Insidious Roots + Peregrin Took + Cauldron Familiar + Yahenni, Undying Partisan

Insidious Roots
Peregrin Took
Cauldron Familiar
Yahenni, Undying Partisan

Requires
Insidious Roots must be on the battlefield. Peregrin Took must be on the battlefield. Cauldron Familiar must be on the battlefield. Yahenni, Undying Partisan must be on the battlefield. You control at least one Food.
Steps
  1. Activate Yahenni by sacrificing Cauldron Familiar, giving Yahenni indestructible until end of turn.
  2. Activate Cauldron Familiar by sacrificing a Food, returning Cauldron Familiar to the battlefield from your graveyard.
  3. Cauldron Familiar and Insidious Roots trigger.
  4. Resolve the Insidious Roots trigger, creating a 0/1 green Plant creature token and a Food artifact token, and then putting a +1/+1 counter on each Plant you control.
  5. Resolve the Cauldron Familiar trigger, causing each opponent to lose 1 life and you to gain 1 life.
  6. Repeat
Results
Infinite +1/+1 counters on Plants you control. Infinite creature tokens. Infinite death triggers. Infinite ETB. Infinite lifegain. Infinite lifegain triggers. Infinite lifeloss. Infinite LTB. Infinite sacrifice triggers.

Ygra, Eater of All
0.11% of 6520 decks 7 decks
Camellia, the Seedmiser
0.10% of 1913 decks 2 decks
Meren of Clan Nel Toth
0.01% of 14905 decks 1 decks
Lord Windgrace
0.01% of 9108 decks 1 decks
Chatterfang, Squirrel General
0.01% of 16546 decks 1 decks
Sméagol, Helpful Guide
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Bilbo, Birthday Celebrant
0.02% of 4976 decks 1 decks
Greta, Sweettooth Scourge
0.06% of 1793 decks 1 decks
Korvold, Fae-Cursed King
0.01% of 15487 decks 1 decks
New Cards
Withering Torment
100% of 3 decks +78% synergy
High Synergy Cards
Viscera Seer
88% of 16 decks +78% synergy
Pitiless Plunderer
81% of 16 decks +74% synergy
Camellia, the Seedmiser
79% of 14 decks +70% synergy
Ashnod's Altar
75% of 16 decks +67% synergy
Experimental Confectioner
69% of 16 decks +67% synergy
Savvy Hunter
69% of 16 decks +66% synergy
Warren Soultrader
71% of 14 decks +64% synergy
Nuka-Cola Vending Machine
62% of 16 decks +61% synergy
Blood Artist
69% of 16 decks +57% synergy
Blasting Station
56% of 16 decks +56% synergy
Top Cards
Woe Strider
56% of 16 decks +54% synergy
Academy Manufactor
56% of 16 decks +52% synergy
Carrion Feeder
56% of 16 decks +51% synergy
Zulaport Cutthroat
56% of 16 decks +46% synergy
Eternal Witness
56% of 16 decks +35% synergy
Assassin's Trophy
56% of 16 decks +26% synergy
Gilded Goose
50% of 16 decks +46% synergy
Chatterfang, Squirrel General
50% of 16 decks +45% synergy
Marionette Apprentice
50% of 14 decks +42% synergy
Deadly Dispute
50% of 16 decks +39% synergy
Creatures
Mirkwood Bats
50% of 16 decks +38% synergy
Hazel's Brewmaster
44% of 9 decks +40% synergy
Bloodflow Connoisseur
44% of 16 decks +43% synergy
Ygra, Eater of All
43% of 14 decks +38% synergy
Extruder
38% of 16 decks +37% synergy
Ravenous Squirrel
38% of 16 decks +35% synergy
Sakura-Tribe Elder
38% of 16 decks +19% synergy
Llanowar Elves
38% of 16 decks +17% synergy
Curious Forager
33% of 12 decks +32% synergy
Arcbound Ravager
31% of 16 decks +31% synergy
Honest Rutstein
31% of 16 decks +23% synergy
Hazel of the Rootbloom
29% of 14 decks +23% synergy
Elanor Gardner
25% of 16 decks +23% synergy
Ivy Lane Denizen
25% of 16 decks +23% synergy
Protean Hulk
25% of 16 decks +23% synergy
Scurry Oak
25% of 16 decks +23% synergy
Pippin, Warden of Isengard
25% of 16 decks +22% synergy
Nadier's Nightblade
25% of 16 decks +21% synergy
Vinereap Mentor
25% of 12 decks +20% synergy
Reclamation Sage
25% of 16 decks +14% synergy
Basking Broodscale
21% of 14 decks +19% synergy
Undercity Scrounger
19% of 16 decks +18% synergy
Syr Ginger, the Meal Ender
19% of 16 decks +18% synergy
Greta, Sweettooth Scourge
19% of 16 decks +16% synergy
Prosperous Innkeeper
19% of 16 decks +16% synergy
Bane of Progress
19% of 16 decks +16% synergy
Mazirek, Kraul Death Priest
19% of 16 decks +15% synergy
Reassembling Skeleton
19% of 16 decks +15% synergy
Cankerbloom
19% of 16 decks +12% synergy
Braids, Arisen Nightmare
19% of 16 decks +11% synergy
Tireless Provisioner
19% of 16 decks +8% synergy
Delighted Halfling
19% of 16 decks +5% synergy
Elvish Mystic
19% of 16 decks +1% synergy
Birds of Paradise
19% of 16 decks -8% synergy
Instants
Beast Within
50% of 16 decks +11% synergy
Putrefy
44% of 16 decks +28% synergy
Worldly Tutor
38% of 16 decks +23% synergy
Heroic Intervention
38% of 16 decks +8% synergy
Dark Ritual
31% of 16 decks +9% synergy
Pawpatch Formation
25% of 12 decks +23% synergy
Village Rites
25% of 16 decks +15% synergy
Vampiric Tutor
25% of 16 decks +7% synergy
Revitalizing Repast
21% of 14 decks +9% synergy
Noxious Revival
19% of 16 decks +13% synergy
Tear Asunder
19% of 16 decks +12% synergy
Tamiyo's Safekeeping
19% of 16 decks +12% synergy
Krosan Grip
19% of 16 decks +11% synergy
Nature's Claim
19% of 16 decks +9% synergy
Crop Rotation
19% of 16 decks +9% synergy
Abrupt Decay
19% of 16 decks +8% synergy
Deadly Rollick
19% of 16 decks +8% synergy
Sorceries
Culling Ritual
38% of 16 decks +26% synergy
Cultivate
38% of 16 decks -9% synergy
Fade from History
31% of 16 decks +30% synergy
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31% of 16 decks +20% synergy
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31% of 16 decks +16% synergy
Demonic Tutor
31% of 16 decks +9% synergy
Rampant Growth
31% of 16 decks -3% synergy
Rise of the Witch-king
25% of 16 decks +18% synergy
Nature's Lore
25% of 16 decks -7% synergy
Farseek
25% of 16 decks -9% synergy
Creeping Corrosion
19% of 16 decks +18% synergy
Revive the Shire
19% of 16 decks +17% synergy
Many Partings
19% of 16 decks +16% synergy
Lich-Knights' Conquest
19% of 16 decks +16% synergy
Grim Tutor
19% of 16 decks +14% synergy
Diabolic Tutor
19% of 16 decks +12% synergy
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19% of 16 decks -6% synergy
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19% of 16 decks -13% synergy
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Witch's Oven
44% of 16 decks +43% synergy
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44% of 16 decks +43% synergy
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44% of 16 decks +41% synergy
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44% of 16 decks +18% synergy
Phyrexian Altar
38% of 16 decks +33% synergy
Summoning Station
31% of 16 decks +31% synergy
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31% of 16 decks +31% synergy
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31% of 16 decks +30% synergy
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25% of 16 decks +25% synergy
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20% of 15 decks +19% synergy
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19% of 16 decks +18% synergy
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Enchantments
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44% of 16 decks +37% synergy
Moldervine Reclamation
44% of 16 decks +35% synergy
Gourmand's Talent
33% of 9 decks +31% synergy
Trail of Crumbs
31% of 16 decks +30% synergy
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31% of 16 decks +29% synergy
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25% of 16 decks +21% synergy
Dictate of Erebos
19% of 16 decks +15% synergy
Utopia Sprawl
19% of 16 decks +11% synergy
Utility Lands
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38% of 16 decks +33% synergy
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31% of 16 decks +30% synergy
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31% of 16 decks +22% synergy
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Shifting Woodland
21% of 14 decks +12% synergy
High Market
19% of 16 decks +16% synergy
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Deathcap Glade
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Underground Mortuary
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Path of Ancestry
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Wooded Foothills
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Viridescent Bog
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Myriad Landscape
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