Eirdu, Carrier of Dawn
Umbral Collar Zealot
Evernight Shade

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield (Eirdu as Isilu, Carrier of Twilight on the battlefield and Evernight Shade without a +1/+1 counter on it on the battlefield).

   Steps

How does this combo work?
1
Activate Umbral Collar Zealot by sacrificing Evernight Shade
2
When Evernight Shade dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
3
Resolve the Umbral Collar Zealot ability.
4
Activate Umbral Collar Zealot by sacrificing Evernight Shade
5
When Evernight Shade dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
6
Evernight Shade enters and dies as a state-based action due to having 0 toughness. Its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
7
Resolve the Umbral Collar Zealot ability from step 4.
8
Repeat from step 4.

   Results

What do I get from this combo?
Infinite ETB
Infinite LTB
Infinite death triggers
Infinite sacrifice triggers
Infinite surveil
Eclipsed Steppe
17%inclusion3 decks18 decks
Turbulent Moor
11%inclusion2 decks18 decks
Emeritus of Truce
6.3%inclusion1 decks16 decks
Emeritus of Woe
6.3%inclusion1 decks16 decks
Scheming Silvertongue
6.3%inclusion1 decks16 decks
High Synergy Cards
Butcher Ghoul
94%inclusion62 decks66 decks
Geralf's Messenger
89%inclusion59 decks66 decks
Viscera Seer
94%inclusion62 decks66 decks
Zulaport Cutthroat
86%inclusion57 decks66 decks
Carrion Feeder
73%inclusion48 decks66 decks
Vizier of Remedies
64%inclusion42 decks66 decks
Cruel Celebrant
86%inclusion57 decks66 decks
Bastion of Remembrance
79%inclusion52 decks66 decks
Cathars' Crusade
64%inclusion42 decks66 decks
Sightless Ghoul
59%inclusion39 decks66 decks
Top Cards
Swords to Plowshares
86%inclusion57 decks66 decks
Blood Artist
83%inclusion55 decks66 decks
Elas il-Kor, Sadistic Pilgrim
83%inclusion55 decks66 decks
Path to Exile
80%inclusion53 decks66 decks
Bartolomé del Presidio
73%inclusion48 decks66 decks
Pitiless Plunderer
73%inclusion48 decks66 decks
Ashnod's Altar
73%inclusion48 decks66 decks
Luminous Broodmoth
67%inclusion44 decks66 decks
Marionette Apprentice
65%inclusion43 decks66 decks
Corpse Knight
64%inclusion42 decks66 decks
Game Changers
Demonic Tutor
24%inclusion16 decks66 decks
Vampiric Tutor
14%inclusion9 decks66 decks
Bolas's Citadel
12%inclusion8 decks66 decks
Smothering Tithe
12%inclusion8 decks66 decks
Enlightened Tutor
9.1%inclusion6 decks66 decks
Ancient Tomb
7.6%inclusion5 decks66 decks
Farewell
7.6%inclusion5 decks66 decks
Necropotence
6.1%inclusion4 decks66 decks
Teferi's Protection
6.1%inclusion4 decks66 decks
Creatures
Solemn Simulacrum
62%inclusion41 decks66 decks
Mikaeus, the Unhallowed
61%inclusion40 decks66 decks
Grim Haruspex
59%inclusion39 decks66 decks
Morbid Opportunist
55%inclusion36 decks66 decks
Woe Strider
53%inclusion35 decks66 decks
Hancock, Ghoulish Mayor
48%inclusion32 decks66 decks
Gray Merchant of Asphodel
44%inclusion29 decks66 decks
Scholar of New Horizons
42%inclusion28 decks66 decks
Warren Soultrader
41%inclusion27 decks66 decks
Elenda, the Dusk Rose
39%inclusion26 decks66 decks
Yahenni, Undying Partisan
36%inclusion24 decks66 decks
Teysa Karlov
36%inclusion24 decks66 decks
Vengeful Bloodwitch
35%inclusion23 decks66 decks
Rhys, the Evermore
33%inclusion19 decks57 decks
Junji, the Midnight Sky
33%inclusion22 decks66 decks
Zack Fair
30%inclusion20 decks66 decks
Midnight Reaper
30%inclusion20 decks66 decks
Syr Konrad, the Grim
29%inclusion19 decks66 decks
Vengeful Vampire
27%inclusion18 decks66 decks
Demonlord of Ashmouth
27%inclusion18 decks66 decks
Yawgmoth, Thran Physician
27%inclusion18 decks66 decks
Braids, Arisen Nightmare
27%inclusion18 decks66 decks
Sun Titan
24%inclusion16 decks66 decks
Sephiroth, Fabled SOLDIER
23%inclusion15 decks66 decks
Esper Sentinel
23%inclusion15 decks66 decks
Accursed Marauder
21%inclusion14 decks66 decks
Witch Enchanter
21%inclusion14 decks66 decks
Selfless Spirit
20%inclusion13 decks66 decks
Spirited Companion
18%inclusion12 decks66 decks
Welcoming Vampire
18%inclusion12 decks66 decks
The Duke, Rebel Sentry
18%inclusion11 decks62 decks
Treacherous Pit-Dweller
17%inclusion11 decks66 decks
Teysa, Orzhov Scion
17%inclusion11 decks66 decks
Lotho, Corrupt Shirriff
17%inclusion11 decks66 decks
Bitterbloom Bearer
15%inclusion10 decks66 decks
Boggart Trawler
15%inclusion10 decks66 decks
Triskelion
14%inclusion9 decks66 decks
Emptiness
14%inclusion9 decks66 decks
Endling
12%inclusion8 decks66 decks
Susurian Voidborn
12%inclusion8 decks66 decks
Voice of Victory
12%inclusion8 decks66 decks
Grand Abolisher
12%inclusion8 decks66 decks
Charismatic Conqueror
12%inclusion8 decks66 decks
Twilight Diviner
11%inclusion6 decks55 decks
Syr Vondam, Sunstar Exemplar
11%inclusion7 decks66 decks
Knight of the White Orchid
11%inclusion7 decks66 decks
Putrid Goblin
9.1%inclusion6 decks66 decks
Shriekmaw
9.1%inclusion6 decks66 decks
Agent Venom
9.1%inclusion6 decks66 decks
Wall of Omens
9.1%inclusion6 decks66 decks
Instants
Deadly Dispute
55%inclusion36 decks66 decks
Dark Ritual
53%inclusion35 decks66 decks
Village Rites
52%inclusion34 decks66 decks
Anguished Unmaking
45%inclusion30 decks66 decks
Generous Gift
42%inclusion28 decks66 decks
Corrupted Conviction
41%inclusion27 decks66 decks
Despark
38%inclusion25 decks66 decks
Fracture
30%inclusion20 decks66 decks
Mortify
26%inclusion17 decks66 decks
Flare of Fortitude
21%inclusion14 decks66 decks
Inkshield
21%inclusion14 decks66 decks
Undying Evil
20%inclusion13 decks66 decks
Stroke of Midnight
18%inclusion12 decks66 decks
Plumb the Forbidden
14%inclusion9 decks66 decks
Fell the Profane
14%inclusion9 decks66 decks
Duty Beyond Death
12%inclusion8 decks66 decks
Reprieve
12%inclusion8 decks66 decks
Culling the Weak
11%inclusion7 decks66 decks
Malakir Rebirth
11%inclusion7 decks66 decks
Deadly Rollick
11%inclusion7 decks66 decks
Flare of Malice
9.1%inclusion6 decks66 decks
Dawn's Truce
9.1%inclusion6 decks66 decks
Altar's Reap
7.6%inclusion5 decks66 decks
Saw in Half
6.1%inclusion4 decks66 decks
Silence
6.1%inclusion4 decks66 decks
Infernal Grasp
6.1%inclusion4 decks66 decks
Imp's Mischief
6.1%inclusion4 decks66 decks
Clever Concealment
6.1%inclusion4 decks66 decks
Erode
5.6%inclusion1 decks18 decks
Sorceries
Damn
55%inclusion36 decks66 decks
Victimize
39%inclusion26 decks66 decks
Night's Whisper
36%inclusion24 decks66 decks
Reanimate
30%inclusion20 decks66 decks
Diabolic Intent
27%inclusion18 decks66 decks
Sign in Blood
24%inclusion16 decks66 decks
Austere Command
21%inclusion14 decks66 decks
Toxic Deluge
17%inclusion11 decks66 decks
Blasphemous Edict
12%inclusion8 decks66 decks
Diabolic Tutor
11%inclusion7 decks66 decks
Grim Tutor
9.1%inclusion6 decks66 decks
Wrath of God
9.1%inclusion6 decks66 decks
Read the Bones
7.6%inclusion5 decks66 decks
Sevinne's Reclamation
7.6%inclusion5 decks66 decks
Beseech the Queen
6.1%inclusion4 decks66 decks
Pitiless Carnage
6.1%inclusion4 decks66 decks
Beseech the Mirror
6.1%inclusion4 decks66 decks
Dread Return
6.1%inclusion4 decks66 decks
Raise the Past
6.1%inclusion4 decks66 decks
Feed the Swarm
6.1%inclusion4 decks66 decks
Rite of Oblivion
6.1%inclusion4 decks66 decks
Vindicate
6.1%inclusion4 decks66 decks
Utility Artifacts
Skullclamp
55%inclusion36 decks66 decks
Altar of Dementia
44%inclusion29 decks66 decks
Phyrexian Altar
42%inclusion28 decks66 decks
Blasting Station
35%inclusion23 decks66 decks
Swiftfoot Boots
35%inclusion23 decks66 decks
Lightning Greaves
32%inclusion21 decks66 decks
Pearl Medallion
17%inclusion11 decks66 decks
Jet Medallion
15%inclusion10 decks66 decks
Oketra's Monument
14%inclusion9 decks66 decks
Spawning Pit
7.6%inclusion5 decks66 decks
Wayfarer's Bauble
7.6%inclusion5 decks66 decks
Wishclaw Talisman
6.1%inclusion4 decks66 decks
Enchantments
Solemnity
52%inclusion34 decks66 decks
Thran Vigil
47%inclusion31 decks66 decks
Phyrexian Arena
29%inclusion19 decks66 decks
The Meathook Massacre
21%inclusion14 decks66 decks
Fanatical Devotion
17%inclusion11 decks66 decks
Grave Pact
17%inclusion11 decks66 decks
Martyr's Cause
14%inclusion9 decks66 decks
Black Market Connections
14%inclusion9 decks66 decks
Barrensteppe Siege
12%inclusion8 decks66 decks
Land Tax
12%inclusion8 decks66 decks
Vampiric Rites
9.1%inclusion6 decks66 decks
Sothera, the Supervoid
7.6%inclusion5 decks66 decks
Dictate of Erebos
7.6%inclusion5 decks66 decks
Bitterblossom
7.6%inclusion5 decks66 decks
Haunted One
6.1%inclusion4 decks66 decks
Funeral Room // Awakening Hall
6.1%inclusion4 decks66 decks
Animate Dead
6.1%inclusion4 decks66 decks
Grave Venerations
5.4%inclusion3 decks56 decks
Planeswalkers
Liliana, Dreadhorde General
12%inclusion8 decks66 decks
Utility Lands
Bojuka Bog
42%inclusion28 decks66 decks
Phyrexian Tower
32%inclusion21 decks66 decks
High Market
26%inclusion17 decks66 decks
Reliquary Tower
23%inclusion15 decks66 decks
Susur Secundi, Void Altar
15%inclusion10 decks66 decks
Vault of the Archangel
14%inclusion9 decks66 decks
Urborg, Tomb of Yawgmoth
12%inclusion8 decks66 decks
Abandoned Air Temple
11%inclusion7 decks62 decks
Midgar, City of Mako
11%inclusion7 decks66 decks
Takenuma, Abandoned Mire
9.1%inclusion6 decks66 decks
Nesting Grounds
7.6%inclusion5 decks66 decks
Restless Fortress
7.6%inclusion5 decks66 decks
Rogue's Passage
7.6%inclusion5 decks66 decks
Command Beacon
6.1%inclusion4 decks66 decks
Spymaster's Vault
6.1%inclusion4 decks66 decks
Mana Artifacts
Sol Ring
95%inclusion63 decks66 decks
Arcane Signet
86%inclusion57 decks66 decks
Orzhov Signet
68%inclusion45 decks66 decks
Talisman of Hierarchy
61%inclusion40 decks66 decks
Fellwar Stone
36%inclusion24 decks66 decks
Mind Stone
27%inclusion18 decks66 decks
Thought Vessel
26%inclusion17 decks66 decks
The Soul Stone
14%inclusion9 decks66 decks
Commander's Sphere
12%inclusion8 decks66 decks
Crowded Crypt
9.1%inclusion6 decks66 decks
Marble Diamond
6.1%inclusion4 decks66 decks
Charcoal Diamond
6.1%inclusion4 decks66 decks
Lands
Command Tower
92%inclusion61 decks66 decks
Isolated Chapel
79%inclusion52 decks66 decks
Tainted Field
70%inclusion46 decks66 decks
Caves of Koilos
70%inclusion46 decks66 decks
Fetid Heath
56%inclusion37 decks66 decks
Shineshadow Snarl
55%inclusion36 decks66 decks
Godless Shrine
52%inclusion34 decks66 decks
Shattered Sanctum
44%inclusion29 decks66 decks
Temple of Silence
42%inclusion28 decks66 decks
Exotic Orchard
36%inclusion24 decks66 decks
Vault of Champions
35%inclusion23 decks66 decks
Desolate Mire
33%inclusion22 decks66 decks
Bleachbone Verge
32%inclusion21 decks66 decks
Orzhov Basilica
24%inclusion16 decks66 decks
Brightclimb Pathway
21%inclusion14 decks66 decks
Marsh Flats
21%inclusion14 decks66 decks
Shadowy Backstreet
20%inclusion13 decks66 decks
Concealed Courtyard
17%inclusion11 decks66 decks
Evolving Wilds
12%inclusion8 decks66 decks
Sunlit Marsh
11%inclusion7 decks66 decks
Fabled Passage
9.1%inclusion6 decks66 decks
Silent Clearing
9.1%inclusion6 decks66 decks
Myriad Landscape
9.1%inclusion6 decks66 decks
Scoured Barrens
9.1%inclusion6 decks66 decks
Path of Ancestry
9.1%inclusion6 decks66 decks
Prismatic Vista
7.6%inclusion5 decks66 decks
Terramorphic Expanse
7.6%inclusion5 decks66 decks
Reflecting Pool
6.1%inclusion4 decks66 decks
City of Brass
6.1%inclusion4 decks66 decks