
You're Ambushed on the Road
20% of 5 decks +20% synergy
Light the Way
20% of 5 decks +20% synergy
Glorious End
20% of 5 decks +20% synergy
Lapse of Certainty
20% of 5 decks +19% synergy
Congregation at Dawn
20% of 5 decks +19% synergy
Mana Tithe
20% of 5 decks +18% synergy
Rebuff the Wicked
20% of 5 decks +18% synergy
Arachnogenesis
20% of 5 decks +18% synergy
Rite of Harmony
20% of 5 decks +17% synergy
Rootborn Defenses
20% of 5 decks +17% synergy
Tibalt's Trickery
20% of 5 decks +14% synergy
Thrill of Possibility
20% of 5 decks +10% synergy
Generous Gift
20% of 5 decks -6% synergy
Sorceries
Windfall
100% of 1 decks +87% synergy
Supreme Verdict
100% of 1 decks +86% synergy
Damn
100% of 1 decks +84% synergy
Toxic Deluge
100% of 1 decks +83% synergy
Ruinous Ultimatum
100% of 1 decks +82% synergy
Three Visits
80% of 5 decks +55% synergy
Sunfall
67% of 3 decks +65% synergy
Nature's Lore
60% of 5 decks +28% synergy
Farseek
60% of 5 decks +26% synergy
Elemental Eruption
50% of 2 decks +49% synergy
Molten Duplication
50% of 2 decks +47% synergy
Idyllic Tutor
40% of 5 decks +35% synergy
Farewell
40% of 5 decks +27% synergy
Kodama's Reach
40% of 5 decks +9% synergy
Cultivate
40% of 5 decks -6% synergy
Leave // Chance
20% of 5 decks +20% synergy
Road of Return
20% of 5 decks +20% synergy
Sylvan Tutor
20% of 5 decks +19% synergy
Heat Shimmer
20% of 5 decks +19% synergy
All Is Dust
20% of 5 decks +18% synergy
Fell the Mighty
20% of 5 decks +17% synergy
Twinflame
20% of 5 decks +17% synergy
Approach of the Second Sun
20% of 5 decks +16% synergy
Open the Armory
20% of 5 decks +15% synergy
Wheel of Fortune
20% of 5 decks +15% synergy
Decimate
20% of 5 decks +12% synergy
Harmonize
20% of 5 decks +11% synergy
Jeska's Will
20% of 5 decks +3% synergy
Blasphemous Act
20% of 5 decks -14% synergy
Rampant Growth
20% of 5 decks -15% synergy
Utility Artifacts
Agatha's Soul Cauldron
33% of 3 decks +32% synergy
Sorcerer's Wand
20% of 5 decks +20% synergy
Viridian Longbow
20% of 5 decks +20% synergy
Umbral Mantle
20% of 5 decks +19% synergy
Altar of the Brood
20% of 5 decks +19% synergy
Thousand-Year Elixir
20% of 5 decks +18% synergy
Altar of Dementia
20% of 5 decks +17% synergy
Basilisk Collar
20% of 5 decks +17% synergy
Phyrexian Altar
20% of 5 decks +16% synergy
Ashnod's Altar
20% of 5 decks +12% synergy
Skullclamp
20% of 5 decks +8% synergy
Lightning Greaves
20% of 5 decks -5% synergy
Swiftfoot Boots
20% of 5 decks -8% synergy
Enchantments
Leyline of Anticipation
100% of 1 decks +96% synergy
Exquisite Blood
100% of 1 decks +95% synergy
Sanguine Bond
100% of 1 decks +94% synergy
Presence of Gond
60% of 5 decks +60% synergy
Elemental Mastery
60% of 5 decks +60% synergy
Innkeeper's Talent
50% of 2 decks +41% synergy
Warleader's Call
50% of 2 decks +39% synergy
Ajani's Welcome
40% of 5 decks +39% synergy
Fervor
40% of 5 decks +39% synergy
Survival of the Fittest
40% of 5 decks +38% synergy
Cleric Class
40% of 5 decks +37% synergy
Goblin Bombardment
40% of 5 decks +34% synergy
Three Blind Mice
33% of 3 decks +33% synergy
City of Death
33% of 3 decks +32% synergy
Dragon Roost
20% of 5 decks +20% synergy
Power of Fire
20% of 5 decks +20% synergy
Fire Whip
20% of 5 decks +20% synergy
Spawning Grounds
20% of 5 decks +20% synergy
Sunbond
20% of 5 decks +20% synergy
Mass Hysteria
20% of 5 decks +19% synergy
Earthcraft
20% of 5 decks +19% synergy
Light of Promise
20% of 5 decks +19% synergy
Squirrel Nest
20% of 5 decks +19% synergy
Roar of Resistance
20% of 5 decks +19% synergy
Swift Reconfiguration
20% of 5 decks +19% synergy
Fable of the Mirror-Breaker
20% of 5 decks +18% synergy
Sneak Attack
20% of 5 decks +18% synergy
Defense of the Heart
20% of 5 decks +17% synergy
Concordant Crossroads
20% of 5 decks +17% synergy
Cryptolith Rite
20% of 5 decks +17% synergy
Fires of Yavimaya
20% of 5 decks +16% synergy
Cathars' Crusade
20% of 5 decks +14% synergy
Sterling Grove
20% of 5 decks +12% synergy
Sylvan Library
20% of 5 decks +8% synergy
Rhythm of the Wild
20% of 5 decks -3% synergy
Planeswalkers
Vraska, Betrayal's Sting
100% of 1 decks +97% synergy
Utility Lands
Yavimaya, Cradle of Growth
60% of 5 decks +51% synergy
Sanctum of Eternity
20% of 5 decks +19% synergy
Drifting Meadow
20% of 5 decks +19% synergy
Serra's Sanctum
20% of 5 decks +19% synergy
Tranquil Thicket
20% of 5 decks +16% synergy
Command Beacon
20% of 5 decks +15% synergy
Gaea's Cradle
20% of 5 decks +14% synergy
Urza's Saga
20% of 5 decks +13% synergy
Urborg, Tomb of Yawgmoth
20% of 5 decks +10% synergy
Ancient Tomb
20% of 5 decks +10% synergy
Mana Artifacts
Sol Ring
100% of 5 decks +16% synergy
Arcane Signet
80% of 5 decks +8% synergy
Chrome Mox
40% of 5 decks +34% synergy
Mana Crypt
40% of 5 decks +32% synergy
Sol Talisman
20% of 5 decks +19% synergy
Mox Diamond
20% of 5 decks +16% synergy
Everflowing Chalice
20% of 5 decks +15% synergy
Jeweled Lotus
20% of 5 decks +14% synergy
Mana Vault
20% of 5 decks +14% synergy
Lotus Petal
20% of 5 decks +13% synergy
Talisman of Unity
20% of 5 decks +13% synergy
Talisman of Impulse
20% of 5 decks +11% synergy
Fellwar Stone
20% of 5 decks -1% synergy
Talisman of Conviction
20% of 5 decks -3% synergy
Lands
Mystic Monastery
100% of 1 decks +74% synergy
Raugrin Triome
100% of 1 decks +73% synergy
Opulent Palace
100% of 1 decks +73% synergy
Savai Triome
100% of 1 decks +73% synergy
Frontier Bivouac
100% of 1 decks +73% synergy
Zagoth Triome
100% of 1 decks +69% synergy
Indatha Triome
100% of 1 decks +69% synergy
Ziatora's Proving Ground
100% of 1 decks +68% synergy
Spara's Headquarters
100% of 1 decks +68% synergy
Ketria Triome
100% of 1 decks +67% synergy
The World Tree
100% of 1 decks +67% synergy
Steam Vents
100% of 1 decks +61% synergy
Hallowed Fountain
100% of 1 decks +59% synergy
Breeding Pool
100% of 1 decks +59% synergy
Overgrown Tomb
100% of 1 decks +58% synergy
Mana Confluence
80% of 5 decks +73% synergy
Wooded Foothills
80% of 5 decks +70% synergy
Windswept Heath
80% of 5 decks +69% synergy
Arid Mesa
80% of 5 decks +69% synergy
Exotic Orchard
80% of 5 decks +44% synergy
Temple Garden
80% of 5 decks +40% synergy
Stomping Ground
80% of 5 decks +39% synergy
Command Tower
80% of 5 decks +6% synergy
Sacred Foundry
60% of 5 decks +24% synergy
Brushland
40% of 5 decks +24% synergy
Karplusan Forest
40% of 5 decks +23% synergy
Rockfall Vale
40% of 5 decks +18% synergy
Bountiful Promenade
40% of 5 decks +16% synergy
Spire Garden
40% of 5 decks +16% synergy
Battlefield Forge
40% of 5 decks +14% synergy
Jungle Shrine
40% of 5 decks +8% synergy
Jetmir's Garden
40% of 5 decks +7% synergy
Cabaretti Courtyard
20% of 5 decks +18% synergy
Grove of the Burnwillows
20% of 5 decks +18% synergy
Inspiring Vantage
20% of 5 decks +16% synergy
Wooded Bastion
20% of 5 decks +16% synergy
Sunbaked Canyon
20% of 5 decks +15% synergy
Fire-Lit Thicket
20% of 5 decks +15% synergy
Horizon Canopy
20% of 5 decks +15% synergy
Copperline Gorge
20% of 5 decks +15% synergy
Reflecting Pool
20% of 5 decks +15% synergy
Prismatic Vista
20% of 5 decks +15% synergy
Rugged Highlands
20% of 5 decks +14% synergy
City of Brass
20% of 5 decks +12% synergy
Bloodstained Mire
20% of 5 decks +10% synergy
Flooded Strand
20% of 5 decks +9% synergy
Rugged Prairie
20% of 5 decks +9% synergy
Scalding Tarn
20% of 5 decks +9% synergy
Marsh Flats
20% of 5 decks +9% synergy
Polluted Delta
20% of 5 decks +9% synergy