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%inclusion56 decks1.05K decks
Hei Bai, Spirit of Balance
0.4%inclusion1 decks275 decks
Top Commanders
Ratadrabik of Urborg
0.8%inclusion10 decks1.29K decks
Go-Shintai of Life's Origin
0.0%inclusion2 decks5.88K decks
Teysa Karlov
0.0%inclusion1 decks4.32K decks
Nethroi, Apex of Death
0.1%inclusion1 decks1.56K decks
Nevinyrral, Urborg Tyrant
0.3%inclusion1 decks356 decks
Elas il-Kor, Sadistic Pilgrim
0.1%inclusion1 decks1.72K decks
New Cards
Rhys, the Evermore
27%inclusion3 decks11 decks
27%synergy
Burdened Stoneback
25%inclusion2 decks8 decks
25%synergy
Adept Watershaper
25%inclusion1 decks4 decks
25%synergy
Reaping Willow
25%inclusion1 decks4 decks
24%synergy
Twilight Diviner
25%inclusion1 decks4 decks
24%synergy
High Synergy Cards
Elas il-Kor, Sadistic Pilgrim
85%inclusion62 decks73 decks
75%synergy
Ashnod's Altar
74%inclusion54 decks73 decks
67%synergy
Phyrexian Altar
70%inclusion51 decks73 decks
66%synergy
Viscera Seer
73%inclusion53 decks73 decks
64%synergy
Luminous Broodmoth
60%inclusion44 decks73 decks
58%synergy
Blood Artist
67%inclusion49 decks73 decks
56%synergy
Zulaport Cutthroat
63%inclusion46 decks73 decks
54%synergy
Bartolomé del Presidio
58%inclusion42 decks73 decks
53%synergy
Cruel Celebrant
60%inclusion44 decks73 decks
53%synergy
Warren Soultrader
58%inclusion42 decks73 decks
52%synergy
Top Cards
Swords to Plowshares
68%inclusion50 decks73 decks
7%synergy
Pitiless Plunderer
60%inclusion44 decks73 decks
52%synergy
Dark Ritual
58%inclusion42 decks73 decks
33%synergy
Path to Exile
56%inclusion41 decks73 decks
9%synergy
Yawgmoth, Thran Physician
55%inclusion40 decks73 decks
52%synergy
Carrion Feeder
55%inclusion40 decks73 decks
50%synergy
Bastion of Remembrance
55%inclusion40 decks73 decks
48%synergy
Solemnity
52%inclusion38 decks73 decks
51%synergy
Anguished Unmaking
52%inclusion38 decks73 decks
28%synergy
Skullclamp
51%inclusion37 decks73 decks
40%synergy
Game Changers
Teferi's Protection
30%inclusion22 decks73 decks
13%synergy
Demonic Tutor
29%inclusion21 decks73 decks
9%synergy
Smothering Tithe
25%inclusion18 decks73 decks
3%synergy
Vampiric Tutor
21%inclusion15 decks73 decks
5%synergy
Necropotence
19%inclusion14 decks73 decks
14%synergy
Bolas's Citadel
19%inclusion14 decks73 decks
11%synergy
Enlightened Tutor
19%inclusion14 decks73 decks
4%synergy
The One Ring
16%inclusion12 decks73 decks
8%synergy
Ancient Tomb
14%inclusion10 decks73 decks
4%synergy
Imperial Seal
10%inclusion7 decks73 decks
4%synergy
Creatures
Melira, Sylvok Outcast
100%inclusion3 decks3 decks
100%synergy
Grim Haruspex
48%inclusion35 decks73 decks
45%synergy
Umbral Collar Zealot
42%inclusion31 decks73 decks
39%synergy
Geralf's Messenger
41%inclusion30 decks73 decks
41%synergy
Sephiroth, Fabled SOLDIER
41%inclusion30 decks73 decks
39%synergy
Marionette Apprentice
41%inclusion30 decks73 decks
36%synergy
Teysa Karlov
40%inclusion29 decks73 decks
35%synergy
Corpse Knight
38%inclusion28 decks73 decks
33%synergy
Solemn Simulacrum
38%inclusion28 decks73 decks
26%synergy
Elenda, the Dusk Rose
37%inclusion27 decks73 decks
31%synergy
Syr Konrad, the Grim
37%inclusion27 decks73 decks
28%synergy
Scholar of New Horizons
34%inclusion25 decks73 decks
33%synergy
Woe Strider
34%inclusion25 decks73 decks
32%synergy
Braids, Arisen Nightmare
33%inclusion24 decks73 decks
26%synergy
Gray Merchant of Asphodel
33%inclusion24 decks73 decks
24%synergy
Lotho, Corrupt Shirriff
32%inclusion23 decks73 decks
18%synergy
Junji, the Midnight Sky
30%inclusion22 decks73 decks
28%synergy
Witch Enchanter
30%inclusion22 decks73 decks
23%synergy
Pawn of Ulamog
29%inclusion21 decks73 decks
27%synergy
Esper Sentinel
29%inclusion21 decks73 decks
10%synergy
Vizier of Remedies
27%inclusion20 decks73 decks
27%synergy
Loran of the Third Path
27%inclusion20 decks73 decks
20%synergy
Morbid Opportunist
27%inclusion20 decks73 decks
20%synergy
Sun Titan
26%inclusion19 decks73 decks
18%synergy
Midnight Reaper
25%inclusion18 decks73 decks
22%synergy
Grand Abolisher
25%inclusion18 decks73 decks
15%synergy
Butcher Ghoul
23%inclusion17 decks73 decks
23%synergy
Bitterbloom Bearer
23%inclusion17 decks73 decks
23%synergy
Vengeful Bloodwitch
23%inclusion17 decks73 decks
22%synergy
Drivnod, Carnage Dominus
23%inclusion17 decks73 decks
21%synergy
Accursed Marauder
23%inclusion17 decks73 decks
18%synergy
Emptiness
21%inclusion15 decks73 decks
20%synergy
Voice of Victory
21%inclusion15 decks73 decks
14%synergy
Selfless Spirit
19%inclusion14 decks73 decks
15%synergy
Kambal, Profiteering Mayor
19%inclusion14 decks73 decks
13%synergy
Zack Fair
18%inclusion13 decks73 decks
16%synergy
Ayara, First of Locthwain
18%inclusion13 decks73 decks
14%synergy
Boromir, Warden of the Tower
18%inclusion13 decks73 decks
14%synergy
Syr Vondam, Sunstar Exemplar
16%inclusion12 decks73 decks
14%synergy
Charismatic Conqueror
16%inclusion12 decks73 decks
13%synergy
Welcoming Vampire
16%inclusion12 decks73 decks
10%synergy
Teysa, Orzhov Scion
15%inclusion11 decks73 decks
13%synergy
Gravecrawler
15%inclusion11 decks73 decks
11%synergy
Mondrak, Glory Dominus
15%inclusion11 decks73 decks
8%synergy
Ao, the Dawn Sky
14%inclusion10 decks73 decks
13%synergy
Gandalf the White
14%inclusion10 decks73 decks
12%synergy
Solitude
14%inclusion10 decks73 decks
12%synergy
Shriekmaw
12%inclusion9 decks73 decks
10%synergy
Enduring Innocence
12%inclusion9 decks73 decks
8%synergy
Elesh Norn, Grand Cenobite
12%inclusion9 decks73 decks
8%synergy
Instants
Village Rites
38%inclusion28 decks73 decks
29%synergy
Deadly Dispute
38%inclusion28 decks73 decks
26%synergy
Flare of Fortitude
34%inclusion25 decks73 decks
30%synergy
Generous Gift
29%inclusion21 decks73 decks
6%synergy
Malakir Rebirth
27%inclusion20 decks73 decks
19%synergy
Despark
26%inclusion19 decks73 decks
12%synergy
Corrupted Conviction
25%inclusion18 decks73 decks
20%synergy
Inkshield
25%inclusion18 decks73 decks
18%synergy
Fell the Profane
23%inclusion17 decks73 decks
14%synergy
Deadly Rollick
23%inclusion17 decks73 decks
10%synergy
Saw in Half
19%inclusion14 decks73 decks
15%synergy
Nasty End
12%inclusion9 decks73 decks
11%synergy
Clever Concealment
12%inclusion9 decks73 decks
8%synergy
Stroke of Midnight
12%inclusion9 decks73 decks
2%synergy
Culling the Weak
11%inclusion8 decks73 decks
7%synergy
Reprieve
11%inclusion8 decks73 decks
7%synergy
Fracture
11%inclusion8 decks73 decks
6%synergy
Silence
11%inclusion8 decks73 decks
5%synergy
Flawless Maneuver
11%inclusion8 decks73 decks
0%synergy
Imp's Mischief
10%inclusion7 decks73 decks
6%synergy
Dawn's Truce
10%inclusion7 decks73 decks
2%synergy
Plumb the Forbidden
8.2%inclusion6 decks73 decks
6%synergy
Cauldron Haze
6.8%inclusion5 decks73 decks
6%synergy
Undying Evil
5.5%inclusion4 decks73 decks
5%synergy
Flare of Malice
5.5%inclusion4 decks73 decks
3%synergy
Sejiri Shelter
5.5%inclusion4 decks73 decks
2%synergy
Tragic Slip
5.5%inclusion4 decks73 decks
2%synergy
Entomb
5.5%inclusion4 decks73 decks
-2%synergy
Mortify
5.5%inclusion4 decks73 decks
-5%synergy
Sorceries
Damn
40%inclusion29 decks73 decks
24%synergy
Reanimate
37%inclusion27 decks73 decks
18%synergy
Victimize
33%inclusion24 decks73 decks
21%synergy
Toxic Deluge
25%inclusion18 decks73 decks
6%synergy
Diabolic Intent
21%inclusion15 decks73 decks
13%synergy
Austere Command
21%inclusion15 decks73 decks
8%synergy
Night's Whisper
19%inclusion14 decks73 decks
10%synergy
Agadeem's Awakening
18%inclusion13 decks73 decks
15%synergy
Farewell
18%inclusion13 decks73 decks
5%synergy
Living Death
16%inclusion12 decks73 decks
11%synergy
Sign in Blood
10%inclusion7 decks73 decks
1%synergy
Urza's Ruinous Blast
8.2%inclusion6 decks73 decks
6%synergy
Insatiable Avarice
8.2%inclusion6 decks73 decks
5%synergy
Wrath of God
8.2%inclusion6 decks73 decks
3%synergy
Blasphemous Edict
8.2%inclusion6 decks73 decks
2%synergy
Damnation
8.2%inclusion6 decks73 decks
2%synergy
Sevinne's Reclamation
8.2%inclusion6 decks73 decks
1%synergy
Morningtide's Light
6.8%inclusion5 decks73 decks
7%synergy
Rite of Oblivion
6.8%inclusion5 decks73 decks
5%synergy
Primevals' Glorious Rebirth
6.8%inclusion5 decks73 decks
4%synergy
Dread Return
6.8%inclusion5 decks73 decks
2%synergy
Diabolic Tutor
6.8%inclusion5 decks73 decks
1%synergy
Feed the Swarm
6.8%inclusion5 decks73 decks
-10%synergy
Torment of Hailfire
5.5%inclusion4 decks73 decks
1%synergy
Read the Bones
5.5%inclusion4 decks73 decks
-1%synergy
Utility Artifacts
The Great Henge
100%inclusion3 decks3 decks
91%synergy
Altar of Dementia
48%inclusion35 decks73 decks
46%synergy
Blasting Station
40%inclusion29 decks73 decks
39%synergy
Lightning Greaves
34%inclusion25 decks73 decks
9%synergy
Swiftfoot Boots
29%inclusion21 decks73 decks
2%synergy
Oketra's Monument
18%inclusion13 decks73 decks
16%synergy
Jet Medallion
12%inclusion9 decks73 decks
9%synergy
Altar of the Brood
10%inclusion7 decks73 decks
8%synergy
Pearl Medallion
8.2%inclusion6 decks73 decks
6%synergy
Archaeomancer's Map
8.2%inclusion6 decks73 decks
5%synergy
Spawning Pit
6.8%inclusion5 decks73 decks
6%synergy
Cauldron of Souls
6.8%inclusion5 decks73 decks
6%synergy
Bontu's Monument
5.5%inclusion4 decks73 decks
3%synergy
Mithril Coat
5.5%inclusion4 decks73 decks
1%synergy
Enchantments
Cathars' Crusade
49%inclusion36 decks73 decks
44%synergy
Thran Vigil
38%inclusion28 decks73 decks
38%synergy
Grave Pact
37%inclusion27 decks73 decks
32%synergy
The Meathook Massacre
37%inclusion27 decks73 decks
32%synergy
Black Market Connections
34%inclusion25 decks73 decks
22%synergy
Phyrexian Arena
34%inclusion25 decks73 decks
19%synergy
Bitterblossom
22%inclusion16 decks73 decks
18%synergy
Land Tax
18%inclusion13 decks73 decks
11%synergy
Dictate of Erebos
16%inclusion12 decks73 decks
13%synergy
Funeral Room // Awakening Hall
14%inclusion10 decks73 decks
12%synergy
Fanatical Devotion
10%inclusion7 decks73 decks
9%synergy
Sothera, the Supervoid
10%inclusion7 decks73 decks
9%synergy
Anointed Procession
10%inclusion7 decks73 decks
2%synergy
Black Market
8.2%inclusion6 decks73 decks
4%synergy
Animate Dead
8.2%inclusion6 decks73 decks
-1%synergy
Phyrexian Unlife
6.8%inclusion5 decks73 decks
6%synergy
Flowering of the White Tree
6.8%inclusion5 decks73 decks
3%synergy
Trouble in Pairs
6.8%inclusion5 decks73 decks
2%synergy
Martyr's Cause
5.5%inclusion4 decks73 decks
5%synergy
Phyrexian Reclamation
5.5%inclusion4 decks73 decks
2%synergy
Planeswalkers
Liliana, Dreadhorde General
14%inclusion10 decks73 decks
10%synergy
Elspeth, Storm Slayer
10%inclusion7 decks73 decks
5%synergy
Utility Lands
Phyrexian Tower
55%inclusion40 decks73 decks
46%synergy
Urborg, Tomb of Yawgmoth
51%inclusion37 decks73 decks
42%synergy
Bojuka Bog
38%inclusion28 decks73 decks
9%synergy
High Market
30%inclusion22 decks73 decks
28%synergy
Cabal Coffers
29%inclusion21 decks73 decks
19%synergy
Susur Secundi, Void Altar
23%inclusion17 decks73 decks
21%synergy
Reliquary Tower
23%inclusion17 decks73 decks
-7%synergy
Midgar, City of Mako
18%inclusion13 decks73 decks
14%synergy
Eiganjo, Seat of the Empire
18%inclusion13 decks73 decks
11%synergy
Takenuma, Abandoned Mire
16%inclusion12 decks73 decks
8%synergy
Vault of the Archangel
14%inclusion10 decks73 decks
2%synergy
Westvale Abbey
11%inclusion8 decks73 decks
9%synergy
Command Beacon
11%inclusion8 decks73 decks
6%synergy
Nykthos, Shrine to Nyx
11%inclusion8 decks73 decks
6%synergy
Shizo, Death's Storehouse
10%inclusion7 decks73 decks
5%synergy
Castle Locthwain
8.2%inclusion6 decks73 decks
4%synergy
Urza's Saga
8.2%inclusion6 decks73 decks
1%synergy
Monumental Henge
6.8%inclusion5 decks73 decks
4%synergy
Minas Tirith
6.8%inclusion5 decks73 decks
0%synergy
Spymaster's Vault
5.5%inclusion4 decks73 decks
3%synergy
Mortuary Mire
5.5%inclusion4 decks73 decks
1%synergy
Abandoned Air Temple
5.1%inclusion2 decks39 decks
0%synergy
Mana Artifacts
Sol Ring
95%inclusion69 decks73 decks
11%synergy
Arcane Signet
84%inclusion61 decks73 decks
11%synergy
Talisman of Hierarchy
45%inclusion33 decks73 decks
19%synergy
Orzhov Signet
40%inclusion29 decks73 decks
16%synergy
The Soul Stone
23%inclusion17 decks73 decks
19%synergy
Thought Vessel
19%inclusion14 decks73 decks
2%synergy
Fellwar Stone
15%inclusion11 decks73 decks
-5%synergy
Relic of Legends
10%inclusion7 decks73 decks
7%synergy
Mind Stone
8.2%inclusion6 decks73 decks
-7%synergy
Mana Vault
6.8%inclusion5 decks73 decks
1%synergy
Lotus Petal
6.8%inclusion5 decks73 decks
0%synergy
Chrome Mox
5.5%inclusion4 decks73 decks
-1%synergy
Lands
Raffine's Tower
100%inclusion3 decks3 decks
75%synergy
Sandsteppe Citadel
100%inclusion3 decks3 decks
74%synergy
Hallowed Fountain
100%inclusion3 decks3 decks
60%synergy
Watery Grave
100%inclusion3 decks3 decks
59%synergy
Command Tower
88%inclusion64 decks73 decks
13%synergy
Godless Shrine
79%inclusion58 decks73 decks
38%synergy
Isolated Chapel
77%inclusion56 decks73 decks
43%synergy
Vault of Champions
60%inclusion44 decks73 decks
36%synergy
Fetid Heath
59%inclusion43 decks73 decks
46%synergy
Caves of Koilos
59%inclusion43 decks73 decks
30%synergy
Shattered Sanctum
55%inclusion40 decks73 decks
40%synergy
Marsh Flats
51%inclusion37 decks73 decks
40%synergy
Bleachbone Verge
49%inclusion36 decks73 decks
41%synergy
Tainted Field
45%inclusion33 decks73 decks
32%synergy
Shadowy Backstreet
37%inclusion27 decks73 decks
27%synergy
Shineshadow Snarl
32%inclusion23 decks73 decks
19%synergy
Brightclimb Pathway
30%inclusion22 decks73 decks
22%synergy
Concealed Courtyard
25%inclusion18 decks73 decks
19%synergy
Temple of Silence
23%inclusion17 decks73 decks
6%synergy
Desolate Mire
22%inclusion16 decks73 decks
16%synergy
Fabled Passage
22%inclusion16 decks73 decks
13%synergy
Exotic Orchard
22%inclusion16 decks73 decks
-14%synergy
Orzhov Basilica
21%inclusion15 decks73 decks
6%synergy
Silent Clearing
19%inclusion14 decks73 decks
15%synergy
Prismatic Vista
15%inclusion11 decks73 decks
10%synergy
Scrubland
15%inclusion11 decks73 decks
1%synergy
Abundant Countryside
13%inclusion1 decks8 decks
12%synergy
Reflecting Pool
12%inclusion9 decks73 decks
7%synergy
Polluted Delta
12%inclusion9 decks73 decks
0%synergy
Arid Mesa
11%inclusion8 decks73 decks
1%synergy
Flooded Strand
11%inclusion8 decks73 decks
0%synergy
Lazotep Quarry
10%inclusion7 decks73 decks
9%synergy
Verdant Catacombs
10%inclusion7 decks73 decks
-1%synergy
Bloodstained Mire
10%inclusion7 decks73 decks
-2%synergy
Windswept Heath
8.2%inclusion6 decks73 decks
-3%synergy
Evolving Wilds
8.2%inclusion6 decks73 decks
-12%synergy
Plaza of Heroes
5.5%inclusion4 decks73 decks
3%synergy
Terramorphic Expanse
5.5%inclusion4 decks73 decks
-10%synergy