Sporoloth Ancient
Tainted Observer
Ashnod's Altar
Parallel Lives

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
You control a creature with at least three spore counters on it.

   Steps

How does this combo work?
1
Activate a creature you control by removing two spore counters from it, creating two 1/1 Saproling creature tokens.
2
The Saprolings enter the battlefield, triggering Tainted Observer twice.
3
Holding priority, activate Ashnod's Altar twice by sacrificing the Saprolings, adding .
4
Resolve both Tainted Observer triggers, causing you to pay 4 to put two spore counters on any creature you control.
5
Repeat.

   Results

What do I get from this combo?
Infinite death triggers
Infinite ETB
Infinite LTB
Infinite proliferate
Infinite sacrifice triggers
Atraxa, Praetors' Voice
0.0%inclusion4 decks37.9K decks
Xavier Sal, Infested Captain
0.0%inclusion2 decks7.47K decks
High Synergy Cards
Pallid Mycoderm
100%inclusion4 decks4 decks
100%synergy
Savage Thallid
100%inclusion6 decks6 decks
100%synergy
Thallid Germinator
100%inclusion6 decks6 decks
100%synergy
Sporesower Thallid
100%inclusion6 decks6 decks
100%synergy
Deathspore Thallid
100%inclusion6 decks6 decks
100%synergy
Psychotrope Thallid
100%inclusion6 decks6 decks
100%synergy
Slimefoot, the Stowaway
100%inclusion6 decks6 decks
99%synergy
Skullclamp
100%inclusion6 decks6 decks
89%synergy
Spore Flower
83%inclusion5 decks6 decks
83%synergy
Thallid Shell-Dweller
83%inclusion5 decks6 decks
83%synergy
Top Cards
Mycoloth
83%inclusion5 decks6 decks
82%synergy
Tekuthal, Inquiry Dominus
83%inclusion5 decks6 decks
81%synergy
Inexorable Tide
83%inclusion5 decks6 decks
80%synergy
Elvish Farmer
67%inclusion4 decks6 decks
67%synergy
Thallid Devourer
67%inclusion4 decks6 decks
67%synergy
Thelon of Havenwood
67%inclusion4 decks6 decks
66%synergy
Utopia Mycon
67%inclusion4 decks6 decks
66%synergy
Ezuri, Stalker of Spheres
67%inclusion4 decks6 decks
64%synergy
Adrix and Nev, Twincasters
67%inclusion4 decks6 decks
62%synergy
Doubling Season
67%inclusion4 decks6 decks
57%synergy
Game Changers
Demonic Tutor
33%inclusion2 decks6 decks
14%synergy
Enlightened Tutor
25%inclusion1 decks4 decks
9%synergy
Vampiric Tutor
17%inclusion1 decks6 decks
1%synergy
Fierce Guardianship
17%inclusion1 decks6 decks
-1%synergy
Cyclonic Rift
17%inclusion1 decks6 decks
-6%synergy
Rhystic Study
17%inclusion1 decks6 decks
-8%synergy
Creatures
Mycologist
75%inclusion3 decks4 decks
75%synergy
Ghave, Guru of Spores
75%inclusion3 decks4 decks
74%synergy
Lae'zel, Vlaakith's Champion
75%inclusion3 decks4 decks
73%synergy
Ojer Taq, Deepest Foundation
75%inclusion3 decks4 decks
71%synergy
Mindbender Spores
50%inclusion3 decks6 decks
50%synergy
Thallid Soothsayer
50%inclusion3 decks6 decks
50%synergy
Vitaspore Thallid
50%inclusion3 decks6 decks
50%synergy
Thallid
50%inclusion3 decks6 decks
50%synergy
Xavier Sal, Infested Captain
50%inclusion3 decks6 decks
49%synergy
Nemata, Primeval Warden
50%inclusion3 decks6 decks
48%synergy
Patrolling Peacemaker
50%inclusion2 decks4 decks
47%synergy
Winding Constrictor
50%inclusion3 decks6 decks
46%synergy
Evolution Sage
50%inclusion3 decks6 decks
44%synergy
Mirkwood Bats
50%inclusion3 decks6 decks
41%synergy
Thallid Omnivore
33%inclusion2 decks6 decks
33%synergy
Swarm Shambler
33%inclusion2 decks6 decks
33%synergy
Brightcap Badger
33%inclusion2 decks6 decks
32%synergy
Tendershoot Dryad
33%inclusion2 decks6 decks
31%synergy
Yawgmoth, Thran Physician
33%inclusion2 decks6 decks
30%synergy
Thrummingbird
33%inclusion2 decks6 decks
30%synergy
Roaming Throne
33%inclusion2 decks6 decks
27%synergy
Zulaport Cutthroat
33%inclusion2 decks6 decks
25%synergy
Tayam, Luminous Enigma
25%inclusion1 decks4 decks
25%synergy
Grateful Apparition
25%inclusion1 decks4 decks
23%synergy
Tidus, Yuna's Guardian
25%inclusion1 decks4 decks
23%synergy
Metastatic Evangel
25%inclusion1 decks4 decks
23%synergy
Enduring Innocence
25%inclusion1 decks4 decks
21%synergy
Welcoming Vampire
25%inclusion1 decks4 decks
19%synergy
Mondrak, Glory Dominus
25%inclusion1 decks4 decks
18%synergy
Elas il-Kor, Sadistic Pilgrim
25%inclusion1 decks4 decks
15%synergy
Thorn Thallid
17%inclusion1 decks6 decks
17%synergy
Yavimaya Sapherd
17%inclusion1 decks6 decks
17%synergy
Deathbloom Thallid
17%inclusion1 decks6 decks
17%synergy
Plaguemaw Beast
17%inclusion1 decks6 decks
16%synergy
Nemata, Grove Guardian
17%inclusion1 decks6 decks
16%synergy
Urborg Elf
17%inclusion1 decks6 decks
16%synergy
Verdeloth the Ancient
17%inclusion1 decks6 decks
16%synergy
Thelonite Hermit
17%inclusion1 decks6 decks
16%synergy
Sporecrown Thallid
17%inclusion1 decks6 decks
16%synergy
Nullmage Shepherd
17%inclusion1 decks6 decks
16%synergy
Pir, Imaginative Rascal
17%inclusion1 decks6 decks
16%synergy
Verdant Force
17%inclusion1 decks6 decks
16%synergy
Bloodline Pretender
17%inclusion1 decks6 decks
16%synergy
Contaminant Grafter
17%inclusion1 decks6 decks
16%synergy
Species Specialist
17%inclusion1 decks6 decks
16%synergy
The Mycotyrant
17%inclusion1 decks6 decks
16%synergy
Merfolk Skydiver
17%inclusion1 decks6 decks
15%synergy
Danny Pink
17%inclusion1 decks6 decks
15%synergy
Esix, Fractal Bloom
17%inclusion1 decks6 decks
15%synergy
Bloated Contaminator
17%inclusion1 decks6 decks
15%synergy
Instants
Seed Spark
50%inclusion2 decks4 decks
50%synergy
Sprout Swarm
50%inclusion3 decks6 decks
50%synergy
Aura Mutation
50%inclusion2 decks4 decks
47%synergy
Dovin's Veto
50%inclusion2 decks4 decks
32%synergy
Arcane Denial
50%inclusion3 decks6 decks
30%synergy
Fuel for the Cause
33%inclusion2 decks6 decks
33%synergy
Ripples of Potential
33%inclusion2 decks6 decks
31%synergy
Mutational Advantage
33%inclusion2 decks6 decks
30%synergy
Atomize
33%inclusion2 decks6 decks
29%synergy
Heroic Intervention
33%inclusion2 decks6 decks
3%synergy
Flare of Fortitude
25%inclusion1 decks4 decks
21%synergy
Fungal Infection
17%inclusion1 decks6 decks
17%synergy
Spore Swarm
17%inclusion1 decks6 decks
16%synergy
Power Word Kill
17%inclusion1 decks6 decks
16%synergy
Whisper of the Dross
17%inclusion1 decks6 decks
16%synergy
Doom Blade
17%inclusion1 decks6 decks
15%synergy
Naturalize
17%inclusion1 decks6 decks
15%synergy
Experimental Augury
17%inclusion1 decks6 decks
14%synergy
Plumb the Forbidden
17%inclusion1 decks6 decks
14%synergy
Krosan Grip
17%inclusion1 decks6 decks
11%synergy
Go for the Throat
17%inclusion1 decks6 decks
10%synergy
Infernal Grasp
17%inclusion1 decks6 decks
9%synergy
Abrupt Decay
17%inclusion1 decks6 decks
7%synergy
Pongify
17%inclusion1 decks6 decks
5%synergy
Deadly Rollick
17%inclusion1 decks6 decks
3%synergy
Mana Drain
17%inclusion1 decks6 decks
2%synergy
Swan Song
17%inclusion1 decks6 decks
-1%synergy
Assassin's Trophy
17%inclusion1 decks6 decks
-14%synergy
Sorceries
Damning Verdict
50%inclusion2 decks4 decks
47%synergy
Cultivate
50%inclusion3 decks6 decks
7%synergy
Saproling Symbiosis
33%inclusion2 decks6 decks
33%synergy
Thirsting Roots
33%inclusion2 decks6 decks
32%synergy
Drown in Ichor
33%inclusion2 decks6 decks
32%synergy
Tezzeret's Gambit
33%inclusion2 decks6 decks
30%synergy
Distant Melody
33%inclusion2 decks6 decks
29%synergy
Supply // Demand
25%inclusion1 decks4 decks
25%synergy
Saproling Migration
17%inclusion1 decks6 decks
16%synergy
Gruesome Fate
17%inclusion1 decks6 decks
16%synergy
Diabolic Intent
17%inclusion1 decks6 decks
9%synergy
Three Visits
17%inclusion1 decks6 decks
-8%synergy
Rampant Growth
17%inclusion1 decks6 decks
-17%synergy
Farseek
17%inclusion1 decks6 decks
-19%synergy
Utility Artifacts
Swiftfoot Boots
50%inclusion3 decks6 decks
23%synergy
Contagion Engine
33%inclusion2 decks6 decks
32%synergy
Mercadian Lift
17%inclusion1 decks6 decks
17%synergy
Oracle's Vault
17%inclusion1 decks6 decks
17%synergy
Grimoire of the Dead
17%inclusion1 decks6 decks
16%synergy
Obelisk of Urd
17%inclusion1 decks6 decks
16%synergy
Thornbite Staff
17%inclusion1 decks6 decks
16%synergy
Contagion Clasp
17%inclusion1 decks6 decks
16%synergy
Coat of Arms
17%inclusion1 decks6 decks
15%synergy
The Ozolith
17%inclusion1 decks6 decks
13%synergy
Phyrexian Altar
17%inclusion1 decks6 decks
13%synergy
Lightning Greaves
17%inclusion1 decks6 decks
-8%synergy
Enchantments
Fungal Plots
50%inclusion3 decks6 decks
49%synergy
Renewed Solidarity
50%inclusion2 decks4 decks
48%synergy
Primal Vigor
50%inclusion3 decks6 decks
47%synergy
Brokers Ascendancy
50%inclusion2 decks4 decks
45%synergy
Fungal Bloom
33%inclusion2 decks6 decks
33%synergy
Dictate of Erebos
33%inclusion2 decks6 decks
30%synergy
Innkeeper's Talent
33%inclusion2 decks6 decks
29%synergy
Parallax Wave
25%inclusion1 decks4 decks
25%synergy
Call for Unity
25%inclusion1 decks4 decks
25%synergy
Resourceful Defense
25%inclusion1 decks4 decks
23%synergy
Caretaker's Talent
25%inclusion1 decks4 decks
21%synergy
Cathars' Crusade
25%inclusion1 decks4 decks
20%synergy
Anointed Procession
25%inclusion1 decks4 decks
18%synergy
Hibernation's End
17%inclusion1 decks6 decks
17%synergy
Sporogenesis
17%inclusion1 decks6 decks
17%synergy
Mana Bloom
17%inclusion1 decks6 decks
16%synergy
Necrogenesis
17%inclusion1 decks6 decks
16%synergy
Attrition
17%inclusion1 decks6 decks
16%synergy
Earthcraft
17%inclusion1 decks6 decks
16%synergy
Evolutionary Leap
17%inclusion1 decks6 decks
16%synergy
Paradox Haze
17%inclusion1 decks6 decks
15%synergy
Chthonian Nightmare
17%inclusion1 decks6 decks
15%synergy
Intruder Alarm
17%inclusion1 decks6 decks
15%synergy
Cryptolith Rite
17%inclusion1 decks6 decks
13%synergy
The Meathook Massacre
17%inclusion1 decks6 decks
11%synergy
Bastion of Remembrance
17%inclusion1 decks6 decks
10%synergy
Moldervine Reclamation
17%inclusion1 decks6 decks
9%synergy
Sylvan Library
17%inclusion1 decks6 decks
7%synergy
Hardened Scales
17%inclusion1 decks6 decks
7%synergy
Planeswalkers
Elspeth, Storm Slayer
75%inclusion3 decks4 decks
70%synergy
Huatli, Radiant Champion
50%inclusion2 decks4 decks
49%synergy
Vraska, Betrayal's Sting
33%inclusion2 decks6 decks
31%synergy
Wrenn and Realmbreaker
17%inclusion1 decks6 decks
15%synergy
Vraska, Golgari Queen
17%inclusion1 decks6 decks
14%synergy
Utility Lands
Karn's Bastion
83%inclusion5 decks6 decks
79%synergy
Peat Bog
50%inclusion3 decks6 decks
50%synergy
Hickory Woodlot
50%inclusion3 decks6 decks
50%synergy
Nesting Grounds
50%inclusion3 decks6 decks
48%synergy
Yavimaya, Cradle of Growth
50%inclusion3 decks6 decks
41%synergy
Reliquary Tower
50%inclusion3 decks6 decks
20%synergy
Fountain of Cho
25%inclusion1 decks4 decks
25%synergy
Icatian Store
25%inclusion1 decks4 decks
25%synergy
Calciform Pools
25%inclusion1 decks4 decks
25%synergy
Hall of Heliod's Generosity
25%inclusion1 decks4 decks
19%synergy
Gavony Township
25%inclusion1 decks4 decks
17%synergy
Throne of Makindi
17%inclusion1 decks6 decks
17%synergy
Hollow Trees
17%inclusion1 decks6 decks
17%synergy
Bottomless Vault
17%inclusion1 decks6 decks
17%synergy
Magosi, the Waterveil
17%inclusion1 decks6 decks
17%synergy
Saprazzan Skerry
17%inclusion1 decks6 decks
16%synergy
Dreadship Reef
17%inclusion1 decks6 decks
16%synergy
Oran-Rief, the Vastwood
17%inclusion1 decks6 decks
13%synergy
Urborg, Tomb of Yawgmoth
17%inclusion1 decks6 decks
8%synergy
Otawara, Soaring City
17%inclusion1 decks6 decks
0%synergy
Boseiju, Who Endures
17%inclusion1 decks6 decks
-2%synergy
Mana Artifacts
Arcane Signet
67%inclusion4 decks6 decks
-6%synergy
Sol Ring
67%inclusion4 decks6 decks
-17%synergy
Staff of Compleation
50%inclusion3 decks6 decks
49%synergy
Replicating Ring
33%inclusion2 decks6 decks
32%synergy
Everflowing Chalice
33%inclusion2 decks6 decks
29%synergy
Chromatic Lantern
33%inclusion2 decks6 decks
25%synergy
Talisman of Resilience
33%inclusion2 decks6 decks
21%synergy
Talisman of Curiosity
33%inclusion2 decks6 decks
20%synergy
The Eternity Elevator
25%inclusion1 decks4 decks
24%synergy
Empowered Autogenerator
17%inclusion1 decks6 decks
16%synergy
Coalition Relic
17%inclusion1 decks6 decks
16%synergy
Patchwork Banner
17%inclusion1 decks6 decks
12%synergy
Fellwar Stone
17%inclusion1 decks6 decks
-4%synergy
Dimir Signet
17%inclusion1 decks6 decks
-9%synergy
Talisman of Dominance
17%inclusion1 decks6 decks
-16%synergy
Lands
Command Tower
100%inclusion6 decks6 decks
26%synergy
Vivid Meadow
75%inclusion3 decks4 decks
74%synergy
Seaside Citadel
75%inclusion3 decks4 decks
48%synergy
Vivid Marsh
67%inclusion4 decks6 decks
66%synergy
Vivid Creek
67%inclusion4 decks6 decks
66%synergy
Vivid Grove
67%inclusion4 decks6 decks
66%synergy
Exotic Orchard
67%inclusion4 decks6 decks
30%synergy
Gemstone Mine
50%inclusion3 decks6 decks
49%synergy
Reflecting Pool
50%inclusion3 decks6 decks
45%synergy
Terramorphic Expanse
50%inclusion3 decks6 decks
35%synergy
Evolving Wilds
50%inclusion3 decks6 decks
29%synergy
Sandsteppe Citadel
50%inclusion2 decks4 decks
24%synergy
Arcane Sanctum
50%inclusion2 decks4 decks
22%synergy
Drowned Catacomb
50%inclusion3 decks6 decks
21%synergy
Woodland Cemetery
50%inclusion3 decks6 decks
19%synergy
Hinterland Harbor
50%inclusion3 decks6 decks
17%synergy
Overgrown Tomb
50%inclusion3 decks6 decks
10%synergy
Fabled Passage
33%inclusion2 decks6 decks
24%synergy
Deathcap Glade
33%inclusion2 decks6 decks
20%synergy
Dreamroot Cascade
33%inclusion2 decks6 decks
12%synergy
Llanowar Wastes
33%inclusion2 decks6 decks
7%synergy
Yavimaya Coast
33%inclusion2 decks6 decks
6%synergy
Zagoth Triome
33%inclusion2 decks6 decks
5%synergy
Breeding Pool
33%inclusion2 decks6 decks
-8%synergy
Tranquil Landscape
25%inclusion1 decks4 decks
17%synergy
Sungrass Prairie
25%inclusion1 decks4 decks
12%synergy
Brushland
25%inclusion1 decks4 decks
6%synergy
Sunpetal Grove
25%inclusion1 decks4 decks
-3%synergy
Glacial Fortress
25%inclusion1 decks4 decks
-8%synergy
Isolated Chapel
25%inclusion1 decks4 decks
-8%synergy
Temple Garden
25%inclusion1 decks4 decks
-14%synergy
Ancient Ziggurat
17%inclusion1 decks6 decks
16%synergy
Prismatic Vista
17%inclusion1 decks6 decks
12%synergy
Nurturing Peatland
17%inclusion1 decks6 decks
12%synergy
Barkchannel Pathway
17%inclusion1 decks6 decks
10%synergy
Waterlogged Grove
17%inclusion1 decks6 decks
10%synergy
Darkbore Pathway
17%inclusion1 decks6 decks
10%synergy
Clearwater Pathway
17%inclusion1 decks6 decks
9%synergy
Overflowing Basin
17%inclusion1 decks6 decks
9%synergy
Marsh Flats
17%inclusion1 decks6 decks
6%synergy
Verdant Catacombs
17%inclusion1 decks6 decks
6%synergy
Tainted Isle
17%inclusion1 decks6 decks
6%synergy
Hedge Maze
17%inclusion1 decks6 decks
6%synergy
Misty Rainforest
17%inclusion1 decks6 decks
5%synergy
Polluted Delta
17%inclusion1 decks6 decks
5%synergy
Underground Mortuary
17%inclusion1 decks6 decks
4%synergy
Flooded Grove
17%inclusion1 decks6 decks
1%synergy
Shipwreck Marsh
17%inclusion1 decks6 decks
-2%synergy
Underground River
17%inclusion1 decks6 decks
-6%synergy
Undergrowth Stadium
17%inclusion1 decks6 decks
-7%synergy