Prowling Geistcatcher
Phyrexian Delver
Gray Merchant of Asphodel
Umbral Collar Zealot

   Prerequisites

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

   Steps

How does this combo work?
1
Activate Umbral Collar Zealot 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 Umbral Collar Zealot 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
Resolve the Umbral Collar Zealot abilities from steps 1 and 3.
9
Repeat.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite sacrifice triggers
Infinite death triggers
Infinite lifegain triggers
Infinite lifegain
Infinite lifeloss
Infinite surveil
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New Cards
Twilight Diviner
50%inclusion4 decks8 decks
48%synergy
Scuzzback Scrounger
25%inclusion1 decks4 decks
23%synergy
Sinister Gnarlbark
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High Synergy Cards
Viscera Seer
93%inclusion14 decks15 decks
85%synergy
Zealous Conscripts
63%inclusion5 decks8 decks
61%synergy
Disciple of Bolas
60%inclusion9 decks15 decks
58%synergy
Soldevi Adnate
53%inclusion8 decks15 decks
53%synergy
Kiki-Jiki, Mirror Breaker
50%inclusion4 decks8 decks
47%synergy
Grim Servant
47%inclusion7 decks15 decks
46%synergy
Mahadi, Emporium Master
50%inclusion4 decks8 decks
44%synergy
Ravenous Chupacabra
47%inclusion7 decks15 decks
44%synergy
Solemn Simulacrum
53%inclusion8 decks15 decks
41%synergy
Mayhem Devil
50%inclusion4 decks8 decks
40%synergy
Top Cards
Victimize
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34%synergy
Feed the Swarm
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31%synergy
Vile Entomber
40%inclusion6 decks15 decks
38%synergy
Woe Strider
40%inclusion6 decks15 decks
38%synergy
Massacre Wurm
40%inclusion6 decks15 decks
35%synergy
Accursed Marauder
40%inclusion6 decks15 decks
35%synergy
Buried Alive
40%inclusion6 decks15 decks
34%synergy
Pitiless Plunderer
40%inclusion6 decks15 decks
31%synergy
Deadly Dispute
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28%synergy
Body Launderer
33%inclusion5 decks15 decks
33%synergy
Creatures
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38%inclusion3 decks8 decks
37%synergy
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37%synergy
Emrakul's Hatcher
38%inclusion3 decks8 decks
37%synergy
Siege-Gang Commander
38%inclusion3 decks8 decks
35%synergy
Feldon of the Third Path
38%inclusion3 decks8 decks
35%synergy
Chainer, Nightmare Adept
38%inclusion3 decks8 decks
33%synergy
Anger
38%inclusion3 decks8 decks
31%synergy
Puppeteer Clique
33%inclusion5 decks15 decks
32%synergy
Pawn of Ulamog
33%inclusion5 decks15 decks
31%synergy
Yahenni, Undying Partisan
33%inclusion5 decks15 decks
30%synergy
Plaguecrafter
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29%synergy
Morbid Opportunist
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26%synergy
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27%inclusion4 decks15 decks
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26%synergy
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26%synergy
Blood Pet
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26%synergy
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25%synergy
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24%synergy
Noxious Gearhulk
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24%synergy
Yawgmoth, Thran Physician
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23%synergy
Ayara, First of Locthwain
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23%synergy
Blood Artist
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15%synergy
Workhorse
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20%synergy
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20%synergy
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20%synergy
Basal Thrull
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Bog Witch
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20%synergy
Barkform Harvester
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20%synergy
Golgari Thug
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19%synergy
Sidisi, Undead Vizier
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19%synergy
Kokusho, the Evening Star
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19%synergy
Meteor Golem
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18%synergy
Priest of Forgotten Gods
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18%synergy
Mikaeus, the Unhallowed
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18%synergy
Midnight Reaper
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17%synergy
Boggart Trawler
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16%synergy
Ornithopter of Paradise
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16%synergy
Crypt Ghast
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15%synergy
Warren Soultrader
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15%synergy
Syr Konrad, the Grim
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Zulaport Cutthroat
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Instants
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26%synergy
Saw in Half
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25%synergy
Withering Torment
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19%synergy
Fell the Profane
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Dark Ritual
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Songs of the Damned
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Sacrifice
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Supernatural Stamina
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Fake Your Own Death
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18%synergy
Feign Death
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Undying Malice
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Culling the Weak
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Corrupted Conviction
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Village Rites
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Sorceries
Lively Dirge
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Living Death
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Reanimate
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Season of Loss
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19%synergy
Peer into the Abyss
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18%synergy
Toxic Deluge
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Utility Artifacts
Ashnod's Altar
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20%synergy
Heartstone
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20%synergy
Enchantments
Animate Dead
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Utility Lands
Bojuka Bog
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17%synergy
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24%synergy
High Market
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Mana Artifacts
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Mind Stone
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Lands
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Haunted Ridge
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Sulfurous Springs
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Luxury Suite
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Blood Crypt
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