Sporoloth Ancient + Fungal Bloom + Phyrexian Altar + Parallel Lives + Pir, Imaginative Rascal

Sporoloth Ancient
Fungal Bloom
Phyrexian Altar
Parallel Lives
Pir, Imaginative Rascal

Requires
Sporoloth Ancient must be on the battlefield. Fungal Bloom must be on the battlefield. Phyrexian Altar must be on the battlefield. Parallel Lives must be on the battlefield. Pir, Imaginative Rascal must be on the battlefield. Mana needed:
Steps
  1. Activate Fungal Bloom by paying , putting two spore counters on a Fungus you control.
  2. Activate a Fungus by removing two spore counters from it, creating two 1/1 Saproling creature tokens.
  3. Activate Phyrexian Altar twice by sacrificing two Saprolings, adding .
  4. Repeat.
Results
Infinite LTB. Infinite ETB. Infinite sacrifice triggers. Infinite death triggers.

Slimefoot, the Stowaway
0.10% of 4816 decks 5 decks
Atraxa, Praetors' Voice
0.01% of 35525 decks 4 decks
Slimefoot and Squee
0.01% of 7967 decks 1 decks
Thelon of Havenwood
0.12% of 813 decks 1 decks
High Synergy Cards
Utopia Mycon
100% of 11 decks +99% synergy
Anointed Procession
100% of 4 decks +91% synergy
Doubling Season
100% of 11 decks +91% synergy
Vitaspore Thallid
91% of 11 decks +91% synergy
Deathspore Thallid
91% of 11 decks +90% synergy
Ashnod's Altar
91% of 11 decks +83% synergy
Sporesower Thallid
82% of 11 decks +81% synergy
Psychotrope Thallid
82% of 11 decks +81% synergy
Winding Constrictor
82% of 11 decks +78% synergy
Elvish Farmer
73% of 11 decks +73% synergy
Top Cards
Savage Thallid
73% of 11 decks +72% synergy
Thallid Germinator
73% of 11 decks +72% synergy
Thallid Shell-Dweller
73% of 11 decks +72% synergy
Thallid
73% of 11 decks +72% synergy
Sporemound
73% of 11 decks +71% synergy
Tendershoot Dryad
64% of 11 decks +61% synergy
Evolution Sage
64% of 11 decks +57% synergy
Pitiless Plunderer
64% of 11 decks +56% synergy
Skullclamp
64% of 11 decks +51% synergy
Cankerbloom
56% of 9 decks +49% synergy
Creatures
Mycologist
75% of 4 decks +75% synergy
Pallid Mycoderm
75% of 4 decks +75% synergy
Thallid Devourer
55% of 11 decks +54% synergy
Sporecrown Thallid
55% of 11 decks +54% synergy
Vorinclex, Monstrous Raider
55% of 11 decks +51% synergy
Nemata, Primeval Warden
50% of 10 decks +47% synergy
Spore Flower
45% of 11 decks +45% synergy
Thelon of Havenwood
45% of 11 decks +45% synergy
Slimefoot, the Stowaway
45% of 11 decks +44% synergy
Mycoloth
45% of 11 decks +43% synergy
Yawgmoth, Thran Physician
45% of 11 decks +42% synergy
Birds of Paradise
45% of 11 decks +18% synergy
Mirkwood Bats
43% of 7 decks +31% synergy
Plaguemaw Beast
36% of 11 decks +36% synergy
Undercellar Myconid
36% of 11 decks +36% synergy
Species Specialist
36% of 11 decks +35% synergy
Elves of Deep Shadow
36% of 11 decks +25% synergy
Elvish Mystic
36% of 11 decks +19% synergy
Thorn Thallid
27% of 11 decks +27% synergy
Nemata, Grove Guardian
27% of 11 decks +27% synergy
Chatterfang, Squirrel General
27% of 11 decks +22% synergy
Zulaport Cutthroat
27% of 11 decks +17% synergy
Fyndhorn Elves
27% of 11 decks +14% synergy
Llanowar Elves
27% of 11 decks +6% synergy
Instants
Assassin's Trophy
55% of 11 decks +24% synergy
Sprout Swarm
45% of 11 decks +45% synergy
Fungal Rebirth
45% of 11 decks +45% synergy
Beast Within
27% of 11 decks -11% synergy
Sorceries
Farseek
55% of 11 decks +20% synergy
Three Visits
45% of 11 decks +21% synergy
Nature's Lore
45% of 11 decks +13% synergy
Toxic Deluge
36% of 11 decks +19% synergy
Saproling Symbiosis
27% of 11 decks +27% synergy
Triumph of the Hordes
27% of 11 decks +24% synergy
Kodama's Reach
27% of 11 decks -4% synergy
Cultivate
27% of 11 decks -19% synergy
Utility Artifacts
Contagion Engine
45% of 11 decks +44% synergy
Illusionist's Bracers
27% of 11 decks +26% synergy
Enchantments
Paradox Haze
75% of 4 decks +73% synergy
Fungal Plots
55% of 11 decks +54% synergy
Growing Rites of Itlimoc
55% of 11 decks +49% synergy
Moldervine Reclamation
55% of 11 decks +45% synergy
Life and Limb
45% of 11 decks +45% synergy
Necrogenesis
45% of 11 decks +44% synergy
Grave Pact
45% of 11 decks +41% synergy
Saproling Cluster
36% of 11 decks +36% synergy
Fecundity
36% of 11 decks +35% synergy
Evolutionary Leap
36% of 11 decks +35% synergy
Primal Vigor
36% of 11 decks +33% synergy
Cryptolith Rite
36% of 11 decks +33% synergy
Dictate of Erebos
36% of 11 decks +33% synergy
Dark Prophecy
27% of 11 decks +26% synergy
Golgari Germination
27% of 11 decks +26% synergy
Utopia Sprawl
27% of 11 decks +20% synergy
Utility Lands
Karn's Bastion
73% of 11 decks +68% synergy
Yavimaya, Cradle of Growth
64% of 11 decks +54% synergy
Urborg, Tomb of Yawgmoth
36% of 11 decks +27% synergy
Phyrexian Tower
27% of 11 decks +19% synergy
Mosswort Bridge
27% of 11 decks +17% synergy
Boseiju, Who Endures
27% of 11 decks +8% synergy
Mana Artifacts
Sol Ring
91% of 11 decks +6% synergy
Arcane Signet
73% of 11 decks +1% synergy
Lands
Command Tower
82% of 11 decks +8% synergy
Overgrown Tomb
73% of 11 decks +30% synergy
Undergrowth Stadium
55% of 11 decks +28% synergy
Woodland Cemetery
55% of 11 decks +27% synergy
Deathcap Glade
45% of 11 decks +32% synergy
Llanowar Wastes
45% of 11 decks +20% synergy
Blooming Marsh
36% of 11 decks +32% synergy
Verdant Catacombs
36% of 11 decks +25% synergy
Tainted Wood
36% of 11 decks +23% synergy
Prismatic Vista
27% of 11 decks +22% synergy
Mana Confluence
27% of 11 decks +20% synergy
City of Brass
27% of 11 decks +19% synergy
Darkbore Pathway
27% of 11 decks +19% synergy
Fabled Passage
27% of 11 decks +18% synergy
Wooded Foothills
27% of 11 decks +17% synergy
Bloodstained Mire
27% of 11 decks +17% synergy
Necroblossom Snarl
27% of 11 decks +16% synergy
Exotic Orchard
27% of 11 decks -8% synergy