Primal Prayers
Decoction Module
Cavern Harpy

   Prerequisites

What do I need to start this combo?
Cavern Harpy in hand.
Primal Prayers and Decoction Module on the battlefield.
You have at least e or enough mana to cast Cavern Harpy

   Steps

How does this combo work?
1
Cast Cavern Harpy by paying e due to Primal Prayers, if able, or by paying its mana cost.
2
When Cavern Harpy enters the battlefield, it and Decoction Module trigger.
3
Resolve the Decoction Module trigger, causing you to get e.
4
Resolve the Cavern Harpy trigger, returning it from the battlefield to your hand.
5
Repeat.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite storm count
Yarok, the Desecrated
0.1%inclusion8 decks11.3K decks
Cazur, Ruthless Stalker // Ukkima, Stalking Shadow
0.0%inclusion2 decks4.25K decks
Atraxa, Grand Unifier
0.0%inclusion2 decks15.1K decks
Jenson Carthalion, Druid Exile
0.1%inclusion2 decks2.50K decks
Zimone and Dina
0.0%inclusion1 decks5.92K decks
Niv-Mizzet, Guildpact
0.0%inclusion1 decks3.37K decks
Thrasios, Triton Hero // Tymna the Weaver
0.0%inclusion1 decks9.70K decks
Muldrotha, the Gravetide
0.0%inclusion1 decks21.1K decks
Zaxara, the Exemplary
0.0%inclusion1 decks16.1K decks
Esika, God of the Tree
0.0%inclusion1 decks21.1K decks
Glarb, Calamity's Augur
0.0%inclusion1 decks19.7K decks
Rukarumel, Biologist
0.0%inclusion1 decks3.73K decks
Go-Shintai of Life's Origin
0.0%inclusion1 decks18K decks
Tevesh Szat, Doom of Fools // Thrasios, Triton Hero
0.0%inclusion1 decks2.33K decks
Ramos, Dragon Engine
0.0%inclusion1 decks10.3K decks
Garth One-Eye
0.0%inclusion1 decks4.62K decks
New Cards
Grave Venerations
17%inclusion1 decks6 decks
15%synergy
Virulent Emissary
17%inclusion1 decks6 decks
15%synergy
High Synergy Cards
Guide of Souls
100%inclusion11 decks11 decks
98%synergy
Rogue Refiner
88%inclusion23 decks26 decks
88%synergy
Chthonian Nightmare
85%inclusion22 decks26 decks
83%synergy
Wrath of the Skies
64%inclusion7 decks11 decks
63%synergy
Imperial Recruiter
63%inclusion5 decks8 decks
58%synergy
Volatile Stormdrake
54%inclusion14 decks26 decks
52%synergy
Jolted Awake
45%inclusion5 decks11 decks
45%synergy
Recruiter of the Guard
45%inclusion5 decks11 decks
43%synergy
Tune the Narrative
42%inclusion11 decks26 decks
42%synergy
Uro, Titan of Nature's Wrath
46%inclusion12 decks26 decks
41%synergy
Top Cards
Ignoble Hierarch
63%inclusion5 decks8 decks
38%synergy
Noble Hierarch
55%inclusion6 decks11 decks
39%synergy
Eternal Witness
54%inclusion14 decks26 decks
37%synergy
Baleful Strix
46%inclusion12 decks26 decks
33%synergy
Eladamri's Call
45%inclusion5 decks11 decks
37%synergy
Aether Channeler
42%inclusion11 decks26 decks
40%synergy
Birds of Paradise
42%inclusion11 decks26 decks
15%synergy
Assassin's Trophy
42%inclusion11 decks26 decks
12%synergy
Nissa, Worldsoul Speaker
39%inclusion7 decks18 decks
38%synergy
Aluren
38%inclusion10 decks26 decks
38%synergy
Game Changers
Enlightened Tutor
55%inclusion6 decks11 decks
39%synergy
Demonic Tutor
35%inclusion9 decks26 decks
15%synergy
Mox Diamond
23%inclusion6 decks26 decks
19%synergy
Chrome Mox
23%inclusion6 decks26 decks
17%synergy
Force of Will
23%inclusion6 decks26 decks
13%synergy
Worldly Tutor
23%inclusion6 decks26 decks
11%synergy
Vampiric Tutor
23%inclusion6 decks26 decks
8%synergy
Thassa's Oracle
19%inclusion5 decks26 decks
13%synergy
Survival of the Fittest
12%inclusion3 decks26 decks
10%synergy
Field of the Dead
12%inclusion3 decks26 decks
9%synergy
Creatures
Roil Cartographer
38%inclusion10 decks26 decks
38%synergy
Burning-Tree Emissary
38%inclusion3 decks8 decks
37%synergy
Aetherstorm Roc
36%inclusion4 decks11 decks
36%synergy
Riddle Gate Gargoyle
36%inclusion4 decks11 decks
36%synergy
Whitemane Lion
36%inclusion4 decks11 decks
35%synergy
Esper Sentinel
36%inclusion4 decks11 decks
18%synergy
Greenbelt Rampager
35%inclusion9 decks26 decks
35%synergy
Aether Theorist
35%inclusion9 decks26 decks
35%synergy
Architect of the Untamed
35%inclusion9 decks26 decks
34%synergy
Acererak the Archlich
35%inclusion9 decks26 decks
34%synergy
Shrieking Drake
35%inclusion9 decks26 decks
34%synergy
Coiling Oracle
35%inclusion9 decks26 decks
29%synergy
Deathrite Shaman
35%inclusion9 decks26 decks
24%synergy
Tempest Harvester
31%inclusion8 decks26 decks
31%synergy
Servant of the Conduit
31%inclusion8 decks26 decks
31%synergy
Aethergeode Miner
27%inclusion3 decks11 decks
27%synergy
Brotherhood Scribe
27%inclusion3 decks11 decks
27%synergy
Sphinx of the Revelation
27%inclusion3 decks11 decks
26%synergy
Moon-Blessed Cleric
27%inclusion3 decks11 decks
25%synergy
Frenzied Baloth
27%inclusion3 decks11 decks
25%synergy
Metastatic Evangel
27%inclusion3 decks11 decks
25%synergy
Ranger-Captain of Eos
27%inclusion3 decks11 decks
23%synergy
Sage of Shaila's Claim
27%inclusion7 decks26 decks
27%synergy
Glint-Sleeve Siphoner
27%inclusion7 decks26 decks
27%synergy
Dour Port-Mage
25%inclusion6 decks24 decks
23%synergy
Aether Poisoner
23%inclusion6 decks26 decks
23%synergy
Thriving Turtle
23%inclusion6 decks26 decks
23%synergy
Demon of Dark Schemes
23%inclusion6 decks26 decks
23%synergy
Priest of Gix
23%inclusion6 decks26 decks
23%synergy
Ukkima, Stalking Shadow
23%inclusion6 decks26 decks
22%synergy
Ice-Fang Coatl
23%inclusion6 decks26 decks
22%synergy
Delighted Halfling
23%inclusion6 decks26 decks
11%synergy
Parasitic Strix
19%inclusion5 decks26 decks
19%synergy
Minister of Inquiries
19%inclusion5 decks26 decks
19%synergy
Electrostatic Pummeler
19%inclusion5 decks26 decks
19%synergy
Dream Stalker
19%inclusion5 decks26 decks
19%synergy
Prosperous Innkeeper
19%inclusion5 decks26 decks
17%synergy
Cloud of Faeries
19%inclusion5 decks26 decks
17%synergy
Spellseeker
19%inclusion5 decks26 decks
16%synergy
Wood Elves
19%inclusion5 decks26 decks
15%synergy
Clement, the Worrywort
17%inclusion4 decks24 decks
16%synergy
Janjeet Sentry
15%inclusion4 decks26 decks
15%synergy
Aether Swooper
15%inclusion4 decks26 decks
15%synergy
Shielded Aether Thief
15%inclusion4 decks26 decks
15%synergy
Aetherwind Basker
15%inclusion4 decks26 decks
15%synergy
Aethertide Whale
15%inclusion4 decks26 decks
15%synergy
Aethersquall Ancient
15%inclusion4 decks26 decks
15%synergy
Flesh Duplicate
15%inclusion4 decks26 decks
14%synergy
Peregrine Drake
15%inclusion4 decks26 decks
12%synergy
Destiny Spinner
15%inclusion4 decks26 decks
12%synergy
Instants
Arcane Denial
38%inclusion10 decks26 decks
18%synergy
Rush of Inspiration
38%inclusion3 decks8 decks
36%synergy
Swords to Plowshares
36%inclusion4 decks11 decks
-25%synergy
Abrupt Decay
35%inclusion9 decks26 decks
25%synergy
Glimmer of Genius
31%inclusion8 decks26 decks
30%synergy
An Offer You Can't Refuse
31%inclusion8 decks26 decks
6%synergy
Counterspell
31%inclusion8 decks26 decks
-11%synergy
Ephemerate
27%inclusion3 decks11 decks
21%synergy
Aether Spike
27%inclusion7 decks26 decks
26%synergy
Flusterstorm
23%inclusion6 decks26 decks
16%synergy
Fierce Guardianship
23%inclusion6 decks26 decks
5%synergy
Muddle the Mixture
19%inclusion5 decks26 decks
15%synergy
Noxious Revival
19%inclusion5 decks26 decks
14%synergy
Chord of Calling
19%inclusion5 decks26 decks
14%synergy
Mental Misstep
19%inclusion5 decks26 decks
14%synergy
Force of Negation
19%inclusion5 decks26 decks
11%synergy
Deadly Rollick
19%inclusion5 decks26 decks
5%synergy
Heroic Intervention
19%inclusion5 decks26 decks
-11%synergy
Swan Song
15%inclusion4 decks26 decks
-2%synergy
Growth Spiral
15%inclusion4 decks26 decks
-5%synergy
Planar Incision
12%inclusion3 decks26 decks
10%synergy
Delay
12%inclusion3 decks26 decks
10%synergy
Force of Vigor
12%inclusion3 decks26 decks
8%synergy
Brain Freeze
12%inclusion3 decks26 decks
8%synergy
Mindbreak Trap
12%inclusion3 decks26 decks
7%synergy
Veil of Summer
12%inclusion3 decks26 decks
6%synergy
Pact of Negation
12%inclusion3 decks26 decks
5%synergy
Sorceries
Live Fast
35%inclusion9 decks26 decks
35%synergy
Neoform
35%inclusion9 decks26 decks
31%synergy
Attune with Aether
31%inclusion8 decks26 decks
30%synergy
Eldritch Evolution
27%inclusion7 decks26 decks
23%synergy
Three Visits
27%inclusion7 decks26 decks
3%synergy
Farseek
23%inclusion6 decks26 decks
-13%synergy
Finale of Devastation
19%inclusion5 decks26 decks
12%synergy
Nature's Lore
19%inclusion5 decks26 decks
-12%synergy
Cultivate
19%inclusion5 decks26 decks
-23%synergy
Die Young
15%inclusion4 decks26 decks
15%synergy
Diabolic Tutor
15%inclusion4 decks26 decks
10%synergy
Tendrils of Agony
12%inclusion3 decks26 decks
11%synergy
Malevolent Rumble
12%inclusion3 decks26 decks
10%synergy
Lórien Revealed
12%inclusion3 decks26 decks
9%synergy
Unearth
12%inclusion3 decks26 decks
8%synergy
Splendid Reclamation
12%inclusion3 decks26 decks
8%synergy
Grim Tutor
12%inclusion3 decks26 decks
8%synergy
Treasure Cruise
12%inclusion3 decks26 decks
7%synergy
Diabolic Intent
12%inclusion3 decks26 decks
4%synergy
Toxic Deluge
12%inclusion3 decks26 decks
-6%synergy
Reanimate
12%inclusion3 decks26 decks
-8%synergy
Kodama's Reach
12%inclusion3 decks26 decks
-15%synergy
Utility Artifacts
Izzet Generatorium
38%inclusion3 decks8 decks
36%synergy
Cloudstone Curio
31%inclusion8 decks26 decks
30%synergy
Aetherworks Marvel
23%inclusion6 decks26 decks
23%synergy
Panharmonicon
23%inclusion6 decks26 decks
19%synergy
Aetherflux Reservoir
19%inclusion5 decks26 decks
16%synergy
Aetherflux Conduit
16%inclusion3 decks19 decks
15%synergy
Glassblower's Puzzleknot
15%inclusion4 decks26 decks
15%synergy
Lightning Greaves
15%inclusion4 decks26 decks
-9%synergy
Woodweaver's Puzzleknot
12%inclusion3 decks26 decks
11%synergy
Fabrication Module
12%inclusion3 decks26 decks
11%synergy
Bespoke Battlewagon
12%inclusion3 decks26 decks
11%synergy
The One Ring
12%inclusion3 decks26 decks
3%synergy
Enchantments
Aether Revolt
38%inclusion3 decks8 decks
37%synergy
Static Prison
36%inclusion4 decks11 decks
36%synergy
Sylvan Library
35%inclusion9 decks26 decks
26%synergy
Smothering Tithe
27%inclusion3 decks11 decks
6%synergy
Rhystic Study
27%inclusion7 decks26 decks
3%synergy
Growing Rites of Itlimoc
23%inclusion6 decks26 decks
18%synergy
Virtue of Knowledge
19%inclusion5 decks26 decks
18%synergy
Mystic Remora
19%inclusion5 decks26 decks
3%synergy
Necromancy
12%inclusion3 decks26 decks
8%synergy
Guardian Project
12%inclusion3 decks26 decks
4%synergy
Utility Lands
Otawara, Soaring City
35%inclusion9 decks26 decks
18%synergy
Boseiju, Who Endures
35%inclusion9 decks26 decks
16%synergy
Yavimaya, Cradle of Growth
31%inclusion8 decks26 decks
22%synergy
Mistrise Village
25%inclusion4 decks16 decks
17%synergy
HELIOS One
23%inclusion6 decks26 decks
23%synergy
Urborg, Tomb of Yawgmoth
19%inclusion5 decks26 decks
10%synergy
Shifting Woodland
15%inclusion4 decks26 decks
9%synergy
Gaea's Cradle
12%inclusion3 decks26 decks
6%synergy
Ancient Tomb
12%inclusion3 decks26 decks
2%synergy
Reliquary Tower
12%inclusion3 decks26 decks
-18%synergy
Mana Artifacts
Sol Ring
81%inclusion21 decks26 decks
-3%synergy
Arcane Signet
69%inclusion18 decks26 decks
-3%synergy
Solar Transformer
35%inclusion9 decks26 decks
34%synergy
Conversion Apparatus
23%inclusion6 decks26 decks
23%synergy
Lotus Petal
19%inclusion5 decks26 decks
12%synergy
Fellwar Stone
19%inclusion5 decks26 decks
-1%synergy
Talisman of Resilience
15%inclusion4 decks26 decks
3%synergy
Talisman of Curiosity
15%inclusion4 decks26 decks
3%synergy
Talisman of Dominance
15%inclusion4 decks26 decks
-17%synergy
Jeweled Lotus
12%inclusion3 decks26 decks
10%synergy
Mox Opal
12%inclusion3 decks26 decks
7%synergy
Mana Vault
12%inclusion3 decks26 decks
6%synergy
Chromatic Lantern
12%inclusion3 decks26 decks
3%synergy
Lands
Command Tower
92%inclusion24 decks26 decks
18%synergy
Breeding Pool
73%inclusion19 decks26 decks
31%synergy
Verdant Catacombs
69%inclusion18 decks26 decks
58%synergy
Misty Rainforest
69%inclusion18 decks26 decks
58%synergy
Polluted Delta
69%inclusion18 decks26 decks
57%synergy
Watery Grave
65%inclusion17 decks26 decks
24%synergy
Temple Garden
64%inclusion7 decks11 decks
24%synergy
Taiga
63%inclusion5 decks8 decks
50%synergy
Overgrown Tomb
62%inclusion16 decks26 decks
20%synergy
Savannah
55%inclusion6 decks11 decks
42%synergy
Hallowed Fountain
55%inclusion6 decks11 decks
15%synergy
Windswept Heath
54%inclusion14 decks26 decks
43%synergy
Flooded Strand
54%inclusion14 decks26 decks
42%synergy
Exotic Orchard
54%inclusion14 decks26 decks
17%synergy
Aether Hub
50%inclusion13 decks26 decks
49%synergy
Marsh Flats
50%inclusion13 decks26 decks
39%synergy
Badlands
50%inclusion4 decks8 decks
37%synergy
Volcanic Island
50%inclusion4 decks8 decks
36%synergy
Zagoth Triome
50%inclusion13 decks26 decks
23%synergy
Scalding Tarn
46%inclusion12 decks26 decks
35%synergy
Scrubland
45%inclusion5 decks11 decks
32%synergy
Tundra
45%inclusion5 decks11 decks
32%synergy
City of Brass
42%inclusion11 decks26 decks
35%synergy
Wooded Foothills
42%inclusion11 decks26 decks
31%synergy
Bloodstained Mire
42%inclusion11 decks26 decks
31%synergy
Morphic Pool
38%inclusion10 decks26 decks
14%synergy
Rejuvenating Springs
38%inclusion10 decks26 decks
12%synergy
Woodland Cemetery
38%inclusion10 decks26 decks
6%synergy
Plateau
38%inclusion3 decks8 decks
26%synergy
Sacred Foundry
38%inclusion3 decks8 decks
1%synergy
Blood Crypt
38%inclusion3 decks8 decks
0%synergy
Steam Vents
38%inclusion3 decks8 decks
-1%synergy
Stomping Ground
38%inclusion3 decks8 decks
-4%synergy
Godless Shrine
36%inclusion4 decks11 decks
-5%synergy
Mana Confluence
35%inclusion9 decks26 decks
28%synergy
Undergrowth Stadium
35%inclusion9 decks26 decks
11%synergy
Drowned Catacomb
35%inclusion9 decks26 decks
5%synergy
Hinterland Harbor
35%inclusion9 decks26 decks
1%synergy
Dreamroot Cascade
31%inclusion8 decks26 decks
9%synergy
Sunken Hollow
31%inclusion8 decks26 decks
-3%synergy
Arid Mesa
27%inclusion7 decks26 decks
17%synergy
Bayou
27%inclusion7 decks26 decks
14%synergy
Tropical Island
27%inclusion7 decks26 decks
13%synergy
Shipwreck Marsh
23%inclusion6 decks26 decks
5%synergy
Llanowar Wastes
23%inclusion6 decks26 decks
-4%synergy
Opulent Palace
23%inclusion6 decks26 decks
-5%synergy
Prismatic Vista
19%inclusion5 decks26 decks
14%synergy
Hedge Maze
19%inclusion5 decks26 decks
8%synergy
Deathcap Glade
19%inclusion5 decks26 decks
6%synergy
Underground Sea
19%inclusion5 decks26 decks
5%synergy