Eirdu, Carrier of Dawn
Mikaeus, the Unhallowed
Yahenni, Undying Partisan

   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 non-Human creature with base toughness 2 or greater.

   Steps

How does this combo work?
1
Activate Yahenni by sacrificing another nontoken non-Human creature
2
When the creature dies, its undying ability triggers, returning the creature from your graveyard to the battlefield with a +1/+1 counter on it.
3
Activate Yahenni by sacrificing the creature with a +1/+1 counter on it.
4
When the creature dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
5
Resolve the Yahenni abilities from step 1 and 3.
6
Repeat.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite sacrifice triggers
Infinite death triggers
Eirdu, Carrier of Dawn
5.3%inclusion30 decks563 decks
Hei Bai, Spirit of Balance
0.6%inclusion1 decks167 decks
Top Commanders
Ratadrabik of Urborg
0.7%inclusion6 decks865 decks
Go-Shintai of Life's Origin
0.0%inclusion2 decks4.09K decks
Teysa Karlov
0.0%inclusion1 decks2.94K decks
Nethroi, Apex of Death
0.1%inclusion1 decks1.02K decks
Elas il-Kor, Sadistic Pilgrim
0.1%inclusion1 decks1.14K decks
New Cards
Bitterbloom Bearer
17%inclusion7 decks42 decks
16%synergy
Emptiness
14%inclusion6 decks42 decks
14%synergy
Koh, the Face Stealer
13%inclusion1 decks8 decks
12%synergy
Pretending Poxbearers
2.4%inclusion1 decks42 decks
2%synergy
Aang's Journey
2.4%inclusion1 decks42 decks
2%synergy
High Synergy Cards
Elas il-Kor, Sadistic Pilgrim
90%inclusion38 decks42 decks
81%synergy
Ashnod's Altar
81%inclusion34 decks42 decks
74%synergy
Phyrexian Altar
74%inclusion31 decks42 decks
70%synergy
Viscera Seer
74%inclusion31 decks42 decks
65%synergy
Zulaport Cutthroat
71%inclusion30 decks42 decks
63%synergy
Cruel Celebrant
69%inclusion29 decks42 decks
61%synergy
Bastion of Remembrance
67%inclusion28 decks42 decks
60%synergy
Blood Artist
71%inclusion30 decks42 decks
60%synergy
Luminous Broodmoth
62%inclusion26 decks42 decks
59%synergy
Carrion Feeder
62%inclusion26 decks42 decks
57%synergy
Top Cards
Swords to Plowshares
67%inclusion28 decks42 decks
5%synergy
Warren Soultrader
62%inclusion26 decks42 decks
56%synergy
Altar of Dementia
60%inclusion25 decks42 decks
57%synergy
Dark Ritual
60%inclusion25 decks42 decks
35%synergy
Bartolomé del Presidio
57%inclusion24 decks42 decks
53%synergy
Pitiless Plunderer
57%inclusion24 decks42 decks
49%synergy
Yawgmoth, Thran Physician
55%inclusion23 decks42 decks
52%synergy
Anguished Unmaking
55%inclusion23 decks42 decks
30%synergy
Path to Exile
55%inclusion23 decks42 decks
8%synergy
Skullclamp
52%inclusion22 decks42 decks
41%synergy
Game Changers
Demonic Tutor
31%inclusion13 decks42 decks
11%synergy
Teferi's Protection
26%inclusion11 decks42 decks
9%synergy
Smothering Tithe
26%inclusion11 decks42 decks
4%synergy
Vampiric Tutor
24%inclusion10 decks42 decks
8%synergy
Necropotence
19%inclusion8 decks42 decks
14%synergy
The One Ring
19%inclusion8 decks42 decks
10%synergy
Bolas's Citadel
17%inclusion7 decks42 decks
9%synergy
Ancient Tomb
17%inclusion7 decks42 decks
7%synergy
Imperial Seal
14%inclusion6 decks42 decks
9%synergy
Mana Vault
10%inclusion4 decks42 decks
4%synergy
Creatures
Melira, Sylvok Outcast
100%inclusion3 decks3 decks
100%synergy
Sephiroth, Fabled SOLDIER
45%inclusion19 decks42 decks
43%synergy
Grim Haruspex
45%inclusion19 decks42 decks
42%synergy
Corpse Knight
45%inclusion19 decks42 decks
40%synergy
Umbral Collar Zealot
40%inclusion17 decks42 decks
38%synergy
Marionette Apprentice
40%inclusion17 decks42 decks
36%synergy
Elenda, the Dusk Rose
38%inclusion16 decks42 decks
32%synergy
Geralf's Messenger
36%inclusion15 decks42 decks
35%synergy
Teysa Karlov
36%inclusion15 decks42 decks
31%synergy
Solemn Simulacrum
36%inclusion15 decks42 decks
23%synergy
Woe Strider
33%inclusion14 decks42 decks
31%synergy
Pawn of Ulamog
33%inclusion14 decks42 decks
31%synergy
Junji, the Midnight Sky
33%inclusion14 decks42 decks
31%synergy
Midnight Reaper
33%inclusion14 decks42 decks
30%synergy
Gray Merchant of Asphodel
33%inclusion14 decks42 decks
25%synergy
Scholar of New Horizons
31%inclusion13 decks42 decks
30%synergy
Witch Enchanter
31%inclusion13 decks42 decks
24%synergy
Syr Konrad, the Grim
31%inclusion13 decks42 decks
22%synergy
Drivnod, Carnage Dominus
29%inclusion12 decks42 decks
27%synergy
Braids, Arisen Nightmare
29%inclusion12 decks42 decks
21%synergy
Lotho, Corrupt Shirriff
29%inclusion12 decks42 decks
15%synergy
Vengeful Bloodwitch
24%inclusion10 decks42 decks
22%synergy
Loran of the Third Path
24%inclusion10 decks42 decks
17%synergy
Ayara, First of Locthwain
21%inclusion9 decks42 decks
18%synergy
Gravecrawler
21%inclusion9 decks42 decks
18%synergy
Boromir, Warden of the Tower
21%inclusion9 decks42 decks
17%synergy
Esper Sentinel
21%inclusion9 decks42 decks
2%synergy
Soul Warden
19%inclusion8 decks42 decks
14%synergy
Accursed Marauder
19%inclusion8 decks42 decks
14%synergy
Kambal, Profiteering Mayor
19%inclusion8 decks42 decks
13%synergy
Voice of Victory
19%inclusion8 decks42 decks
13%synergy
Sun Titan
19%inclusion8 decks42 decks
11%synergy
Butcher Ghoul
17%inclusion7 decks42 decks
16%synergy
Ao, the Dawn Sky
17%inclusion7 decks42 decks
16%synergy
Charismatic Conqueror
17%inclusion7 decks42 decks
13%synergy
Selfless Spirit
17%inclusion7 decks42 decks
12%synergy
Morbid Opportunist
17%inclusion7 decks42 decks
9%synergy
Grand Abolisher
17%inclusion7 decks42 decks
7%synergy
Illuminor Szeras
14%inclusion6 decks42 decks
14%synergy
Sifter of Skulls
14%inclusion6 decks42 decks
13%synergy
Gandalf the White
14%inclusion6 decks42 decks
13%synergy
Teysa, Orzhov Scion
14%inclusion6 decks42 decks
13%synergy
Solitude
14%inclusion6 decks42 decks
13%synergy
Zack Fair
14%inclusion6 decks42 decks
12%synergy
Syr Vondam, Sunstar Exemplar
14%inclusion6 decks42 decks
12%synergy
Welcoming Vampire
14%inclusion6 decks42 decks
8%synergy
Agent Venom
12%inclusion5 decks42 decks
11%synergy
Kokusho, the Evening Star
12%inclusion5 decks42 decks
10%synergy
Priest of Forgotten Gods
12%inclusion5 decks42 decks
10%synergy
Moonshaker Cavalry
12%inclusion5 decks42 decks
9%synergy
Instants
Village Rites
38%inclusion16 decks42 decks
29%synergy
Deadly Dispute
38%inclusion16 decks42 decks
26%synergy
Despark
29%inclusion12 decks42 decks
15%synergy
Flare of Fortitude
26%inclusion11 decks42 decks
22%synergy
Fell the Profane
26%inclusion11 decks42 decks
17%synergy
Generous Gift
26%inclusion11 decks42 decks
3%synergy
Saw in Half
24%inclusion10 decks42 decks
20%synergy
Corrupted Conviction
24%inclusion10 decks42 decks
19%synergy
Malakir Rebirth
24%inclusion10 decks42 decks
16%synergy
Inkshield
21%inclusion9 decks42 decks
15%synergy
Enlightened Tutor
19%inclusion8 decks42 decks
3%synergy
Nasty End
17%inclusion7 decks42 decks
15%synergy
Deadly Rollick
17%inclusion7 decks42 decks
3%synergy
Reprieve
14%inclusion6 decks42 decks
10%synergy
Silence
14%inclusion6 decks42 decks
8%synergy
Clever Concealment
12%inclusion5 decks42 decks
8%synergy
Dawn's Truce
12%inclusion5 decks42 decks
5%synergy
Flawless Maneuver
12%inclusion5 decks42 decks
1%synergy
Stroke of Midnight
12%inclusion5 decks42 decks
1%synergy
Imp's Mischief
10%inclusion4 decks42 decks
6%synergy
Plumb the Forbidden
7.1%inclusion3 decks42 decks
5%synergy
Culling the Weak
7.1%inclusion3 decks42 decks
3%synergy
Fracture
7.1%inclusion3 decks42 decks
2%synergy
Entomb
7.1%inclusion3 decks42 decks
0%synergy
Withering Torment
7.1%inclusion3 decks42 decks
-1%synergy
Sorceries
Reanimate
33%inclusion14 decks42 decks
15%synergy
Victimize
31%inclusion13 decks42 decks
19%synergy
Damn
29%inclusion12 decks42 decks
13%synergy
Toxic Deluge
29%inclusion12 decks42 decks
10%synergy
Diabolic Intent
21%inclusion9 decks42 decks
14%synergy
Night's Whisper
19%inclusion8 decks42 decks
10%synergy
Agadeem's Awakening
17%inclusion7 decks42 decks
14%synergy
Farewell
17%inclusion7 decks42 decks
4%synergy
Living Death
14%inclusion6 decks42 decks
9%synergy
Austere Command
14%inclusion6 decks42 decks
2%synergy
Wrath of God
12%inclusion5 decks42 decks
7%synergy
Damnation
12%inclusion5 decks42 decks
5%synergy
Feed the Swarm
12%inclusion5 decks42 decks
-5%synergy
Rite of Oblivion
10%inclusion4 decks42 decks
7%synergy
Insatiable Avarice
10%inclusion4 decks42 decks
7%synergy
Diabolic Tutor
10%inclusion4 decks42 decks
4%synergy
Read the Bones
10%inclusion4 decks42 decks
3%synergy
Sevinne's Reclamation
10%inclusion4 decks42 decks
2%synergy
Sign in Blood
10%inclusion4 decks42 decks
1%synergy
Urza's Ruinous Blast
7.1%inclusion3 decks42 decks
5%synergy
Approach of the Second Sun
7.1%inclusion3 decks42 decks
4%synergy
Primevals' Glorious Rebirth
7.1%inclusion3 decks42 decks
4%synergy
Torment of Hailfire
7.1%inclusion3 decks42 decks
3%synergy
Dread Return
7.1%inclusion3 decks42 decks
2%synergy
Utility Artifacts
The Great Henge
100%inclusion3 decks3 decks
91%synergy
Blasting Station
45%inclusion19 decks42 decks
45%synergy
Lightning Greaves
33%inclusion14 decks42 decks
8%synergy
Swiftfoot Boots
31%inclusion13 decks42 decks
4%synergy
Oketra's Monument
21%inclusion9 decks42 decks
20%synergy
Altar of the Brood
12%inclusion5 decks42 decks
11%synergy
Jet Medallion
12%inclusion5 decks42 decks
8%synergy
Mithril Coat
12%inclusion5 decks42 decks
7%synergy
Spawning Pit
10%inclusion4 decks42 decks
9%synergy
Pearl Medallion
10%inclusion4 decks42 decks
7%synergy
Archaeomancer's Map
7.1%inclusion3 decks42 decks
4%synergy
Enchantments
Solemnity
50%inclusion21 decks42 decks
49%synergy
Cathars' Crusade
45%inclusion19 decks42 decks
40%synergy
The Meathook Massacre
38%inclusion16 decks42 decks
33%synergy
Black Market Connections
36%inclusion15 decks42 decks
24%synergy
Phyrexian Arena
36%inclusion15 decks42 decks
20%synergy
Thran Vigil
33%inclusion14 decks42 decks
33%synergy
Grave Pact
33%inclusion14 decks42 decks
29%synergy
Bitterblossom
29%inclusion12 decks42 decks
24%synergy
Funeral Room // Awakening Hall
17%inclusion7 decks42 decks
15%synergy
Sothera, the Supervoid
14%inclusion6 decks42 decks
13%synergy
Fanatical Devotion
12%inclusion5 decks42 decks
11%synergy
Dictate of Erebos
12%inclusion5 decks42 decks
9%synergy
Phyrexian Unlife
10%inclusion4 decks42 decks
9%synergy
Flowering of the White Tree
10%inclusion4 decks42 decks
5%synergy
Black Market
10%inclusion4 decks42 decks
5%synergy
Land Tax
10%inclusion4 decks42 decks
3%synergy
Animate Dead
10%inclusion4 decks42 decks
0%synergy
Martyr's Cause
7.1%inclusion3 decks42 decks
7%synergy
Agent of the Iron Throne
7.1%inclusion3 decks42 decks
5%synergy
Phyrexian Reclamation
7.1%inclusion3 decks42 decks
4%synergy
Blind Obedience
7.1%inclusion3 decks42 decks
1%synergy
Anointed Procession
7.1%inclusion3 decks42 decks
0%synergy
Ghostly Prison
7.1%inclusion3 decks42 decks
-4%synergy
Planeswalkers
Liliana, Dreadhorde General
12%inclusion5 decks42 decks
8%synergy
Elspeth, Storm Slayer
12%inclusion5 decks42 decks
7%synergy
Utility Lands
Phyrexian Tower
55%inclusion23 decks42 decks
46%synergy
Urborg, Tomb of Yawgmoth
50%inclusion21 decks42 decks
41%synergy
Bojuka Bog
43%inclusion18 decks42 decks
13%synergy
High Market
26%inclusion11 decks42 decks
24%synergy
Cabal Coffers
24%inclusion10 decks42 decks
14%synergy
Reliquary Tower
24%inclusion10 decks42 decks
-6%synergy
Susur Secundi, Void Altar
19%inclusion8 decks42 decks
17%synergy
Midgar, City of Mako
19%inclusion8 decks42 decks
15%synergy
Eiganjo, Seat of the Empire
19%inclusion8 decks42 decks
12%synergy
Westvale Abbey
17%inclusion7 decks42 decks
14%synergy
Vault of the Archangel
17%inclusion7 decks42 decks
5%synergy
Takenuma, Abandoned Mire
14%inclusion6 decks42 decks
5%synergy
Shizo, Death's Storehouse
12%inclusion5 decks42 decks
7%synergy
Command Beacon
12%inclusion5 decks42 decks
7%synergy
Castle Locthwain
10%inclusion4 decks42 decks
5%synergy
Minas Tirith
10%inclusion4 decks42 decks
3%synergy
Urza's Saga
10%inclusion4 decks42 decks
3%synergy
Barad-dûr
7.1%inclusion3 decks42 decks
5%synergy
Monumental Henge
7.1%inclusion3 decks42 decks
5%synergy
Spymaster's Vault
7.1%inclusion3 decks42 decks
4%synergy
Nykthos, Shrine to Nyx
7.1%inclusion3 decks42 decks
2%synergy
Mana Artifacts
Sol Ring
93%inclusion39 decks42 decks
9%synergy
Arcane Signet
86%inclusion36 decks42 decks
13%synergy
Talisman of Hierarchy
55%inclusion23 decks42 decks
29%synergy
Orzhov Signet
40%inclusion17 decks42 decks
16%synergy
Thought Vessel
21%inclusion9 decks42 decks
4%synergy
Fellwar Stone
17%inclusion7 decks42 decks
-4%synergy
The Soul Stone
14%inclusion6 decks42 decks
10%synergy
Relic of Legends
12%inclusion5 decks42 decks
10%synergy
Chrome Mox
10%inclusion4 decks42 decks
4%synergy
Lotus Petal
10%inclusion4 decks42 decks
2%synergy
Mind Stone
7.1%inclusion3 decks42 decks
-8%synergy
Lands
Sandsteppe Citadel
100%inclusion3 decks3 decks
74%synergy
Command Tower
93%inclusion39 decks42 decks
19%synergy
Godless Shrine
86%inclusion36 decks42 decks
45%synergy
Isolated Chapel
83%inclusion35 decks42 decks
51%synergy
Caves of Koilos
67%inclusion28 decks42 decks
37%synergy
Vault of Champions
60%inclusion25 decks42 decks
35%synergy
Bleachbone Verge
57%inclusion24 decks42 decks
49%synergy
Fetid Heath
57%inclusion24 decks42 decks
44%synergy
Marsh Flats
55%inclusion23 decks42 decks
44%synergy
Tainted Field
55%inclusion23 decks42 decks
42%synergy
Shattered Sanctum
55%inclusion23 decks42 decks
40%synergy
Brightclimb Pathway
40%inclusion17 decks42 decks
32%synergy
Shadowy Backstreet
38%inclusion16 decks42 decks
28%synergy
Shineshadow Snarl
38%inclusion16 decks42 decks
26%synergy
Concealed Courtyard
29%inclusion12 decks42 decks
23%synergy
Temple of Silence
26%inclusion11 decks42 decks
8%synergy
Silent Clearing
24%inclusion10 decks42 decks
19%synergy
Fabled Passage
24%inclusion10 decks42 decks
15%synergy
Exotic Orchard
21%inclusion9 decks42 decks
-15%synergy
Orzhov Basilica
19%inclusion8 decks42 decks
4%synergy
Desolate Mire
17%inclusion7 decks42 decks
11%synergy
Scrubland
17%inclusion7 decks42 decks
3%synergy
Reflecting Pool
14%inclusion6 decks42 decks
9%synergy
Lazotep Quarry
12%inclusion5 decks42 decks
11%synergy
Prismatic Vista
12%inclusion5 decks42 decks
7%synergy
Flooded Strand
12%inclusion5 decks42 decks
1%synergy
Polluted Delta
12%inclusion5 decks42 decks
0%synergy
Arid Mesa
10%inclusion4 decks42 decks
-1%synergy
Windswept Heath
10%inclusion4 decks42 decks
-1%synergy
Verdant Catacombs
10%inclusion4 decks42 decks
-1%synergy
Bloodstained Mire
10%inclusion4 decks42 decks
-2%synergy
The Grey Havens
7.1%inclusion3 decks42 decks
6%synergy
Plaza of Heroes
7.1%inclusion3 decks42 decks
5%synergy
Gemstone Caverns
7.1%inclusion3 decks42 decks
2%synergy
Terramorphic Expanse
7.1%inclusion3 decks42 decks
-8%synergy
Evolving Wilds
7.1%inclusion3 decks42 decks
-14%synergy