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
3.7%inclusion181 decks4.87K decks
Dargo, the Shipwrecker // Tevesh Szat, Doom of Fools
0.5%inclusion2 decks394 decks
Silvar, Devourer of the Free // Trynn, Champion of Freedom
0.0%inclusion1 decks3.78K decks
The Balrog, Durin's Bane
0.1%inclusion1 decks1.67K decks
Dargo, the Shipwrecker // Tormod, the Desecrator
1.3%inclusion1 decks75 decks
Child of Alara
0.0%inclusion1 decks7.95K decks
Carnage, Crimson Chaos
0.2%inclusion1 decks524 decks
Extus, Oriq Overlord
0.0%inclusion1 decks5.49K decks
Missy
0.0%inclusion1 decks2.02K decks
Rograkh, Son of Rohgahh // Silas Renn, Seeker Adept
0.0%inclusion1 decks5.75K decks
New Cards
Redirect Lightning
15%inclusion26 decks171 decks
10%synergy
Desperate Plea
12%inclusion9 decks74 decks
12%synergy
The Last Agni Kai
9.2%inclusion8 decks87 decks
5%synergy
Foggy Swamp Visions
3.6%inclusion3 decks83 decks
3%synergy
Bender's Waterskin
0.6%inclusion1 decks170 decks
-2%synergy
High Synergy Cards
Ingot Chewer
93%inclusion178 decks191 decks
93%synergy
Burnt Offering
94%inclusion179 decks191 decks
92%synergy
Priest of Urabrask
91%inclusion174 decks191 decks
91%synergy
Shriekmaw
92%inclusion176 decks191 decks
90%synergy
Reckless Barbarian
91%inclusion174 decks191 decks
90%synergy
Forsaken Miner
90%inclusion171 decks191 decks
88%synergy
Impulsive Pilferer
87%inclusion166 decks191 decks
85%synergy
Poxwalkers
85%inclusion162 decks191 decks
84%synergy
Grief
85%inclusion162 decks191 decks
84%synergy
Ashnod's Altar
90%inclusion172 decks191 decks
84%synergy
Top Cards
Dark Ritual
93%inclusion178 decks191 decks
69%synergy
Viscera Seer
85%inclusion162 decks191 decks
77%synergy
Warren Soultrader
84%inclusion161 decks191 decks
79%synergy
Greedy Freebooter
83%inclusion159 decks191 decks
82%synergy
Sacrifice
83%inclusion158 decks191 decks
82%synergy
Fury
81%inclusion155 decks191 decks
80%synergy
Infernal Plunge
78%inclusion149 decks191 decks
77%synergy
Culling the Weak
78%inclusion149 decks191 decks
74%synergy
Reanimate
75%inclusion143 decks191 decks
56%synergy
Blood Pet
74%inclusion142 decks191 decks
73%synergy
Game Changers
Underworld Breach
58%inclusion111 decks191 decks
52%synergy
Demonic Tutor
52%inclusion100 decks191 decks
33%synergy
Vampiric Tutor
52%inclusion99 decks191 decks
36%synergy
Mana Vault
49%inclusion93 decks191 decks
43%synergy
Ancient Tomb
49%inclusion93 decks191 decks
39%synergy
Chrome Mox
47%inclusion89 decks191 decks
41%synergy
Orcish Bowmasters
46%inclusion88 decks191 decks
37%synergy
Lion's Eye Diamond
42%inclusion81 decks191 decks
41%synergy
Grim Monolith
34%inclusion65 decks191 decks
32%synergy
Imperial Seal
32%inclusion61 decks191 decks
27%synergy
Creatures
Dargo, the Shipwrecker
73%inclusion140 decks191 decks
73%synergy
Shambling Ghast
72%inclusion138 decks191 decks
71%synergy
Party Thrasher
71%inclusion136 decks191 decks
70%synergy
Timeline Culler
71%inclusion135 decks191 decks
70%synergy
Pinnacle Monk
69%inclusion131 decks191 decks
64%synergy
Golgari Thug
68%inclusion130 decks191 decks
67%synergy
Boggart Trawler
67%inclusion128 decks191 decks
63%synergy
K'rrik, Son of Yawgmoth
64%inclusion123 decks191 decks
62%synergy
Simian Spirit Guide
59%inclusion112 decks191 decks
53%synergy
Flamekin Harbinger
54%inclusion104 decks191 decks
54%synergy
Charming Scoundrel
52%inclusion100 decks191 decks
51%synergy
Ragavan, Nimble Pilferer
51%inclusion98 decks191 decks
44%synergy
Sephiroth, Fabled SOLDIER
49%inclusion93 decks191 decks
46%synergy
Birgi, God of Storytelling
48%inclusion91 decks191 decks
42%synergy
Mindslicer
47%inclusion90 decks191 decks
47%synergy
Patron of the Arts
45%inclusion86 decks191 decks
44%synergy
Blood Artist
44%inclusion84 decks191 decks
32%synergy
Pitiless Plunderer
42%inclusion81 decks191 decks
34%synergy
Mayhem Devil
42%inclusion80 decks191 decks
32%synergy
Offalsnout
39%inclusion74 decks191 decks
39%synergy
Skirk Prospector
39%inclusion74 decks191 decks
36%synergy
Carrion Feeder
38%inclusion73 decks191 decks
34%synergy
Thunderscape Familiar
33%inclusion63 decks191 decks
33%synergy
_____ Goblin
33%inclusion63 decks191 decks
33%synergy
Atsushi, the Blazing Sky
32%inclusion62 decks191 decks
30%synergy
Cathodion
31%inclusion60 decks191 decks
31%synergy
Deadpool, Trading Card
31%inclusion60 decks191 decks
29%synergy
Master of Dark Rites
31%inclusion59 decks191 decks
30%synergy
Dualcaster Mage
29%inclusion56 decks191 decks
25%synergy
Prosper, Tome-Bound
27%inclusion52 decks191 decks
25%synergy
Spider-Punk
27%inclusion51 decks188 decks
26%synergy
Treasonous Ogre
26%inclusion50 decks191 decks
25%synergy
Hoarding Broodlord
22%inclusion42 decks191 decks
20%synergy
Valki, God of Lies
21%inclusion41 decks191 decks
20%synergy
Ruthless Technomancer
21%inclusion41 decks191 decks
20%synergy
Pawn of Ulamog
20%inclusion39 decks191 decks
18%synergy
Accursed Marauder
20%inclusion38 decks191 decks
14%synergy
Opposition Agent
19%inclusion36 decks191 decks
13%synergy
Nine-Lives Familiar
17%inclusion32 decks191 decks
16%synergy
Myr Moonvessel
14%inclusion27 decks191 decks
14%synergy
Reassembling Skeleton
14%inclusion27 decks191 decks
11%synergy
Dauthi Voidwalker
14%inclusion27 decks191 decks
7%synergy
Braids, Arisen Nightmare
14%inclusion27 decks191 decks
7%synergy
Zulaport Cutthroat
14%inclusion27 decks191 decks
5%synergy
Popular Egotist
14%inclusion26 decks191 decks
13%synergy
Treasure Nabber
13%inclusion25 decks191 decks
11%synergy
Mahadi, Emporium Master
12%inclusion23 decks191 decks
6%synergy
Plaguecrafter
11%inclusion21 decks191 decks
7%synergy
Susurian Voidborn
10%inclusion19 decks191 decks
9%synergy
Solemn Simulacrum
10%inclusion19 decks191 decks
-3%synergy
Instants
Flare of Duplication
73%inclusion140 decks191 decks
71%synergy
Cabal Ritual
65%inclusion125 decks191 decks
60%synergy
Entomb
62%inclusion119 decks191 decks
55%synergy
Songs of the Damned
59%inclusion112 decks191 decks
58%synergy
Deflecting Swat
58%inclusion111 decks191 decks
42%synergy
Red Elemental Blast
57%inclusion109 decks191 decks
51%synergy
Saw in Half
52%inclusion99 decks191 decks
48%synergy
Pyroblast
52%inclusion99 decks191 decks
46%synergy
Deadly Rollick
32%inclusion61 decks191 decks
19%synergy
Untimely Malfunction
30%inclusion58 decks191 decks
23%synergy
Flare of Malice
27%inclusion51 decks191 decks
24%synergy
Deadly Dispute
22%inclusion42 decks191 decks
10%synergy
Bolt Bend
18%inclusion34 decks191 decks
14%synergy
Abrade
15%inclusion29 decks191 decks
4%synergy
Withering Torment
15%inclusion28 decks191 decks
7%synergy
Fell the Profane
14%inclusion26 decks191 decks
5%synergy
Chaos Warp
14%inclusion26 decks191 decks
-17%synergy
Malakir Rebirth
13%inclusion24 decks191 decks
4%synergy
Seething Song
12%inclusion23 decks191 decks
6%synergy
Village Rites
12%inclusion23 decks191 decks
3%synergy
Corrupted Conviction
10%inclusion19 decks191 decks
5%synergy
Rakdos Charm
10%inclusion19 decks191 decks
-5%synergy
Not Dead After All
8.4%inclusion16 decks191 decks
5%synergy
Tibalt's Trickery
8.4%inclusion16 decks191 decks
4%synergy
Desperate Ritual
7.9%inclusion15 decks191 decks
5%synergy
Imp's Mischief
7.3%inclusion14 decks191 decks
4%synergy
Final Fortune
6.8%inclusion13 decks191 decks
5%synergy
Pyretic Ritual
6.8%inclusion13 decks191 decks
4%synergy
Lightning Bolt
6.3%inclusion12 decks191 decks
-5%synergy
Sorceries
Rite of Flame
59%inclusion112 decks191 decks
55%synergy
Diabolic Intent
52%inclusion100 decks191 decks
44%synergy
Gamble
31%inclusion59 decks191 decks
22%synergy
Victimize
29%inclusion55 decks191 decks
16%synergy
Jeska's Will
27%inclusion52 decks191 decks
12%synergy
Cabal Therapy
27%inclusion51 decks191 decks
27%synergy
Unearth
26%inclusion50 decks191 decks
23%synergy
Buried Alive
25%inclusion47 decks191 decks
19%synergy
Blasphemous Act
18%inclusion35 decks191 decks
-15%synergy
Agadeem's Awakening
15%inclusion29 decks191 decks
12%synergy
Feed the Swarm
15%inclusion28 decks191 decks
-2%synergy
Molten Duplication
14%inclusion26 decks191 decks
12%synergy
Lively Dirge
12%inclusion22 decks191 decks
10%synergy
Toxic Deluge
11%inclusion21 decks191 decks
-7%synergy
Dread Return
8.4%inclusion16 decks191 decks
3%synergy
Scheming Symmetry
6.8%inclusion13 decks191 decks
5%synergy
Twinflame
6.8%inclusion13 decks191 decks
4%synergy
Beseech the Mirror
6.3%inclusion12 decks191 decks
3%synergy
Wheel of Fortune
6.3%inclusion12 decks191 decks
1%synergy
Faithless Looting
6.3%inclusion12 decks191 decks
-10%synergy
Grim Tutor
5.8%inclusion11 decks191 decks
2%synergy
Claim the Firstborn
5.2%inclusion10 decks191 decks
5%synergy
Mutinous Massacre
5.2%inclusion10 decks191 decks
4%synergy
Seize the Spotlight
5.2%inclusion10 decks191 decks
3%synergy
Unmarked Grave
5.2%inclusion10 decks191 decks
3%synergy
Insatiable Avarice
5.2%inclusion10 decks191 decks
2%synergy
Mana Geyser
5.2%inclusion10 decks191 decks
-1%synergy
Utility Artifacts
Phyrexian Altar
73%inclusion140 decks191 decks
70%synergy
Jet Medallion
32%inclusion62 decks191 decks
29%synergy
Wishclaw Talisman
29%inclusion56 decks191 decks
24%synergy
Altar of Dementia
26%inclusion50 decks191 decks
24%synergy
The One Ring
10%inclusion20 decks191 decks
2%synergy
Defense Grid
6.3%inclusion12 decks191 decks
5%synergy
Enchantments
Necropotence
21%inclusion40 decks191 decks
16%synergy
Goblin Bombardment
21%inclusion40 decks191 decks
15%synergy
Carnival of Souls
19%inclusion37 decks191 decks
19%synergy
Animate Dead
17%inclusion32 decks191 decks
8%synergy
Into the Pit
14%inclusion26 decks191 decks
13%synergy
Utility Lands
Phyrexian Tower
69%inclusion131 decks191 decks
60%synergy
Crystal Vein
26%inclusion49 decks191 decks
25%synergy
City of Traitors
21%inclusion40 decks191 decks
20%synergy
Emergence Zone
20%inclusion39 decks191 decks
18%synergy
High Market
15%inclusion29 decks191 decks
13%synergy
Takenuma, Abandoned Mire
14%inclusion26 decks191 decks
5%synergy
Urborg, Tomb of Yawgmoth
12%inclusion23 decks191 decks
3%synergy
Bojuka Bog
12%inclusion23 decks191 decks
-18%synergy
Vault of Whispers
11%inclusion21 decks191 decks
7%synergy
Spymaster's Vault
9.4%inclusion18 decks191 decks
7%synergy
Urza's Saga
8.9%inclusion17 decks191 decks
2%synergy
Great Furnace
7.3%inclusion14 decks191 decks
1%synergy
Midgar, City of Mako
6.3%inclusion12 decks191 decks
2%synergy
Susur Secundi, Void Altar
5.2%inclusion10 decks191 decks
3%synergy
Mana Artifacts
Arcane Signet
98%inclusion187 decks191 decks
26%synergy
Sol Ring
97%inclusion186 decks191 decks
14%synergy
Talisman of Indulgence
84%inclusion161 decks191 decks
56%synergy
Lotus Petal
60%inclusion115 decks191 decks
53%synergy
Rakdos Signet
32%inclusion62 decks191 decks
7%synergy
Fellwar Stone
32%inclusion61 decks191 decks
11%synergy
Mox Opal
17%inclusion32 decks191 decks
12%synergy
Springleaf Drum
15%inclusion28 decks191 decks
13%synergy
Mox Diamond
13%inclusion25 decks191 decks
9%synergy
Mind Stone
11%inclusion21 decks191 decks
-4%synergy
Cursed Mirror
10%inclusion19 decks191 decks
4%synergy
The Soul Stone
7.1%inclusion13 decks184 decks
3%synergy
Mox Amber
6.8%inclusion13 decks191 decks
2%synergy
Lands
Command Tower
96%inclusion184 decks191 decks
22%synergy
Sulfurous Springs
81%inclusion154 decks191 decks
57%synergy
Bloodstained Mire
70%inclusion134 decks191 decks
59%synergy
Blood Crypt
70%inclusion134 decks191 decks
33%synergy
Luxury Suite
62%inclusion119 decks191 decks
38%synergy
Mount Doom
54%inclusion104 decks191 decks
48%synergy
Blazemire Verge
53%inclusion102 decks191 decks
42%synergy
Marsh Flats
50%inclusion96 decks191 decks
40%synergy
Polluted Delta
48%inclusion92 decks191 decks
36%synergy
Badlands
48%inclusion92 decks191 decks
35%synergy
City of Brass
48%inclusion91 decks191 decks
40%synergy
Mana Confluence
46%inclusion88 decks191 decks
39%synergy
Verdant Catacombs
42%inclusion81 decks191 decks
32%synergy
Dragonskull Summit
39%inclusion74 decks191 decks
5%synergy
Arid Mesa
37%inclusion70 decks191 decks
26%synergy
Cavern of Souls
36%inclusion68 decks191 decks
28%synergy
Gemstone Caverns
34%inclusion65 decks191 decks
29%synergy
Raucous Theater
34%inclusion65 decks191 decks
24%synergy
Wooded Foothills
31%inclusion60 decks191 decks
21%synergy
Smoldering Marsh
31%inclusion60 decks191 decks
-2%synergy
Graven Cairns
31%inclusion59 decks191 decks
21%synergy
Exotic Orchard
31%inclusion59 decks191 decks
-5%synergy
Scalding Tarn
30%inclusion57 decks191 decks
19%synergy
Tainted Peak
26%inclusion50 decks191 decks
15%synergy
Starting Town
22%inclusion42 decks191 decks
20%synergy
Foreboding Ruins
22%inclusion42 decks191 decks
6%synergy
Shadowblood Ridge
20%inclusion38 decks191 decks
7%synergy
Blightstep Pathway
18%inclusion35 decks191 decks
10%synergy
Haunted Ridge
18%inclusion35 decks191 decks
1%synergy
Blackcleave Cliffs
18%inclusion34 decks191 decks
12%synergy
Lazotep Quarry
17%inclusion33 decks191 decks
16%synergy
Talon Gates of Madara
15%inclusion29 decks191 decks
13%synergy
Temple of Malice
11%inclusion21 decks191 decks
-3%synergy
Rakdos Carnarium
7.3%inclusion14 decks191 decks
-5%synergy
Canyon Slough
5.8%inclusion11 decks191 decks
-2%synergy
Fabled Passage
5.8%inclusion11 decks191 decks
-4%synergy
Evolving Wilds
5.2%inclusion10 decks191 decks
-16%synergy