Primal Prayers
Guide of Souls
Cavern Harpy

   Prerequisites

What do I need to start this combo?
Cavern Harpy in hand.
Primal Prayers and Guide of Souls 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 Guide of Souls trigger.
3
Resolve the Guide of Souls trigger, causing you to get e and gain 1 life.
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 lifegain triggers
Infinite lifegain
Infinite storm count
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Atraxa, Praetors' Voice
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New Cards
Hidden Hideout
100%inclusion1 decks1 decks
99%synergy
Ninja Teen
50%inclusion1 decks2 decks
49%synergy
High Synergy Cards
Aluren
60%inclusion15 decks25 decks
60%synergy
Chthonian Nightmare
56%inclusion14 decks25 decks
55%synergy
Recruiter of the Guard
56%inclusion14 decks25 decks
53%synergy
Rogue Refiner
52%inclusion13 decks25 decks
52%synergy
Volatile Stormdrake
52%inclusion13 decks25 decks
50%synergy
Imperial Recruiter
50%inclusion6 decks12 decks
46%synergy
Deathrite Shaman
56%inclusion14 decks25 decks
45%synergy
Noble Hierarch
60%inclusion15 decks25 decks
44%synergy
Decoction Module
44%inclusion11 decks25 decks
44%synergy
Neoform
44%inclusion11 decks25 decks
40%synergy
Top Cards
Birds of Paradise
64%inclusion16 decks25 decks
37%synergy
Ignoble Hierarch
58%inclusion7 decks12 decks
33%synergy
Baleful Strix
52%inclusion13 decks25 decks
39%synergy
Eternal Witness
52%inclusion13 decks25 decks
35%synergy
Bloom Tender
48%inclusion12 decks25 decks
40%synergy
Eladamri's Call
48%inclusion12 decks25 decks
39%synergy
Swan Song
48%inclusion12 decks25 decks
30%synergy
Swords to Plowshares
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Greenbelt Rampager
40%inclusion10 decks25 decks
40%synergy
Acererak the Archlich
40%inclusion10 decks25 decks
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Game Changers
Enlightened Tutor
64%inclusion16 decks25 decks
49%synergy
Demonic Tutor
48%inclusion12 decks25 decks
29%synergy
Worldly Tutor
44%inclusion11 decks25 decks
32%synergy
Vampiric Tutor
44%inclusion11 decks25 decks
29%synergy
Thassa's Oracle
40%inclusion10 decks25 decks
34%synergy
Force of Will
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30%synergy
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Mox Diamond
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28%synergy
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Creatures
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35%synergy
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31%synergy
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23%synergy
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Grand Abolisher
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23%synergy
Satoru, the Infiltrator
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22%synergy
Aether Channeler
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22%synergy
Delney, Streetwise Lookout
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20%synergy
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12%synergy
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9%synergy
Aetherstorm Roc
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18%synergy
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17%synergy
Faeburrow Elder
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8%synergy
Pond Prophet
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15%synergy
Niambi, Esteemed Speaker
16%inclusion4 decks25 decks
16%synergy
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16%inclusion4 decks25 decks
16%synergy
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Cauldron Familiar
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Aven Interrupter
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Archivist of Oghma
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Arbor Elf
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11%synergy
Lotho, Corrupt Shirriff
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Parasitic Strix
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Sage of Shaila's Claim
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Eddytrail Hawk
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Aether Theorist
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12%synergy
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Aethergeode Miner
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12%synergy
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12%synergy
Brotherhood Scribe
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12%synergy
Tishana's Tidebinder
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Instants
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18%synergy
Rush of Inspiration
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17%synergy
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16%synergy
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Abrupt Decay
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11%synergy
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2%synergy
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Tainted Pact
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Mindbreak Trap
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Sorceries
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36%synergy
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Finale of Devastation
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Imperial Seal
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Nature's Lore
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Idyllic Tutor
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Three Visits
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Toxic Deluge
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Natural Order
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10%synergy
Beseech the Mirror
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9%synergy
Reanimate
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Farseek
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-24%synergy
Cultivate
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-30%synergy
Utility Artifacts
Cloudstone Curio
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31%synergy
The One Ring
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20%synergy
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23%synergy
Aetherflux Reservoir
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17%synergy
Birthing Pod
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14%synergy
Aetherworks Marvel
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11%synergy
Enchantments
Rhystic Study
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17%synergy
Sylvan Library
36%inclusion9 decks25 decks
27%synergy
Mystic Remora
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12%synergy
Aether Revolt
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25%synergy
Impact Tremors
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15%synergy
Static Prison
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24%synergy
Smothering Tithe
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3%synergy
Sterling Grove
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10%synergy
Wild Growth
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6%synergy
Carpet of Flowers
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9%synergy
Planeswalkers
Oko, Thief of Crowns
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16%synergy
Teferi, Time Raveler
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14%synergy
Utility Lands
Boseiju, Who Endures
36%inclusion9 decks25 decks
17%synergy
Gaea's Cradle
24%inclusion6 decks25 decks
18%synergy
Otawara, Soaring City
24%inclusion6 decks25 decks
8%synergy
Shifting Woodland
20%inclusion5 decks25 decks
13%synergy
Ancient Tomb
20%inclusion5 decks25 decks
11%synergy
HELIOS One
12%inclusion3 decks25 decks
12%synergy
Strip Mine
12%inclusion3 decks25 decks
9%synergy
Dryad Arbor
12%inclusion3 decks25 decks
8%synergy
Reliquary Tower
12%inclusion3 decks25 decks
-18%synergy
Mana Artifacts
Sol Ring
80%inclusion20 decks25 decks
-4%synergy
Arcane Signet
56%inclusion14 decks25 decks
-16%synergy
Lotus Petal
28%inclusion7 decks25 decks
21%synergy
Mox Amber
20%inclusion5 decks25 decks
15%synergy
Solar Transformer
16%inclusion4 decks25 decks
15%synergy
Chromatic Lantern
16%inclusion4 decks25 decks
7%synergy
Conversion Apparatus
12%inclusion3 decks25 decks
12%synergy
Mana Vault
12%inclusion3 decks25 decks
6%synergy
Fellwar Stone
12%inclusion3 decks25 decks
-8%synergy
Lands
Command Tower
96%inclusion24 decks25 decks
22%synergy
Polluted Delta
80%inclusion20 decks25 decks
68%synergy
Verdant Catacombs
76%inclusion19 decks25 decks
65%synergy
Marsh Flats
72%inclusion18 decks25 decks
61%synergy
Flooded Strand
72%inclusion18 decks25 decks
61%synergy
Windswept Heath
68%inclusion17 decks25 decks
57%synergy
Misty Rainforest
68%inclusion17 decks25 decks
57%synergy
Breeding Pool
68%inclusion17 decks25 decks
26%synergy
Wooded Foothills
64%inclusion16 decks25 decks
53%synergy
Exotic Orchard
64%inclusion16 decks25 decks
27%synergy
Watery Grave
60%inclusion15 decks25 decks
18%synergy
Mana Confluence
56%inclusion14 decks25 decks
49%synergy
City of Brass
56%inclusion14 decks25 decks
48%synergy
Scalding Tarn
56%inclusion14 decks25 decks
45%synergy
Temple Garden
56%inclusion14 decks25 decks
17%synergy
Hallowed Fountain
52%inclusion13 decks25 decks
12%synergy
Savannah
48%inclusion12 decks25 decks
35%synergy
Arid Mesa
44%inclusion11 decks25 decks
34%synergy
Bloodstained Mire
44%inclusion11 decks25 decks
33%synergy
Tropical Island
44%inclusion11 decks25 decks
30%synergy
Overgrown Tomb
44%inclusion11 decks25 decks
3%synergy
Taiga
42%inclusion5 decks12 decks
29%synergy
Bayou
40%inclusion10 decks25 decks
27%synergy
Scrubland
40%inclusion10 decks25 decks
26%synergy
Aether Hub
36%inclusion9 decks25 decks
35%synergy
Tundra
36%inclusion9 decks25 decks
22%synergy
Underground Sea
36%inclusion9 decks25 decks
21%synergy
Godless Shrine
36%inclusion9 decks25 decks
-5%synergy
Badlands
33%inclusion4 decks12 decks
20%synergy
Volcanic Island
33%inclusion4 decks12 decks
19%synergy
Steam Vents
33%inclusion4 decks12 decks
-5%synergy
Stomping Ground
33%inclusion4 decks12 decks
-8%synergy
Zagoth Triome
28%inclusion7 decks25 decks
1%synergy
Plateau
25%inclusion3 decks12 decks
13%synergy
Sacred Foundry
25%inclusion3 decks12 decks
-12%synergy
Blood Crypt
25%inclusion3 decks12 decks
-13%synergy
Path of Ancestry
24%inclusion6 decks25 decks
2%synergy
Gemstone Caverns
20%inclusion5 decks25 decks
15%synergy
Reflecting Pool
20%inclusion5 decks25 decks
15%synergy
Spara's Headquarters
20%inclusion5 decks25 decks
-7%synergy
Forbidden Orchard
16%inclusion4 decks25 decks
14%synergy
Lush Portico
16%inclusion4 decks25 decks
7%synergy
Hedge Maze
16%inclusion4 decks25 decks
5%synergy
Undercity Sewers
16%inclusion4 decks25 decks
5%synergy
Bountiful Promenade
16%inclusion4 decks25 decks
-6%synergy
Indatha Triome
16%inclusion4 decks25 decks
-11%synergy
Prairie Stream
16%inclusion4 decks25 decks
-17%synergy
Tarnished Citadel
12%inclusion3 decks25 decks
11%synergy
Lazotep Quarry
12%inclusion3 decks25 decks
11%synergy
Cavern of Souls
12%inclusion3 decks25 decks
5%synergy