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
4.0%inclusion193 decks4.88K decks
Dargo, the Shipwrecker // Tevesh Szat, Doom of Fools
0.5%inclusion2 decks398 decks
Silvar, Devourer of the Free // Trynn, Champion of Freedom
0.0%inclusion1 decks3.82K decks
The Balrog, Durin's Bane
0.1%inclusion1 decks1.67K decks
Dargo, the Shipwrecker // Tormod, the Desecrator
1.4%inclusion1 decks74 decks
Eddie Brock
0.0%inclusion1 decks5.93K decks
Child of Alara
0.0%inclusion1 decks8.12K decks
Carnage, Crimson Chaos
0.2%inclusion1 decks559 decks
Extus, Oriq Overlord
0.0%inclusion1 decks5.60K decks
Missy
0.0%inclusion1 decks2.02K decks
New Cards
Hexing Squelcher
39%inclusion9 decks23 decks
36%synergy
Redirect Lightning
18%inclusion33 decks184 decks
12%synergy
Desperate Plea
16%inclusion15 decks92 decks
16%synergy
The Last Agni Kai
10%inclusion10 decks103 decks
6%synergy
Twilight Diviner
9.1%inclusion1 decks11 decks
8%synergy
High Synergy Cards
Ingot Chewer
94%inclusion190 decks203 decks
93%synergy
Burnt Offering
94%inclusion191 decks203 decks
92%synergy
Priest of Urabrask
92%inclusion186 decks203 decks
91%synergy
Shriekmaw
93%inclusion188 decks203 decks
91%synergy
Reckless Barbarian
92%inclusion186 decks203 decks
91%synergy
Forsaken Miner
89%inclusion180 decks203 decks
87%synergy
Poxwalkers
86%inclusion175 decks203 decks
86%synergy
Impulsive Pilferer
87%inclusion177 decks203 decks
85%synergy
Grief
85%inclusion173 decks203 decks
85%synergy
Ashnod's Altar
91%inclusion184 decks203 decks
84%synergy
Top Cards
Dark Ritual
93%inclusion189 decks203 decks
69%synergy
Warren Soultrader
84%inclusion171 decks203 decks
79%synergy
Viscera Seer
84%inclusion171 decks203 decks
76%synergy
Sacrifice
84%inclusion170 decks203 decks
83%synergy
Greedy Freebooter
83%inclusion169 decks203 decks
82%synergy
Fury
82%inclusion166 decks203 decks
81%synergy
Infernal Plunge
79%inclusion160 decks203 decks
78%synergy
Culling the Weak
77%inclusion157 decks203 decks
73%synergy
Reanimate
76%inclusion155 decks203 decks
57%synergy
Blood Pet
75%inclusion153 decks203 decks
74%synergy
Game Changers
Underworld Breach
59%inclusion119 decks203 decks
52%synergy
Demonic Tutor
53%inclusion107 decks203 decks
33%synergy
Vampiric Tutor
52%inclusion105 decks203 decks
36%synergy
Mana Vault
49%inclusion99 decks203 decks
43%synergy
Ancient Tomb
49%inclusion99 decks203 decks
39%synergy
Chrome Mox
47%inclusion95 decks203 decks
41%synergy
Orcish Bowmasters
45%inclusion92 decks203 decks
37%synergy
Lion's Eye Diamond
42%inclusion86 decks203 decks
40%synergy
Grim Monolith
33%inclusion67 decks203 decks
31%synergy
Imperial Seal
32%inclusion64 decks203 decks
26%synergy
Creatures
Dargo, the Shipwrecker
73%inclusion149 decks203 decks
73%synergy
Shambling Ghast
73%inclusion148 decks203 decks
72%synergy
Party Thrasher
71%inclusion144 decks203 decks
69%synergy
Timeline Culler
70%inclusion143 decks203 decks
69%synergy
Pinnacle Monk
69%inclusion140 decks203 decks
64%synergy
Golgari Thug
68%inclusion138 decks203 decks
67%synergy
Boggart Trawler
68%inclusion138 decks203 decks
64%synergy
K'rrik, Son of Yawgmoth
65%inclusion131 decks203 decks
62%synergy
Simian Spirit Guide
57%inclusion116 decks203 decks
51%synergy
Flamekin Harbinger
54%inclusion110 decks203 decks
54%synergy
Charming Scoundrel
52%inclusion106 decks203 decks
51%synergy
Ragavan, Nimble Pilferer
51%inclusion103 decks203 decks
43%synergy
Sephiroth, Fabled SOLDIER
50%inclusion101 decks203 decks
47%synergy
Birgi, God of Storytelling
47%inclusion95 decks203 decks
41%synergy
Patron of the Arts
46%inclusion94 decks203 decks
45%synergy
Mindslicer
45%inclusion91 decks203 decks
44%synergy
Blood Artist
44%inclusion89 decks203 decks
32%synergy
Pitiless Plunderer
43%inclusion88 decks203 decks
35%synergy
Offalsnout
41%inclusion84 decks203 decks
41%synergy
Mayhem Devil
41%inclusion84 decks203 decks
31%synergy
Carrion Feeder
39%inclusion79 decks203 decks
35%synergy
Skirk Prospector
38%inclusion78 decks203 decks
36%synergy
Thunderscape Familiar
35%inclusion71 decks203 decks
35%synergy
_____ Goblin
33%inclusion68 decks203 decks
33%synergy
Atsushi, the Blazing Sky
32%inclusion65 decks203 decks
30%synergy
Cathodion
32%inclusion64 decks203 decks
31%synergy
Deadpool, Trading Card
32%inclusion64 decks203 decks
29%synergy
Master of Dark Rites
30%inclusion61 decks203 decks
29%synergy
Prosper, Tome-Bound
29%inclusion58 decks203 decks
26%synergy
Dualcaster Mage
29%inclusion58 decks203 decks
24%synergy
Spider-Punk
27%inclusion54 decks200 decks
25%synergy
Treasonous Ogre
26%inclusion53 decks203 decks
25%synergy
Hoarding Broodlord
23%inclusion47 decks203 decks
21%synergy
Valki, God of Lies
22%inclusion44 decks203 decks
20%synergy
Pawn of Ulamog
21%inclusion42 decks203 decks
19%synergy
Ruthless Technomancer
20%inclusion41 decks203 decks
19%synergy
Accursed Marauder
20%inclusion40 decks203 decks
14%synergy
Opposition Agent
20%inclusion40 decks203 decks
14%synergy
Nine-Lives Familiar
15%inclusion31 decks203 decks
14%synergy
Myr Moonvessel
15%inclusion30 decks203 decks
15%synergy
Popular Egotist
15%inclusion30 decks203 decks
15%synergy
Reassembling Skeleton
14%inclusion29 decks203 decks
11%synergy
Dauthi Voidwalker
14%inclusion29 decks203 decks
8%synergy
Zulaport Cutthroat
14%inclusion29 decks203 decks
6%synergy
Braids, Arisen Nightmare
14%inclusion28 decks203 decks
7%synergy
Treasure Nabber
12%inclusion25 decks203 decks
10%synergy
Plaguecrafter
12%inclusion24 decks203 decks
7%synergy
Mahadi, Emporium Master
11%inclusion22 decks203 decks
5%synergy
Susurian Voidborn
10%inclusion21 decks203 decks
10%synergy
Solemn Simulacrum
10%inclusion20 decks203 decks
-3%synergy
Instants
Flare of Duplication
72%inclusion146 decks203 decks
69%synergy
Cabal Ritual
64%inclusion130 decks203 decks
59%synergy
Entomb
63%inclusion128 decks203 decks
56%synergy
Deflecting Swat
60%inclusion121 decks203 decks
43%synergy
Songs of the Damned
59%inclusion120 decks203 decks
58%synergy
Red Elemental Blast
56%inclusion113 decks203 decks
50%synergy
Saw in Half
51%inclusion104 decks203 decks
47%synergy
Pyroblast
50%inclusion102 decks203 decks
44%synergy
Deadly Rollick
31%inclusion63 decks203 decks
17%synergy
Untimely Malfunction
29%inclusion58 decks203 decks
21%synergy
Flare of Malice
27%inclusion54 decks203 decks
24%synergy
Deadly Dispute
23%inclusion47 decks203 decks
11%synergy
Bolt Bend
19%inclusion38 decks203 decks
14%synergy
Fell the Profane
15%inclusion31 decks203 decks
6%synergy
Abrade
15%inclusion31 decks203 decks
4%synergy
Withering Torment
15%inclusion30 decks203 decks
7%synergy
Malakir Rebirth
14%inclusion29 decks203 decks
6%synergy
Chaos Warp
13%inclusion26 decks203 decks
-17%synergy
Village Rites
12%inclusion24 decks203 decks
3%synergy
Seething Song
11%inclusion23 decks203 decks
5%synergy
Corrupted Conviction
10%inclusion20 decks203 decks
5%synergy
Rakdos Charm
10%inclusion20 decks203 decks
-5%synergy
Desperate Ritual
8.4%inclusion17 decks203 decks
6%synergy
Not Dead After All
8.4%inclusion17 decks203 decks
5%synergy
Tibalt's Trickery
7.9%inclusion16 decks203 decks
3%synergy
Imp's Mischief
7.4%inclusion15 decks203 decks
4%synergy
Final Fortune
6.4%inclusion13 decks203 decks
4%synergy
Pyretic Ritual
6.4%inclusion13 decks203 decks
3%synergy
Lightning Bolt
6.4%inclusion13 decks203 decks
-5%synergy
Sorceries
Rite of Flame
57%inclusion116 decks203 decks
53%synergy
Diabolic Intent
52%inclusion106 decks203 decks
44%synergy
Victimize
31%inclusion63 decks203 decks
19%synergy
Gamble
31%inclusion62 decks203 decks
22%synergy
Jeska's Will
27%inclusion54 decks203 decks
11%synergy
Cabal Therapy
26%inclusion53 decks203 decks
26%synergy
Unearth
26%inclusion52 decks203 decks
22%synergy
Buried Alive
24%inclusion49 decks203 decks
18%synergy
Blasphemous Act
18%inclusion36 decks203 decks
-15%synergy
Agadeem's Awakening
16%inclusion33 decks203 decks
13%synergy
Feed the Swarm
16%inclusion32 decks203 decks
-1%synergy
Molten Duplication
13%inclusion27 decks203 decks
11%synergy
Lively Dirge
11%inclusion23 decks203 decks
10%synergy
Toxic Deluge
10%inclusion21 decks203 decks
-8%synergy
Dread Return
8.4%inclusion17 decks203 decks
3%synergy
Scheming Symmetry
6.9%inclusion14 decks203 decks
5%synergy
Twinflame
6.9%inclusion14 decks203 decks
4%synergy
Unmarked Grave
5.9%inclusion12 decks203 decks
4%synergy
Insatiable Avarice
5.9%inclusion12 decks203 decks
3%synergy
Grim Tutor
5.9%inclusion12 decks203 decks
2%synergy
Wheel of Fortune
5.9%inclusion12 decks203 decks
1%synergy
Mana Geyser
5.9%inclusion12 decks203 decks
-1%synergy
Faithless Looting
5.9%inclusion12 decks203 decks
-10%synergy
Claim the Firstborn
5.4%inclusion11 decks203 decks
5%synergy
Seize the Spotlight
5.4%inclusion11 decks203 decks
4%synergy
Beseech the Mirror
5.4%inclusion11 decks203 decks
2%synergy
Utility Artifacts
Phyrexian Altar
73%inclusion149 decks203 decks
70%synergy
Jet Medallion
31%inclusion63 decks203 decks
27%synergy
Wishclaw Talisman
29%inclusion58 decks203 decks
23%synergy
Altar of Dementia
25%inclusion51 decks203 decks
23%synergy
The One Ring
10%inclusion21 decks203 decks
2%synergy
Defense Grid
5.9%inclusion12 decks203 decks
5%synergy
Enchantments
Carnival of Souls
20%inclusion41 decks203 decks
20%synergy
Goblin Bombardment
20%inclusion41 decks203 decks
15%synergy
Necropotence
20%inclusion40 decks203 decks
14%synergy
Animate Dead
17%inclusion35 decks203 decks
8%synergy
Into the Pit
14%inclusion28 decks203 decks
13%synergy
Utility Lands
Phyrexian Tower
69%inclusion140 decks203 decks
60%synergy
Crystal Vein
25%inclusion51 decks203 decks
24%synergy
City of Traitors
21%inclusion43 decks203 decks
20%synergy
Emergence Zone
19%inclusion39 decks203 decks
17%synergy
High Market
15%inclusion30 decks203 decks
12%synergy
Takenuma, Abandoned Mire
13%inclusion27 decks203 decks
4%synergy
Bojuka Bog
12%inclusion25 decks203 decks
-17%synergy
Urborg, Tomb of Yawgmoth
12%inclusion24 decks203 decks
3%synergy
Vault of Whispers
11%inclusion23 decks203 decks
7%synergy
Spymaster's Vault
10%inclusion20 decks203 decks
7%synergy
Urza's Saga
8.9%inclusion18 decks203 decks
2%synergy
Great Furnace
7.9%inclusion16 decks203 decks
2%synergy
Midgar, City of Mako
6.4%inclusion13 decks203 decks
3%synergy
Susur Secundi, Void Altar
5.4%inclusion11 decks203 decks
3%synergy
Mana Artifacts
Arcane Signet
98%inclusion199 decks203 decks
26%synergy
Sol Ring
98%inclusion198 decks203 decks
14%synergy
Talisman of Indulgence
84%inclusion171 decks203 decks
56%synergy
Lotus Petal
60%inclusion121 decks203 decks
52%synergy
Fellwar Stone
35%inclusion71 decks203 decks
14%synergy
Rakdos Signet
33%inclusion66 decks203 decks
7%synergy
Mox Opal
16%inclusion32 decks203 decks
11%synergy
Springleaf Drum
14%inclusion29 decks203 decks
12%synergy
Mox Diamond
12%inclusion25 decks203 decks
8%synergy
Mind Stone
11%inclusion22 decks203 decks
-4%synergy
Cursed Mirror
10%inclusion20 decks203 decks
4%synergy
The Soul Stone
7.1%inclusion14 decks196 decks
3%synergy
Mox Amber
5.9%inclusion12 decks203 decks
1%synergy
Lands
Command Tower
97%inclusion197 decks203 decks
23%synergy
Sulfurous Springs
82%inclusion167 decks203 decks
59%synergy
Bloodstained Mire
70%inclusion143 decks203 decks
59%synergy
Blood Crypt
70%inclusion143 decks203 decks
33%synergy
Luxury Suite
64%inclusion129 decks203 decks
39%synergy
Mount Doom
55%inclusion111 decks203 decks
49%synergy
Blazemire Verge
53%inclusion108 decks203 decks
42%synergy
Marsh Flats
50%inclusion101 decks203 decks
39%synergy
City of Brass
49%inclusion99 decks203 decks
41%synergy
Polluted Delta
48%inclusion98 decks203 decks
36%synergy
Badlands
48%inclusion98 decks203 decks
35%synergy
Mana Confluence
48%inclusion97 decks203 decks
41%synergy
Verdant Catacombs
43%inclusion87 decks203 decks
32%synergy
Dragonskull Summit
39%inclusion80 decks203 decks
5%synergy
Raucous Theater
35%inclusion71 decks203 decks
25%synergy
Gemstone Caverns
34%inclusion70 decks203 decks
29%synergy
Cavern of Souls
34%inclusion69 decks203 decks
27%synergy
Arid Mesa
34%inclusion69 decks203 decks
24%synergy
Smoldering Marsh
33%inclusion68 decks203 decks
0%synergy
Exotic Orchard
32%inclusion64 decks203 decks
-5%synergy
Wooded Foothills
30%inclusion60 decks203 decks
19%synergy
Graven Cairns
29%inclusion59 decks203 decks
20%synergy
Scalding Tarn
29%inclusion58 decks203 decks
18%synergy
Tainted Peak
29%inclusion58 decks203 decks
17%synergy
Foreboding Ruins
23%inclusion46 decks203 decks
7%synergy
Starting Town
22%inclusion45 decks203 decks
20%synergy
Shadowblood Ridge
20%inclusion41 decks203 decks
7%synergy
Haunted Ridge
19%inclusion39 decks203 decks
2%synergy
Blightstep Pathway
19%inclusion38 decks203 decks
11%synergy
Lazotep Quarry
18%inclusion36 decks203 decks
17%synergy
Blackcleave Cliffs
17%inclusion34 decks203 decks
10%synergy
Talon Gates of Madara
15%inclusion30 decks203 decks
12%synergy
Temple of Malice
12%inclusion24 decks203 decks
-2%synergy
Rakdos Carnarium
7.4%inclusion15 decks203 decks
-5%synergy
Canyon Slough
5.9%inclusion12 decks203 decks
-2%synergy
Fabled Passage
5.4%inclusion11 decks203 decks
-4%synergy