Agatha's Soul Cauldron + Grist, the Hunger Tide + Grumgully, the Generous

Agatha's Soul Cauldron
Grist, the Hunger Tide
Grumgully, the Generous

Requires
Agatha's Soul Cauldron must be on the battlefield. Grist, the Hunger Tide must be in exile (exiled by Agatha's Soul Cauldron). Grumgully, the Generous must be on the battlefield. Grumgully has at least one +1/+1 counter on it.
Steps
  1. Activate Grumgully using Grist's first loyalty ability by putting a loyalty counter on it, causing you to create a 1/1 Insect creature token and mill a card, and then put a loyalty counter on Grumgully and repeat the process if the card was an Insect.
  2. The Insect enters the battlefield with a +1/+1 counter on it due to Grumgully, causing it to have Grist's abilities.
  3. Repeat from step 1 using the Insect token instead.
Results
Infinite creature tokens. Infinite ETB. Infinite self-mill.

Shattergang Brothers
0.18% of 1679 decks 3 decks
High Synergy Cards
Shalai, Voice of Plenty
80% of 5 decks +78% synergy
Faeburrow Elder
80% of 5 decks +77% synergy
Ignoble Hierarch
76% of 21 decks +74% synergy
Top Cards
Birds of Paradise
76% of 21 decks +64% synergy
Broadside Bombardiers
57% of 7 decks +57% synergy
Walking Ballista
52% of 21 decks +50% synergy
Rhythm of the Wild
52% of 21 decks +47% synergy
Dockside Extortionist
52% of 21 decks +45% synergy
Murderous Redcap
43% of 21 decks +43% synergy
Goblin Engineer
43% of 21 decks +41% synergy
Mayhem Devil
43% of 21 decks +41% synergy
Deathrite Shaman
43% of 21 decks +40% synergy
Assassin's Trophy
43% of 21 decks +36% synergy
Creatures
Zirda, the Dawnwaker
60% of 5 decks +59% synergy
Kiora's Follower
60% of 5 decks +59% synergy
Goblin Matron
38% of 21 decks +37% synergy
Kami of Whispered Hopes
38% of 21 decks +34% synergy
Inti, Seneschal of the Sun
38% of 8 decks +37% synergy
Vexing Shusher
33% of 21 decks +33% synergy
Agatha of the Vile Cauldron
29% of 21 decks +28% synergy
Fiend Artisan
29% of 21 decks +28% synergy
Goblin Welder
29% of 21 decks +27% synergy
Kiki-Jiki, Mirror Breaker
29% of 21 decks +27% synergy
Yawgmoth, Thran Physician
29% of 21 decks +27% synergy
Incubation Druid
29% of 21 decks +26% synergy
Anger
29% of 21 decks +26% synergy
Sakura-Tribe Elder
29% of 21 decks +20% synergy
Eternal Witness
29% of 21 decks +18% synergy
Skirk Prospector
24% of 21 decks +22% synergy
Metallic Mimic
24% of 21 decks +22% synergy
Fauna Shaman
24% of 21 decks +22% synergy
Haywire Mite
24% of 21 decks +22% synergy
Ragavan, Nimble Pilferer
24% of 21 decks +20% synergy
Professional Face-Breaker
24% of 21 decks +19% synergy
Orcish Bowmasters
24% of 21 decks +18% synergy
Putrid Goblin
19% of 21 decks +19% synergy
Sling-Gang Lieutenant
19% of 21 decks +19% synergy
Krenko, Mob Boss
19% of 21 decks +18% synergy
Chatterfang, Squirrel General
19% of 21 decks +18% synergy
Magda, Brazen Outlaw
19% of 21 decks +18% synergy
Mahadi, Emporium Master
19% of 21 decks +17% synergy
Pitiless Plunderer
19% of 21 decks +15% synergy
Viscera Seer
19% of 21 decks +14% synergy
Tireless Provisioner
19% of 21 decks +14% synergy
Asmoranomardicadaistinaculdacar
14% of 21 decks +14% synergy
Boggart Harbinger
14% of 21 decks +14% synergy
Ulasht, the Hate Seed
14% of 21 decks +14% synergy
Lesser Masticore
14% of 21 decks +14% synergy
Svella, Ice Shaper
14% of 21 decks +14% synergy
Arcbound Ravager
14% of 21 decks +14% synergy
Triskelion
14% of 21 decks +14% synergy
Kalain, Reclusive Painter
14% of 21 decks +14% synergy
Tinder Wall
14% of 21 decks +14% synergy
Mazirek, Kraul Death Priest
14% of 21 decks +14% synergy
Juri, Master of the Revue
14% of 21 decks +13% synergy
Skull Prophet
14% of 21 decks +13% synergy
Renata, Called to the Hunt
14% of 21 decks +13% synergy
Ruthless Technomancer
14% of 21 decks +13% synergy
Chainer, Nightmare Adept
14% of 21 decks +13% synergy
Stitcher's Supplier
14% of 21 decks +13% synergy
Devoted Druid
14% of 21 decks +13% synergy
Arwen, Weaver of Hope
14% of 21 decks +13% synergy
Temur Sabertooth
14% of 21 decks +12% synergy
Instants
Mystical Tutor
60% of 5 decks +53% synergy
Enlightened Tutor
60% of 5 decks +52% synergy
Vampiric Tutor
43% of 21 decks +33% synergy
Heroic Intervention
43% of 21 decks +29% synergy
Abrupt Decay
38% of 21 decks +36% synergy
Deflecting Swat
38% of 21 decks +30% synergy
Entomb
33% of 21 decks +30% synergy
Deadly Dispute
29% of 21 decks +23% synergy
Worldly Tutor
29% of 21 decks +22% synergy
Beast Within
29% of 21 decks +10% synergy
Pyroblast
24% of 21 decks +21% synergy
Deadly Rollick
24% of 21 decks +18% synergy
Dark Ritual
24% of 21 decks +13% synergy
Veil of Summer
19% of 21 decks +16% synergy
Fire Covenant
14% of 21 decks +13% synergy
Tear Asunder
14% of 21 decks +13% synergy
Noxious Revival
14% of 21 decks +12% synergy
Red Elemental Blast
14% of 21 decks +11% synergy
Inspiring Call
14% of 21 decks +11% synergy
Big Score
14% of 21 decks +10% synergy
Nature's Claim
14% of 21 decks +9% synergy
Sorceries
Demonic Tutor
48% of 21 decks +36% synergy
Toxic Deluge
33% of 21 decks +25% synergy
Finale of Devastation
29% of 21 decks +25% synergy
Farseek
29% of 21 decks +13% synergy
Beseech the Mirror
24% of 21 decks +22% synergy
Reanimate
24% of 21 decks +16% synergy
Nature's Lore
24% of 21 decks +9% synergy
Blasphemous Act
24% of 21 decks +7% synergy
Culling Ritual
19% of 21 decks +17% synergy
Diabolic Intent
19% of 21 decks +15% synergy
Three Visits
19% of 21 decks +7% synergy
Agadeem's Awakening
14% of 21 decks +12% synergy
Imperial Seal
14% of 21 decks +11% synergy
Green Sun's Zenith
14% of 21 decks +11% synergy
Gamble
14% of 21 decks +9% synergy
Utility Artifacts
The Great Henge
29% of 21 decks +24% synergy
Thousand-Year Elixir
24% of 21 decks +22% synergy
The Ozolith
24% of 21 decks +20% synergy
The One Ring
24% of 21 decks +15% synergy
The Underworld Cookbook
19% of 21 decks +19% synergy
Wishclaw Talisman
19% of 21 decks +16% synergy
Ozolith, the Shattered Spire
19% of 21 decks +16% synergy
The Reaver Cleaver
14% of 21 decks +12% synergy
Altar of Dementia
14% of 21 decks +11% synergy
Skullclamp
14% of 21 decks +2% synergy
Lightning Greaves
14% of 21 decks -11% synergy
Enchantments
Insidious Roots
75% of 4 decks +73% synergy
Hardened Scales
29% of 21 decks +25% synergy
Master Chef
24% of 21 decks +23% synergy
Sylvan Library
24% of 21 decks +18% synergy
Fable of the Mirror-Breaker
19% of 21 decks +18% synergy
Tribute to the World Tree
19% of 21 decks +15% synergy
Black Market Connections
19% of 21 decks +14% synergy
Invigorating Hot Spring
14% of 21 decks +14% synergy
Leyline of Abundance
14% of 21 decks +14% synergy
Tortured Existence
14% of 21 decks +13% synergy
Survival of the Fittest
14% of 21 decks +13% synergy
Uncivil Unrest
14% of 21 decks +13% synergy
Underworld Breach
14% of 21 decks +11% synergy
Goblin Bombardment
14% of 21 decks +11% synergy
Doubling Season
14% of 21 decks +10% synergy
Animate Dead
14% of 21 decks +9% synergy
Battles
Invasion of Ikoria
14% of 21 decks +12% synergy
Planeswalkers
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33% of 21 decks +32% synergy
Utility Lands
Boseiju, Who Endures
52% of 21 decks +43% synergy
Urborg, Tomb of Yawgmoth
43% of 21 decks +33% synergy
Takenuma, Abandoned Mire
38% of 21 decks +32% synergy
Urza's Saga
33% of 21 decks +26% synergy
Yavimaya, Cradle of Growth
33% of 21 decks +24% synergy
Ancient Tomb
33% of 21 decks +23% synergy
Dryad Arbor
14% of 21 decks +12% synergy
Oran-Rief, the Vastwood
14% of 21 decks +12% synergy
Treasure Vault
14% of 21 decks +12% synergy
Phyrexian Tower
14% of 21 decks +10% synergy
Mana Artifacts
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76% of 21 decks -8% synergy
Arcane Signet
71% of 21 decks -0% synergy
Jeweled Lotus
33% of 21 decks +26% synergy
Mana Crypt
29% of 21 decks +17% synergy
Chrome Mox
24% of 21 decks +17% synergy
Mana Vault
19% of 21 decks +13% synergy
Lotus Petal
19% of 21 decks +12% synergy
Fellwar Stone
19% of 21 decks -2% synergy
Talisman of Resilience
14% of 21 decks +12% synergy
Mox Diamond
14% of 21 decks +10% synergy
Lands
Sacred Foundry
100% of 5 decks +92% synergy
Temple Garden
100% of 5 decks +91% synergy
Steam Vents
100% of 5 decks +91% synergy
Hallowed Fountain
100% of 4 decks +91% synergy
Breeding Pool
100% of 5 decks +91% synergy
Godless Shrine
100% of 5 decks +91% synergy
Watery Grave
100% of 5 decks +90% synergy
Command Tower
95% of 21 decks +22% synergy
Overgrown Tomb
90% of 21 decks +81% synergy
Verdant Catacombs
90% of 21 decks +79% synergy
Blood Crypt
86% of 21 decks +77% synergy
Stomping Ground
86% of 21 decks +77% synergy
Bloodstained Mire
86% of 21 decks +75% synergy
Indatha Triome
80% of 5 decks +77% synergy
Wooded Foothills
76% of 21 decks +66% synergy
Raugrin Triome
75% of 4 decks +72% synergy
Raffine's Tower
75% of 4 decks +71% synergy
Ziatora's Proving Ground
62% of 21 decks +59% synergy
Commercial District
60% of 5 decks +57% synergy
Savai Triome
60% of 5 decks +57% synergy
Raucous Theater
60% of 5 decks +57% synergy
Xander's Lounge
60% of 5 decks +57% synergy
Zagoth Triome
60% of 5 decks +57% synergy
Ketria Triome
60% of 5 decks +56% synergy
Underground Mortuary
60% of 5 decks +56% synergy
Jetmir's Garden
60% of 5 decks +56% synergy
Undergrowth Stadium
48% of 21 decks +42% synergy
Luxury Suite
48% of 21 decks +42% synergy
Spire Garden
43% of 21 decks +38% synergy
Marsh Flats
43% of 21 decks +31% synergy
Misty Rainforest
43% of 21 decks +31% synergy
Windswept Heath
38% of 21 decks +28% synergy
Arid Mesa
38% of 21 decks +27% synergy
Scalding Tarn
38% of 21 decks +27% synergy
Exotic Orchard
38% of 21 decks +3% synergy
City of Brass
33% of 21 decks +25% synergy
Polluted Delta
33% of 21 decks +22% synergy
Rootbound Crag
29% of 21 decks +24% synergy
Dragonskull Summit
29% of 21 decks +22% synergy
Mana Confluence
29% of 21 decks +21% synergy
Woodland Cemetery
24% of 21 decks +18% synergy
Cinder Glade
24% of 21 decks +15% synergy
Riveteers Overlook
19% of 21 decks +17% synergy
Bayou
19% of 21 decks +16% synergy
Badlands
19% of 21 decks +16% synergy
Gemstone Caverns
19% of 21 decks +14% synergy
Prismatic Vista
19% of 21 decks +13% synergy
Flooded Strand
19% of 21 decks +9% synergy
Mount Doom
14% of 21 decks +13% synergy
Savage Lands
14% of 21 decks +12% synergy