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
4.1%inclusion206 decks4.99K decks
Silvar, Devourer of the Free // Trynn, Champion of Freedom
0.0%inclusion1 decks3.95K decks
The Balrog, Durin's Bane
0.1%inclusion1 decks1.74K decks
Dargo, the Shipwrecker // Tormod, the Desecrator
1.3%inclusion1 decks78 decks
Eddie Brock
0.0%inclusion1 decks6.28K decks
Child of Alara
0.0%inclusion1 decks8.45K decks
Dargo, the Shipwrecker // Tevesh Szat, Doom of Fools
0.2%inclusion1 decks410 decks
Carnage, Crimson Chaos
0.2%inclusion1 decks600 decks
Extus, Oriq Overlord
0.0%inclusion1 decks5.81K decks
Missy
0.0%inclusion1 decks2.09K decks
New Cards
Hexing Squelcher
37%inclusion19 decks51 decks
30%synergy
Twilight Diviner
4.4%inclusion2 decks45 decks
2%synergy
Scuzzback Scrounger
2.2%inclusion1 decks45 decks
0%synergy
High Synergy Cards
Ingot Chewer
93%inclusion201 decks215 decks
93%synergy
Priest of Urabrask
93%inclusion200 decks215 decks
93%synergy
Burnt Offering
93%inclusion201 decks215 decks
91%synergy
Shriekmaw
93%inclusion200 decks215 decks
91%synergy
Reckless Barbarian
92%inclusion197 decks215 decks
91%synergy
Forsaken Miner
90%inclusion193 decks215 decks
88%synergy
Impulsive Pilferer
88%inclusion189 decks215 decks
86%synergy
Poxwalkers
85%inclusion183 decks215 decks
85%synergy
Grief
84%inclusion181 decks215 decks
84%synergy
Greedy Freebooter
85%inclusion182 decks215 decks
83%synergy
Top Cards
Dark Ritual
92%inclusion198 decks215 decks
68%synergy
Ashnod's Altar
89%inclusion191 decks215 decks
82%synergy
Viscera Seer
85%inclusion182 decks215 decks
77%synergy
Warren Soultrader
82%inclusion177 decks215 decks
77%synergy
Fury
82%inclusion176 decks215 decks
81%synergy
Sacrifice
81%inclusion174 decks215 decks
80%synergy
Infernal Plunge
78%inclusion168 decks215 decks
77%synergy
Culling the Weak
76%inclusion164 decks215 decks
72%synergy
Reanimate
76%inclusion163 decks215 decks
57%synergy
Shambling Ghast
74%inclusion160 decks215 decks
73%synergy
Game Changers
Underworld Breach
56%inclusion120 decks215 decks
50%synergy
Demonic Tutor
50%inclusion107 decks215 decks
30%synergy
Vampiric Tutor
49%inclusion106 decks215 decks
34%synergy
Mana Vault
47%inclusion100 decks215 decks
41%synergy
Ancient Tomb
46%inclusion99 decks215 decks
37%synergy
Chrome Mox
44%inclusion95 decks215 decks
38%synergy
Orcish Bowmasters
44%inclusion94 decks215 decks
35%synergy
Lion's Eye Diamond
40%inclusion86 decks215 decks
38%synergy
Grim Monolith
32%inclusion68 decks215 decks
30%synergy
Imperial Seal
30%inclusion65 decks215 decks
25%synergy
Creatures
Blood Pet
73%inclusion158 decks215 decks
72%synergy
Dargo, the Shipwrecker
73%inclusion157 decks215 decks
73%synergy
Timeline Culler
70%inclusion151 decks215 decks
69%synergy
Party Thrasher
70%inclusion150 decks215 decks
68%synergy
Pinnacle Monk
69%inclusion148 decks215 decks
64%synergy
Golgari Thug
67%inclusion145 decks215 decks
66%synergy
Boggart Trawler
66%inclusion142 decks215 decks
62%synergy
K'rrik, Son of Yawgmoth
64%inclusion137 decks215 decks
61%synergy
Simian Spirit Guide
55%inclusion118 decks215 decks
49%synergy
Charming Scoundrel
52%inclusion112 decks215 decks
51%synergy
Flamekin Harbinger
50%inclusion108 decks215 decks
50%synergy
Sephiroth, Fabled SOLDIER
49%inclusion106 decks215 decks
47%synergy
Ragavan, Nimble Pilferer
49%inclusion105 decks215 decks
41%synergy
Blood Artist
47%inclusion100 decks215 decks
35%synergy
Patron of the Arts
46%inclusion99 decks215 decks
45%synergy
Birgi, God of Storytelling
45%inclusion97 decks215 decks
40%synergy
Pitiless Plunderer
45%inclusion97 decks215 decks
37%synergy
Mindslicer
45%inclusion96 decks215 decks
44%synergy
Mayhem Devil
45%inclusion96 decks215 decks
35%synergy
Carrion Feeder
40%inclusion87 decks215 decks
36%synergy
Skirk Prospector
40%inclusion85 decks215 decks
37%synergy
Offalsnout
39%inclusion83 decks215 decks
39%synergy
Thunderscape Familiar
33%inclusion70 decks215 decks
32%synergy
_____ Goblin
32%inclusion68 decks215 decks
31%synergy
Atsushi, the Blazing Sky
31%inclusion67 decks215 decks
29%synergy
Cathodion
30%inclusion64 decks215 decks
30%synergy
Deadpool, Trading Card
29%inclusion63 decks215 decks
27%synergy
Dualcaster Mage
29%inclusion63 decks215 decks
25%synergy
Master of Dark Rites
29%inclusion62 decks215 decks
28%synergy
Prosper, Tome-Bound
27%inclusion59 decks215 decks
25%synergy
Treasonous Ogre
26%inclusion55 decks215 decks
24%synergy
Hoarding Broodlord
24%inclusion52 decks215 decks
22%synergy
Spider-Punk
24%inclusion51 decks212 decks
23%synergy
Pawn of Ulamog
21%inclusion45 decks215 decks
19%synergy
Accursed Marauder
20%inclusion44 decks215 decks
15%synergy
Valki, God of Lies
20%inclusion42 decks215 decks
18%synergy
Ruthless Technomancer
18%inclusion39 decks215 decks
16%synergy
Reassembling Skeleton
18%inclusion39 decks215 decks
15%synergy
Opposition Agent
18%inclusion39 decks215 decks
13%synergy
Nine-Lives Familiar
17%inclusion36 decks215 decks
16%synergy
Dauthi Voidwalker
16%inclusion34 decks215 decks
9%synergy
Zulaport Cutthroat
16%inclusion34 decks215 decks
7%synergy
Myr Moonvessel
15%inclusion33 decks215 decks
15%synergy
Popular Egotist
14%inclusion30 decks215 decks
14%synergy
Treasure Nabber
12%inclusion25 decks215 decks
9%synergy
Braids, Arisen Nightmare
12%inclusion25 decks215 decks
4%synergy
Plaguecrafter
11%inclusion24 decks215 decks
7%synergy
Mahadi, Emporium Master
11%inclusion24 decks215 decks
6%synergy
Solemn Simulacrum
11%inclusion24 decks215 decks
-2%synergy
Susurian Voidborn
9.3%inclusion20 decks215 decks
9%synergy
Instants
Flare of Duplication
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66%synergy
Cabal Ritual
61%inclusion132 decks215 decks
56%synergy
Entomb
61%inclusion131 decks215 decks
54%synergy
Songs of the Damned
57%inclusion123 decks215 decks
56%synergy
Deflecting Swat
57%inclusion122 decks215 decks
40%synergy
Red Elemental Blast
54%inclusion117 decks215 decks
48%synergy
Saw in Half
52%inclusion112 decks215 decks
48%synergy
Pyroblast
51%inclusion109 decks215 decks
45%synergy
Deadly Rollick
30%inclusion65 decks215 decks
17%synergy
Flare of Malice
27%inclusion59 decks215 decks
25%synergy
Untimely Malfunction
27%inclusion59 decks215 decks
20%synergy
Deadly Dispute
24%inclusion52 decks215 decks
12%synergy
Bolt Bend
18%inclusion39 decks215 decks
14%synergy
Redirect Lightning
17%inclusion33 decks196 decks
11%synergy
Withering Torment
16%inclusion35 decks215 decks
8%synergy
Abrade
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4%synergy
Chaos Warp
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-15%synergy
Fell the Profane
15%inclusion32 decks215 decks
6%synergy
Malakir Rebirth
14%inclusion31 decks215 decks
6%synergy
Rakdos Charm
13%inclusion27 decks215 decks
-2%synergy
Village Rites
12%inclusion26 decks215 decks
3%synergy
Corrupted Conviction
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7%synergy
Seething Song
11%inclusion23 decks215 decks
4%synergy
The Last Agni Kai
10%inclusion12 decks116 decks
7%synergy
Not Dead After All
8.4%inclusion18 decks215 decks
5%synergy
Tibalt's Trickery
8.4%inclusion18 decks215 decks
4%synergy
Desperate Ritual
7.9%inclusion17 decks215 decks
5%synergy
Imp's Mischief
6.5%inclusion14 decks215 decks
3%synergy
Final Fortune
6.0%inclusion13 decks215 decks
4%synergy
Pyretic Ritual
6.0%inclusion13 decks215 decks
3%synergy
Lightning Bolt
6.0%inclusion13 decks215 decks
-5%synergy
Terminate
5.1%inclusion11 decks215 decks
-14%synergy
Sorceries
Rite of Flame
53%inclusion113 decks215 decks
49%synergy
Diabolic Intent
53%inclusion113 decks215 decks
45%synergy
Victimize
33%inclusion71 decks215 decks
21%synergy
Gamble
31%inclusion67 decks215 decks
22%synergy
Unearth
25%inclusion54 decks215 decks
22%synergy
Jeska's Will
25%inclusion54 decks215 decks
10%synergy
Cabal Therapy
24%inclusion52 decks215 decks
24%synergy
Buried Alive
24%inclusion52 decks215 decks
18%synergy
Blasphemous Act
21%inclusion46 decks215 decks
-12%synergy
Feed the Swarm
19%inclusion41 decks215 decks
3%synergy
Agadeem's Awakening
15%inclusion33 decks215 decks
12%synergy
Desperate Plea
15%inclusion16 decks105 decks
15%synergy
Molten Duplication
13%inclusion28 decks215 decks
11%synergy
Toxic Deluge
11%inclusion24 decks215 decks
-7%synergy
Lively Dirge
11%inclusion23 decks215 decks
9%synergy
Dread Return
8.8%inclusion19 decks215 decks
4%synergy
Scheming Symmetry
7.9%inclusion17 decks215 decks
6%synergy
Twinflame
7.0%inclusion15 decks215 decks
4%synergy
Mana Geyser
6.5%inclusion14 decks215 decks
0%synergy
Vandalblast
6.0%inclusion13 decks215 decks
-10%synergy
Claim the Firstborn
5.6%inclusion12 decks215 decks
5%synergy
Seize the Spotlight
5.6%inclusion12 decks215 decks
4%synergy
Wheel of Fortune
5.6%inclusion12 decks215 decks
1%synergy
Mutinous Massacre
5.1%inclusion11 decks215 decks
4%synergy
Unmarked Grave
5.1%inclusion11 decks215 decks
3%synergy
Insatiable Avarice
5.1%inclusion11 decks215 decks
2%synergy
Grim Tutor
5.1%inclusion11 decks215 decks
1%synergy
Utility Artifacts
Phyrexian Altar
71%inclusion153 decks215 decks
68%synergy
Jet Medallion
32%inclusion68 decks215 decks
28%synergy
Wishclaw Talisman
32%inclusion68 decks215 decks
26%synergy
Altar of Dementia
25%inclusion53 decks215 decks
22%synergy
The One Ring
10%inclusion22 decks215 decks
2%synergy
Defense Grid
5.6%inclusion12 decks215 decks
5%synergy
Lightning Greaves
5.1%inclusion11 decks215 decks
-20%synergy
Enchantments
Goblin Bombardment
23%inclusion50 decks215 decks
18%synergy
Necropotence
20%inclusion42 decks215 decks
14%synergy
Animate Dead
19%inclusion40 decks215 decks
10%synergy
Carnival of Souls
18%inclusion39 decks215 decks
18%synergy
Into the Pit
15%inclusion32 decks215 decks
14%synergy
Utility Lands
Phyrexian Tower
67%inclusion144 decks215 decks
58%synergy
Crystal Vein
24%inclusion52 decks215 decks
23%synergy
City of Traitors
20%inclusion43 decks215 decks
19%synergy
Emergence Zone
19%inclusion41 decks215 decks
17%synergy
High Market
15%inclusion32 decks215 decks
12%synergy
Bojuka Bog
14%inclusion30 decks215 decks
-16%synergy
Takenuma, Abandoned Mire
13%inclusion28 decks215 decks
4%synergy
Urborg, Tomb of Yawgmoth
12%inclusion26 decks215 decks
3%synergy
Vault of Whispers
12%inclusion25 decks215 decks
7%synergy
Spymaster's Vault
10%inclusion21 decks215 decks
7%synergy
Urza's Saga
8.4%inclusion18 decks215 decks
1%synergy
Great Furnace
7.9%inclusion17 decks215 decks
2%synergy
Midgar, City of Mako
6.0%inclusion13 decks215 decks
2%synergy
Susur Secundi, Void Altar
5.6%inclusion12 decks215 decks
3%synergy
Mana Artifacts
Arcane Signet
98%inclusion211 decks215 decks
26%synergy
Sol Ring
97%inclusion209 decks215 decks
13%synergy
Talisman of Indulgence
84%inclusion180 decks215 decks
56%synergy
Lotus Petal
57%inclusion122 decks215 decks
50%synergy
Fellwar Stone
37%inclusion79 decks215 decks
16%synergy
Rakdos Signet
33%inclusion72 decks215 decks
8%synergy
Mox Opal
15%inclusion32 decks215 decks
10%synergy
Springleaf Drum
14%inclusion31 decks215 decks
12%synergy
Mox Diamond
12%inclusion26 decks215 decks
8%synergy
Mind Stone
11%inclusion24 decks215 decks
-4%synergy
Cursed Mirror
10%inclusion22 decks215 decks
5%synergy
The Soul Stone
7.2%inclusion15 decks208 decks
3%synergy
Mox Amber
6.5%inclusion14 decks215 decks
2%synergy
Lands
Command Tower
97%inclusion209 decks215 decks
23%synergy
Sulfurous Springs
83%inclusion178 decks215 decks
59%synergy
Blood Crypt
72%inclusion154 decks215 decks
34%synergy
Bloodstained Mire
69%inclusion148 decks215 decks
58%synergy
Luxury Suite
61%inclusion131 decks215 decks
37%synergy
Blazemire Verge
53%inclusion114 decks215 decks
42%synergy
Mount Doom
52%inclusion111 decks215 decks
46%synergy
Marsh Flats
48%inclusion104 decks215 decks
38%synergy
Mana Confluence
47%inclusion102 decks215 decks
40%synergy
City of Brass
47%inclusion102 decks215 decks
40%synergy
Polluted Delta
46%inclusion99 decks215 decks
34%synergy
Badlands
46%inclusion99 decks215 decks
33%synergy
Dragonskull Summit
42%inclusion90 decks215 decks
7%synergy
Verdant Catacombs
41%inclusion88 decks215 decks
30%synergy
Smoldering Marsh
35%inclusion75 decks215 decks
1%synergy
Exotic Orchard
35%inclusion75 decks215 decks
-2%synergy
Cavern of Souls
33%inclusion72 decks215 decks
26%synergy
Arid Mesa
33%inclusion72 decks215 decks
23%synergy
Raucous Theater
33%inclusion72 decks215 decks
23%synergy
Gemstone Caverns
33%inclusion70 decks215 decks
28%synergy
Graven Cairns
30%inclusion65 decks215 decks
21%synergy
Tainted Peak
30%inclusion65 decks215 decks
19%synergy
Wooded Foothills
29%inclusion62 decks215 decks
18%synergy
Scalding Tarn
27%inclusion59 decks215 decks
17%synergy
Foreboding Ruins
24%inclusion52 decks215 decks
9%synergy
Starting Town
22%inclusion47 decks215 decks
19%synergy
Shadowblood Ridge
21%inclusion45 decks215 decks
8%synergy
Haunted Ridge
20%inclusion42 decks215 decks
3%synergy
Lazotep Quarry
17%inclusion37 decks215 decks
16%synergy
Blightstep Pathway
17%inclusion37 decks215 decks
9%synergy
Blackcleave Cliffs
15%inclusion33 decks215 decks
9%synergy
Talon Gates of Madara
14%inclusion31 decks215 decks
12%synergy
Temple of Malice
12%inclusion25 decks215 decks
-2%synergy
Canyon Slough
7.4%inclusion16 decks215 decks
-1%synergy
Rakdos Carnarium
7.0%inclusion15 decks215 decks
-5%synergy
Evolving Wilds
7.0%inclusion15 decks215 decks
-14%synergy
Fabled Passage
5.1%inclusion11 decks215 decks
-4%synergy