Agatha's Soul Cauldron + Walking Ballista + Strangleroot Geist

Agatha's Soul Cauldron
Walking Ballista
Strangleroot Geist

Requires
Agatha's Soul Cauldron must be on the battlefield. Walking Ballista must be in exile (exiled by Agatha's Soul Cauldron). Strangleroot Geist must be on the battlefield. Strangleroot Geist has at least one +1/+1 counter on it.
Steps
  1. Activate Strangleroot Geist using Walking Ballista's second ability by removing a +1/+1 counter from it.
  2. Repeat step 1 until Strangleroot Geist has no +1/+1 counters on it.
  3. Resolve all Strangleroot Geist abilities dealing 1 damage to Strangleroot Geist, and any remaining damage to any target(s).
  4. Strangleroot Geist dies as a state-based action due to having 0 toughness.
  5. Strangleroot Geist's undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  6. Repeat.
Results
Infinite death triggers. Infinite ETB. Infinite LTB.

Top Commanders (3)
Tayam, Luminous Enigma
0.71% of 4810 decks 34 decks
Ghave, Guru of Spores
0.20% of 6126 decks 12 decks
Grist, the Hunger Tide
0.17% of 5283 decks 9 decks
New Cards (2)
Aven Interrupter
71% of 7 decks +69% synergy
Vraska Joins Up
44% of 9 decks +42% synergy
High Synergy Cards (10)
Young Wolf
91% of 93 decks +91% synergy
Ignoble Hierarch
80% of 5 decks +77% synergy
Avacyn's Pilgrim
78% of 54 decks +74% synergy
Birds of Paradise
85% of 93 decks +73% synergy
Deflecting Swat
80% of 5 decks +72% synergy
Ranger-Captain of Eos
72% of 54 decks +70% synergy
Insidious Roots
71% of 38 decks +69% synergy
Bartolomé del Presidio
71% of 38 decks +68% synergy
Devoted Druid
68% of 93 decks +66% synergy
Chord of Calling
66% of 93 decks +63% synergy
Top Cards (10)
Delighted Halfling
69% of 93 decks +62% synergy
Orcish Bowmasters
67% of 85 decks +60% synergy
Drannith Magistrate
63% of 54 decks +59% synergy
Dauntless Dismantler
62% of 40 decks +60% synergy
Deathrite Shaman
62% of 85 decks +60% synergy
Elves of Deep Shadow
59% of 85 decks +56% synergy
Wall of Roots
57% of 93 decks +56% synergy
Yawgmoth, Thran Physician
56% of 85 decks +55% synergy
Worldly Tutor
56% of 93 decks +49% synergy
Esper Sentinel
56% of 54 decks +46% synergy
Creatures (50)
Carrion Feeder
54% of 85 decks +51% synergy
Opposition Agent
51% of 85 decks +46% synergy
Colonel Autumn
50% of 8 decks +49% synergy
Eternal Witness
49% of 93 decks +39% synergy
Phyrexian Metamorph
45% of 11 decks +42% synergy
Zulaport Cutthroat
45% of 85 decks +39% synergy
Archon of Emeria
44% of 54 decks +43% synergy
Recruiter of the Guard
43% of 54 decks +41% synergy
Icatian Moneychanger
41% of 54 decks +41% synergy
Endurance
40% of 93 decks +39% synergy
Llanowar Elves
40% of 93 decks +29% synergy
Blood Artist
38% of 85 decks +31% synergy
Elvish Mystic
38% of 93 decks +29% synergy
Kutzil, Malamet Exemplar
37% of 46 decks +32% synergy
Rishkar, Peema Renegade
37% of 93 decks +34% synergy
Bloom Tender
37% of 93 decks +33% synergy
Tribute Mage
36% of 11 decks +35% synergy
Thassa's Oracle
36% of 11 decks +33% synergy
Dauthi Voidwalker
35% of 85 decks +30% synergy
Eidolon of Rhetoric
35% of 54 decks +34% synergy
Weathered Wayfarer
33% of 54 decks +32% synergy
Ethersworn Canonist
31% of 54 decks +30% synergy
Skyclave Apparition
31% of 54 decks +30% synergy
Sylvan Safekeeper
30% of 93 decks +29% synergy
Fyndhorn Elves
30% of 93 decks +23% synergy
Nardole, Resourceful Cyborg
30% of 10 decks +30% synergy
Heliod, Sun-Crowned
30% of 54 decks +28% synergy
Aven Mindcensor
30% of 54 decks +27% synergy
White Plume Adventurer
28% of 54 decks +27% synergy
Archivist of Oghma
28% of 54 decks +24% synergy
Grand Abolisher
28% of 54 decks +24% synergy
Kinnan, Bonder Prodigy
27% of 11 decks +26% synergy
Fathom Mage
27% of 11 decks +26% synergy
Trophy Mage
27% of 11 decks +26% synergy
Herald of Secret Streams
27% of 11 decks +26% synergy
Thrummingbird
27% of 11 decks +25% synergy
Manglehorn
27% of 93 decks +26% synergy
Knight of the Reliquary
26% of 54 decks +26% synergy
Luminous Broodmoth
26% of 54 decks +25% synergy
Mikaeus, the Unhallowed
26% of 85 decks +24% synergy
Viscera Seer
26% of 85 decks +20% synergy
Collector Ouphe
26% of 93 decks +24% synergy
Haywire Mite
25% of 93 decks +23% synergy
Geralf's Messenger
25% of 85 decks +24% synergy
Incubation Druid
22% of 93 decks +19% synergy
Corpse Knight
20% of 51 decks +18% synergy
Elvish Spirit Guide
19% of 93 decks +18% synergy
Massacre Girl, Known Killer
19% of 26 decks +17% synergy
Hapatra, Vizier of Poisons
19% of 85 decks +19% synergy
Fiend Artisan
19% of 85 decks +18% synergy
Instants (44)
Vampiric Tutor
68% of 85 decks +58% synergy
Fierce Guardianship
55% of 11 decks +46% synergy
Cyclonic Rift
55% of 11 decks +40% synergy
Assassin's Trophy
52% of 85 decks +46% synergy
Enlightened Tutor
50% of 54 decks +42% synergy
Swords to Plowshares
46% of 54 decks +18% synergy
Abrupt Decay
41% of 85 decks +39% synergy
Crop Rotation
41% of 93 decks +36% synergy
Mana Drain
36% of 11 decks +29% synergy
Arcane Denial
36% of 11 decks +27% synergy
An Offer You Can't Refuse
36% of 11 decks +26% synergy
Counterspell
36% of 11 decks +15% synergy
Veil of Summer
35% of 93 decks +32% synergy
Entomb
33% of 85 decks +29% synergy
Dark Ritual
31% of 85 decks +20% synergy
Archdruid's Charm
28% of 43 decks +23% synergy
Pact of Negation
27% of 11 decks +23% synergy
Force of Will
27% of 11 decks +22% synergy
Swan Song
27% of 11 decks +19% synergy
Legolas's Quick Reflexes
26% of 61 decks +24% synergy
Eladamri's Call
26% of 54 decks +23% synergy
Noxious Revival
24% of 93 decks +21% synergy
Silence
22% of 54 decks +19% synergy
Path to Exile
22% of 54 decks +3% synergy
Beast Within
18% of 93 decks -1% synergy
Force of Vigor
17% of 93 decks +16% synergy
Autumn's Veil
16% of 93 decks +15% synergy
Culling the Weak
15% of 85 decks +13% synergy
Deadly Rollick
15% of 85 decks +10% synergy
Heroic Intervention
15% of 93 decks +1% synergy
Nature's Claim
14% of 93 decks +9% synergy
Dismember
13% of 85 decks +12% synergy
Ad Nauseam
12% of 85 decks +10% synergy
Tear Asunder
9% of 85 decks +8% synergy
Teferi's Protection
9% of 54 decks -0% synergy
Cabal Ritual
8% of 85 decks +6% synergy
Flawless Maneuver
7% of 54 decks +3% synergy
Generous Gift
7% of 54 decks -5% synergy
Tainted Pact
6% of 85 decks +4% synergy
Angel's Grace
6% of 54 decks +5% synergy
Reprieve
6% of 54 decks +3% synergy
Clever Concealment
6% of 54 decks +3% synergy
Stroke of Midnight
6% of 54 decks -2% synergy
Summoner's Pact
5% of 93 decks +5% synergy
Sorceries (32)
Demonic Tutor
61% of 85 decks +49% synergy
Green Sun's Zenith
53% of 93 decks +49% synergy
Finale of Devastation
51% of 93 decks +47% synergy
Fabricate
45% of 11 decks +42% synergy
Diabolic Intent
39% of 85 decks +34% synergy
Eldritch Evolution
37% of 93 decks +34% synergy
Reanimate
29% of 85 decks +22% synergy
Imperial Seal
28% of 85 decks +25% synergy
Neoform
27% of 11 decks +26% synergy
Culling Ritual
22% of 85 decks +20% synergy
Beseech the Mirror
18% of 85 decks +15% synergy
Three Visits
16% of 93 decks +4% synergy
Nature's Lore
14% of 93 decks -1% synergy
Sevinne's Reclamation
13% of 54 decks +10% synergy
Buried Alive
13% of 85 decks +10% synergy
Damn
12% of 51 decks +8% synergy
Toxic Deluge
12% of 85 decks +4% synergy
Agadeem's Awakening
11% of 85 decks +9% synergy
Chain of Smog
9% of 85 decks +9% synergy
Farseek
9% of 93 decks -7% synergy
Dread Return
8% of 85 decks +6% synergy
Victimize
8% of 85 decks +2% synergy
Bala Ged Recovery
8% of 93 decks +3% synergy
Cultivate
8% of 93 decks -15% synergy
Life // Death
7% of 85 decks +7% synergy
Unmarked Grave
7% of 85 decks +5% synergy
Damnation
7% of 85 decks +2% synergy
Turntimber Symbiosis
6% of 93 decks +5% synergy
Natural Order
6% of 93 decks +5% synergy
Damning Verdict
6% of 54 decks +5% synergy
Winds of Abandon
6% of 54 decks +4% synergy
Rampant Growth
5% of 93 decks -11% synergy
Utility Artifacts (18)
Ashnod's Altar
45% of 93 decks +37% synergy
Skullclamp
30% of 93 decks +17% synergy
Birthing Pod
26% of 93 decks +24% synergy
The One Ring
26% of 93 decks +17% synergy
Phyrexian Altar
25% of 93 decks +20% synergy
Wishclaw Talisman
22% of 85 decks +20% synergy
Nuka-Cola Vending Machine
21% of 14 decks +16% synergy
Thousand-Year Elixir
19% of 93 decks +17% synergy
Expedition Map
18% of 93 decks +15% synergy
Lightning Greaves
15% of 93 decks -10% synergy
Altar of Dementia
14% of 93 decks +11% synergy
The Ozolith
12% of 93 decks +8% synergy
Moonglove Extract
10% of 93 decks +10% synergy
Ozolith, the Shattered Spire
6% of 93 decks +3% synergy
Animation Module
5% of 93 decks +5% synergy
Luxior, Giada's Gift
5% of 93 decks +5% synergy
The Great Henge
5% of 93 decks +1% synergy
Sensei's Divining Top
5% of 93 decks -1% synergy
Enchantments (40)
Mystic Remora
55% of 11 decks +46% synergy
Deafening Silence
52% of 54 decks +50% synergy
Sylvan Library
39% of 93 decks +32% synergy
Rule of Law
35% of 54 decks +34% synergy
Touch the Spirit Realm
33% of 54 decks +33% synergy
Aura of Silence
30% of 54 decks +28% synergy
Carpet of Flowers
29% of 93 decks +27% synergy
Simic Ascendancy
27% of 11 decks +26% synergy
Rhystic Study
27% of 11 decks +13% synergy
Abzan Ascendancy
25% of 51 decks +25% synergy
Survival of the Fittest
25% of 93 decks +24% synergy
Swift Reconfiguration
24% of 54 decks +23% synergy
Aura Shards
24% of 54 decks +22% synergy
Earthcraft
22% of 93 decks +21% synergy
Cryptolith Rite
20% of 93 decks +19% synergy
The Meathook Massacre
20% of 85 decks +17% synergy
Necromancy
18% of 85 decks +16% synergy
Nature's Chosen
17% of 93 decks +17% synergy
Wild Growth
17% of 93 decks +12% synergy
Promise of Bunrei
17% of 54 decks +16% synergy
Utopia Sprawl
16% of 93 decks +13% synergy
Necropotence
15% of 85 decks +13% synergy
Hunting Grounds
15% of 54 decks +15% synergy
Animate Dead
14% of 85 decks +9% synergy
Grasp of Fate
11% of 54 decks +10% synergy
Cathars' Crusade
11% of 54 decks +8% synergy
Blind Obedience
9% of 54 decks +6% synergy
Hardened Scales
9% of 93 decks +5% synergy
Doubling Season
9% of 93 decks +5% synergy
Leyline of Abundance
8% of 93 decks +7% synergy
Smothering Tithe
7% of 54 decks -4% synergy
Phyrexian Arena
7% of 85 decks -0% synergy
Concordant Crossroads
6% of 93 decks +5% synergy
Elven Chorus
6% of 93 decks +4% synergy
Tribute to the World Tree
6% of 93 decks +2% synergy
Nest of Scarabs
6% of 85 decks +5% synergy
Black Market Connections
6% of 85 decks +0% synergy
Felidar Retreat
6% of 54 decks +2% synergy
Anointed Procession
6% of 54 decks +1% synergy
Parallel Lives
5% of 93 decks +2% synergy
Battles (1)
Invasion of Ikoria
22% of 93 decks +19% synergy
Planeswalkers (5)
Tyvar, Jubilant Brawler
46% of 85 decks +45% synergy
Grist, the Hunger Tide
41% of 85 decks +41% synergy
Tezzeret the Seeker
27% of 11 decks +26% synergy
Oko, Thief of Crowns
27% of 11 decks +26% synergy
Karn, the Great Creator
6% of 93 decks +5% synergy
Utility Lands (23)
Boseiju, Who Endures
76% of 93 decks +67% synergy
Phyrexian Tower
58% of 85 decks +53% synergy
Yavimaya, Cradle of Growth
57% of 93 decks +48% synergy
Gavony Township
52% of 54 decks +50% synergy
Ancient Tomb
52% of 93 decks +41% synergy
Gaea's Cradle
48% of 93 decks +46% synergy
Urza's Saga
38% of 93 decks +30% synergy
Dryad Arbor
33% of 93 decks +31% synergy
Takenuma, Abandoned Mire
31% of 85 decks +24% synergy
Urborg, Tomb of Yawgmoth
30% of 93 decks +20% synergy
Centaur Garden
29% of 93 decks +29% synergy
Otawara, Soaring City
27% of 11 decks +19% synergy
Bojuka Bog
20% of 85 decks +4% synergy
Command Beacon
16% of 93 decks +11% synergy
Eiganjo, Seat of the Empire
13% of 54 decks +8% synergy
Emergence Zone
9% of 93 decks +6% synergy
Cabal Coffers
8% of 85 decks +2% synergy
Field of the Dead
8% of 93 decks +4% synergy
Reliquary Tower
8% of 93 decks -21% synergy
Castle Locthwain
7% of 85 decks +4% synergy
Khalni Garden
5% of 93 decks +5% synergy
Nesting Grounds
5% of 93 decks +4% synergy
Karn's Bastion
5% of 93 decks +0% synergy
Mana Artifacts (15)
Sol Ring
87% of 93 decks +3% synergy
Mana Crypt
54% of 93 decks +42% synergy
Arcane Signet
46% of 93 decks -24% synergy
Jeweled Lotus
44% of 93 decks +36% synergy
Mana Vault
29% of 93 decks +22% synergy
Lion's Eye Diamond
28% of 93 decks +26% synergy
Chrome Mox
27% of 93 decks +20% synergy
Mox Diamond
25% of 93 decks +20% synergy
Lotus Petal
23% of 93 decks +16% synergy
Talisman of Resilience
19% of 85 decks +17% synergy
Fellwar Stone
16% of 93 decks -5% synergy
Mox Opal
9% of 93 decks +4% synergy
Golgari Signet
6% of 85 decks +3% synergy
Talisman of Hierarchy
6% of 51 decks +0% synergy
Talisman of Unity
6% of 54 decks +4% synergy
Lands (50)
Overgrown Tomb
93% of 85 decks +84% synergy
Temple Garden
93% of 54 decks +84% synergy
Command Tower
90% of 93 decks +17% synergy
Verdant Catacombs
90% of 93 decks +79% synergy
Breeding Pool
82% of 11 decks +73% synergy
Blood Crypt
80% of 5 decks +71% synergy
Godless Shrine
78% of 51 decks +69% synergy
Windswept Heath
73% of 93 decks +63% synergy
Scrubland
65% of 51 decks +62% synergy
Marsh Flats
65% of 93 decks +53% synergy
Savannah
63% of 54 decks +60% synergy
Misty Rainforest
62% of 93 decks +50% synergy
Underground Mortuary
62% of 26 decks +57% synergy
Luxury Suite
60% of 5 decks +54% synergy
Stomping Ground
60% of 5 decks +51% synergy
Bayou
59% of 85 decks +56% synergy
Wooded Foothills
58% of 93 decks +48% synergy
Undergrowth Stadium
58% of 85 decks +52% synergy
Bloodstained Mire
54% of 93 decks +44% synergy
Bountiful Promenade
52% of 54 decks +47% synergy
Polluted Delta
52% of 93 decks +41% synergy
City of Brass
51% of 93 decks +42% synergy
Watery Grave
50% of 6 decks +39% synergy
Mana Confluence
47% of 93 decks +40% synergy
Tropical Island
45% of 11 decks +42% synergy
Gemstone Caverns
43% of 93 decks +38% synergy
Lush Portico
41% of 17 decks +37% synergy
Vault of Champions
39% of 51 decks +33% synergy
Shadowy Backstreet
38% of 16 decks +33% synergy
Yavimaya Coast
36% of 11 decks +31% synergy
Rejuvenating Springs
36% of 11 decks +30% synergy
Flooded Strand
35% of 93 decks +25% synergy
Arid Mesa
34% of 93 decks +23% synergy
Nurturing Peatland
34% of 85 decks +33% synergy
Llanowar Wastes
34% of 85 decks +29% synergy
Exotic Orchard
32% of 93 decks -2% synergy
Horizon Canopy
28% of 54 decks +27% synergy
Indatha Triome
27% of 51 decks +24% synergy
Cavern of Souls
27% of 93 decks +21% synergy
Woodland Cemetery
24% of 85 decks +18% synergy
Twilight Mire
19% of 85 decks +17% synergy
Prismatic Vista
18% of 93 decks +12% synergy
Deathcap Glade
18% of 85 decks +14% synergy
Silent Clearing
16% of 51 decks +15% synergy
Darkbore Pathway
15% of 85 decks +13% synergy
Brushland
13% of 54 decks +10% synergy
Caves of Koilos
12% of 51 decks +6% synergy
Blooming Marsh
9% of 85 decks +9% synergy
Sunpetal Grove
9% of 54 decks +4% synergy
Shattered Sanctum
8% of 51 decks +5% synergy