Prowling Geistcatcher
Phyrexian Delver
Gray Merchant of Asphodel
Ashnod's Altar

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.

   Steps

How does this combo work?
1
Activate Ashnod's Altar twice by sacrificing Phyrexian Delver and Gray Merchant.
2
When Phyrexian Delver and Gray Merchant die, Prowling Geistcatcher's first ability triggers twice, exiling Phyrexian Delver and Gray Merchant from your graveyard.
3
Activate Ashnod's Altar by sacrificing Prowling Geistcatcher.
4
When Prowling Geistcatcher dies, its second ability triggers, returning Phyrexian Delver and Gray Merchant from exile to the battlefield.
5
When Phyrexian Delver and Gray Merchant enter the battlefield, they trigger.
6
Resolve the Gray Merchant trigger, causing each opponent to lose an amount of life equal to your devotion to black, and causing you to gain life equal to the life lost this way.
7
Resolve the Phyrexian Delver trigger, causing you to return Prowling Geistcatcher from your graveyard to the battlefield and lose 4 life.
8
Repeat.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite sacrifice triggers
Infinite death triggers
Infinite colorless mana
Infinite lifegain triggers
Infinite lifegain
Infinite lifeloss
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New Cards
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High Synergy Cards
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64%synergy
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64%synergy
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64%synergy
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61%synergy
Top Cards
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50%synergy
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60%synergy
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59%synergy
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58%synergy
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Game Changers
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Creatures
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44%synergy
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42%inclusion16 decks38 decks
37%synergy
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39%synergy
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31%synergy
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23%synergy
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23%synergy
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25%synergy
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17%synergy
Instants
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45%synergy
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-1%synergy
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Malakir Rebirth
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20%synergy
Village Rites
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11%synergy
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9%synergy
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Sorceries
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Blasphemous Edict
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Ghouls' Night Out
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Damnation
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Utility Artifacts
Heartstone
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35%synergy
Tel-Jilad Stylus
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26%synergy
Skullclamp
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15%synergy
The Cauldron of Eternity
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24%synergy
Phyrexian Altar
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20%synergy
Jet Medallion
23%inclusion19 decks81 decks
20%synergy
Nim Deathmantle
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19%synergy
Panharmonicon
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11%synergy
Thornbite Staff
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13%synergy
Wayfarer's Bauble
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4%synergy
Mimic Vat
11%inclusion9 decks81 decks
10%synergy
Bontu's Monument
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9%synergy
Altar of Dementia
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9%synergy
Conjurer's Closet
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7%synergy
Lightning Greaves
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-15%synergy
Blade of Selves
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7%synergy
Sword of Hearth and Home
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7%synergy
Expedition Map
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6%synergy
Voyager Staff
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6%synergy
Swiftfoot Boots
6.2%inclusion5 decks81 decks
-21%synergy
Enchantments
Moldervine Reclamation
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26%synergy
Wild Growth
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23%synergy
Phyrexian Reclamation
16%inclusion13 decks81 decks
13%synergy
Black Market
16%inclusion13 decks81 decks
12%synergy
Animate Dead
16%inclusion13 decks81 decks
7%synergy
Mana Echoes
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15%synergy
Goblin Bombardment
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8%synergy
Bastion of Remembrance
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6%synergy
Industrial Advancement
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10%synergy
Kaya's Ghostform
10%inclusion8 decks81 decks
6%synergy
Phyrexian Arena
10%inclusion8 decks81 decks
-6%synergy
Grave Pact
8.6%inclusion7 decks81 decks
4%synergy
Braid of Fire
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7%synergy
Molten Echoes
7.9%inclusion3 decks38 decks
6%synergy
Dark Prophecy
7.4%inclusion6 decks81 decks
7%synergy
Vampiric Rites
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5%synergy
Dictate of Erebos
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4%synergy
Blight Mound
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6%synergy
Bitterblossom
6.2%inclusion5 decks81 decks
2%synergy
The Meathook Massacre
6.2%inclusion5 decks81 decks
1%synergy
Chthonian Nightmare
5.9%inclusion4 decks68 decks
4%synergy
Planeswalkers
Liliana, Dreadhorde General
6.2%inclusion5 decks81 decks
2%synergy
Utility Lands
Bojuka Bog
40%inclusion32 decks81 decks
10%synergy
Great Furnace
39%inclusion15 decks38 decks
34%synergy
Grim Backwoods
33%inclusion3 decks9 decks
30%synergy
Buried Ruin
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29%synergy
Phyrexian Tower
32%inclusion26 decks81 decks
23%synergy
Urborg, Tomb of Yawgmoth
31%inclusion25 decks81 decks
22%synergy
Cabal Coffers
27%inclusion22 decks81 decks
17%synergy
Zhalfirin Void
23%inclusion19 decks81 decks
23%synergy
High Market
22%inclusion18 decks81 decks
20%synergy
Spinerock Knoll
21%inclusion8 decks38 decks
17%synergy
Nykthos, Shrine to Nyx
21%inclusion17 decks81 decks
16%synergy
Vault of Whispers
19%inclusion15 decks81 decks
14%synergy
Cabal Stronghold
17%inclusion14 decks81 decks
14%synergy
Takenuma, Abandoned Mire
17%inclusion14 decks81 decks
8%synergy
Witch's Cottage
14%inclusion11 decks81 decks
10%synergy
Mortuary Mire
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8%synergy
Sokenzan, Crucible of Defiance
11%inclusion4 decks38 decks
7%synergy
Crypt of Agadeem
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8%synergy
Inventors' Fair
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6%synergy
Spymaster's Vault
8.8%inclusion6 decks68 decks
6%synergy
Homeward Path
8.6%inclusion7 decks81 decks
7%synergy
Thespian's Stage
8.6%inclusion7 decks81 decks
6%synergy
Castle Locthwain
8.6%inclusion7 decks81 decks
5%synergy
War Room
8.6%inclusion7 decks81 decks
3%synergy
Temple of the False God
8.6%inclusion7 decks81 decks
-1%synergy
Reliquary Tower
8.6%inclusion7 decks81 decks
-21%synergy
Ghost Quarter
7.4%inclusion6 decks81 decks
5%synergy
Volrath's Stronghold
6.2%inclusion5 decks81 decks
5%synergy
Westvale Abbey
6.2%inclusion5 decks81 decks
4%synergy
Dakmor Salvage
6.2%inclusion5 decks81 decks
4%synergy
Urza's Saga
6.2%inclusion5 decks81 decks
-1%synergy
Rogue's Passage
6.2%inclusion5 decks81 decks
-14%synergy
Mana Artifacts
Sol Ring
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3%synergy
Arcane Signet
46%inclusion37 decks81 decks
-27%synergy
Mind Stone
20%inclusion16 decks81 decks
5%synergy
Rakdos Signet
18%inclusion7 decks38 decks
-7%synergy
Talisman of Indulgence
18%inclusion7 decks38 decks
-9%synergy
Charcoal Diamond
15%inclusion12 decks81 decks
10%synergy
Fellwar Stone
14%inclusion11 decks81 decks
-7%synergy
The Soul Stone
11%inclusion3 decks27 decks
7%synergy
Cursed Mirror
7.9%inclusion3 decks38 decks
2%synergy
Thought Vessel
7.4%inclusion6 decks81 decks
-10%synergy
Thran Turbine
6.2%inclusion5 decks81 decks
6%synergy
Lands
Llanowar Wastes
67%inclusion6 decks9 decks
40%synergy
Woodland Cemetery
67%inclusion6 decks9 decks
35%synergy
Command Tower
60%inclusion49 decks81 decks
-14%synergy
Blood Crypt
58%inclusion22 decks38 decks
21%synergy
Temple of Malice
55%inclusion21 decks38 decks
42%synergy
Sulfurous Springs
53%inclusion20 decks38 decks
29%synergy
Luxury Suite
53%inclusion20 decks38 decks
28%synergy
Dragonskull Summit
53%inclusion20 decks38 decks
18%synergy
Smoldering Marsh
50%inclusion19 decks38 decks
16%synergy
Graven Cairns
45%inclusion17 decks38 decks
35%synergy
Overgrown Tomb
44%inclusion4 decks9 decks
4%synergy
Twilight Mire
33%inclusion3 decks9 decks
20%synergy
Temple of Malady
33%inclusion3 decks9 decks
17%synergy
Golgari Rot Farm
33%inclusion3 decks9 decks
16%synergy
Rakdos Carnarium
32%inclusion12 decks38 decks
19%synergy
Haunted Ridge
32%inclusion12 decks38 decks
15%synergy
Blightstep Pathway
26%inclusion10 decks38 decks
18%synergy
Bloodstained Mire
26%inclusion21 decks81 decks
15%synergy
Blazemire Verge
24%inclusion7 decks29 decks
13%synergy
Crystal Grotto
22%inclusion18 decks81 decks
22%synergy
Tainted Peak
21%inclusion8 decks38 decks
10%synergy
Shadowblood Ridge
21%inclusion8 decks38 decks
8%synergy
Foreboding Ruins
18%inclusion7 decks38 decks
3%synergy
Myriad Landscape
17%inclusion14 decks81 decks
1%synergy
Badlands
16%inclusion6 decks38 decks
3%synergy
The Grey Havens
14%inclusion11 decks81 decks
12%synergy
Exotic Orchard
14%inclusion11 decks81 decks
-23%synergy
Raucous Theater
14%inclusion5 decks37 decks
3%synergy
Cavern of Souls
12%inclusion10 decks81 decks
5%synergy
Marsh Flats
12%inclusion10 decks81 decks
2%synergy
Polluted Delta
11%inclusion9 decks81 decks
-1%synergy
Path of Ancestry
11%inclusion9 decks81 decks
-11%synergy
Mount Doom
11%inclusion4 decks38 decks
5%synergy
Blackcleave Cliffs
11%inclusion4 decks38 decks
4%synergy
Verdant Catacombs
10%inclusion8 decks81 decks
-1%synergy
Talon Gates of Madara
9.0%inclusion6 decks67 decks
7%synergy
Demolition Field
8.6%inclusion7 decks81 decks
6%synergy
Prismatic Vista
8.6%inclusion7 decks81 decks
4%synergy
Wooded Foothills
8.6%inclusion7 decks81 decks
-2%synergy
Auntie's Hovel
7.9%inclusion3 decks38 decks
8%synergy
Lazotep Quarry
7.5%inclusion5 decks67 decks
7%synergy
Plaza of Heroes
7.4%inclusion6 decks81 decks
5%synergy
Arid Mesa
7.4%inclusion6 decks81 decks
-3%synergy
Evolving Wilds
7.4%inclusion6 decks81 decks
-13%synergy