Druid's Call + Cathars' Crusade + Triskelion + Doubling Season

Druid's Call
Cathars' Crusade
Triskelion
Doubling Season

Requires
Druid's Call must be on the battlefield. Cathars' Crusade must be on the battlefield. Triskelion must be on the battlefield. Doubling Season must be on the battlefield. Druid's Call attached to Triskelion. Triskelion has at least three +1/+1 counters on it.
Steps
  1. Activate Triskelion by removing a +1/+1 counter from it, dealing 1 damage to itself.
  2. Druid's Call triggers, creating two 1/1 Squirrel creature tokens.
  3. When the Squirrels enters the battlefield, Cathars' Crusade triggers twice, putting four +1/+1 counters on each creature you control.
  4. Repeat.
  5. Once you have infinite +1/+1 counters on Triskelion, you may remove them to deal infinite damage to any target(s).
Results
Infinite +1/+1 counters. Infinite creature tokens. Infinite damage. Infinite ETB.

Hamza, Guardian of Arashin
0.03% of 3934 decks 1 decks
Sergeant John Benton
0.06% of 1612 decks 1 decks
Rith, the Awakener
0.10% of 1020 decks 1 decks
Creatures
Burning-Tree Emissary
100% of 1 decks +100% synergy
Skyshroud Elf
100% of 1 decks +100% synergy
Vrondiss, Rage of Ancients
100% of 1 decks +99% synergy
Ulasht, the Hate Seed
100% of 1 decks +99% synergy
Securitron Squadron
100% of 1 decks +98% synergy
Druid of the Anima
100% of 1 decks +98% synergy
Poison Dart Frog
100% of 1 decks +97% synergy
Brash Taunter
100% of 1 decks +96% synergy
Shalai and Hallar
100% of 1 decks +96% synergy
Lunarch Veteran
67% of 3 decks +66% synergy
Stonecoil Serpent
67% of 3 decks +65% synergy
Abzan Falconer
67% of 3 decks +64% synergy
Good-Fortune Unicorn
67% of 3 decks +64% synergy
Vigor
67% of 3 decks +64% synergy
Heliod, Sun-Crowned
67% of 3 decks +63% synergy
Vorinclex, Monstrous Raider
67% of 3 decks +63% synergy
Conclave Mentor
67% of 3 decks +62% synergy
Mondrak, Glory Dominus
67% of 3 decks +57% synergy
Botanical Brawler
50% of 2 decks +48% synergy
Duskrider Peregrine
33% of 3 decks +33% synergy
Worldsoul Colossus
33% of 3 decks +33% synergy
Jolrael, Empress of Beasts
33% of 3 decks +33% synergy
Sunstrike Legionnaire
33% of 3 decks +33% synergy
Steward of Valeron
33% of 3 decks +33% synergy
Vizier of Remedies
33% of 3 decks +33% synergy
Saber Ants
33% of 3 decks +33% synergy
Battlefield Raptor
33% of 3 decks +33% synergy
Spike Feeder
33% of 3 decks +33% synergy
Kamahl, Fist of Krosa
33% of 3 decks +33% synergy
Sporeweb Weaver
33% of 3 decks +33% synergy
Broodhatch Nantuko
33% of 3 decks +33% synergy
Howlpack Piper
33% of 3 decks +33% synergy
Basri's Lieutenant
33% of 3 decks +33% synergy
Bellowing Aegisaur
33% of 3 decks +33% synergy
Stuffy Doll
33% of 3 decks +32% synergy
Emmara, Soul of the Accord
33% of 3 decks +32% synergy
Alms Collector
33% of 3 decks +32% synergy
Herd Baloth
33% of 3 decks +32% synergy
Luminarch Aspirant
33% of 3 decks +32% synergy
Hornet Nest
33% of 3 decks +32% synergy
Abzan Battle Priest
33% of 3 decks +32% synergy
Jolrael, Mwonvuli Recluse
33% of 3 decks +32% synergy
Gisela, the Broken Blade
33% of 3 decks +32% synergy
Benevolent Hydra
33% of 3 decks +32% synergy
Armorcraft Judge
33% of 3 decks +32% synergy
Juniper Order Ranger
33% of 3 decks +32% synergy
Duskshell Crawler
33% of 3 decks +32% synergy
Scurry Oak
33% of 3 decks +31% synergy
Biophagus
33% of 3 decks +31% synergy
Renata, Called to the Hunt
33% of 3 decks +31% synergy
Instants
Lightning Helix
100% of 1 decks +98% synergy
Manamorphose
100% of 1 decks +97% synergy
Get Lost
100% of 1 decks +96% synergy
Artifact Mutation
100% of 1 decks +95% synergy
Lightning Bolt
100% of 1 decks +89% synergy
Swords to Plowshares
67% of 3 decks +4% synergy
Natural Affinity
33% of 3 decks +33% synergy
Congregate
33% of 3 decks +33% synergy
Roiling Regrowth
33% of 3 decks +30% synergy
March of the Multitudes
33% of 3 decks +30% synergy
Inspiring Call
33% of 3 decks +26% synergy
Flawless Maneuver
33% of 3 decks +23% synergy
Teferi's Protection
33% of 3 decks +13% synergy
Generous Gift
33% of 3 decks +8% synergy
Heroic Intervention
33% of 3 decks +4% synergy
Beast Within
33% of 3 decks -5% synergy
Path to Exile
33% of 3 decks -12% synergy
Sorceries
Pyroclasm
100% of 1 decks +100% synergy
Burn Down the House
100% of 1 decks +99% synergy
Brotherhood's End
100% of 1 decks +99% synergy
Into the Fire
100% of 1 decks +99% synergy
Deafening Clarion
100% of 1 decks +99% synergy
Blasphemous Act
100% of 1 decks +66% synergy
Crashing Footfalls
33% of 3 decks +33% synergy
Divine Reckoning
33% of 3 decks +32% synergy
Damning Verdict
33% of 3 decks +31% synergy
Martial Coup
33% of 3 decks +30% synergy
Awaken the Woods
33% of 3 decks +30% synergy
Vanquish the Horde
33% of 3 decks +30% synergy
Unnatural Restoration
33% of 3 decks +29% synergy
Three Visits
33% of 3 decks +9% synergy
Nature's Lore
33% of 3 decks +1% synergy
Farseek
33% of 3 decks -1% synergy
Cultivate
33% of 3 decks -13% synergy
Utility Artifacts
Ozolith, the Shattered Spire
50% of 2 decks +44% synergy
Spawning Pit
33% of 3 decks +33% synergy
Belt of Giant Strength
33% of 3 decks +33% synergy
Spellbook
33% of 3 decks +32% synergy
Throne of the God-Pharaoh
33% of 3 decks +32% synergy
Oketra's Monument
33% of 3 decks +32% synergy
Altar of Dementia
33% of 3 decks +31% synergy
The Ozolith
33% of 3 decks +30% synergy
Ashnod's Altar
33% of 3 decks +26% synergy
The Great Henge
33% of 3 decks +23% synergy
Swiftfoot Boots
33% of 3 decks +5% synergy
Enchantments
Pyrohemia
100% of 1 decks +99% synergy
Mayael's Aria
100% of 1 decks +97% synergy
All Will Be One
100% of 1 decks +97% synergy
Flowering of the White Tree
100% of 1 decks +94% synergy
Goblin Bombardment
100% of 1 decks +94% synergy
Hardened Scales
100% of 3 decks +91% synergy
Rite of Passage
67% of 3 decks +66% synergy
Sigil of the Nayan Gods
33% of 3 decks +33% synergy
Leyline of Vitality
33% of 3 decks +33% synergy
Sunbond
33% of 3 decks +33% synergy
Presence of Gond
33% of 3 decks +33% synergy
Spidersilk Armor
33% of 3 decks +33% synergy
In the Trenches
33% of 3 decks +33% synergy
Light of Promise
33% of 3 decks +32% synergy
Master Chef
33% of 3 decks +32% synergy
Shield of the Oversoul
33% of 3 decks +31% synergy
Primal Vigor
33% of 3 decks +30% synergy
Branching Evolution
33% of 3 decks +28% synergy
Growing Rites of Itlimoc
33% of 3 decks +28% synergy
Felidar Retreat
33% of 3 decks +26% synergy
Parallel Lives
33% of 3 decks +26% synergy
Guardian Project
33% of 3 decks +25% synergy
Anointed Procession
33% of 3 decks +24% synergy
Aura Shards
33% of 3 decks +24% synergy
Ghostly Prison
33% of 3 decks +22% synergy
Sylvan Library
33% of 3 decks +22% synergy
Battles
Invasion of Moag
50% of 2 decks +50% synergy
Invasion of Zendikar
50% of 2 decks +48% synergy
Planeswalkers
Ajani, the Greathearted
33% of 3 decks +30% synergy
Utility Lands
Restless Prairie
100% of 1 decks +98% synergy
Gavony Township
67% of 3 decks +57% synergy
Reliquary Tower
67% of 3 decks +37% synergy
Darksteel Citadel
33% of 3 decks +30% synergy
Oran-Rief, the Vastwood
33% of 3 decks +28% synergy
Karn's Bastion
33% of 3 decks +28% synergy
Castle Garenbrig
33% of 3 decks +28% synergy
Castle Ardenvale
33% of 3 decks +28% synergy
Gaea's Cradle
33% of 3 decks +28% synergy
Yavimaya, Cradle of Growth
33% of 3 decks +24% synergy
Ancient Tomb
33% of 3 decks +23% synergy
Boseiju, Who Endures
33% of 3 decks +14% synergy
Mana Artifacts
Obelisk of Naya
100% of 1 decks +100% synergy
Arcane Signet
100% of 3 decks +28% synergy
Sol Ring
100% of 3 decks +16% synergy
Mana Crypt
67% of 3 decks +58% synergy
Skyclave Relic
33% of 3 decks +32% synergy
Darksteel Ingot
33% of 3 decks +32% synergy
Replicating Ring
33% of 3 decks +32% synergy
Selesnya Signet
33% of 3 decks +25% synergy
Thought Vessel
33% of 3 decks +16% synergy
Lands
Rith's Grove
100% of 1 decks +98% synergy
Slagwoods Bridge
100% of 1 decks +97% synergy
Rustvale Bridge
100% of 1 decks +95% synergy
Jetmir's Garden
100% of 1 decks +67% synergy
Sacred Foundry
100% of 1 decks +64% synergy
Temple Garden
100% of 3 decks +60% synergy
Stomping Ground
100% of 1 decks +59% synergy
Command Tower
100% of 3 decks +26% synergy
Thornglint Bridge
67% of 3 decks +65% synergy
Brushland
67% of 3 decks +51% synergy
Sunpetal Grove
67% of 3 decks +43% synergy
Canopy Vista
67% of 3 decks +31% synergy
Cave of Temptation
33% of 3 decks +33% synergy
Cabaretti Courtyard
33% of 3 decks +32% synergy
Krosan Verge
33% of 3 decks +31% synergy
Wooded Bastion
33% of 3 decks +29% synergy
Horizon Canopy
33% of 3 decks +29% synergy
Razorverge Thicket
33% of 3 decks +28% synergy
Reflecting Pool
33% of 3 decks +28% synergy
Branchloft Pathway
33% of 3 decks +25% synergy
Fabled Passage
33% of 3 decks +24% synergy
Windswept Heath
33% of 3 decks +23% synergy
Savannah
33% of 3 decks +20% synergy
Fortified Village
33% of 3 decks +18% synergy
Terramorphic Expanse
33% of 3 decks +18% synergy
Overgrown Farmland
33% of 3 decks +17% synergy
Evolving Wilds
33% of 3 decks +12% synergy
Bountiful Promenade
33% of 3 decks +9% synergy