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
Karai, Future of the Foot
0.4%inclusion1 decks230 decks
Top Commanders
Eirdu, Carrier of Dawn
5.3%inclusion209 decks3.96K decks
Ratadrabik of Urborg
2.5%inclusion53 decks2.11K decks
Teysa Karlov
0.1%inclusion5 decks7.37K decks
Celes, Rune Knight
0.1%inclusion3 decks4.69K decks
Nethroi, Apex of Death
0.1%inclusion3 decks2.65K decks
Go-Shintai of Life's Origin
0.0%inclusion2 decks8.44K decks
Ghave, Guru of Spores
0.1%inclusion2 decks2.75K decks
Elas il-Kor, Sadistic Pilgrim
0.1%inclusion2 decks2.92K decks
Felisa, Fang of Silverquill
0.1%inclusion1 decks921 decks
Hei Bai, Spirit of Balance
0.2%inclusion1 decks415 decks
Nevinyrral, Urborg Tyrant
0.2%inclusion1 decks657 decks
Edgar Markov
0.0%inclusion1 decks17K decks
Tayam, Luminous Enigma
0.0%inclusion1 decks3.22K decks
Carmen, Cruel Skymarcher
0.1%inclusion1 decks1.55K decks
Ramos, Dragon Engine
0.0%inclusion1 decks4.10K decks
Alesha, Who Smiles at Death
0.1%inclusion1 decks1.74K decks
Athreos, God of Passage
0.0%inclusion1 decks2.95K decks
New Cards
Eclipsed Steppe
10%inclusion1 decks10 decks
8%synergy
Turbulent Moor
10%inclusion1 decks10 decks
8%synergy
Continue?
7.9%inclusion8 decks101 decks
6%synergy
Ninja Teen
1.5%inclusion3 decks195 decks
1%synergy
Mighty Mutanimals
1.0%inclusion1 decks97 decks
1%synergy
High Synergy Cards
Glen Elendra Archmage
80%inclusion4 decks5 decks
78%synergy
Elas il-Kor, Sadistic Pilgrim
80%inclusion236 decks294 decks
71%synergy
Melira, Sylvok Outcast
70%inclusion7 decks10 decks
70%synergy
Murderous Redcap
67%inclusion6 decks9 decks
65%synergy
Ashnod's Altar
71%inclusion209 decks294 decks
65%synergy
Goblin Bombardment
67%inclusion6 decks9 decks
61%synergy
Viscera Seer
69%inclusion202 decks294 decks
61%synergy
Luminous Broodmoth
63%inclusion186 decks294 decks
61%synergy
Kitchen Finks
60%inclusion6 decks10 decks
60%synergy
Bartolomé del Presidio
59%inclusion172 decks294 decks
54%synergy
Top Cards
Counterspell
80%inclusion4 decks5 decks
38%synergy
Swords to Plowshares
76%inclusion224 decks294 decks
15%synergy
Blood Artist
62%inclusion181 decks294 decks
50%synergy
Cruel Celebrant
61%inclusion180 decks294 decks
54%synergy
Path to Exile
58%inclusion171 decks294 decks
11%synergy
Zulaport Cutthroat
58%inclusion170 decks294 decks
49%synergy
Pitiless Plunderer
57%inclusion168 decks294 decks
49%synergy
Phyrexian Altar
54%inclusion160 decks294 decks
51%synergy
Bastion of Remembrance
54%inclusion159 decks294 decks
47%synergy
Skullclamp
53%inclusion156 decks294 decks
42%synergy
Game Changers
Demonic Tutor
25%inclusion73 decks294 decks
6%synergy
Smothering Tithe
24%inclusion70 decks294 decks
3%synergy
Teferi's Protection
20%inclusion59 decks294 decks
4%synergy
Vampiric Tutor
17%inclusion49 decks294 decks
2%synergy
Enlightened Tutor
14%inclusion41 decks294 decks
-1%synergy
Bolas's Citadel
14%inclusion40 decks294 decks
6%synergy
Necropotence
11%inclusion32 decks294 decks
6%synergy
Ancient Tomb
10%inclusion30 decks294 decks
1%synergy
The One Ring
7.5%inclusion22 decks294 decks
-1%synergy
Orcish Bowmasters
7.1%inclusion21 decks294 decks
-1%synergy
Creatures
Safehold Elite
50%inclusion5 decks10 decks
50%synergy
Woodfall Primus
50%inclusion5 decks10 decks
49%synergy
Warren Soultrader
48%inclusion141 decks294 decks
42%synergy
Umbral Collar Zealot
48%inclusion140 decks294 decks
45%synergy
Carrion Feeder
48%inclusion140 decks294 decks
43%synergy
Teysa Karlov
46%inclusion135 decks294 decks
41%synergy
Thunderblust
44%inclusion4 decks9 decks
44%synergy
Gev, Scaled Scorch
44%inclusion4 decks9 decks
44%synergy
Elenda, the Dusk Rose
44%inclusion129 decks294 decks
39%synergy
Yawgmoth, Thran Physician
44%inclusion128 decks294 decks
40%synergy
Marionette Apprentice
43%inclusion127 decks294 decks
39%synergy
Vizier of Remedies
43%inclusion126 decks294 decks
43%synergy
Aerie Ouphes
40%inclusion4 decks10 decks
40%synergy
Geralf's Messenger
40%inclusion117 decks294 decks
39%synergy
Grim Haruspex
39%inclusion116 decks294 decks
37%synergy
Junji, the Midnight Sky
39%inclusion115 decks294 decks
37%synergy
Corpse Knight
38%inclusion112 decks294 decks
33%synergy
Braids, Arisen Nightmare
38%inclusion112 decks294 decks
31%synergy
Sephiroth, Fabled SOLDIER
38%inclusion111 decks294 decks
35%synergy
Syr Konrad, the Grim
36%inclusion107 decks294 decks
28%synergy
Woe Strider
35%inclusion104 decks294 decks
34%synergy
Solemn Simulacrum
35%inclusion103 decks294 decks
23%synergy
Furystoke Giant
33%inclusion3 decks9 decks
33%synergy
Alesha, Who Laughs at Fate
33%inclusion3 decks9 decks
29%synergy
Morbid Opportunist
33%inclusion98 decks294 decks
26%synergy
Rhys, the Evermore
33%inclusion78 decks237 decks
32%synergy
Lotho, Corrupt Shirriff
31%inclusion92 decks294 decks
18%synergy
Butcher Ghoul
31%inclusion90 decks294 decks
30%synergy
Heartmender
30%inclusion3 decks10 decks
30%synergy
Golgari Grave-Troll
30%inclusion3 decks10 decks
29%synergy
Spore Frog
30%inclusion3 decks10 decks
27%synergy
Sakura-Tribe Elder
30%inclusion3 decks10 decks
14%synergy
Eternal Witness
30%inclusion3 decks10 decks
14%synergy
Gray Merchant of Asphodel
30%inclusion88 decks294 decks
21%synergy
Scholar of New Horizons
28%inclusion82 decks294 decks
27%synergy
Loran of the Third Path
27%inclusion79 decks294 decks
20%synergy
Pawn of Ulamog
25%inclusion73 decks294 decks
23%synergy
Midnight Reaper
24%inclusion71 decks294 decks
21%synergy
Esper Sentinel
24%inclusion71 decks294 decks
5%synergy
Zack Fair
24%inclusion70 decks294 decks
22%synergy
Sun Titan
24%inclusion70 decks294 decks
16%synergy
Witch Enchanter
23%inclusion68 decks294 decks
16%synergy
Vengeful Bloodwitch
23%inclusion67 decks294 decks
21%synergy
Drivnod, Carnage Dominus
23%inclusion67 decks294 decks
21%synergy
Accursed Marauder
22%inclusion65 decks294 decks
17%synergy
Ayara, First of Locthwain
21%inclusion61 decks294 decks
17%synergy
Boromir, Warden of the Tower
20%inclusion59 decks294 decks
16%synergy
Selfless Spirit
20%inclusion58 decks294 decks
15%synergy
Emptiness
19%inclusion56 decks294 decks
18%synergy
Teysa, Orzhov Scion
19%inclusion55 decks294 decks
17%synergy
Instants
Anguished Unmaking
51%inclusion149 decks294 decks
26%synergy
Dark Ritual
49%inclusion143 decks294 decks
24%synergy
Deadly Dispute
41%inclusion121 decks294 decks
29%synergy
Village Rites
39%inclusion115 decks294 decks
30%synergy
Revitalizing Repast
30%inclusion3 decks10 decks
22%synergy
Despark
30%inclusion88 decks294 decks
17%synergy
Generous Gift
28%inclusion82 decks294 decks
6%synergy
Flare of Fortitude
26%inclusion77 decks294 decks
22%synergy
Corrupted Conviction
25%inclusion73 decks294 decks
20%synergy
Inkshield
24%inclusion71 decks294 decks
17%synergy
Deadly Rollick
24%inclusion70 decks294 decks
10%synergy
Malakir Rebirth
23%inclusion69 decks294 decks
15%synergy
Saw in Half
19%inclusion57 decks294 decks
15%synergy
Fell the Profane
17%inclusion49 decks294 decks
8%synergy
Plumb the Forbidden
15%inclusion45 decks294 decks
13%synergy
Fracture
15%inclusion44 decks294 decks
10%synergy
Stroke of Midnight
14%inclusion40 decks294 decks
3%synergy
Nasty End
13%inclusion37 decks294 decks
11%synergy
Mortify
13%inclusion37 decks294 decks
2%synergy
Culling the Weak
11%inclusion31 decks294 decks
6%synergy
Flawless Maneuver
10%inclusion29 decks294 decks
-1%synergy
Dawn's Truce
10%inclusion28 decks294 decks
2%synergy
Duty Beyond Death
8.8%inclusion26 decks294 decks
7%synergy
Silence
7.8%inclusion23 decks294 decks
2%synergy
Imp's Mischief
7.5%inclusion22 decks294 decks
4%synergy
Reprieve
7.1%inclusion21 decks294 decks
3%synergy
Clever Concealment
7.1%inclusion21 decks294 decks
3%synergy
Cauldron Haze
6.5%inclusion19 decks294 decks
6%synergy
Entomb
5.1%inclusion15 decks294 decks
-2%synergy
Sorceries
Damn
46%inclusion135 decks294 decks
31%synergy
Victimize
43%inclusion127 decks294 decks
31%synergy
Nature's Lore
40%inclusion4 decks10 decks
9%synergy
Farseek
40%inclusion4 decks10 decks
4%synergy
Reanimate
38%inclusion112 decks294 decks
19%synergy
Eerie Ultimatum
30%inclusion3 decks10 decks
19%synergy
Three Visits
30%inclusion3 decks10 decks
6%synergy
Kodama's Reach
30%inclusion3 decks10 decks
3%synergy
Cultivate
30%inclusion3 decks10 decks
-12%synergy
Toxic Deluge
26%inclusion76 decks294 decks
8%synergy
Diabolic Intent
23%inclusion68 decks294 decks
15%synergy
Austere Command
20%inclusion58 decks294 decks
8%synergy
Night's Whisper
19%inclusion57 decks294 decks
10%synergy
Living Death
19%inclusion56 decks294 decks
14%synergy
Agadeem's Awakening
14%inclusion40 decks294 decks
11%synergy
Blasphemous Edict
13%inclusion38 decks294 decks
7%synergy
Rite of Oblivion
12%inclusion35 decks294 decks
10%synergy
Dread Return
11%inclusion32 decks294 decks
6%synergy
Sign in Blood
11%inclusion31 decks294 decks
2%synergy
Primevals' Glorious Rebirth
8.8%inclusion26 decks294 decks
6%synergy
Wrath of God
8.2%inclusion24 decks294 decks
3%synergy
Sevinne's Reclamation
8.2%inclusion24 decks294 decks
1%synergy
Farewell
7.5%inclusion22 decks294 decks
-5%synergy
Urza's Ruinous Blast
7.1%inclusion21 decks294 decks
5%synergy
Vindicate
6.5%inclusion19 decks294 decks
1%synergy
Feed the Swarm
6.5%inclusion19 decks294 decks
-9%synergy
Damnation
5.8%inclusion17 decks294 decks
-1%synergy
Diabolic Tutor
5.4%inclusion16 decks294 decks
0%synergy
Buried Alive
5.4%inclusion16 decks294 decks
-1%synergy
Vanquish the Horde
5.1%inclusion15 decks294 decks
1%synergy
Utility Artifacts
The Great Henge
40%inclusion4 decks10 decks
31%synergy
Altar of Dementia
37%inclusion109 decks294 decks
35%synergy
Lightning Greaves
33%inclusion96 decks294 decks
8%synergy
Swiftfoot Boots
26%inclusion77 decks294 decks
-1%synergy
Blasting Station
23%inclusion67 decks294 decks
22%synergy
Jet Medallion
15%inclusion43 decks294 decks
11%synergy
Oketra's Monument
11%inclusion31 decks294 decks
9%synergy
Pearl Medallion
10%inclusion30 decks294 decks
8%synergy
Spawning Pit
10%inclusion28 decks294 decks
9%synergy
Wayfarer's Bauble
9.2%inclusion27 decks294 decks
2%synergy
Blade of Selves
6.1%inclusion18 decks294 decks
5%synergy
Cauldron of Souls
5.8%inclusion17 decks294 decks
5%synergy
Nim Deathmantle
5.8%inclusion17 decks294 decks
5%synergy
Enchantments
Rhythm of the Wild
100%inclusion3 decks3 decks
79%synergy
Solemnity
46%inclusion134 decks294 decks
45%synergy
Cathars' Crusade
45%inclusion133 decks294 decks
40%synergy
Phyrexian Arena
33%inclusion98 decks294 decks
18%synergy
Thran Vigil
32%inclusion95 decks294 decks
32%synergy
The Meathook Massacre
29%inclusion85 decks294 decks
24%synergy
Grave Pact
27%inclusion78 decks294 decks
22%synergy
Black Market Connections
26%inclusion77 decks294 decks
14%synergy
Bitterblossom
18%inclusion54 decks294 decks
14%synergy
Dictate of Erebos
17%inclusion49 decks294 decks
14%synergy
Animate Dead
16%inclusion46 decks294 decks
7%synergy
Funeral Room // Awakening Hall
14%inclusion40 decks294 decks
12%synergy
Land Tax
12%inclusion36 decks294 decks
6%synergy
Anointed Procession
12%inclusion36 decks294 decks
5%synergy
Barrensteppe Siege
8.5%inclusion25 decks294 decks
7%synergy
Vampiric Rites
7.8%inclusion23 decks294 decks
6%synergy
Fanatical Devotion
7.5%inclusion22 decks294 decks
7%synergy
Sothera, the Supervoid
7.5%inclusion22 decks294 decks
7%synergy
Renewed Solidarity
7.1%inclusion21 decks294 decks
5%synergy
Grave Venerations
6.8%inclusion16 decks235 decks
5%synergy
Caretaker's Talent
6.1%inclusion18 decks294 decks
2%synergy
Martyr's Cause
5.8%inclusion17 decks294 decks
5%synergy
Valkyrie's Call
5.8%inclusion17 decks294 decks
5%synergy
Call of the Ring
5.8%inclusion17 decks294 decks
3%synergy
Black Market
5.8%inclusion17 decks294 decks
2%synergy
Blind Obedience
5.8%inclusion17 decks294 decks
0%synergy
Dance of the Dead
5.4%inclusion16 decks294 decks
4%synergy
Phyrexian Reclamation
5.1%inclusion15 decks294 decks
2%synergy
Flowering of the White Tree
5.1%inclusion15 decks294 decks
1%synergy
Felidar Retreat
5.1%inclusion15 decks294 decks
-1%synergy
Planeswalkers
Liliana, Dreadhorde General
18%inclusion54 decks294 decks
15%synergy
Elspeth, Storm Slayer
10%inclusion29 decks294 decks
5%synergy
Utility Lands
Phyrexian Tower
49%inclusion144 decks294 decks
40%synergy
Bojuka Bog
49%inclusion143 decks294 decks
19%synergy
High Market
41%inclusion121 decks294 decks
39%synergy
Urborg, Tomb of Yawgmoth
37%inclusion110 decks294 decks
28%synergy
Vault of the Archangel
27%inclusion79 decks294 decks
15%synergy
Takenuma, Abandoned Mire
26%inclusion75 decks294 decks
17%synergy
Reliquary Tower
23%inclusion68 decks294 decks
-7%synergy
Susur Secundi, Void Altar
22%inclusion64 decks294 decks
19%synergy
Cabal Coffers
21%inclusion61 decks294 decks
11%synergy
Eiganjo, Seat of the Empire
18%inclusion52 decks294 decks
11%synergy
Abandoned Air Temple
16%inclusion41 decks262 decks
11%synergy
Westvale Abbey
15%inclusion44 decks294 decks
13%synergy
Midgar, City of Mako
15%inclusion44 decks294 decks
11%synergy
Spymaster's Vault
12%inclusion35 decks294 decks
9%synergy
Minas Tirith
12%inclusion34 decks294 decks
5%synergy
Shizo, Death's Storehouse
10%inclusion29 decks294 decks
5%synergy
Monumental Henge
8.5%inclusion25 decks294 decks
6%synergy
Castle Locthwain
8.5%inclusion25 decks294 decks
5%synergy
Command Beacon
8.5%inclusion25 decks294 decks
4%synergy
Nesting Grounds
8.2%inclusion24 decks294 decks
6%synergy
Nykthos, Shrine to Nyx
8.2%inclusion24 decks294 decks
3%synergy
Rogue's Passage
5.4%inclusion16 decks294 decks
-15%synergy
Mana Artifacts
Sol Ring
93%inclusion272 decks294 decks
9%synergy
Arcane Signet
86%inclusion254 decks294 decks
14%synergy
Talisman of Hierarchy
59%inclusion173 decks294 decks
33%synergy
Orzhov Signet
48%inclusion142 decks294 decks
26%synergy
Talisman of Conviction
33%inclusion3 decks9 decks
9%synergy
Rakdos Signet
33%inclusion3 decks9 decks
9%synergy
Fellwar Stone
27%inclusion78 decks294 decks
6%synergy
Thought Vessel
19%inclusion55 decks294 decks
1%synergy
Mind Stone
17%inclusion49 decks294 decks
2%synergy
The Soul Stone
14%inclusion41 decks294 decks
10%synergy
Relic of Legends
11%inclusion31 decks294 decks
8%synergy
Mox Amber
6.1%inclusion18 decks294 decks
2%synergy
Lotus Petal
5.8%inclusion17 decks294 decks
-1%synergy
Commander's Sphere
5.8%inclusion17 decks294 decks
-6%synergy
Lands
Hallowed Fountain
100%inclusion5 decks5 decks
60%synergy
Watery Grave
100%inclusion5 decks5 decks
58%synergy
Breeding Pool
100%inclusion3 decks3 decks
58%synergy
Command Tower
88%inclusion260 decks294 decks
14%synergy
Raffine's Tower
80%inclusion4 decks5 decks
56%synergy
Savai Triome
78%inclusion7 decks9 decks
54%synergy
Isolated Chapel
77%inclusion226 decks294 decks
43%synergy
Godless Shrine
77%inclusion226 decks294 decks
35%synergy
Temple Garden
70%inclusion7 decks10 decks
31%synergy
Overgrown Tomb
70%inclusion7 decks10 decks
29%synergy
Caves of Koilos
62%inclusion183 decks294 decks
33%synergy
Sandsteppe Citadel
60%inclusion6 decks10 decks
34%synergy
Shattered Sanctum
59%inclusion174 decks294 decks
44%synergy
Fetid Heath
56%inclusion166 decks294 decks
43%synergy
Spectator Seating
56%inclusion5 decks9 decks
33%synergy
Luxury Suite
56%inclusion5 decks9 decks
32%synergy
Vault of Champions
54%inclusion159 decks294 decks
30%synergy
Tainted Field
51%inclusion151 decks294 decks
39%synergy
Woodland Cemetery
50%inclusion5 decks10 decks
18%synergy
Marsh Flats
46%inclusion135 decks294 decks
35%synergy
Nomad Outpost
44%inclusion4 decks9 decks
16%synergy
Dragonskull Summit
44%inclusion4 decks9 decks
10%synergy
Sacred Foundry
44%inclusion4 decks9 decks
8%synergy
Undergrowth Stadium
40%inclusion4 decks10 decks
17%synergy
Indatha Triome
40%inclusion4 decks10 decks
13%synergy
Sunpetal Grove
40%inclusion4 decks10 decks
12%synergy
Bleachbone Verge
38%inclusion113 decks294 decks
30%synergy
Shineshadow Snarl
36%inclusion105 decks294 decks
23%synergy
Shadowy Backstreet
35%inclusion104 decks294 decks
25%synergy
Brightclimb Pathway
34%inclusion101 decks294 decks
26%synergy
Graven Cairns
33%inclusion3 decks9 decks
24%synergy
Clifftop Retreat
33%inclusion3 decks9 decks
-2%synergy
Blood Crypt
33%inclusion3 decks9 decks
-5%synergy
Temple of Silence
31%inclusion91 decks294 decks
14%synergy
Lush Portico
30%inclusion3 decks10 decks
21%synergy
Underground Mortuary
30%inclusion3 decks10 decks
17%synergy
Brushland
30%inclusion3 decks10 decks
10%synergy
Llanowar Wastes
30%inclusion3 decks10 decks
3%synergy
Exotic Orchard
28%inclusion83 decks294 decks
-8%synergy
Orzhov Basilica
27%inclusion80 decks294 decks
13%synergy
Concealed Courtyard
26%inclusion75 decks294 decks
20%synergy
Desolate Mire
23%inclusion68 decks294 decks
17%synergy
Fabled Passage
17%inclusion50 decks294 decks
7%synergy
Silent Clearing
17%inclusion49 decks294 decks
12%synergy
Scrubland
16%inclusion47 decks294 decks
2%synergy
Evolving Wilds
13%inclusion37 decks294 decks
-8%synergy
Bloodstained Mire
11%inclusion33 decks294 decks
0%synergy
Polluted Delta
11%inclusion33 decks294 decks
-1%synergy
Arid Mesa
11%inclusion32 decks294 decks
1%synergy
Myriad Landscape
10%inclusion30 decks294 decks
-5%synergy