Eirdu, Carrier of Dawn
Umbral Collar Zealot
Arcbound Prototype

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield (Eirdu as Isilu, Carrier of Twilight on the battlefield).

   Steps

How does this combo work?
1
Activate Umbral Collar Zealot by sacrificing Arcbound Prototype.
2
When Arcbound Prototype dies, its modular ability and persist ability trigger.
3
Resolve the modular trigger, putting Arcbound Prototype's +1/+1 counters on another artifact creature.
4
Resolve the persist trigger, returning Arcbound Prototype from your graveyard to the battlefield. It will not have a -1/-1 counter on it due to its modular ability.
5
Resolve the Umbral Collar Zealot ability.
6
Repeat.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite sacrifice triggers
Infinite death triggers
Infinite +1/+1 counters on certain creatures
Infinite surveil
Eirdu, Carrier of Dawn
0.9%inclusion36 decks4.21K decks
Felisa, Fang of Silverquill
0.1%inclusion1 decks1.02K decks
Fire Lord Zuko
0.0%inclusion1 decks9.25K decks
Nethroi, Apex of Death
0.0%inclusion1 decks2.88K decks
Nikara, Lair Scavenger // Yannik, Scavenging Sentinel
0.2%inclusion1 decks500 decks
New Cards
Eclipsed Steppe
20%inclusion1 decks5 decks
16%synergy
Turbulent Moor
20%inclusion1 decks5 decks
15%synergy
Big Mother Mouser
11%inclusion2 decks18 decks
10%synergy
Foot Headquarters
5.6%inclusion1 decks18 decks
5%synergy
Ninja Teen
3.7%inclusion1 decks27 decks
3%synergy
High Synergy Cards
Viscera Seer
88%inclusion35 decks40 decks
79%synergy
Ashnod's Altar
75%inclusion30 decks40 decks
69%synergy
Blood Artist
80%inclusion32 decks40 decks
69%synergy
Elas il-Kor, Sadistic Pilgrim
78%inclusion31 decks40 decks
68%synergy
Bartolomé del Presidio
68%inclusion27 decks40 decks
63%synergy
Cruel Celebrant
70%inclusion28 decks40 decks
63%synergy
Arcbound Javelineer
63%inclusion25 decks40 decks
62%synergy
Zulaport Cutthroat
68%inclusion27 decks40 decks
59%synergy
Bastion of Remembrance
65%inclusion26 decks40 decks
58%synergy
Carrion Feeder
60%inclusion24 decks40 decks
56%synergy
Top Cards
Swords to Plowshares
63%inclusion25 decks40 decks
2%synergy
Marionette Apprentice
57%inclusion23 decks40 decks
53%synergy
Dark Ritual
55%inclusion22 decks40 decks
30%synergy
Village Rites
53%inclusion21 decks40 decks
43%synergy
Path to Exile
53%inclusion21 decks40 decks
5%synergy
Butcher Ghoul
50%inclusion20 decks40 decks
50%synergy
Geralf's Messenger
48%inclusion19 decks40 decks
47%synergy
Arcbound Mouser
48%inclusion19 decks40 decks
47%synergy
Scholar of New Horizons
48%inclusion19 decks40 decks
46%synergy
Woe Strider
48%inclusion19 decks40 decks
46%synergy
Game Changers
Vampiric Tutor
23%inclusion9 decks40 decks
8%synergy
Imperial Seal
18%inclusion7 decks40 decks
12%synergy
Enlightened Tutor
18%inclusion7 decks40 decks
3%synergy
Demonic Tutor
18%inclusion7 decks40 decks
-2%synergy
Chrome Mox
13%inclusion5 decks40 decks
7%synergy
Ancient Tomb
13%inclusion5 decks40 decks
3%synergy
Mox Diamond
10%inclusion4 decks40 decks
6%synergy
Mana Vault
10%inclusion4 decks40 decks
4%synergy
Bolas's Citadel
7.5%inclusion3 decks40 decks
0%synergy
The One Ring
7.5%inclusion3 decks40 decks
-1%synergy
Creatures
Arcbound Slith
43%inclusion17 decks40 decks
42%synergy
Arcbound Worker
43%inclusion17 decks40 decks
42%synergy
Zack Fair
43%inclusion17 decks40 decks
41%synergy
Pitiless Plunderer
40%inclusion16 decks40 decks
31%synergy
Vengeful Bloodwitch
38%inclusion15 decks40 decks
36%synergy
Corpse Knight
38%inclusion15 decks40 decks
32%synergy
Morbid Opportunist
38%inclusion15 decks40 decks
30%synergy
Solemn Simulacrum
38%inclusion15 decks40 decks
25%synergy
Arcbound Stinger
35%inclusion14 decks40 decks
35%synergy
Arcbound Ravager
35%inclusion14 decks40 decks
35%synergy
Scrapyard Recombiner
33%inclusion13 decks40 decks
32%synergy
Arcbound Condor
33%inclusion13 decks40 decks
32%synergy
Grim Haruspex
33%inclusion13 decks40 decks
30%synergy
Vizier of Remedies
30%inclusion12 decks40 decks
30%synergy
Warren Soultrader
30%inclusion12 decks40 decks
24%synergy
Luminous Broodmoth
25%inclusion10 decks40 decks
22%synergy
Teysa Karlov
25%inclusion10 decks40 decks
21%synergy
Witch Enchanter
25%inclusion10 decks40 decks
18%synergy
Arcbound Hybrid
23%inclusion9 decks40 decks
22%synergy
Dockworker Drone
23%inclusion9 decks40 decks
22%synergy
Susurian Voidborn
23%inclusion9 decks40 decks
22%synergy
Al Bhed Salvagers
23%inclusion9 decks40 decks
22%synergy
Yahenni, Undying Partisan
23%inclusion9 decks40 decks
20%synergy
Welcoming Vampire
23%inclusion9 decks40 decks
16%synergy
Gray Merchant of Asphodel
23%inclusion9 decks40 decks
14%synergy
Esper Sentinel
23%inclusion9 decks40 decks
4%synergy
Clockwork Beetle
20%inclusion8 decks40 decks
20%synergy
Star Pupil
20%inclusion8 decks40 decks
20%synergy
Arcbound Reclaimer
20%inclusion8 decks40 decks
20%synergy
Iron Apprentice
20%inclusion8 decks40 decks
20%synergy
Arcbound Crusher
20%inclusion8 decks40 decks
20%synergy
Triskelion
20%inclusion8 decks40 decks
20%synergy
Syr Vondam, Sunstar Exemplar
20%inclusion8 decks40 decks
18%synergy
Midnight Reaper
20%inclusion8 decks40 decks
17%synergy
Elenda, the Dusk Rose
20%inclusion8 decks40 decks
15%synergy
Voice of Victory
20%inclusion8 decks40 decks
14%synergy
Bloodcrazed Paladin
18%inclusion7 decks40 decks
17%synergy
Bloodthrone Vampire
18%inclusion7 decks40 decks
17%synergy
Cartel Aristocrat
18%inclusion7 decks40 decks
17%synergy
Falkenrath Noble
18%inclusion7 decks40 decks
16%synergy
Pawn of Ulamog
18%inclusion7 decks40 decks
16%synergy
Mikaeus, the Unhallowed
18%inclusion7 decks40 decks
15%synergy
Syr Konrad, the Grim
18%inclusion7 decks40 decks
9%synergy
Lotho, Corrupt Shirriff
18%inclusion7 decks40 decks
5%synergy
The Duke, Rebel Sentry
17%inclusion6 decks35 decks
17%synergy
Phantom Nomad
15%inclusion6 decks40 decks
15%synergy
Monoskelion
15%inclusion6 decks40 decks
15%synergy
Selfless Police Captain
15%inclusion6 decks40 decks
15%synergy
Bloodflow Connoisseur
15%inclusion6 decks40 decks
15%synergy
Emptiness
15%inclusion6 decks40 decks
14%synergy
Instants
Deadly Dispute
45%inclusion18 decks40 decks
33%synergy
Corrupted Conviction
30%inclusion12 decks40 decks
25%synergy
Anguished Unmaking
30%inclusion12 decks40 decks
5%synergy
Silence
20%inclusion8 decks40 decks
14%synergy
Fell the Profane
20%inclusion8 decks40 decks
11%synergy
Malakir Rebirth
18%inclusion7 decks40 decks
9%synergy
Stroke of Midnight
18%inclusion7 decks40 decks
7%synergy
Despark
18%inclusion7 decks40 decks
4%synergy
Culling the Weak
15%inclusion6 decks40 decks
11%synergy
Mortify
15%inclusion6 decks40 decks
4%synergy
Deadly Rollick
15%inclusion6 decks40 decks
1%synergy
Plumb the Forbidden
13%inclusion5 decks40 decks
10%synergy
Flare of Fortitude
13%inclusion5 decks40 decks
8%synergy
Reprieve
13%inclusion5 decks40 decks
8%synergy
Dawn's Truce
13%inclusion5 decks40 decks
5%synergy
Generous Gift
13%inclusion5 decks40 decks
-9%synergy
Mana Tithe
10%inclusion4 decks40 decks
8%synergy
Clever Concealment
10%inclusion4 decks40 decks
6%synergy
Fracture
10%inclusion4 decks40 decks
5%synergy
Duty Beyond Death
7.5%inclusion3 decks40 decks
6%synergy
Saw in Half
7.5%inclusion3 decks40 decks
3%synergy
Inkshield
7.5%inclusion3 decks40 decks
0%synergy
Teferi's Protection
7.5%inclusion3 decks40 decks
-9%synergy
Sorceries
Diabolic Intent
40%inclusion16 decks40 decks
32%synergy
Victimize
40%inclusion16 decks40 decks
28%synergy
Damn
35%inclusion14 decks40 decks
20%synergy
Night's Whisper
33%inclusion13 decks40 decks
23%synergy
Sign in Blood
28%inclusion11 decks40 decks
19%synergy
Reanimate
28%inclusion11 decks40 decks
8%synergy
Diabolic Tutor
15%inclusion6 decks40 decks
10%synergy
Vindicate
15%inclusion6 decks40 decks
9%synergy
Profane Tutor
13%inclusion5 decks40 decks
11%synergy
Grim Tutor
10%inclusion4 decks40 decks
6%synergy
Living Death
10%inclusion4 decks40 decks
5%synergy
Read the Bones
10%inclusion4 decks40 decks
4%synergy
Toxic Deluge
10%inclusion4 decks40 decks
-8%synergy
Insatiable Avarice
7.5%inclusion3 decks40 decks
5%synergy
Agadeem's Awakening
7.5%inclusion3 decks40 decks
4%synergy
Blasphemous Edict
7.5%inclusion3 decks40 decks
2%synergy
Exsanguinate
7.5%inclusion3 decks40 decks
0%synergy
Feed the Swarm
7.5%inclusion3 decks40 decks
-8%synergy
Utility Artifacts
Phyrexian Altar
43%inclusion17 decks40 decks
39%synergy
Altar of Dementia
38%inclusion15 decks40 decks
35%synergy
Skullclamp
38%inclusion15 decks40 decks
26%synergy
Blasting Station
35%inclusion14 decks40 decks
35%synergy
Swiftfoot Boots
28%inclusion11 decks40 decks
1%synergy
Lightning Greaves
18%inclusion7 decks40 decks
-7%synergy
Spawning Pit
15%inclusion6 decks40 decks
15%synergy
Grinding Station
10%inclusion4 decks40 decks
9%synergy
Jet Medallion
10%inclusion4 decks40 decks
6%synergy
Pearl Medallion
7.5%inclusion3 decks40 decks
5%synergy
Enchantments
Phyrexian Arena
33%inclusion13 decks40 decks
17%synergy
Thran Vigil
30%inclusion12 decks40 decks
30%synergy
Solemnity
30%inclusion12 decks40 decks
29%synergy
Cathars' Crusade
28%inclusion11 decks40 decks
22%synergy
The Meathook Massacre
23%inclusion9 decks40 decks
17%synergy
Smothering Tithe
18%inclusion7 decks40 decks
-3%synergy
Fanatical Devotion
15%inclusion6 decks40 decks
14%synergy
Grave Pact
15%inclusion6 decks40 decks
10%synergy
Martyr's Cause
13%inclusion5 decks40 decks
12%synergy
Tocasia's Welcome
13%inclusion5 decks40 decks
9%synergy
Black Market Connections
13%inclusion5 decks40 decks
0%synergy
Sothera, the Supervoid
7.5%inclusion3 decks40 decks
7%synergy
Funeral Room // Awakening Hall
7.5%inclusion3 decks40 decks
6%synergy
Resourceful Defense
7.5%inclusion3 decks40 decks
6%synergy
Utility Lands
Phyrexian Tower
30%inclusion12 decks40 decks
21%synergy
Bojuka Bog
28%inclusion11 decks40 decks
-2%synergy
Urborg, Tomb of Yawgmoth
18%inclusion7 decks40 decks
9%synergy
Reliquary Tower
18%inclusion7 decks40 decks
-12%synergy
High Market
15%inclusion6 decks40 decks
12%synergy
Takenuma, Abandoned Mire
15%inclusion6 decks40 decks
7%synergy
Susur Secundi, Void Altar
10%inclusion4 decks40 decks
8%synergy
Ancient Den
10%inclusion4 decks40 decks
5%synergy
Eiganjo, Seat of the Empire
10%inclusion4 decks40 decks
3%synergy
Abandoned Air Temple
8.6%inclusion3 decks35 decks
4%synergy
Westvale Abbey
7.5%inclusion3 decks40 decks
5%synergy
Nesting Grounds
7.5%inclusion3 decks40 decks
5%synergy
Midgar, City of Mako
7.5%inclusion3 decks40 decks
4%synergy
Castle Locthwain
7.5%inclusion3 decks40 decks
4%synergy
Vault of Whispers
7.5%inclusion3 decks40 decks
3%synergy
Buried Ruin
7.5%inclusion3 decks40 decks
3%synergy
Urza's Saga
7.5%inclusion3 decks40 decks
1%synergy
Mana Artifacts
Arcane Signet
85%inclusion34 decks40 decks
13%synergy
Sol Ring
85%inclusion34 decks40 decks
1%synergy
Talisman of Hierarchy
68%inclusion27 decks40 decks
41%synergy
Orzhov Signet
60%inclusion24 decks40 decks
37%synergy
Fellwar Stone
40%inclusion16 decks40 decks
20%synergy
Mind Stone
35%inclusion14 decks40 decks
21%synergy
Thought Vessel
18%inclusion7 decks40 decks
0%synergy
Lotus Petal
15%inclusion6 decks40 decks
8%synergy
Crowded Crypt
7.5%inclusion3 decks40 decks
6%synergy
Charcoal Diamond
7.5%inclusion3 decks40 decks
3%synergy
Mox Opal
7.5%inclusion3 decks40 decks
3%synergy
Lands
Command Tower
85%inclusion34 decks40 decks
11%synergy
Caves of Koilos
83%inclusion33 decks40 decks
53%synergy
Isolated Chapel
70%inclusion28 decks40 decks
36%synergy
Godless Shrine
57%inclusion23 decks40 decks
16%synergy
Shattered Sanctum
50%inclusion20 decks40 decks
35%synergy
Fetid Heath
45%inclusion18 decks40 decks
31%synergy
Tainted Field
43%inclusion17 decks40 decks
30%synergy
Shineshadow Snarl
40%inclusion16 decks40 decks
28%synergy
Vault of Champions
40%inclusion16 decks40 decks
16%synergy
Brightclimb Pathway
35%inclusion14 decks40 decks
27%synergy
Temple of Silence
35%inclusion14 decks40 decks
18%synergy
Concealed Courtyard
33%inclusion13 decks40 decks
27%synergy
Bleachbone Verge
33%inclusion13 decks40 decks
24%synergy
Orzhov Basilica
33%inclusion13 decks40 decks
19%synergy
Shadowy Backstreet
30%inclusion12 decks40 decks
20%synergy
Marsh Flats
30%inclusion12 decks40 decks
19%synergy
Desolate Mire
25%inclusion10 decks40 decks
18%synergy
Silent Clearing
18%inclusion7 decks40 decks
13%synergy
Scrubland
18%inclusion7 decks40 decks
4%synergy
Myriad Landscape
15%inclusion6 decks40 decks
0%synergy
Exotic Orchard
15%inclusion6 decks40 decks
-22%synergy
Scoured Barrens
13%inclusion5 decks40 decks
4%synergy
Evolving Wilds
13%inclusion5 decks40 decks
-8%synergy
Sunlit Marsh
10%inclusion4 decks40 decks
6%synergy
Path of Ancestry
10%inclusion4 decks40 decks
-12%synergy
Snowfield Sinkhole
7.5%inclusion3 decks40 decks
6%synergy
Reflecting Pool
7.5%inclusion3 decks40 decks
2%synergy
Bloodstained Mire
7.5%inclusion3 decks40 decks
-4%synergy
Polluted Delta
7.5%inclusion3 decks40 decks
-5%synergy
Terramorphic Expanse
7.5%inclusion3 decks40 decks
-7%synergy