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 decks39.2K decks
Xavier Sal, Infested Captain
0.1%inclusion4 decks7.50K decks
High Synergy Cards
Pallid Mycoderm
100%inclusion4 decks4 decks
100%synergy
Savage Thallid
100%inclusion8 decks8 decks
100%synergy
Thallid Germinator
100%inclusion8 decks8 decks
100%synergy
Sporesower Thallid
100%inclusion8 decks8 decks
100%synergy
Deathspore Thallid
100%inclusion8 decks8 decks
100%synergy
Psychotrope Thallid
100%inclusion8 decks8 decks
100%synergy
Slimefoot, the Stowaway
100%inclusion8 decks8 decks
99%synergy
Skullclamp
100%inclusion8 decks8 decks
89%synergy
Thallid Shell-Dweller
88%inclusion7 decks8 decks
87%synergy
Tekuthal, Inquiry Dominus
88%inclusion7 decks8 decks
85%synergy
Top Cards
Spore Flower
75%inclusion6 decks8 decks
75%synergy
Utopia Mycon
75%inclusion6 decks8 decks
74%synergy
Mycoloth
75%inclusion6 decks8 decks
73%synergy
Doubling Season
75%inclusion6 decks8 decks
65%synergy
Thelon of Havenwood
63%inclusion5 decks8 decks
62%synergy
Vitaspore Thallid
63%inclusion5 decks8 decks
62%synergy
Thallid
63%inclusion5 decks8 decks
62%synergy
Nemata, Primeval Warden
63%inclusion5 decks8 decks
61%synergy
Ezuri, Stalker of Spheres
63%inclusion5 decks8 decks
60%synergy
Inexorable Tide
63%inclusion5 decks8 decks
60%synergy
Game Changers
Enlightened Tutor
25%inclusion1 decks4 decks
10%synergy
Demonic Tutor
25%inclusion2 decks8 decks
6%synergy
Cyclonic Rift
25%inclusion2 decks8 decks
3%synergy
Vampiric Tutor
13%inclusion1 decks8 decks
-2%synergy
Fierce Guardianship
13%inclusion1 decks8 decks
-5%synergy
Rhystic Study
13%inclusion1 decks8 decks
-11%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
Adrix and Nev, Twincasters
63%inclusion5 decks8 decks
58%synergy
Thallid Devourer
50%inclusion4 decks8 decks
50%synergy
Elvish Farmer
50%inclusion4 decks8 decks
50%synergy
Tendershoot Dryad
50%inclusion4 decks8 decks
48%synergy
Patrolling Peacemaker
50%inclusion2 decks4 decks
47%synergy
Winding Constrictor
50%inclusion4 decks8 decks
46%synergy
Evolution Sage
50%inclusion4 decks8 decks
44%synergy
Mirkwood Bats
50%inclusion4 decks8 decks
41%synergy
Mindbender Spores
38%inclusion3 decks8 decks
37%synergy
Thallid Soothsayer
38%inclusion3 decks8 decks
37%synergy
Xavier Sal, Infested Captain
38%inclusion3 decks8 decks
37%synergy
Brightcap Badger
38%inclusion3 decks8 decks
37%synergy
Thrummingbird
38%inclusion3 decks8 decks
34%synergy
Zulaport Cutthroat
38%inclusion3 decks8 decks
29%synergy
Thallid Omnivore
25%inclusion2 decks8 decks
25%synergy
Swarm Shambler
25%inclusion2 decks8 decks
25%synergy
Tayam, Luminous Enigma
25%inclusion1 decks4 decks
25%synergy
Bloated Contaminator
25%inclusion2 decks8 decks
24%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
Yawgmoth, Thran Physician
25%inclusion2 decks8 decks
22%synergy
Mazirek, Kraul Death Priest
25%inclusion2 decks8 decks
21%synergy
Meren of Clan Nel Toth
25%inclusion2 decks8 decks
21%synergy
Enduring Innocence
25%inclusion1 decks4 decks
21%synergy
Kiora's Follower
25%inclusion2 decks8 decks
20%synergy
Welcoming Vampire
25%inclusion1 decks4 decks
19%synergy
Mondrak, Glory Dominus
25%inclusion1 decks4 decks
19%synergy
Roaming Throne
25%inclusion2 decks8 decks
19%synergy
Pitiless Plunderer
25%inclusion2 decks8 decks
16%synergy
Elas il-Kor, Sadistic Pilgrim
25%inclusion1 decks4 decks
15%synergy
O'aka, Traveling Merchant
14%inclusion1 decks7 decks
13%synergy
Thorn Thallid
13%inclusion1 decks8 decks
12%synergy
Yavimaya Sapherd
13%inclusion1 decks8 decks
12%synergy
Deathbloom Thallid
13%inclusion1 decks8 decks
12%synergy
Myconid Spore Tender
13%inclusion1 decks8 decks
12%synergy
Plaguemaw Beast
13%inclusion1 decks8 decks
12%synergy
Krav, the Unredeemed
13%inclusion1 decks8 decks
12%synergy
Nemata, Grove Guardian
13%inclusion1 decks8 decks
12%synergy
Verdeloth the Ancient
13%inclusion1 decks8 decks
12%synergy
Thelonite Hermit
13%inclusion1 decks8 decks
12%synergy
Sporecrown Thallid
13%inclusion1 decks8 decks
12%synergy
Pir, Imaginative Rascal
13%inclusion1 decks8 decks
12%synergy
Nullmage Shepherd
13%inclusion1 decks8 decks
12%synergy
Verdant Force
13%inclusion1 decks8 decks
12%synergy
Urborg Elf
13%inclusion1 decks8 decks
12%synergy
Instants
Seed Spark
50%inclusion2 decks4 decks
50%synergy
Sprout Swarm
50%inclusion4 decks8 decks
50%synergy
Ripples of Potential
50%inclusion4 decks8 decks
47%synergy
Aura Mutation
50%inclusion2 decks4 decks
47%synergy
Dovin's Veto
50%inclusion2 decks4 decks
32%synergy
Arcane Denial
38%inclusion3 decks8 decks
17%synergy
Heroic Intervention
38%inclusion3 decks8 decks
7%synergy
Fuel for the Cause
25%inclusion2 decks8 decks
24%synergy
Plumb the Forbidden
25%inclusion2 decks8 decks
23%synergy
Mutational Advantage
25%inclusion2 decks8 decks
21%synergy
Atomize
25%inclusion2 decks8 decks
21%synergy
Flare of Fortitude
25%inclusion1 decks4 decks
21%synergy
Assassin's Trophy
25%inclusion2 decks8 decks
-6%synergy
Fungal Infection
13%inclusion1 decks8 decks
12%synergy
Spore Swarm
13%inclusion1 decks8 decks
12%synergy
Power Word Kill
13%inclusion1 decks8 decks
12%synergy
Whisper of the Dross
13%inclusion1 decks8 decks
12%synergy
Doom Blade
13%inclusion1 decks8 decks
11%synergy
Naturalize
13%inclusion1 decks8 decks
11%synergy
Windgrace's Judgment
13%inclusion1 decks8 decks
10%synergy
Experimental Augury
13%inclusion1 decks8 decks
10%synergy
Second Harvest
13%inclusion1 decks8 decks
8%synergy
Krosan Grip
13%inclusion1 decks8 decks
7%synergy
Go for the Throat
13%inclusion1 decks8 decks
6%synergy
Infernal Grasp
13%inclusion1 decks8 decks
5%synergy
Abrupt Decay
13%inclusion1 decks8 decks
3%synergy
Pongify
13%inclusion1 decks8 decks
1%synergy
Deadly Rollick
13%inclusion1 decks8 decks
-1%synergy
Mana Drain
13%inclusion1 decks8 decks
-2%synergy
Swan Song
13%inclusion1 decks8 decks
-5%synergy
Negate
13%inclusion1 decks8 decks
-8%synergy
An Offer You Can't Refuse
13%inclusion1 decks8 decks
-12%synergy
Sorceries
Damning Verdict
50%inclusion2 decks4 decks
47%synergy
Tezzeret's Gambit
38%inclusion3 decks8 decks
34%synergy
Cultivate
38%inclusion3 decks8 decks
-5%synergy
Supply // Demand
25%inclusion1 decks4 decks
25%synergy
Saproling Symbiosis
25%inclusion2 decks8 decks
24%synergy
Thirsting Roots
25%inclusion2 decks8 decks
23%synergy
Drown in Ichor
25%inclusion2 decks8 decks
23%synergy
Distant Melody
25%inclusion2 decks8 decks
21%synergy
Diabolic Intent
25%inclusion2 decks8 decks
17%synergy
Three Visits
25%inclusion2 decks8 decks
1%synergy
Nature's Lore
25%inclusion2 decks8 decks
-6%synergy
Farseek
25%inclusion2 decks8 decks
-11%synergy
Saproling Migration
13%inclusion1 decks8 decks
12%synergy
Gruesome Fate
13%inclusion1 decks8 decks
12%synergy
Infectious Inquiry
13%inclusion1 decks8 decks
11%synergy
Triumph of the Hordes
13%inclusion1 decks8 decks
10%synergy
Dread Return
13%inclusion1 decks8 decks
7%synergy
Overwhelming Stampede
13%inclusion1 decks8 decks
7%synergy
Shamanic Revelation
13%inclusion1 decks8 decks
6%synergy
Victimize
13%inclusion1 decks8 decks
0%synergy
Toxic Deluge
13%inclusion1 decks8 decks
-6%synergy
Rampant Growth
13%inclusion1 decks8 decks
-21%synergy
Utility Artifacts
Swiftfoot Boots
63%inclusion5 decks8 decks
35%synergy
Lightning Greaves
38%inclusion3 decks8 decks
13%synergy
Contagion Engine
25%inclusion2 decks8 decks
24%synergy
The Ozolith
25%inclusion2 decks8 decks
21%synergy
Mercadian Lift
13%inclusion1 decks8 decks
12%synergy
Oracle's Vault
13%inclusion1 decks8 decks
12%synergy
Grimoire of the Dead
13%inclusion1 decks8 decks
12%synergy
Obelisk of Urd
13%inclusion1 decks8 decks
12%synergy
Thornbite Staff
13%inclusion1 decks8 decks
12%synergy
Illusionist's Bracers
13%inclusion1 decks8 decks
11%synergy
Eldrazi Monument
13%inclusion1 decks8 decks
11%synergy
Contagion Clasp
13%inclusion1 decks8 decks
11%synergy
Rings of Brighthearth
13%inclusion1 decks8 decks
11%synergy
Coat of Arms
13%inclusion1 decks8 decks
11%synergy
Thousand-Year Elixir
13%inclusion1 decks8 decks
11%synergy
Phyrexian Altar
13%inclusion1 decks8 decks
9%synergy
Conduit of Worlds
13%inclusion1 decks8 decks
7%synergy
Enchantments
Fungal Plots
50%inclusion4 decks8 decks
49%synergy
Renewed Solidarity
50%inclusion2 decks4 decks
48%synergy
Brokers Ascendancy
50%inclusion2 decks4 decks
45%synergy
Primal Vigor
38%inclusion3 decks8 decks
35%synergy
Dictate of Erebos
38%inclusion3 decks8 decks
34%synergy
Cryptolith Rite
38%inclusion3 decks8 decks
34%synergy
Fungal Bloom
25%inclusion2 decks8 decks
25%synergy
Parallax Wave
25%inclusion1 decks4 decks
25%synergy
Call for Unity
25%inclusion1 decks4 decks
25%synergy
Attrition
25%inclusion2 decks8 decks
24%synergy
Evolutionary Leap
25%inclusion2 decks8 decks
24%synergy
Resourceful Defense
25%inclusion1 decks4 decks
23%synergy
Intruder Alarm
25%inclusion2 decks8 decks
23%synergy
Innkeeper's Talent
25%inclusion2 decks8 decks
21%synergy
Caretaker's Talent
25%inclusion1 decks4 decks
21%synergy
Cathars' Crusade
25%inclusion1 decks4 decks
20%synergy
Growing Rites of Itlimoc
25%inclusion2 decks8 decks
20%synergy
Bastion of Remembrance
25%inclusion2 decks8 decks
18%synergy
Anointed Procession
25%inclusion1 decks4 decks
18%synergy
Hollowmurk Siege
14%inclusion1 decks7 decks
11%synergy
Hibernation's End
13%inclusion1 decks8 decks
12%synergy
Sporogenesis
13%inclusion1 decks8 decks
12%synergy
Mind Slash
13%inclusion1 decks8 decks
12%synergy
Mana Bloom
13%inclusion1 decks8 decks
12%synergy
Necrogenesis
13%inclusion1 decks8 decks
12%synergy
Fecundity
13%inclusion1 decks8 decks
12%synergy
Earthcraft
13%inclusion1 decks8 decks
12%synergy
Pemmin's Aura
13%inclusion1 decks8 decks
11%synergy
Paradox Haze
13%inclusion1 decks8 decks
11%synergy
Chthonian Nightmare
13%inclusion1 decks8 decks
11%synergy
Freed from the Real
13%inclusion1 decks8 decks
10%synergy
Reflections of Littjara
13%inclusion1 decks8 decks
8%synergy
The Meathook Massacre
13%inclusion1 decks8 decks
7%synergy
Insidious Roots
13%inclusion1 decks8 decks
7%synergy
Kindred Discovery
13%inclusion1 decks8 decks
6%synergy
Moldervine Reclamation
13%inclusion1 decks8 decks
5%synergy
Sylvan Library
13%inclusion1 decks8 decks
3%synergy
Hardened Scales
13%inclusion1 decks8 decks
3%synergy
Planeswalkers
Elspeth, Storm Slayer
75%inclusion3 decks4 decks
70%synergy
Huatli, Radiant Champion
50%inclusion2 decks4 decks
49%synergy
Vraska, Betrayal's Sting
25%inclusion2 decks8 decks
23%synergy
Wrenn and Realmbreaker
13%inclusion1 decks8 decks
11%synergy
Vraska, Golgari Queen
13%inclusion1 decks8 decks
10%synergy
Tyvar, Jubilant Brawler
13%inclusion1 decks8 decks
9%synergy
Utility Lands
Karn's Bastion
75%inclusion6 decks8 decks
70%synergy
Nesting Grounds
50%inclusion4 decks8 decks
48%synergy
Peat Bog
38%inclusion3 decks8 decks
37%synergy
Hickory Woodlot
38%inclusion3 decks8 decks
37%synergy
Yavimaya, Cradle of Growth
38%inclusion3 decks8 decks
29%synergy
Reliquary Tower
38%inclusion3 decks8 decks
8%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
Oran-Rief, the Vastwood
25%inclusion2 decks8 decks
21%synergy
Hall of Heliod's Generosity
25%inclusion1 decks4 decks
19%synergy
Gavony Township
25%inclusion1 decks4 decks
17%synergy
Throne of Makindi
13%inclusion1 decks8 decks
12%synergy
Hollow Trees
13%inclusion1 decks8 decks
12%synergy
Bottomless Vault
13%inclusion1 decks8 decks
12%synergy
Magosi, the Waterveil
13%inclusion1 decks8 decks
12%synergy
Saprazzan Skerry
13%inclusion1 decks8 decks
12%synergy
Dreadship Reef
13%inclusion1 decks8 decks
12%synergy
Alchemist's Refuge
13%inclusion1 decks8 decks
6%synergy
Phyrexian Tower
13%inclusion1 decks8 decks
4%synergy
Urborg, Tomb of Yawgmoth
13%inclusion1 decks8 decks
4%synergy
Otawara, Soaring City
13%inclusion1 decks8 decks
-4%synergy
Boseiju, Who Endures
13%inclusion1 decks8 decks
-6%synergy
Mana Artifacts
Sol Ring
75%inclusion6 decks8 decks
-9%synergy
Arcane Signet
63%inclusion5 decks8 decks
-10%synergy
Staff of Compleation
50%inclusion4 decks8 decks
49%synergy
Talisman of Resilience
38%inclusion3 decks8 decks
25%synergy
Replicating Ring
25%inclusion2 decks8 decks
24%synergy
Everflowing Chalice
25%inclusion2 decks8 decks
21%synergy
Chromatic Lantern
25%inclusion2 decks8 decks
16%synergy
Talisman of Curiosity
25%inclusion2 decks8 decks
12%synergy
The Eternity Elevator
17%inclusion1 decks6 decks
15%synergy
Empowered Autogenerator
13%inclusion1 decks8 decks
12%synergy
Coalition Relic
13%inclusion1 decks8 decks
12%synergy
Patriar's Seal
13%inclusion1 decks8 decks
11%synergy
Patchwork Banner
13%inclusion1 decks8 decks
8%synergy
Fellwar Stone
13%inclusion1 decks8 decks
-8%synergy
Dimir Signet
13%inclusion1 decks8 decks
-12%synergy
Talisman of Dominance
13%inclusion1 decks8 decks
-20%synergy
Lands
Command Tower
88%inclusion7 decks8 decks
13%synergy
Vivid Meadow
75%inclusion3 decks4 decks
74%synergy
Seaside Citadel
75%inclusion3 decks4 decks
48%synergy
Exotic Orchard
63%inclusion5 decks8 decks
26%synergy
Vivid Marsh
50%inclusion4 decks8 decks
49%synergy
Vivid Creek
50%inclusion4 decks8 decks
49%synergy
Vivid Grove
50%inclusion4 decks8 decks
49%synergy
Terramorphic Expanse
50%inclusion4 decks8 decks
35%synergy
Evolving Wilds
50%inclusion4 decks8 decks
29%synergy
Sandsteppe Citadel
50%inclusion2 decks4 decks
24%synergy
Arcane Sanctum
50%inclusion2 decks4 decks
22%synergy
Drowned Catacomb
50%inclusion4 decks8 decks
21%synergy
Woodland Cemetery
50%inclusion4 decks8 decks
18%synergy
Hinterland Harbor
50%inclusion4 decks8 decks
17%synergy
Gemstone Mine
38%inclusion3 decks8 decks
37%synergy
Reflecting Pool
38%inclusion3 decks8 decks
32%synergy
Deathcap Glade
38%inclusion3 decks8 decks
24%synergy
Yavimaya Coast
38%inclusion3 decks8 decks
10%synergy
Zagoth Triome
38%inclusion3 decks8 decks
10%synergy
Overgrown Tomb
38%inclusion3 decks8 decks
-4%synergy
Tranquil Landscape
25%inclusion1 decks4 decks
17%synergy
Fabled Passage
25%inclusion2 decks8 decks
16%synergy
Sungrass Prairie
25%inclusion1 decks4 decks
12%synergy
Flooded Grove
25%inclusion2 decks8 decks
10%synergy
Shipwreck Marsh
25%inclusion2 decks8 decks
7%synergy
Brushland
25%inclusion1 decks4 decks
5%synergy
Dreamroot Cascade
25%inclusion2 decks8 decks
4%synergy
Underground River
25%inclusion2 decks8 decks
2%synergy
Undergrowth Stadium
25%inclusion2 decks8 decks
2%synergy
Morphic Pool
25%inclusion2 decks8 decks
1%synergy
Llanowar Wastes
25%inclusion2 decks8 decks
-2%synergy
Sunpetal Grove
25%inclusion1 decks4 decks
-3%synergy
Glacial Fortress
25%inclusion1 decks4 decks
-8%synergy
Isolated Chapel
25%inclusion1 decks4 decks
-9%synergy
Temple Garden
25%inclusion1 decks4 decks
-14%synergy
Watery Grave
25%inclusion2 decks8 decks
-17%synergy
Breeding Pool
25%inclusion2 decks8 decks
-17%synergy
Ancient Ziggurat
13%inclusion1 decks8 decks
12%synergy
Blighted Woodland
13%inclusion1 decks8 decks
8%synergy
Prismatic Vista
13%inclusion1 decks8 decks
8%synergy
Ash Barrens
13%inclusion1 decks8 decks
8%synergy
Nurturing Peatland
13%inclusion1 decks8 decks
8%synergy
Waterlogged Grove
13%inclusion1 decks8 decks
6%synergy
Barkchannel Pathway
13%inclusion1 decks8 decks
6%synergy
Darkbore Pathway
13%inclusion1 decks8 decks
6%synergy
Mana Confluence
13%inclusion1 decks8 decks
6%synergy
Clearwater Pathway
13%inclusion1 decks8 decks
5%synergy
Overflowing Basin
13%inclusion1 decks8 decks
4%synergy
Marsh Flats
13%inclusion1 decks8 decks
2%synergy
Tainted Isle
13%inclusion1 decks8 decks
2%synergy