Chthonian Nightmare
Priest of Gix
Skittering Precursor
Umbral Collar Zealot

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
You have at least eee.

   Steps

How does this combo work?
1
Activate Umbral Collar Zealot by sacrificing Priest of Gix.
2
When Priest of Gix dies, Skittering Precursor triggers, creating a 0/1 Eldrazi Spawn creature token.
3
Resolve the Umbral Collar Zealot ability
4
Activate Chthonian Nightmare by paying eee, sacrificing the Eldrazi Spawn and returning Chthonian Nightmare from the battlefield to your hand, returning Priest of Gix from your graveyard to the battlefield.
5
When Priest of Gix enters the battlefield, it triggers, adding .
6
Cast Chthonian Nightmare by paying 1.
7
When Chthonian Nightmare enters the battlefield, it triggers, causing you to get eee.
8
Repeat.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite sacrifice triggers
Infinite death triggers
Infinite storm count
Infinite black mana
Infinite surveil
Rakdos, the Muscle
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Juri, Master of the Revue
0.0%inclusion3 decks6.33K decks
Silvar, Devourer of the Free // Trynn, Champion of Freedom
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Alesha, Who Laughs at Fate
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Slimefoot and Squee
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The Balrog, Durin's Bane
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Dargo, the Shipwrecker // Tormod, the Desecrator
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Eddie Brock
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Child of Alara
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Dargo, the Shipwrecker // Tevesh Szat, Doom of Fools
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Carnage, Crimson Chaos
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Extus, Oriq Overlord
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Missy
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New Cards
Flashback
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1%synergy
Grave Researcher
2.7%inclusion1 decks37 decks
1%synergy
Slash, Reptile Rampager
0.8%inclusion1 decks130 decks
0%synergy
Casey Jones, Vigilante
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1%synergy
High Synergy Cards
Ingot Chewer
94%inclusion274 decks293 decks
93%synergy
Priest of Urabrask
92%inclusion271 decks293 decks
92%synergy
Shriekmaw
92%inclusion271 decks293 decks
90%synergy
Burnt Offering
91%inclusion268 decks293 decks
89%synergy
Reckless Barbarian
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89%synergy
Forsaken Miner
89%inclusion262 decks293 decks
88%synergy
Impulsive Pilferer
88%inclusion257 decks293 decks
86%synergy
Greedy Freebooter
85%inclusion250 decks293 decks
84%synergy
Grief
83%inclusion242 decks293 decks
82%synergy
Poxwalkers
82%inclusion241 decks293 decks
82%synergy
Top Cards
Dark Ritual
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67%synergy
Ashnod's Altar
87%inclusion256 decks293 decks
81%synergy
Viscera Seer
85%inclusion248 decks293 decks
77%synergy
Fury
83%inclusion243 decks293 decks
82%synergy
Warren Soultrader
81%inclusion236 decks293 decks
75%synergy
Sacrifice
80%inclusion234 decks293 decks
79%synergy
Infernal Plunge
78%inclusion230 decks293 decks
77%synergy
Shambling Ghast
75%inclusion221 decks293 decks
74%synergy
Blood Pet
75%inclusion219 decks293 decks
74%synergy
Culling the Weak
74%inclusion216 decks293 decks
69%synergy
Game Changers
Underworld Breach
53%inclusion155 decks293 decks
47%synergy
Demonic Tutor
48%inclusion141 decks293 decks
29%synergy
Vampiric Tutor
47%inclusion137 decks293 decks
32%synergy
Mana Vault
45%inclusion131 decks293 decks
39%synergy
Ancient Tomb
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34%synergy
Chrome Mox
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37%synergy
Orcish Bowmasters
40%inclusion118 decks293 decks
32%synergy
Lion's Eye Diamond
37%inclusion108 decks293 decks
35%synergy
Grim Monolith
30%inclusion89 decks293 decks
28%synergy
Imperial Seal
29%inclusion86 decks293 decks
24%synergy
Creatures
Dargo, the Shipwrecker
73%inclusion214 decks293 decks
73%synergy
Timeline Culler
71%inclusion207 decks293 decks
70%synergy
Party Thrasher
71%inclusion207 decks293 decks
69%synergy
Golgari Thug
69%inclusion203 decks293 decks
68%synergy
Pinnacle Monk
68%inclusion200 decks293 decks
63%synergy
Boggart Trawler
64%inclusion187 decks293 decks
60%synergy
K'rrik, Son of Yawgmoth
63%inclusion185 decks293 decks
61%synergy
Simian Spirit Guide
54%inclusion158 decks293 decks
48%synergy
Pitiless Plunderer
50%inclusion146 decks293 decks
41%synergy
Charming Scoundrel
49%inclusion143 decks293 decks
48%synergy
Mayhem Devil
48%inclusion142 decks293 decks
39%synergy
Flamekin Harbinger
48%inclusion141 decks293 decks
48%synergy
Ragavan, Nimble Pilferer
48%inclusion140 decks293 decks
40%synergy
Blood Artist
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36%synergy
Sephiroth, Fabled SOLDIER
47%inclusion137 decks293 decks
44%synergy
Hexing Squelcher
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36%synergy
Patron of the Arts
44%inclusion128 decks293 decks
43%synergy
Birgi, God of Storytelling
43%inclusion127 decks293 decks
38%synergy
Skirk Prospector
43%inclusion126 decks293 decks
41%synergy
Carrion Feeder
40%inclusion118 decks293 decks
36%synergy
Mindslicer
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39%synergy
Offalsnout
37%inclusion107 decks293 decks
36%synergy
Atsushi, the Blazing Sky
34%inclusion101 decks293 decks
32%synergy
________ Goblin
33%inclusion97 decks293 decks
33%synergy
Thunderscape Familiar
29%inclusion86 decks293 decks
29%synergy
Cathodion
29%inclusion85 decks293 decks
29%synergy
Master of Dark Rites
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27%synergy
Treasonous Ogre
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26%synergy
Prosper, Tome-Bound
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24%synergy
Dualcaster Mage
25%inclusion74 decks293 decks
21%synergy
Hoarding Broodlord
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23%synergy
Deadpool, Trading Card
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22%synergy
Accursed Marauder
23%inclusion67 decks293 decks
18%synergy
Ruthless Technomancer
22%inclusion64 decks293 decks
20%synergy
Reassembling Skeleton
22%inclusion63 decks293 decks
18%synergy
Spider-Punk
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20%synergy
Dauthi Voidwalker
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12%synergy
Nine-Lives Familiar
18%inclusion53 decks293 decks
17%synergy
Opposition Agent
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13%synergy
Pawn of Ulamog
17%inclusion50 decks293 decks
15%synergy
Zulaport Cutthroat
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8%synergy
Myr Moonvessel
16%inclusion48 decks293 decks
16%synergy
Popular Egotist
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15%synergy
Valki, God of Lies
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14%synergy
Braids, Arisen Nightmare
14%inclusion41 decks293 decks
7%synergy
Gravecrawler
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9%synergy
Mahadi, Emporium Master
13%inclusion37 decks293 decks
7%synergy
Morbid Opportunist
13%inclusion37 decks293 decks
5%synergy
Solemn Simulacrum
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-1%synergy
Plaguecrafter
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6%synergy
Instants
Flare of Duplication
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62%synergy
Cabal Ritual
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56%synergy
Entomb
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50%synergy
Deflecting Swat
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39%synergy
Songs of the Damned
55%inclusion162 decks293 decks
54%synergy
Red Elemental Blast
52%inclusion151 decks293 decks
46%synergy
Pyroblast
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43%synergy
Saw in Half
48%inclusion140 decks293 decks
43%synergy
Deadly Rollick
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14%synergy
Flare of Malice
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25%synergy
Deadly Dispute
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15%synergy
Redirect Lightning
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18%synergy
Untimely Malfunction
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16%synergy
Fell the Profane
19%inclusion56 decks293 decks
10%synergy
Withering Torment
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10%synergy
Bolt Bend
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11%synergy
Chaos Warp
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-15%synergy
Abrade
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3%synergy
Village Rites
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4%synergy
Rakdos Charm
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-2%synergy
Malakir Rebirth
13%inclusion37 decks293 decks
4%synergy
Corrupted Conviction
12%inclusion35 decks293 decks
7%synergy
Seething Song
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5%synergy
Desperate Ritual
10%inclusion30 decks293 decks
7%synergy
Tibalt's Trickery
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6%synergy
Not Dead After All
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7%synergy
The Last Agni Kai
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6%synergy
Imp's Mischief
6.8%inclusion20 decks293 decks
3%synergy
Lightning Bolt
6.5%inclusion19 decks293 decks
-5%synergy
Terminate
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-13%synergy
Pyretic Ritual
6.1%inclusion18 decks293 decks
3%synergy
Kazuul's Fury
5.5%inclusion16 decks293 decks
3%synergy
Bedevil
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-6%synergy
Final Fortune
5.1%inclusion15 decks293 decks
3%synergy
Sorceries
Reanimate
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54%synergy
Diabolic Intent
55%inclusion160 decks293 decks
47%synergy
Rite of Flame
50%inclusion147 decks293 decks
46%synergy
Victimize
36%inclusion105 decks293 decks
23%synergy
Gamble
32%inclusion94 decks293 decks
23%synergy
Buried Alive
26%inclusion75 decks293 decks
19%synergy
Jeska's Will
25%inclusion73 decks293 decks
10%synergy
Unearth
25%inclusion72 decks293 decks
21%synergy
Blasphemous Act
22%inclusion64 decks293 decks
-11%synergy
Cabal Therapy
21%inclusion61 decks293 decks
21%synergy
Desperate Plea
19%inclusion37 decks190 decks
19%synergy
Feed the Swarm
19%inclusion56 decks293 decks
3%synergy
Agadeem's Awakening
15%inclusion45 decks293 decks
12%synergy
Lively Dirge
13%inclusion39 decks293 decks
11%synergy
Molten Duplication
11%inclusion32 decks293 decks
9%synergy
Dread Return
11%inclusion32 decks293 decks
6%synergy
Toxic Deluge
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-8%synergy
Scheming Symmetry
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6%synergy
Faithless Looting
6.8%inclusion20 decks293 decks
-9%synergy
Mana Geyser
6.1%inclusion18 decks293 decks
-1%synergy
Vandalblast
6.1%inclusion18 decks293 decks
-9%synergy
Unmarked Grave
5.8%inclusion17 decks293 decks
4%synergy
Twinflame
5.5%inclusion16 decks293 decks
3%synergy
Insatiable Avarice
5.5%inclusion16 decks293 decks
3%synergy
Bloodsoaked Insight
5.1%inclusion15 decks293 decks
2%synergy
Wheel of Fortune
5.1%inclusion15 decks293 decks
0%synergy
Utility Artifacts
Phyrexian Altar
69%inclusion203 decks293 decks
66%synergy
Jet Medallion
31%inclusion91 decks293 decks
27%synergy
Wishclaw Talisman
31%inclusion90 decks293 decks
26%synergy
Altar of Dementia
20%inclusion58 decks293 decks
18%synergy
The One Ring
8.5%inclusion25 decks293 decks
0%synergy
Lightning Greaves
5.5%inclusion16 decks293 decks
-19%synergy
Defense Grid
5.1%inclusion15 decks293 decks
4%synergy
Wayfarer's Bauble
5.1%inclusion15 decks293 decks
-2%synergy
Enchantments
Goblin Bombardment
24%inclusion71 decks293 decks
19%synergy
Animate Dead
19%inclusion56 decks293 decks
10%synergy
Necropotence
17%inclusion51 decks293 decks
12%synergy
Into the Pit
15%inclusion44 decks293 decks
14%synergy
Carnival of Souls
15%inclusion43 decks293 decks
15%synergy
Utility Lands
Phyrexian Tower
63%inclusion186 decks293 decks
54%synergy
Crystal Vein
23%inclusion68 decks293 decks
22%synergy
City of Traitors
18%inclusion54 decks293 decks
17%synergy
Emergence Zone
17%inclusion49 decks293 decks
14%synergy
High Market
16%inclusion47 decks293 decks
13%synergy
Bojuka Bog
16%inclusion46 decks293 decks
-14%synergy
Urborg, Tomb of Yawgmoth
12%inclusion35 decks293 decks
3%synergy
Vault of Whispers
10%inclusion30 decks293 decks
6%synergy
Takenuma, Abandoned Mire
10%inclusion30 decks293 decks
2%synergy
Spymaster's Vault
9.2%inclusion27 decks293 decks
7%synergy
Urza's Saga
8.2%inclusion24 decks293 decks
1%synergy
Great Furnace
7.5%inclusion22 decks293 decks
2%synergy
Midgar, City of Mako
6.8%inclusion20 decks293 decks
3%synergy
Susur Secundi, Void Altar
5.8%inclusion17 decks293 decks
3%synergy
Mana Artifacts
Arcane Signet
98%inclusion288 decks293 decks
26%synergy
Sol Ring
96%inclusion282 decks293 decks
13%synergy
Talisman of Indulgence
85%inclusion248 decks293 decks
57%synergy
Lotus Petal
56%inclusion164 decks293 decks
49%synergy
Fellwar Stone
40%inclusion116 decks293 decks
19%synergy
Rakdos Signet
34%inclusion100 decks293 decks
10%synergy
Springleaf Drum
16%inclusion47 decks293 decks
14%synergy
Mox Opal
14%inclusion41 decks293 decks
10%synergy
Mox Diamond
12%inclusion34 decks293 decks
7%synergy
Mind Stone
12%inclusion34 decks293 decks
-3%synergy
Cursed Mirror
10%inclusion29 decks293 decks
4%synergy
Mox Amber
7.2%inclusion21 decks293 decks
3%synergy
Lands
Command Tower
97%inclusion285 decks293 decks
23%synergy
Sulfurous Springs
85%inclusion249 decks293 decks
61%synergy
Blood Crypt
73%inclusion213 decks293 decks
35%synergy
Bloodstained Mire
67%inclusion197 decks293 decks
56%synergy
Luxury Suite
59%inclusion172 decks293 decks
35%synergy
Blazemire Verge
54%inclusion157 decks293 decks
43%synergy
Mount Doom
49%inclusion144 decks293 decks
44%synergy
City of Brass
47%inclusion139 decks293 decks
40%synergy
Marsh Flats
45%inclusion133 decks293 decks
35%synergy
Dragonskull Summit
45%inclusion133 decks293 decks
10%synergy
Badlands
45%inclusion132 decks293 decks
32%synergy
Mana Confluence
45%inclusion131 decks293 decks
38%synergy
Polluted Delta
43%inclusion127 decks293 decks
31%synergy
Verdant Catacombs
38%inclusion112 decks293 decks
27%synergy
Exotic Orchard
38%inclusion112 decks293 decks
2%synergy
Smoldering Marsh
37%inclusion107 decks293 decks
3%synergy
Raucous Theater
34%inclusion100 decks293 decks
24%synergy
Arid Mesa
33%inclusion96 decks293 decks
23%synergy
Gemstone Caverns
31%inclusion92 decks293 decks
26%synergy
Cavern of Souls
31%inclusion92 decks293 decks
24%synergy
Graven Cairns
31%inclusion92 decks293 decks
22%synergy
Wooded Foothills
31%inclusion90 decks293 decks
20%synergy
Tainted Peak
30%inclusion89 decks293 decks
19%synergy
Scalding Tarn
26%inclusion77 decks293 decks
16%synergy
Foreboding Ruins
25%inclusion72 decks293 decks
10%synergy
Shadowblood Ridge
24%inclusion70 decks293 decks
11%synergy
Haunted Ridge
20%inclusion60 decks293 decks
4%synergy
Starting Town
20%inclusion59 decks293 decks
18%synergy
Blightstep Pathway
19%inclusion55 decks293 decks
11%synergy
Lazotep Quarry
17%inclusion50 decks293 decks
16%synergy
Blackcleave Cliffs
15%inclusion44 decks293 decks
9%synergy
Temple of Malice
11%inclusion33 decks293 decks
-2%synergy
Talon Gates of Madara
11%inclusion32 decks293 decks
9%synergy
Rakdos Carnarium
10%inclusion28 decks293 decks
-2%synergy
Canyon Slough
8.2%inclusion24 decks293 decks
0%synergy
Evolving Wilds
7.2%inclusion21 decks293 decks
-13%synergy
Fabled Passage
6.1%inclusion18 decks293 decks
-4%synergy
Myriad Landscape
5.5%inclusion16 decks293 decks
-10%synergy