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
5.4%inclusion193 decks3.59K decks
Karai, Future of the Foot
0.6%inclusion1 decks161 decks
Top Commanders
Ratadrabik of Urborg
2.4%inclusion47 decks1.93K decks
Teysa Karlov
0.1%inclusion4 decks6.64K decks
Celes, Rune Knight
0.1%inclusion3 decks4.26K decks
Go-Shintai of Life's Origin
0.0%inclusion2 decks7.87K decks
Nethroi, Apex of Death
0.1%inclusion2 decks2.43K decks
Elas il-Kor, Sadistic Pilgrim
0.1%inclusion2 decks2.65K decks
Athreos, God of Passage
0.1%inclusion2 decks2.64K decks
Felisa, Fang of Silverquill
0.1%inclusion1 decks813 decks
Hei Bai, Spirit of Balance
0.3%inclusion1 decks389 decks
Nevinyrral, Urborg Tyrant
0.2%inclusion1 decks575 decks
Edgar Markov
0.0%inclusion1 decks15.5K decks
Ghave, Guru of Spores
0.0%inclusion1 decks2.48K decks
Tayam, Luminous Enigma
0.0%inclusion1 decks2.96K decks
Carmen, Cruel Skymarcher
0.1%inclusion1 decks1.42K decks
Ramos, Dragon Engine
0.0%inclusion1 decks3.66K decks
Alesha, Who Smiles at Death
0.1%inclusion1 decks1.61K decks
New Cards
The Reaper, King No More
100%inclusion1 decks1 decks
94%synergy
Rhys, the Evermore
34%inclusion71 decks210 decks
33%synergy
Bitterbloom Bearer
18%inclusion49 decks267 decks
16%synergy
Emptiness
18%inclusion49 decks267 decks
18%synergy
Chaos Spewer
17%inclusion1 decks6 decks
16%synergy
High Synergy Cards
Melira, Sylvok Outcast
75%inclusion6 decks8 decks
75%synergy
Murderous Redcap
75%inclusion6 decks8 decks
73%synergy
Elas il-Kor, Sadistic Pilgrim
81%inclusion217 decks267 decks
72%synergy
Goblin Bombardment
75%inclusion6 decks8 decks
69%synergy
Ashnod's Altar
71%inclusion189 decks267 decks
64%synergy
Luminous Broodmoth
65%inclusion174 decks267 decks
63%synergy
Kitchen Finks
63%inclusion5 decks8 decks
62%synergy
Viscera Seer
69%inclusion184 decks267 decks
61%synergy
Cruel Celebrant
62%inclusion166 decks267 decks
55%synergy
Bartolomé del Presidio
59%inclusion157 decks267 decks
55%synergy
Top Cards
Swords to Plowshares
76%inclusion203 decks267 decks
15%synergy
Blood Artist
62%inclusion166 decks267 decks
51%synergy
Zulaport Cutthroat
59%inclusion158 decks267 decks
51%synergy
Pitiless Plunderer
59%inclusion157 decks267 decks
50%synergy
Path to Exile
58%inclusion155 decks267 decks
11%synergy
Skullclamp
55%inclusion146 decks267 decks
43%synergy
Phyrexian Altar
54%inclusion144 decks267 decks
50%synergy
Bastion of Remembrance
54%inclusion143 decks267 decks
47%synergy
Anguished Unmaking
50%inclusion134 decks267 decks
26%synergy
Safehold Elite
50%inclusion4 decks8 decks
50%synergy
Game Changers
Demonic Tutor
24%inclusion64 decks267 decks
5%synergy
Smothering Tithe
23%inclusion62 decks267 decks
2%synergy
Teferi's Protection
20%inclusion54 decks267 decks
4%synergy
Vampiric Tutor
16%inclusion42 decks267 decks
1%synergy
Enlightened Tutor
14%inclusion37 decks267 decks
-1%synergy
Bolas's Citadel
13%inclusion36 decks267 decks
6%synergy
Ancient Tomb
11%inclusion29 decks267 decks
2%synergy
Necropotence
9.4%inclusion25 decks267 decks
4%synergy
The One Ring
7.5%inclusion20 decks267 decks
-1%synergy
Orcish Bowmasters
7.5%inclusion20 decks267 decks
-1%synergy
Creatures
Glen Elendra Archmage
75%inclusion3 decks4 decks
73%synergy
Thunderblust
50%inclusion4 decks8 decks
50%synergy
Gev, Scaled Scorch
50%inclusion4 decks8 decks
49%synergy
Woodfall Primus
50%inclusion4 decks8 decks
49%synergy
Umbral Collar Zealot
49%inclusion131 decks267 decks
46%synergy
Carrion Feeder
48%inclusion129 decks267 decks
44%synergy
Warren Soultrader
48%inclusion129 decks267 decks
43%synergy
Teysa Karlov
48%inclusion127 decks267 decks
43%synergy
Vizier of Remedies
45%inclusion120 decks267 decks
45%synergy
Elenda, the Dusk Rose
45%inclusion120 decks267 decks
40%synergy
Marionette Apprentice
45%inclusion119 decks267 decks
40%synergy
Yawgmoth, Thran Physician
44%inclusion118 decks267 decks
41%synergy
Geralf's Messenger
42%inclusion111 decks267 decks
41%synergy
Grim Haruspex
41%inclusion110 decks267 decks
38%synergy
Junji, the Midnight Sky
40%inclusion107 decks267 decks
38%synergy
Corpse Knight
39%inclusion103 decks267 decks
33%synergy
Sephiroth, Fabled SOLDIER
38%inclusion102 decks267 decks
36%synergy
Braids, Arisen Nightmare
38%inclusion102 decks267 decks
31%synergy
Heartmender
38%inclusion3 decks8 decks
37%synergy
Aerie Ouphes
38%inclusion3 decks8 decks
37%synergy
Furystoke Giant
38%inclusion3 decks8 decks
37%synergy
Woe Strider
36%inclusion96 decks267 decks
34%synergy
Solemn Simulacrum
36%inclusion96 decks267 decks
23%synergy
Syr Konrad, the Grim
36%inclusion95 decks267 decks
27%synergy
Morbid Opportunist
34%inclusion91 decks267 decks
27%synergy
Butcher Ghoul
31%inclusion84 decks267 decks
31%synergy
Gray Merchant of Asphodel
31%inclusion83 decks267 decks
23%synergy
Lotho, Corrupt Shirriff
31%inclusion82 decks267 decks
18%synergy
Scholar of New Horizons
28%inclusion76 decks267 decks
27%synergy
Loran of the Third Path
28%inclusion75 decks267 decks
21%synergy
Pawn of Ulamog
25%inclusion68 decks267 decks
24%synergy
Zack Fair
25%inclusion67 decks267 decks
23%synergy
Sun Titan
25%inclusion66 decks267 decks
17%synergy
Midnight Reaper
24%inclusion65 decks267 decks
21%synergy
Accursed Marauder
24%inclusion65 decks267 decks
19%synergy
Esper Sentinel
24%inclusion65 decks267 decks
6%synergy
Vengeful Bloodwitch
24%inclusion63 decks267 decks
22%synergy
Drivnod, Carnage Dominus
23%inclusion62 decks267 decks
21%synergy
Witch Enchanter
22%inclusion60 decks267 decks
15%synergy
Selfless Spirit
21%inclusion57 decks267 decks
17%synergy
Ayara, First of Locthwain
20%inclusion54 decks267 decks
17%synergy
Boromir, Warden of the Tower
19%inclusion52 decks267 decks
16%synergy
Teysa, Orzhov Scion
19%inclusion51 decks267 decks
18%synergy
Grand Abolisher
19%inclusion50 decks267 decks
10%synergy
Syr Vondam, Sunstar Exemplar
18%inclusion47 decks267 decks
16%synergy
Mondrak, Glory Dominus
17%inclusion46 decks267 decks
11%synergy
Kambal, Profiteering Mayor
17%inclusion45 decks267 decks
11%synergy
Hexing Squelcher
17%inclusion1 decks6 decks
8%synergy
Karmic Guide
16%inclusion44 decks267 decks
13%synergy
Gandalf the White
16%inclusion43 decks267 decks
15%synergy
Instants
Counterspell
75%inclusion3 decks4 decks
33%synergy
Dark Ritual
49%inclusion130 decks267 decks
24%synergy
Deadly Dispute
42%inclusion111 decks267 decks
29%synergy
Village Rites
39%inclusion105 decks267 decks
30%synergy
Despark
30%inclusion81 decks267 decks
17%synergy
Generous Gift
28%inclusion74 decks267 decks
6%synergy
Corrupted Conviction
26%inclusion69 decks267 decks
21%synergy
Flare of Fortitude
25%inclusion68 decks267 decks
21%synergy
Inkshield
24%inclusion63 decks267 decks
17%synergy
Deadly Rollick
23%inclusion62 decks267 decks
9%synergy
Malakir Rebirth
22%inclusion60 decks267 decks
14%synergy
Saw in Half
19%inclusion52 decks267 decks
15%synergy
Fell the Profane
17%inclusion46 decks267 decks
8%synergy
Fracture
16%inclusion42 decks267 decks
11%synergy
Plumb the Forbidden
15%inclusion41 decks267 decks
13%synergy
Stroke of Midnight
14%inclusion37 decks267 decks
4%synergy
Mortify
12%inclusion32 decks267 decks
1%synergy
Nasty End
11%inclusion30 decks267 decks
10%synergy
Culling the Weak
11%inclusion29 decks267 decks
7%synergy
Dawn's Truce
10%inclusion26 decks267 decks
3%synergy
Flawless Maneuver
10%inclusion26 decks267 decks
-1%synergy
Duty Beyond Death
9.4%inclusion25 decks267 decks
8%synergy
Silence
8.2%inclusion22 decks267 decks
2%synergy
Imp's Mischief
7.9%inclusion21 decks267 decks
4%synergy
Reprieve
7.9%inclusion21 decks267 decks
3%synergy
Clever Concealment
7.5%inclusion20 decks267 decks
3%synergy
Continue?
7.4%inclusion5 decks68 decks
5%synergy
Cauldron Haze
6.7%inclusion18 decks267 decks
6%synergy
Sejiri Shelter
5.6%inclusion15 decks267 decks
2%synergy
Sorceries
Farseek
50%inclusion4 decks8 decks
14%synergy
Damn
46%inclusion124 decks267 decks
31%synergy
Victimize
42%inclusion112 decks267 decks
30%synergy
Three Visits
38%inclusion3 decks8 decks
13%synergy
Kodama's Reach
38%inclusion3 decks8 decks
11%synergy
Nature's Lore
38%inclusion3 decks8 decks
6%synergy
Cultivate
38%inclusion3 decks8 decks
-5%synergy
Reanimate
37%inclusion98 decks267 decks
18%synergy
Toxic Deluge
25%inclusion67 decks267 decks
7%synergy
Austere Command
21%inclusion57 decks267 decks
9%synergy
Diabolic Intent
21%inclusion56 decks267 decks
13%synergy
Night's Whisper
20%inclusion53 decks267 decks
11%synergy
Living Death
19%inclusion50 decks267 decks
13%synergy
Agadeem's Awakening
13%inclusion36 decks267 decks
10%synergy
Blasphemous Edict
13%inclusion35 decks267 decks
7%synergy
Rite of Oblivion
12%inclusion32 decks267 decks
10%synergy
Dread Return
12%inclusion31 decks267 decks
7%synergy
Sign in Blood
10%inclusion28 decks267 decks
2%synergy
Farewell
8.6%inclusion23 decks267 decks
-4%synergy
Primevals' Glorious Rebirth
8.2%inclusion22 decks267 decks
5%synergy
Wrath of God
7.9%inclusion21 decks267 decks
3%synergy
Sevinne's Reclamation
7.9%inclusion21 decks267 decks
1%synergy
Damnation
6.4%inclusion17 decks267 decks
0%synergy
Vindicate
6.0%inclusion16 decks267 decks
0%synergy
Feed the Swarm
6.0%inclusion16 decks267 decks
-10%synergy
Urza's Ruinous Blast
5.6%inclusion15 decks267 decks
3%synergy
Buried Alive
5.6%inclusion15 decks267 decks
0%synergy
Diabolic Tutor
5.2%inclusion14 decks267 decks
0%synergy
Utility Artifacts
The Great Henge
50%inclusion4 decks8 decks
41%synergy
Altar of Dementia
37%inclusion99 decks267 decks
35%synergy
Lightning Greaves
34%inclusion90 decks267 decks
9%synergy
Swiftfoot Boots
27%inclusion71 decks267 decks
-1%synergy
Blasting Station
24%inclusion63 decks267 decks
23%synergy
Jet Medallion
15%inclusion41 decks267 decks
12%synergy
Oketra's Monument
11%inclusion29 decks267 decks
9%synergy
Pearl Medallion
10%inclusion27 decks267 decks
8%synergy
Spawning Pit
10%inclusion26 decks267 decks
9%synergy
Wayfarer's Bauble
8.2%inclusion22 decks267 decks
1%synergy
Nim Deathmantle
6.0%inclusion16 decks267 decks
5%synergy
Blade of Selves
5.6%inclusion15 decks267 decks
4%synergy
Cauldron of Souls
5.2%inclusion14 decks267 decks
5%synergy
Enchantments
Rhythm of the Wild
100%inclusion3 decks3 decks
78%synergy
Solemnity
46%inclusion124 decks267 decks
46%synergy
Cathars' Crusade
46%inclusion123 decks267 decks
41%synergy
Thran Vigil
34%inclusion91 decks267 decks
34%synergy
Phyrexian Arena
34%inclusion90 decks267 decks
18%synergy
The Meathook Massacre
28%inclusion74 decks267 decks
23%synergy
Grave Pact
27%inclusion73 decks267 decks
23%synergy
Black Market Connections
27%inclusion72 decks267 decks
15%synergy
Bitterblossom
19%inclusion51 decks267 decks
15%synergy
Dictate of Erebos
17%inclusion46 decks267 decks
14%synergy
Funeral Room // Awakening Hall
14%inclusion38 decks267 decks
13%synergy
Animate Dead
14%inclusion38 decks267 decks
5%synergy
Land Tax
13%inclusion35 decks267 decks
7%synergy
Anointed Procession
12%inclusion32 decks267 decks
5%synergy
Barrensteppe Siege
8.6%inclusion23 decks267 decks
7%synergy
Fanatical Devotion
8.2%inclusion22 decks267 decks
8%synergy
Sothera, the Supervoid
8.2%inclusion22 decks267 decks
7%synergy
Vampiric Rites
7.9%inclusion21 decks267 decks
6%synergy
Martyr's Cause
7.1%inclusion19 decks267 decks
7%synergy
Renewed Solidarity
6.7%inclusion18 decks267 decks
4%synergy
Caretaker's Talent
6.4%inclusion17 decks267 decks
2%synergy
Grave Venerations
6.3%inclusion13 decks208 decks
4%synergy
Valkyrie's Call
6.0%inclusion16 decks267 decks
5%synergy
Call of the Ring
6.0%inclusion16 decks267 decks
4%synergy
Black Market
6.0%inclusion16 decks267 decks
2%synergy
Felidar Retreat
5.6%inclusion15 decks267 decks
0%synergy
Blind Obedience
5.6%inclusion15 decks267 decks
0%synergy
Planeswalkers
Liliana, Dreadhorde General
19%inclusion50 decks267 decks
15%synergy
Elspeth, Storm Slayer
11%inclusion29 decks267 decks
6%synergy
Utility Lands
Bojuka Bog
49%inclusion131 decks267 decks
19%synergy
Phyrexian Tower
49%inclusion130 decks267 decks
40%synergy
High Market
41%inclusion110 decks267 decks
39%synergy
Urborg, Tomb of Yawgmoth
37%inclusion100 decks267 decks
29%synergy
Vault of the Archangel
25%inclusion68 decks267 decks
13%synergy
Reliquary Tower
25%inclusion68 decks267 decks
-4%synergy
Susur Secundi, Void Altar
23%inclusion62 decks267 decks
21%synergy
Takenuma, Abandoned Mire
23%inclusion62 decks267 decks
15%synergy
Cabal Coffers
21%inclusion55 decks267 decks
11%synergy
Abandoned Air Temple
17%inclusion39 decks235 decks
12%synergy
Westvale Abbey
16%inclusion42 decks267 decks
14%synergy
Midgar, City of Mako
15%inclusion41 decks267 decks
12%synergy
Eiganjo, Seat of the Empire
15%inclusion41 decks267 decks
8%synergy
Spymaster's Vault
12%inclusion32 decks267 decks
9%synergy
Minas Tirith
10%inclusion27 decks267 decks
4%synergy
Monumental Henge
10%inclusion26 decks267 decks
7%synergy
Command Beacon
10%inclusion26 decks267 decks
5%synergy
Castle Locthwain
8.6%inclusion23 decks267 decks
5%synergy
Shizo, Death's Storehouse
8.6%inclusion23 decks267 decks
4%synergy
Nesting Grounds
7.5%inclusion20 decks267 decks
5%synergy
Nykthos, Shrine to Nyx
7.5%inclusion20 decks267 decks
2%synergy
Rogue's Passage
5.6%inclusion15 decks267 decks
-15%synergy
Mana Artifacts
Sol Ring
93%inclusion247 decks267 decks
9%synergy
Arcane Signet
87%inclusion231 decks267 decks
14%synergy
Talisman of Hierarchy
57%inclusion153 decks267 decks
31%synergy
Orzhov Signet
48%inclusion127 decks267 decks
25%synergy
Rakdos Signet
38%inclusion3 decks8 decks
13%synergy
Fellwar Stone
27%inclusion72 decks267 decks
7%synergy
Thought Vessel
20%inclusion53 decks267 decks
2%synergy
Mind Stone
18%inclusion47 decks267 decks
3%synergy
The Soul Stone
14%inclusion37 decks267 decks
10%synergy
Relic of Legends
9.4%inclusion25 decks267 decks
7%synergy
Commander's Sphere
6.0%inclusion16 decks267 decks
-6%synergy
Mox Amber
5.6%inclusion15 decks267 decks
1%synergy
Lotus Petal
5.2%inclusion14 decks267 decks
-2%synergy
Lands
Hallowed Fountain
100%inclusion4 decks4 decks
60%synergy
Watery Grave
100%inclusion4 decks4 decks
58%synergy
Breeding Pool
100%inclusion3 decks3 decks
58%synergy
Command Tower
90%inclusion239 decks267 decks
15%synergy
Godless Shrine
77%inclusion205 decks267 decks
35%synergy
Isolated Chapel
76%inclusion203 decks267 decks
42%synergy
Savai Triome
75%inclusion6 decks8 decks
51%synergy
Raffine's Tower
75%inclusion3 decks4 decks
51%synergy
Sandsteppe Citadel
63%inclusion5 decks8 decks
37%synergy
Temple Garden
63%inclusion5 decks8 decks
23%synergy
Overgrown Tomb
63%inclusion5 decks8 decks
21%synergy
Caves of Koilos
61%inclusion163 decks267 decks
32%synergy
Fetid Heath
59%inclusion157 decks267 decks
45%synergy
Shattered Sanctum
58%inclusion155 decks267 decks
43%synergy
Vault of Champions
54%inclusion145 decks267 decks
31%synergy
Tainted Field
52%inclusion140 decks267 decks
40%synergy
Spectator Seating
50%inclusion4 decks8 decks
27%synergy
Luxury Suite
50%inclusion4 decks8 decks
26%synergy
Marsh Flats
45%inclusion120 decks267 decks
34%synergy
Bleachbone Verge
39%inclusion103 decks267 decks
30%synergy
Graven Cairns
38%inclusion3 decks8 decks
28%synergy
Undergrowth Stadium
38%inclusion3 decks8 decks
14%synergy
Indatha Triome
38%inclusion3 decks8 decks
10%synergy
Sunpetal Grove
38%inclusion3 decks8 decks
9%synergy
Nomad Outpost
38%inclusion3 decks8 decks
9%synergy
Woodland Cemetery
38%inclusion3 decks8 decks
5%synergy
Dragonskull Summit
38%inclusion3 decks8 decks
3%synergy
Sacred Foundry
38%inclusion3 decks8 decks
1%synergy
Shineshadow Snarl
37%inclusion98 decks267 decks
24%synergy
Shadowy Backstreet
35%inclusion93 decks267 decks
25%synergy
Brightclimb Pathway
33%inclusion87 decks267 decks
24%synergy
Temple of Silence
31%inclusion83 decks267 decks
14%synergy
Exotic Orchard
28%inclusion76 decks267 decks
-8%synergy
Orzhov Basilica
28%inclusion74 decks267 decks
14%synergy
Concealed Courtyard
27%inclusion72 decks267 decks
21%synergy
Desolate Mire
24%inclusion64 decks267 decks
18%synergy
Fabled Passage
18%inclusion49 decks267 decks
9%synergy
Silent Clearing
17%inclusion45 decks267 decks
12%synergy
Scrubland
15%inclusion41 decks267 decks
2%synergy
Polluted Delta
12%inclusion31 decks267 decks
0%synergy
Evolving Wilds
12%inclusion31 decks267 decks
-9%synergy
Arid Mesa
10%inclusion28 decks267 decks
0%synergy
Bloodstained Mire
10%inclusion28 decks267 decks
-1%synergy
Flooded Strand
10%inclusion27 decks267 decks
-1%synergy
Lazotep Quarry
9.0%inclusion24 decks267 decks
8%synergy
Verdant Catacombs
9.0%inclusion24 decks267 decks
-2%synergy
Prismatic Vista
8.6%inclusion23 decks267 decks
4%synergy
Windswept Heath
8.6%inclusion23 decks267 decks
-2%synergy
Myriad Landscape
8.6%inclusion23 decks267 decks
-7%synergy
Path of Ancestry
7.9%inclusion21 decks267 decks
-14%synergy