Agatha's Soul Cauldron + Kiki-Jiki, Mirror Breaker + Midnight Guard

Agatha's Soul Cauldron
Kiki-Jiki, Mirror Breaker
Midnight Guard

Requires
Agatha's Soul Cauldron must be on the battlefield. Kiki-Jiki, Mirror Breaker must be in exile (exiled by Agatha's Soul Cauldron). Midnight Guard must be on the battlefield. Midnight Guard has at least one +1/+1 counter on it and does not have summoning sickness.
Steps
  1. Activate Midnight Guard using Kiki-Jiki's ability by tapping it, creating a token copy of itself with haste.
  2. When the Midnight Guard token enters the battlefield, each other Midnight Guard you cotnrol triggers, untapping themselves.
  3. Repeat.
  4. You may also target any nonlegendary creature you control.
Results
Infinite copies of nonlegendary creatures you control with haste. Infinite creature tokens with haste. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

The Jolly Balloon Man
0.05% of 3684 decks 2 decks
Top Commanders
Baylen, the Haymaker
0.07% of 7661 decks 5 decks
Rocco, Cabaretti Caterer
0.05% of 5859 decks 3 decks
Ghired, Mirror of the Wilds
0.09% of 2319 decks 2 decks
Palladia-Mors
0.67% of 149 decks 1 decks
Kykar, Wind's Fury
0.01% of 10180 decks 1 decks
High Synergy Cards
Grand Abolisher
79% of 14 decks +70% synergy
Silence
71% of 14 decks +65% synergy
Ragavan, Nimble Pilferer
71% of 14 decks +64% synergy
Boseiju, Who Endures
82% of 11 decks +62% synergy
Birthing Pod
64% of 11 decks +61% synergy
Gaea's Cradle
64% of 11 decks +58% synergy
Chord of Calling
64% of 11 decks +58% synergy
Village Bell-Ringer
57% of 14 decks +56% synergy
Finale of Devastation
64% of 11 decks +55% synergy
Worldly Tutor
64% of 11 decks +49% synergy
Top Cards
Birds of Paradise
73% of 11 decks +46% synergy
Swords to Plowshares
71% of 14 decks +9% synergy
Enlightened Tutor
64% of 14 decks +47% synergy
Esper Sentinel
64% of 14 decks +44% synergy
Delighted Halfling
64% of 11 decks +49% synergy
Path to Exile
57% of 14 decks +12% synergy
Veil of Summer
55% of 11 decks +48% synergy
Eladamri's Call
55% of 11 decks +43% synergy
Elvish Mystic
55% of 11 decks +37% synergy
Llanowar Elves
55% of 11 decks +34% synergy
Creatures
Imperial Recruiter
57% of 14 decks +51% synergy
Tender Wildguide
50% of 6 decks +48% synergy
Finneas, Ace Archer
50% of 6 decks +46% synergy
Emiel the Blessed
45% of 11 decks +42% synergy
Seedborn Muse
45% of 11 decks +37% synergy
Avacyn's Pilgrim
45% of 11 decks +31% synergy
Ghired, Mirror of the Wilds
44% of 9 decks +43% synergy
Felidar Guardian
43% of 14 decks +40% synergy
Combat Celebrant
36% of 14 decks +33% synergy
Recruiter of the Guard
36% of 14 decks +33% synergy
Ranger-Captain of Eos
36% of 14 decks +31% synergy
Dualcaster Mage
36% of 14 decks +31% synergy
Ocelot Pride
33% of 9 decks +28% synergy
Kutzil, Malamet Exemplar
30% of 10 decks +11% synergy
Sunstrike Legionnaire
29% of 14 decks +28% synergy
Walking Ballista
29% of 14 decks +26% synergy
Myrel, Shield of Argive
29% of 14 decks +25% synergy
Drannith Magistrate
29% of 14 decks +22% synergy
Mondrak, Glory Dominus
29% of 14 decks +19% synergy
Dockside Extortionist
29% of 14 decks +16% synergy
Kozilek's Predator
27% of 11 decks +27% synergy
Scurry Oak
27% of 11 decks +25% synergy
Endurance
27% of 11 decks +25% synergy
Aven Interrupter
27% of 11 decks +24% synergy
Tireless Tracker
27% of 11 decks +22% synergy
Jaheira, Friend of the Forest
27% of 11 decks +22% synergy
Peregrin Took
27% of 11 decks +22% synergy
Oracle of Mul Daya
27% of 11 decks +22% synergy
Bloom Tender
27% of 11 decks +19% synergy
Tireless Provisioner
27% of 11 decks +16% synergy
Fyndhorn Elves
27% of 11 decks +14% synergy
Ojer Taq, Deepest Foundation
25% of 12 decks +19% synergy
Solitude
21% of 14 decks +20% synergy
Zealous Conscripts
21% of 14 decks +20% synergy
Orthion, Hero of Lavabrink
21% of 14 decks +19% synergy
Guardian of Faith
21% of 14 decks +19% synergy
Restoration Angel
21% of 14 decks +19% synergy
Heliod, Sun-Crowned
21% of 14 decks +18% synergy
Goblin Engineer
21% of 14 decks +18% synergy
Rosie Cotton of South Lane
21% of 14 decks +18% synergy
Academy Manufactor
21% of 14 decks +17% synergy
Purphoros, God of the Forge
21% of 14 decks +17% synergy
Archivist of Oghma
21% of 14 decks +15% synergy
Sun Titan
21% of 14 decks +11% synergy
Instants
Heroic Intervention
55% of 11 decks +25% synergy
Noxious Revival
45% of 11 decks +40% synergy
Nature's Claim
45% of 11 decks +36% synergy
Deflecting Swat
43% of 14 decks +27% synergy
Teferi's Protection
43% of 14 decks +23% synergy
Flare of Fortitude
40% of 10 decks +34% synergy
Beast Within
36% of 11 decks -3% synergy
Pyroblast
36% of 14 decks +29% synergy
Boros Charm
36% of 14 decks +11% synergy
Rebuff the Wicked
29% of 14 decks +27% synergy
Clever Concealment
29% of 14 decks +24% synergy
Red Elemental Blast
29% of 14 decks +22% synergy
Guttural Response
27% of 11 decks +27% synergy
Vitalize
27% of 11 decks +26% synergy
Sundering Growth
27% of 11 decks +23% synergy
Second Harvest
27% of 11 decks +22% synergy
Prismatic Strands
21% of 14 decks +21% synergy
Angel's Grace
21% of 14 decks +20% synergy
Secure the Wastes
21% of 14 decks +19% synergy
Sorceries
For the Common Good
50% of 6 decks +45% synergy
Eldritch Evolution
45% of 11 decks +41% synergy
Green Sun's Zenith
45% of 11 decks +39% synergy
Gamble
43% of 14 decks +33% synergy
Molten Duplication
36% of 11 decks +33% synergy
Twinflame
36% of 14 decks +33% synergy
Jeska's Will
29% of 14 decks +11% synergy
Awaken the Woods
27% of 11 decks +23% synergy
Hour of Reckoning
21% of 14 decks +17% synergy
Sevinne's Reclamation
21% of 14 decks +14% synergy
Utility Artifacts
Ashnod's Altar
29% of 14 decks +21% synergy
Eldrazi Monument
21% of 14 decks +20% synergy
Akroma's Memorial
21% of 14 decks +20% synergy
Sensei's Divining Top
21% of 14 decks +16% synergy
The One Ring
21% of 14 decks +12% synergy
Enchantments
Goblin Bombardment
50% of 14 decks +44% synergy
Impact Tremors
50% of 14 decks +41% synergy
Smothering Tithe
50% of 14 decks +25% synergy
Warleader's Call
45% of 11 decks +35% synergy
Survival of the Fittest
36% of 11 decks +35% synergy
Splinter Twin
36% of 14 decks +35% synergy
Presence of Gond
27% of 11 decks +27% synergy
Trouble in Pairs
27% of 11 decks +20% synergy
Parallel Lives
27% of 11 decks +20% synergy
Doubling Season
27% of 11 decks +18% synergy
Elemental Mastery
21% of 14 decks +21% synergy
Deafening Silence
21% of 14 decks +19% synergy
Anointed Procession
21% of 14 decks +12% synergy
Battles
Invasion of Ikoria
27% of 11 decks +22% synergy
Planeswalkers
Huatli, Radiant Champion
27% of 11 decks +26% synergy
Xenagos, the Reveler
27% of 11 decks +25% synergy
Utility Lands
Yavimaya, Cradle of Growth
57% of 14 decks +48% synergy
Ancient Tomb
50% of 14 decks +39% synergy
Sokenzan, Crucible of Defiance
29% of 14 decks +24% synergy
Dryad Arbor
27% of 11 decks +23% synergy
The Shire
27% of 11 decks +23% synergy
Buried Ruin
21% of 14 decks +16% synergy
Urza's Saga
21% of 14 decks +14% synergy
Mana Artifacts
Sol Ring
100% of 14 decks +16% synergy
Arcane Signet
79% of 14 decks +7% synergy
Mox Diamond
43% of 14 decks +38% synergy
Chrome Mox
43% of 14 decks +36% synergy
Lotus Petal
29% of 14 decks +22% synergy
Mana Crypt
29% of 14 decks +20% synergy
Fellwar Stone
29% of 14 decks +7% synergy
Cursed Mirror
21% of 14 decks +16% synergy
Mana Vault
21% of 14 decks +15% synergy
Lands
Sacred Foundry
100% of 14 decks +64% synergy
Temple Garden
100% of 11 decks +59% synergy
Stomping Ground
100% of 11 decks +59% synergy
Arid Mesa
93% of 14 decks +82% synergy
Wooded Foothills
86% of 14 decks +76% synergy
Command Tower
86% of 14 decks +12% synergy
Savannah
82% of 11 decks +69% synergy
Taiga
82% of 11 decks +69% synergy
Mana Confluence
79% of 14 decks +71% synergy
City of Brass
79% of 14 decks +70% synergy
Windswept Heath
79% of 14 decks +68% synergy
Plateau
79% of 14 decks +66% synergy
Exotic Orchard
79% of 14 decks +43% synergy
Spire Garden
64% of 11 decks +39% synergy
Spectator Seating
57% of 14 decks +32% synergy
Bountiful Promenade
55% of 11 decks +30% synergy
Flooded Strand
50% of 14 decks +39% synergy
Bloodstained Mire
43% of 14 decks +32% synergy
Scalding Tarn
43% of 14 decks +32% synergy
Verdant Catacombs
43% of 14 decks +31% synergy
Misty Rainforest
43% of 14 decks +31% synergy
Jetmir's Garden
36% of 11 decks +3% synergy
Prismatic Vista
36% of 14 decks +30% synergy
Marsh Flats
36% of 14 decks +24% synergy
Gemstone Caverns
29% of 14 decks +24% synergy
Sunpetal Grove
27% of 11 decks +4% synergy
Forbidden Orchard
21% of 14 decks +19% synergy
Inspiring Vantage
21% of 14 decks +18% synergy
Cavern of Souls
21% of 14 decks +15% synergy
Rugged Prairie
21% of 14 decks +11% synergy
Sundown Pass
21% of 14 decks +6% synergy
Clifftop Retreat
21% of 14 decks -7% synergy