Eirdu, Carrier of Dawn
Solemnity
Umbral Collar Zealot

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield (Eirdu as Isilu, Carrier of Twilight on the battlefield).
You control another nontoken creature without a -1/-1 counter on it.

   Steps

How does this combo work?
1
Activate Umbral Collar Zealot by sacrificing another nontoken creature without a -1/-1 counter on it.
2
When the creature dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to Solemnity.
3
Resolve the Umbral Collar Zealot ability.
4
Repeat.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite sacrifice triggers
Infinite death triggers
Infinite surveil
Eirdu, Carrier of Dawn
21%inclusion751 decks3.58K decks
Karai, Future of the Foot
0.6%inclusion1 decks156 decks
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New Cards
Rhys, the Evermore
35%inclusion226 decks646 decks
34%synergy
Brigid, Clachan's Heart
33%inclusion1 decks3 decks
31%synergy
Emptiness
32%inclusion249 decks771 decks
32%synergy
Bitterbloom Bearer
32%inclusion243 decks771 decks
30%synergy
Formidable Speaker
25%inclusion1 decks4 decks
22%synergy
High Synergy Cards
Murderous Redcap
100%inclusion6 decks6 decks
98%synergy
Viscera Seer
86%inclusion666 decks771 decks
78%synergy
Goblin Bombardment
83%inclusion5 decks6 decks
78%synergy
Elas il-Kor, Sadistic Pilgrim
83%inclusion639 decks771 decks
73%synergy
Ashnod's Altar
78%inclusion600 decks771 decks
71%synergy
Vizier of Remedies
71%inclusion551 decks771 decks
71%synergy
Cruel Celebrant
78%inclusion605 decks771 decks
71%synergy
Mikaeus, the Unhallowed
73%inclusion562 decks771 decks
70%synergy
Zulaport Cutthroat
78%inclusion601 decks771 decks
70%synergy
Blood Artist
80%inclusion620 decks771 decks
69%synergy
Top Cards
Swords to Plowshares
78%inclusion600 decks771 decks
17%synergy
Pitiless Plunderer
76%inclusion584 decks771 decks
67%synergy
Geralf's Messenger
68%inclusion528 decks771 decks
68%synergy
Marionette Apprentice
68%inclusion523 decks771 decks
63%synergy
Luminous Broodmoth
68%inclusion522 decks771 decks
65%synergy
Carrion Feeder
68%inclusion522 decks771 decks
63%synergy
Cathars' Crusade
67%inclusion519 decks771 decks
62%synergy
Skullclamp
66%inclusion511 decks771 decks
55%synergy
Path to Exile
65%inclusion502 decks771 decks
18%synergy
Solemn Simulacrum
64%inclusion496 decks771 decks
52%synergy
Game Changers
Demonic Tutor
28%inclusion219 decks771 decks
9%synergy
Smothering Tithe
22%inclusion172 decks771 decks
1%synergy
Vampiric Tutor
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5%synergy
Teferi's Protection
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2%synergy
Ancient Tomb
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1%synergy
Bolas's Citadel
10%inclusion76 decks771 decks
2%synergy
The One Ring
8.9%inclusion69 decks771 decks
1%synergy
Orcish Bowmasters
8.8%inclusion68 decks771 decks
0%synergy
Necropotence
7.7%inclusion59 decks771 decks
3%synergy
Imperial Seal
5.3%inclusion41 decks771 decks
0%synergy
Creatures
Sakura-Tribe Elder
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59%synergy
Warren Soultrader
64%inclusion494 decks771 decks
59%synergy
Grim Haruspex
62%inclusion480 decks771 decks
59%synergy
Corpse Knight
59%inclusion454 decks771 decks
54%synergy
Gray Merchant of Asphodel
54%inclusion415 decks771 decks
45%synergy
Morbid Opportunist
50%inclusion388 decks771 decks
43%synergy
Bartolomé del Presidio
50%inclusion387 decks771 decks
46%synergy
Thermopod
50%inclusion3 decks6 decks
50%synergy
Mayhem Devil
50%inclusion3 decks6 decks
40%synergy
Scholar of New Horizons
49%inclusion377 decks771 decks
48%synergy
Butcher Ghoul
49%inclusion375 decks771 decks
48%synergy
Woe Strider
46%inclusion352 decks771 decks
44%synergy
Sephiroth, Fabled SOLDIER
46%inclusion352 decks771 decks
43%synergy
Witch Enchanter
45%inclusion346 decks771 decks
38%synergy
Elenda, the Dusk Rose
42%inclusion326 decks771 decks
37%synergy
Yawgmoth, Thran Physician
42%inclusion324 decks771 decks
39%synergy
Midnight Reaper
37%inclusion285 decks771 decks
34%synergy
Esper Sentinel
35%inclusion273 decks771 decks
17%synergy
Zack Fair
33%inclusion255 decks771 decks
31%synergy
Sun Titan
32%inclusion247 decks771 decks
24%synergy
Braids, Arisen Nightmare
31%inclusion239 decks771 decks
24%synergy
Lotho, Corrupt Shirriff
30%inclusion235 decks771 decks
18%synergy
Junji, the Midnight Sky
30%inclusion232 decks771 decks
28%synergy
Teysa Karlov
27%inclusion210 decks771 decks
23%synergy
Syr Konrad, the Grim
26%inclusion199 decks771 decks
18%synergy
Accursed Marauder
25%inclusion194 decks771 decks
20%synergy
Vengeful Bloodwitch
25%inclusion193 decks771 decks
23%synergy
Mutable Explorer
25%inclusion1 decks4 decks
24%synergy
Welcoming Vampire
25%inclusion191 decks771 decks
19%synergy
Pawn of Ulamog
25%inclusion190 decks771 decks
23%synergy
Charismatic Conqueror
23%inclusion174 decks771 decks
19%synergy
Voice of Victory
22%inclusion169 decks771 decks
15%synergy
Selfless Spirit
21%inclusion160 decks771 decks
16%synergy
Enduring Innocence
20%inclusion152 decks771 decks
16%synergy
Grand Abolisher
18%inclusion136 decks771 decks
9%synergy
The Duke, Rebel Sentry
18%inclusion125 decks714 decks
17%synergy
Chaos Spewer
17%inclusion1 decks6 decks
16%synergy
Triskelion
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16%synergy
Twilight Diviner
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8%synergy
Yahenni, Undying Partisan
14%inclusion109 decks771 decks
11%synergy
Spirited Companion
14%inclusion109 decks771 decks
10%synergy
Agent Venom
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12%synergy
Solitude
12%inclusion90 decks771 decks
10%synergy
Karmic Guide
11%inclusion86 decks771 decks
8%synergy
Boromir, Warden of the Tower
11%inclusion81 decks771 decks
7%synergy
Boggart Trawler
10%inclusion79 decks771 decks
6%synergy
Shriekmaw
10%inclusion75 decks771 decks
8%synergy
Teysa, Orzhov Scion
10%inclusion74 decks771 decks
8%synergy
Guardian of Faith
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8%synergy
Instants
Assassin's Trophy
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44%synergy
Dark Ritual
64%inclusion492 decks771 decks
39%synergy
Deadly Dispute
61%inclusion472 decks771 decks
49%synergy
Village Rites
54%inclusion419 decks771 decks
45%synergy
Anguished Unmaking
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28%synergy
First Day of Class
50%inclusion3 decks6 decks
50%synergy
Flare of Fortitude
37%inclusion283 decks771 decks
33%synergy
Generous Gift
36%inclusion274 decks771 decks
14%synergy
Corrupted Conviction
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27%synergy
Inkshield
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22%synergy
Fell the Profane
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18%synergy
Despark
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11%synergy
Malakir Rebirth
22%inclusion171 decks771 decks
14%synergy
Deadly Rollick
21%inclusion162 decks771 decks
7%synergy
Plumb the Forbidden
17%inclusion131 decks771 decks
15%synergy
Culling the Weak
16%inclusion122 decks771 decks
12%synergy
Fracture
15%inclusion117 decks771 decks
10%synergy
Enlightened Tutor
15%inclusion113 decks771 decks
0%synergy
Silence
13%inclusion101 decks771 decks
7%synergy
Stroke of Midnight
13%inclusion98 decks771 decks
2%synergy
Dawn's Truce
12%inclusion92 decks771 decks
5%synergy
Mortify
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-1%synergy
Flawless Maneuver
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-2%synergy
Flare of Malice
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6%synergy
Clever Concealment
8.0%inclusion62 decks771 decks
4%synergy
Duty Beyond Death
7.9%inclusion61 decks771 decks
7%synergy
Reprieve
7.8%inclusion60 decks771 decks
3%synergy
Saw in Half
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3%synergy
Imp's Mischief
6.9%inclusion53 decks771 decks
3%synergy
Cabal Ritual
5.1%inclusion39 decks771 decks
0%synergy
Sorceries
Damn
54%inclusion419 decks771 decks
39%synergy
Victimize
53%inclusion407 decks771 decks
40%synergy
Reanimate
48%inclusion369 decks771 decks
29%synergy
Diabolic Intent
42%inclusion324 decks771 decks
34%synergy
Toxic Deluge
34%inclusion263 decks771 decks
16%synergy
Night's Whisper
22%inclusion168 decks771 decks
13%synergy
Blasphemous Edict
18%inclusion137 decks771 decks
12%synergy
Austere Command
16%inclusion124 decks771 decks
4%synergy
Sign in Blood
15%inclusion119 decks771 decks
7%synergy
Sevinne's Reclamation
11%inclusion83 decks771 decks
4%synergy
Agadeem's Awakening
10%inclusion76 decks771 decks
7%synergy
Living Death
10%inclusion74 decks771 decks
4%synergy
Morningtide's Light
8.3%inclusion64 decks771 decks
8%synergy
Dread Return
7.9%inclusion61 decks771 decks
3%synergy
Vindicate
7.9%inclusion61 decks771 decks
2%synergy
Farewell
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-5%synergy
Grim Tutor
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3%synergy
Wrath of God
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2%synergy
Rite of Oblivion
6.5%inclusion50 decks771 decks
4%synergy
Exsanguinate
6.5%inclusion50 decks771 decks
0%synergy
Feed the Swarm
6.4%inclusion49 decks771 decks
-10%synergy
Beseech the Mirror
6.2%inclusion48 decks771 decks
3%synergy
Damnation
6.0%inclusion46 decks771 decks
-1%synergy
Diabolic Tutor
5.1%inclusion39 decks771 decks
0%synergy
Utility Artifacts
Phyrexian Altar
60%inclusion464 decks771 decks
57%synergy
Lightning Greaves
48%inclusion372 decks771 decks
24%synergy
Altar of Dementia
48%inclusion369 decks771 decks
46%synergy
Blasting Station
33%inclusion253 decks771 decks
32%synergy
Swiftfoot Boots
27%inclusion206 decks771 decks
0%synergy
Oketra's Monument
18%inclusion138 decks771 decks
16%synergy
Jet Medallion
13%inclusion104 decks771 decks
10%synergy
Pearl Medallion
11%inclusion88 decks771 decks
9%synergy
Spawning Pit
7.5%inclusion58 decks771 decks
7%synergy
Wayfarer's Bauble
5.4%inclusion42 decks771 decks
-2%synergy
Enchantments
Bastion of Remembrance
64%inclusion491 decks771 decks
57%synergy
The Meathook Massacre
42%inclusion323 decks771 decks
37%synergy
Thran Vigil
38%inclusion295 decks771 decks
38%synergy
Black Market Connections
36%inclusion277 decks771 decks
24%synergy
Phyrexian Arena
31%inclusion242 decks771 decks
16%synergy
Grave Pact
29%inclusion220 decks771 decks
24%synergy
Bitterblossom
28%inclusion217 decks771 decks
24%synergy
Sothera, the Supervoid
13%inclusion102 decks771 decks
12%synergy
Funeral Room // Awakening Hall
12%inclusion95 decks771 decks
11%synergy
Land Tax
12%inclusion95 decks771 decks
6%synergy
Dictate of Erebos
11%inclusion84 decks771 decks
8%synergy
Barrensteppe Siege
11%inclusion81 decks771 decks
9%synergy
Grave Venerations
7.7%inclusion49 decks639 decks
6%synergy
Martyr's Cause
7.7%inclusion59 decks771 decks
7%synergy
Animate Dead
7.3%inclusion56 decks771 decks
-1%synergy
Trouble in Pairs
6.2%inclusion48 decks771 decks
2%synergy
Fanatical Devotion
6.1%inclusion47 decks771 decks
6%synergy
Felidar Retreat
6.1%inclusion47 decks771 decks
0%synergy
Blind Obedience
5.4%inclusion42 decks771 decks
0%synergy
Planeswalkers
Liliana, Dreadhorde General
18%inclusion138 decks771 decks
14%synergy
Elspeth, Storm Slayer
7.5%inclusion58 decks771 decks
3%synergy
Utility Lands
Phyrexian Tower
53%inclusion412 decks771 decks
45%synergy
Bojuka Bog
46%inclusion357 decks771 decks
17%synergy
Urborg, Tomb of Yawgmoth
35%inclusion267 decks771 decks
26%synergy
High Market
34%inclusion259 decks771 decks
31%synergy
Reliquary Tower
30%inclusion230 decks771 decks
0%synergy
Abandoned Air Temple
20%inclusion141 decks714 decks
15%synergy
Susur Secundi, Void Altar
19%inclusion149 decks771 decks
17%synergy
Vault of the Archangel
19%inclusion146 decks771 decks
7%synergy
Takenuma, Abandoned Mire
17%inclusion133 decks771 decks
9%synergy
Midgar, City of Mako
16%inclusion123 decks771 decks
12%synergy
Cabal Coffers
14%inclusion106 decks771 decks
4%synergy
Westvale Abbey
12%inclusion96 decks771 decks
10%synergy
Nesting Grounds
12%inclusion89 decks771 decks
9%synergy
Eiganjo, Seat of the Empire
11%inclusion85 decks771 decks
4%synergy
Command Beacon
10%inclusion76 decks771 decks
5%synergy
Spymaster's Vault
9.1%inclusion70 decks771 decks
6%synergy
Urza's Saga
7.3%inclusion56 decks771 decks
0%synergy
Nykthos, Shrine to Nyx
5.6%inclusion43 decks771 decks
0%synergy
Mana Artifacts
Sol Ring
92%inclusion708 decks771 decks
8%synergy
Arcane Signet
89%inclusion688 decks771 decks
17%synergy
Talisman of Hierarchy
70%inclusion538 decks771 decks
44%synergy
Boros Signet
67%inclusion4 decks6 decks
48%synergy
Rakdos Signet
67%inclusion4 decks6 decks
42%synergy
Orzhov Signet
58%inclusion445 decks771 decks
35%synergy
Talisman of Conviction
50%inclusion3 decks6 decks
26%synergy
Talisman of Indulgence
50%inclusion3 decks6 decks
22%synergy
Fellwar Stone
27%inclusion212 decks771 decks
7%synergy
The Soul Stone
18%inclusion140 decks771 decks
14%synergy
Thought Vessel
16%inclusion121 decks771 decks
-2%synergy
Mind Stone
16%inclusion120 decks771 decks
1%synergy
Crowded Crypt
5.7%inclusion44 decks771 decks
4%synergy
Lotus Petal
5.7%inclusion44 decks771 decks
-1%synergy
Lands
Command Tower
92%inclusion711 decks771 decks
18%synergy
Isolated Chapel
81%inclusion625 decks771 decks
47%synergy
Godless Shrine
78%inclusion605 decks771 decks
37%synergy
Overgrown Tomb
75%inclusion3 decks4 decks
34%synergy
Caves of Koilos
69%inclusion529 decks771 decks
39%synergy
Dragonskull Summit
67%inclusion4 decks6 decks
32%synergy
Clifftop Retreat
67%inclusion4 decks6 decks
31%synergy
Sacred Foundry
67%inclusion4 decks6 decks
30%synergy
Shattered Sanctum
65%inclusion498 decks771 decks
50%synergy
Fetid Heath
58%inclusion444 decks771 decks
44%synergy
Tainted Field
57%inclusion441 decks771 decks
44%synergy
Vault of Champions
57%inclusion438 decks771 decks
33%synergy
Bleachbone Verge
53%inclusion412 decks771 decks
45%synergy
Blood Crypt
50%inclusion3 decks6 decks
12%synergy
Marsh Flats
50%inclusion382 decks771 decks
39%synergy
Shadowy Backstreet
42%inclusion321 decks771 decks
31%synergy
Shineshadow Snarl
41%inclusion319 decks771 decks
29%synergy
Brightclimb Pathway
39%inclusion301 decks771 decks
31%synergy
Exotic Orchard
28%inclusion218 decks771 decks
-8%synergy
Orzhov Basilica
25%inclusion193 decks771 decks
11%synergy
Temple of Silence
24%inclusion182 decks771 decks
7%synergy
Desolate Mire
21%inclusion163 decks771 decks
15%synergy
Concealed Courtyard
20%inclusion157 decks771 decks
15%synergy
Silent Clearing
20%inclusion151 decks771 decks
15%synergy
Scrubland
16%inclusion121 decks771 decks
2%synergy
Fabled Passage
15%inclusion112 decks771 decks
5%synergy
Evolving Wilds
12%inclusion90 decks771 decks
-9%synergy
Polluted Delta
10%inclusion77 decks771 decks
-2%synergy
Flooded Strand
10%inclusion75 decks771 decks
-2%synergy
Sunlit Marsh
10%inclusion74 decks771 decks
6%synergy
Bloodstained Mire
9.5%inclusion73 decks771 decks
-2%synergy
Myriad Landscape
8.9%inclusion69 decks771 decks
-7%synergy
Arid Mesa
8.6%inclusion66 decks771 decks
-2%synergy
Verdant Catacombs
8.3%inclusion64 decks771 decks
-3%synergy
Windswept Heath
7.7%inclusion59 decks771 decks
-3%synergy
Prismatic Vista
7.5%inclusion58 decks771 decks
3%synergy
Terramorphic Expanse
7.5%inclusion58 decks771 decks
-7%synergy
Scoured Barrens
6.5%inclusion50 decks771 decks
-2%synergy
Reflecting Pool
5.7%inclusion44 decks771 decks
1%synergy
Mana Confluence
5.3%inclusion41 decks771 decks
-2%synergy