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
17%inclusion125 decks738 decks
Top Commanders
Tayam, Luminous Enigma
0.1%inclusion2 decks1.53K decks
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New Cards
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48%synergy
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50%synergy
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35%inclusion45 decks128 decks
35%synergy
Emptiness
31%inclusion40 decks128 decks
31%synergy
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10%synergy
High Synergy Cards
Viscera Seer
84%inclusion108 decks128 decks
76%synergy
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77%inclusion99 decks128 decks
75%synergy
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69%synergy
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67%synergy
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75%inclusion96 decks128 decks
66%synergy
Phyrexian Altar
70%inclusion89 decks128 decks
66%synergy
Carrion Feeder
70%inclusion90 decks128 decks
66%synergy
Geralf's Messenger
65%inclusion83 decks128 decks
65%synergy
Top Cards
Blood Artist
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64%synergy
Swords to Plowshares
72%inclusion92 decks128 decks
10%synergy
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69%inclusion88 decks128 decks
63%synergy
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66%inclusion85 decks128 decks
62%synergy
Cathars' Crusade
66%inclusion84 decks128 decks
60%synergy
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65%inclusion83 decks128 decks
54%synergy
Path to Exile
65%inclusion83 decks128 decks
18%synergy
Luminous Broodmoth
64%inclusion82 decks128 decks
62%synergy
Dark Ritual
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39%synergy
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61%inclusion78 decks128 decks
58%synergy
Game Changers
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17%synergy
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7%synergy
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1%synergy
Necropotence
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3%synergy
Mana Vault
7.0%inclusion9 decks128 decks
1%synergy
Chrome Mox
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1%synergy
Creatures
Corpse Knight
58%inclusion74 decks128 decks
52%synergy
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57%inclusion73 decks128 decks
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46%synergy
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43%synergy
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43%synergy
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41%inclusion52 decks128 decks
37%synergy
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41%inclusion52 decks128 decks
37%synergy
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39%inclusion50 decks128 decks
39%synergy
Esper Sentinel
38%inclusion49 decks128 decks
19%synergy
Bartolomé del Presidio
35%inclusion45 decks128 decks
31%synergy
Lotho, Corrupt Shirriff
35%inclusion45 decks128 decks
22%synergy
Butcher Ghoul
34%inclusion44 decks128 decks
34%synergy
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34%inclusion44 decks128 decks
31%synergy
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34%inclusion43 decks128 decks
32%synergy
Elenda, the Dusk Rose
29%inclusion37 decks128 decks
23%synergy
Enduring Innocence
26%inclusion33 decks128 decks
22%synergy
Welcoming Vampire
25%inclusion32 decks128 decks
19%synergy
Sun Titan
24%inclusion31 decks128 decks
16%synergy
Accursed Marauder
23%inclusion30 decks128 decks
18%synergy
Loran of the Third Path
23%inclusion30 decks128 decks
17%synergy
Junji, the Midnight Sky
21%inclusion27 decks128 decks
19%synergy
Solitude
20%inclusion25 decks128 decks
18%synergy
Selfless Spirit
20%inclusion25 decks128 decks
15%synergy
Braids, Arisen Nightmare
20%inclusion25 decks128 decks
12%synergy
Guardian of Faith
19%inclusion24 decks128 decks
17%synergy
Teysa Karlov
19%inclusion24 decks128 decks
14%synergy
Zack Fair
18%inclusion23 decks128 decks
16%synergy
Voice of Victory
16%inclusion21 decks128 decks
10%synergy
Agent Venom
16%inclusion20 decks128 decks
15%synergy
Vengeful Bloodwitch
16%inclusion20 decks128 decks
14%synergy
Boggart Trawler
16%inclusion20 decks128 decks
12%synergy
Grand Abolisher
16%inclusion20 decks128 decks
6%synergy
Spirited Companion
15%inclusion19 decks128 decks
11%synergy
Syr Konrad, the Grim
14%inclusion18 decks128 decks
6%synergy
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13%inclusion17 decks128 decks
12%synergy
Shriekmaw
13%inclusion16 decks128 decks
11%synergy
Moonshaker Cavalry
13%inclusion16 decks128 decks
10%synergy
Boromir, Warden of the Tower
13%inclusion16 decks128 decks
8%synergy
Shadrix Silverquill
10%inclusion13 decks128 decks
8%synergy
Yahenni, Undying Partisan
10%inclusion13 decks128 decks
7%synergy
Karmic Guide
10%inclusion13 decks128 decks
7%synergy
Knight of the White Orchid
10%inclusion13 decks128 decks
5%synergy
Mother of Runes
10%inclusion13 decks128 decks
5%synergy
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8.6%inclusion11 decks128 decks
4%synergy
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6%synergy
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7.8%inclusion10 decks128 decks
6%synergy
Noxious Gearhulk
7.8%inclusion10 decks128 decks
5%synergy
Instants
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43%synergy
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50%inclusion64 decks128 decks
26%synergy
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47%inclusion60 decks128 decks
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42%inclusion54 decks128 decks
19%synergy
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34%inclusion44 decks128 decks
25%synergy
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Corrupted Conviction
30%inclusion39 decks128 decks
26%synergy
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17%synergy
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23%inclusion29 decks128 decks
16%synergy
Deadly Rollick
22%inclusion28 decks128 decks
9%synergy
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20%inclusion25 decks128 decks
17%synergy
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16%inclusion21 decks128 decks
12%synergy
Clever Concealment
14%inclusion18 decks128 decks
10%synergy
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13%inclusion17 decks128 decks
11%synergy
Silence
13%inclusion17 decks128 decks
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13%inclusion16 decks128 decks
2%synergy
Fracture
12%inclusion15 decks128 decks
6%synergy
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-5%synergy
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7%synergy
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Imp's Mischief
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Sejiri Shelter
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Withering Torment
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-1%synergy
Duty Beyond Death
6.3%inclusion8 decks128 decks
5%synergy
Infernal Grasp
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-1%synergy
Sorceries
Diabolic Intent
50%inclusion64 decks128 decks
42%synergy
Damn
46%inclusion59 decks128 decks
31%synergy
Victimize
42%inclusion54 decks128 decks
30%synergy
Reanimate
40%inclusion51 decks128 decks
21%synergy
Toxic Deluge
30%inclusion39 decks128 decks
12%synergy
Night's Whisper
20%inclusion26 decks128 decks
11%synergy
Blasphemous Edict
19%inclusion24 decks128 decks
13%synergy
Sign in Blood
15%inclusion19 decks128 decks
6%synergy
Austere Command
14%inclusion18 decks128 decks
2%synergy
Agadeem's Awakening
11%inclusion14 decks128 decks
8%synergy
Living Death
11%inclusion14 decks128 decks
6%synergy
Farewell
11%inclusion14 decks128 decks
-2%synergy
Sevinne's Reclamation
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2%synergy
Grim Tutor
8.6%inclusion11 decks128 decks
4%synergy
Dread Return
8.6%inclusion11 decks128 decks
3%synergy
Insatiable Avarice
7.0%inclusion9 decks128 decks
4%synergy
Beseech the Mirror
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4%synergy
Raise the Past
6.3%inclusion8 decks128 decks
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Wrath of God
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1%synergy
Exsanguinate
6.3%inclusion8 decks128 decks
0%synergy
Profane Tutor
5.5%inclusion7 decks128 decks
3%synergy
Feed the Swarm
5.5%inclusion7 decks128 decks
-11%synergy
Utility Artifacts
Altar of Dementia
56%inclusion72 decks128 decks
54%synergy
Blasting Station
41%inclusion52 decks128 decks
40%synergy
Lightning Greaves
36%inclusion46 decks128 decks
11%synergy
Swiftfoot Boots
21%inclusion27 decks128 decks
-6%synergy
Oketra's Monument
16%inclusion21 decks128 decks
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Pearl Medallion
16%inclusion20 decks128 decks
13%synergy
Jet Medallion
16%inclusion20 decks128 decks
12%synergy
Spawning Pit
11%inclusion14 decks128 decks
11%synergy
Wayfarer's Bauble
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0%synergy
Archaeomancer's Map
6.3%inclusion8 decks128 decks
3%synergy
Enchantments
Bastion of Remembrance
58%inclusion74 decks128 decks
51%synergy
Thran Vigil
46%inclusion59 decks128 decks
46%synergy
Black Market Connections
38%inclusion49 decks128 decks
26%synergy
Bitterblossom
38%inclusion48 decks128 decks
33%synergy
The Meathook Massacre
30%inclusion39 decks128 decks
25%synergy
Grave Pact
29%inclusion37 decks128 decks
24%synergy
Phyrexian Arena
26%inclusion33 decks128 decks
10%synergy
Smothering Tithe
19%inclusion24 decks128 decks
-3%synergy
Sothera, the Supervoid
16%inclusion21 decks128 decks
15%synergy
Funeral Room // Awakening Hall
13%inclusion16 decks128 decks
11%synergy
Land Tax
13%inclusion16 decks128 decks
6%synergy
Dictate of Erebos
9.4%inclusion12 decks128 decks
6%synergy
Martyr's Cause
8.6%inclusion11 decks128 decks
8%synergy
Fanatical Devotion
7.8%inclusion10 decks128 decks
7%synergy
Barrensteppe Siege
7.8%inclusion10 decks128 decks
6%synergy
Trouble in Pairs
7.8%inclusion10 decks128 decks
3%synergy
Animate Dead
6.3%inclusion8 decks128 decks
-3%synergy
Virtue of Loyalty
5.5%inclusion7 decks128 decks
4%synergy
Dazzling Theater // Prop Room
5.5%inclusion7 decks128 decks
3%synergy
Tocasia's Welcome
5.5%inclusion7 decks128 decks
2%synergy
Authority of the Consuls
5.5%inclusion7 decks128 decks
-1%synergy
Felidar Retreat
5.5%inclusion7 decks128 decks
-1%synergy
Blind Obedience
5.5%inclusion7 decks128 decks
-1%synergy
Planeswalkers
Liliana, Dreadhorde General
16%inclusion21 decks128 decks
13%synergy
Utility Lands
Phyrexian Tower
59%inclusion75 decks128 decks
50%synergy
Bojuka Bog
44%inclusion56 decks128 decks
14%synergy
Urborg, Tomb of Yawgmoth
33%inclusion42 decks128 decks
24%synergy
High Market
30%inclusion39 decks128 decks
28%synergy
Reliquary Tower
25%inclusion32 decks128 decks
-5%synergy
Midgar, City of Mako
23%inclusion30 decks128 decks
19%synergy
Susur Secundi, Void Altar
20%inclusion26 decks128 decks
18%synergy
Takenuma, Abandoned Mire
17%inclusion22 decks128 decks
8%synergy
Cabal Coffers
15%inclusion19 decks128 decks
5%synergy
Westvale Abbey
14%inclusion18 decks128 decks
12%synergy
Spymaster's Vault
13%inclusion17 decks128 decks
11%synergy
Vault of the Archangel
13%inclusion17 decks128 decks
1%synergy
Eiganjo, Seat of the Empire
13%inclusion16 decks128 decks
5%synergy
Nesting Grounds
9.4%inclusion12 decks128 decks
7%synergy
Abandoned Air Temple
9.2%inclusion6 decks65 decks
4%synergy
Urza's Saga
8.6%inclusion11 decks128 decks
2%synergy
Command Beacon
7.8%inclusion10 decks128 decks
3%synergy
Nykthos, Shrine to Nyx
5.5%inclusion7 decks128 decks
0%synergy
Mana Artifacts
Sol Ring
91%inclusion117 decks128 decks
8%synergy
Arcane Signet
85%inclusion109 decks128 decks
13%synergy
Talisman of Hierarchy
72%inclusion92 decks128 decks
46%synergy
Orzhov Signet
52%inclusion66 decks128 decks
28%synergy
Fellwar Stone
35%inclusion45 decks128 decks
15%synergy
The Soul Stone
23%inclusion29 decks128 decks
19%synergy
Thought Vessel
14%inclusion18 decks128 decks
-3%synergy
Mind Stone
13%inclusion17 decks128 decks
-2%synergy
Crowded Crypt
8.6%inclusion11 decks128 decks
7%synergy
Lotus Petal
7.8%inclusion10 decks128 decks
1%synergy
Lands
Command Tower
91%inclusion117 decks128 decks
17%synergy
Isolated Chapel
83%inclusion106 decks128 decks
50%synergy
Godless Shrine
80%inclusion103 decks128 decks
40%synergy
Caves of Koilos
73%inclusion94 decks128 decks
44%synergy
Shattered Sanctum
69%inclusion88 decks128 decks
54%synergy
Vault of Champions
61%inclusion78 decks128 decks
37%synergy
Bleachbone Verge
59%inclusion75 decks128 decks
51%synergy
Fetid Heath
58%inclusion74 decks128 decks
45%synergy
Tainted Field
54%inclusion69 decks128 decks
41%synergy
Marsh Flats
48%inclusion62 decks128 decks
38%synergy
Brightclimb Pathway
45%inclusion57 decks128 decks
36%synergy
Shadowy Backstreet
45%inclusion57 decks128 decks
34%synergy
Shineshadow Snarl
41%inclusion52 decks128 decks
28%synergy
Exotic Orchard
34%inclusion43 decks128 decks
-3%synergy
Silent Clearing
28%inclusion36 decks128 decks
24%synergy
Orzhov Basilica
27%inclusion35 decks128 decks
12%synergy
Concealed Courtyard
23%inclusion29 decks128 decks
17%synergy
Desolate Mire
23%inclusion29 decks128 decks
17%synergy
Temple of Silence
23%inclusion29 decks128 decks
5%synergy
Fabled Passage
20%inclusion25 decks128 decks
10%synergy
Scrubland
20%inclusion25 decks128 decks
6%synergy
Sunlit Marsh
11%inclusion14 decks128 decks
7%synergy
Myriad Landscape
10%inclusion13 decks128 decks
-6%synergy
Evolving Wilds
10%inclusion13 decks128 decks
-11%synergy
Prismatic Vista
9.4%inclusion12 decks128 decks
5%synergy
Flooded Strand
8.6%inclusion11 decks128 decks
-3%synergy
Polluted Delta
8.6%inclusion11 decks128 decks
-3%synergy
Terramorphic Expanse
8.6%inclusion11 decks128 decks
-7%synergy
Reflecting Pool
7.8%inclusion10 decks128 decks
3%synergy
Verdant Catacombs
7.8%inclusion10 decks128 decks
-3%synergy
Windswept Heath
7.8%inclusion10 decks128 decks
-3%synergy
Arid Mesa
7.0%inclusion9 decks128 decks
-3%synergy
Bloodstained Mire
7.0%inclusion9 decks128 decks
-4%synergy
Mana Confluence
6.3%inclusion8 decks128 decks
-1%synergy
City of Brass
5.5%inclusion7 decks128 decks
-2%synergy