Primal Prayers + Guide of Souls + Cavern Harpy
Primal Prayers
Guide of Souls
Cavern Harpy
Requires
Primal Prayers must be on the battlefield.
Guide of Souls must be on the battlefield.
Cavern Harpy must be in hand.
You have at least 
or enough mana to cast Cavern Harpy
or enough mana to cast Cavern Harpy
Steps
- Cast Cavern Harpy by paying due to Primal Prayers, if able, or by paying its mana cost.
- When Cavern Harpy enters the battlefield, it and Guide of Souls trigger.
- Resolve the Guide of Souls trigger, causing you to get and gain 1 life.
- Resolve the Cavern Harpy trigger, returning it from the battlefield to your hand.
- Repeat.
Results
Infinite energy counters. Infinite LTB. Infinite ETB. Infinite lifegain triggers. Infinite lifegain. Infinite storm count.
Thrasios, Triton Hero // Tymna the Weaver
0.08% of 6105 decks
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Atraxa, Grand Unifier
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Go-Shintai of Life's Origin
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Niv-Mizzet, Guildpact
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Ulalek, Fused Atrocity
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High Synergy Cards
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+63% synergy
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Rogue Refiner
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Decoction Module
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Worldly Tutor
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50% of 12 decks
+43% synergy
Bloom Tender
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Top Cards
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Deathrite Shaman
50% of 12 decks
+38% synergy
Noble Hierarch
50% of 12 decks
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Neoform
42% of 12 decks
+37% synergy
Chrome Mox
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The One Ring
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Creatures
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Delighted Halfling
33% of 12 decks
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25% of 12 decks
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+48% synergy
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