Eirdu, Carrier of Dawn
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).

   Steps

How does this combo work?
1
Activate Yahenni by sacrificing the undying 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 undying creature.
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
12%inclusion296 decks2.45K decks
Top Commanders
Ratadrabik of Urborg
5.1%inclusion78 decks1.52K decks
Teysa Karlov
0.6%inclusion29 decks5.11K decks
Celes, Rune Knight
0.6%inclusion19 decks3.35K decks
Felisa, Fang of Silverquill
1.8%inclusion11 decks622 decks
Clavileño, First of the Blessed
0.2%inclusion6 decks2.77K decks
Reyhan, Last of the Abzan // Yoshimaru, Ever Faithful
1.0%inclusion5 decks522 decks
Edgar Markov
0.0%inclusion4 decks12.1K decks
Hei Bai, Spirit of Balance
0.9%inclusion3 decks318 decks
Elenda, the Dusk Rose
0.2%inclusion3 decks1.62K decks
Athreos, God of Passage
0.2%inclusion3 decks1.96K decks
Terra, Herald of Hope
0.0%inclusion3 decks6.21K decks
Tayam, Luminous Enigma
0.1%inclusion3 decks2.25K decks
Carmen, Cruel Skymarcher
0.2%inclusion2 decks1.08K decks
Ardbert, Warrior of Darkness
0.1%inclusion2 decks1.98K decks
Shanid, Sleepers' Scourge
0.3%inclusion2 decks587 decks
Go-Shintai of Life's Origin
0.0%inclusion2 decks6.62K decks
Zurgo Stormrender
0.0%inclusion2 decks5.59K decks
New Cards
Rhys, the Evermore
23%inclusion84 decks366 decks
22%synergy
Puca's Covenant
17%inclusion2 decks12 decks
15%synergy
Brigid, Clachan's Heart
17%inclusion2 decks12 decks
15%synergy
Formidable Speaker
16%inclusion3 decks19 decks
14%synergy
Emptiness
15%inclusion75 decks497 decks
15%synergy
High Synergy Cards
Elas il-Kor, Sadistic Pilgrim
75%inclusion374 decks497 decks
66%synergy
Viscera Seer
67%inclusion332 decks497 decks
59%synergy
Murderous Redcap
58%inclusion22 decks38 decks
56%synergy
Bartolomé del Presidio
59%inclusion295 decks497 decks
55%synergy
Goblin Bombardment
58%inclusion22 decks38 decks
52%synergy
Cruel Celebrant
59%inclusion295 decks497 decks
52%synergy
Blood Artist
61%inclusion303 decks497 decks
50%synergy
Ashnod's Altar
56%inclusion278 decks497 decks
49%synergy
Zulaport Cutthroat
57%inclusion282 decks497 decks
48%synergy
Bastion of Remembrance
54%inclusion269 decks497 decks
48%synergy
Top Cards
Swords to Plowshares
65%inclusion321 decks497 decks
3%synergy
Path to Exile
52%inclusion257 decks497 decks
4%synergy
Pitiless Plunderer
51%inclusion252 decks497 decks
42%synergy
Skullclamp
51%inclusion251 decks497 decks
39%synergy
Luminous Broodmoth
46%inclusion227 decks497 decks
43%synergy
Carrion Feeder
45%inclusion225 decks497 decks
41%synergy
Deadly Dispute
44%inclusion219 decks497 decks
32%synergy
Anguished Unmaking
44%inclusion217 decks497 decks
19%synergy
Umbral Collar Zealot
43%inclusion216 decks497 decks
40%synergy
Victimize
43%inclusion216 decks497 decks
31%synergy
Game Changers
Smothering Tithe
17%inclusion84 decks497 decks
-4%synergy
Teferi's Protection
16%inclusion80 decks497 decks
-1%synergy
Demonic Tutor
16%inclusion78 decks497 decks
-4%synergy
Bolas's Citadel
12%inclusion58 decks497 decks
4%synergy
Vampiric Tutor
11%inclusion54 decks497 decks
-4%synergy
Gamble
11%inclusion4 decks38 decks
2%synergy
Enlightened Tutor
8.9%inclusion44 decks497 decks
-7%synergy
Ancient Tomb
7.4%inclusion37 decks497 decks
-2%synergy
The One Ring
6.6%inclusion33 decks497 decks
-2%synergy
Necropotence
5.8%inclusion29 decks497 decks
1%synergy
Creatures
Elenda, the Dusk Rose
43%inclusion212 decks497 decks
37%synergy
Teysa Karlov
41%inclusion206 decks497 decks
37%synergy
Syr Konrad, the Grim
37%inclusion186 decks497 decks
29%synergy
Marionette Apprentice
37%inclusion184 decks497 decks
32%synergy
Solemn Simulacrum
37%inclusion184 decks497 decks
24%synergy
Birds of Paradise
37%inclusion7 decks19 decks
9%synergy
Woe Strider
36%inclusion180 decks497 decks
34%synergy
Braids, Arisen Nightmare
35%inclusion175 decks497 decks
28%synergy
Grim Haruspex
35%inclusion174 decks497 decks
32%synergy
Corpse Knight
35%inclusion172 decks497 decks
29%synergy
Junji, the Midnight Sky
34%inclusion171 decks497 decks
32%synergy
Warren Soultrader
34%inclusion171 decks497 decks
29%synergy
Mayhem Devil
34%inclusion13 decks38 decks
24%synergy
Mikaeus, the Unhallowed
34%inclusion169 decks497 decks
32%synergy
Reki, the History of Kamigawa
32%inclusion6 decks19 decks
31%synergy
Eternal Witness
32%inclusion6 decks19 decks
15%synergy
Morbid Opportunist
31%inclusion155 decks497 decks
24%synergy
Yawgmoth, Thran Physician
31%inclusion152 decks497 decks
27%synergy
Sephiroth, Fabled SOLDIER
30%inclusion148 decks497 decks
27%synergy
Chainer, Nightmare Adept
29%inclusion11 decks38 decks
25%synergy
Vizier of Remedies
28%inclusion138 decks497 decks
28%synergy
Gray Merchant of Asphodel
27%inclusion136 decks497 decks
19%synergy
Midnight Reaper
27%inclusion134 decks497 decks
24%synergy
Geralf's Messenger
26%inclusion131 decks497 decks
26%synergy
Cleopatra, Exiled Pharaoh
26%inclusion5 decks19 decks
26%synergy
Meren of Clan Nel Toth
26%inclusion5 decks19 decks
22%synergy
Disciple of Freyalise
26%inclusion5 decks19 decks
21%synergy
Delighted Halfling
26%inclusion5 decks19 decks
14%synergy
Kutzil, Malamet Exemplar
26%inclusion5 decks19 decks
12%synergy
Sakura-Tribe Elder
26%inclusion5 decks19 decks
10%synergy
Loran of the Third Path
26%inclusion128 decks497 decks
19%synergy
Lotho, Corrupt Shirriff
25%inclusion125 decks497 decks
12%synergy
Sun Titan
25%inclusion123 decks497 decks
16%synergy
Alesha, Who Laughs at Fate
24%inclusion9 decks38 decks
20%synergy
Drivnod, Carnage Dominus
24%inclusion117 decks497 decks
22%synergy
Scholar of New Horizons
23%inclusion116 decks497 decks
22%synergy
Welcoming Vampire
23%inclusion115 decks497 decks
17%synergy
Pawn of Ulamog
23%inclusion113 decks497 decks
21%synergy
Teysa, Orzhov Scion
22%inclusion111 decks497 decks
21%synergy
Syr Vondam, Sunstar Exemplar
22%inclusion111 decks497 decks
20%synergy
Vengeful Bloodwitch
22%inclusion110 decks497 decks
20%synergy
Butcher Ghoul
22%inclusion108 decks497 decks
21%synergy
Melira, Sylvok Outcast
21%inclusion4 decks19 decks
21%synergy
Kitchen Finks
21%inclusion4 decks19 decks
21%synergy
Terra, Herald of Hope
21%inclusion8 decks38 decks
20%synergy
Arwen, Weaver of Hope
21%inclusion4 decks19 decks
19%synergy
Molten Gatekeeper
21%inclusion8 decks38 decks
18%synergy
Rishkar, Peema Renegade
21%inclusion4 decks19 decks
17%synergy
Honest Rutstein
21%inclusion4 decks19 decks
16%synergy
Shalai, Voice of Plenty
21%inclusion4 decks19 decks
15%synergy
Instants
Village Rites
41%inclusion205 decks497 decks
32%synergy
Heroic Intervention
37%inclusion7 decks19 decks
6%synergy
Dark Ritual
35%inclusion175 decks497 decks
11%synergy
Assassin's Trophy
32%inclusion6 decks19 decks
1%synergy
Despark
27%inclusion135 decks497 decks
14%synergy
Revitalizing Repast
26%inclusion5 decks19 decks
18%synergy
Corrupted Conviction
26%inclusion130 decks497 decks
22%synergy
Generous Gift
23%inclusion115 decks497 decks
1%synergy
Malakir Rebirth
22%inclusion111 decks497 decks
14%synergy
Inspiring Call
21%inclusion4 decks19 decks
13%synergy
Flare of Fortitude
20%inclusion101 decks497 decks
16%synergy
Inkshield
19%inclusion94 decks497 decks
12%synergy
Deadly Rollick
18%inclusion91 decks497 decks
5%synergy
Saw in Half
18%inclusion89 decks497 decks
14%synergy
Plumb the Forbidden
17%inclusion85 decks497 decks
15%synergy
Fell the Profane
16%inclusion80 decks497 decks
7%synergy
First Day of Class
16%inclusion6 decks38 decks
16%synergy
Abzan Charm
16%inclusion3 decks19 decks
12%synergy
Mortify
15%inclusion76 decks497 decks
4%synergy
Stroke of Midnight
14%inclusion70 decks497 decks
4%synergy
Thrill of Possibility
13%inclusion5 decks38 decks
4%synergy
Big Score
13%inclusion5 decks38 decks
3%synergy
Deflecting Swat
13%inclusion5 decks38 decks
-4%synergy
Fracture
13%inclusion64 decks497 decks
8%synergy
Nasty End
12%inclusion61 decks497 decks
11%synergy
Laughing Mad
11%inclusion4 decks38 decks
9%synergy
Valakut Awakening
11%inclusion4 decks38 decks
5%synergy
Duty Beyond Death
10%inclusion52 decks497 decks
9%synergy
Tibalt's Trickery
7.9%inclusion3 decks38 decks
3%synergy
Crackling Doom
7.9%inclusion3 decks38 decks
1%synergy
Boros Charm
7.9%inclusion3 decks38 decks
-15%synergy
Chaos Warp
7.9%inclusion3 decks38 decks
-22%synergy
Culling the Weak
7.6%inclusion38 decks497 decks
3%synergy
Reprieve
7.6%inclusion38 decks497 decks
3%synergy
Dawn's Truce
7.4%inclusion37 decks497 decks
0%synergy
Flare of Malice
7.0%inclusion35 decks497 decks
5%synergy
Flawless Maneuver
6.4%inclusion32 decks497 decks
-4%synergy
Clever Concealment
6.2%inclusion31 decks497 decks
2%synergy
Cauldron Haze
5.8%inclusion29 decks497 decks
5%synergy
Imp's Mischief
5.6%inclusion28 decks497 decks
2%synergy
Silence
5.0%inclusion25 decks497 decks
-1%synergy
Sorceries
Eerie Ultimatum
42%inclusion8 decks19 decks
31%synergy
Nature's Lore
42%inclusion8 decks19 decks
11%synergy
Damn
40%inclusion201 decks497 decks
25%synergy
Blasphemous Act
29%inclusion11 decks38 decks
-4%synergy
Reanimate
28%inclusion141 decks497 decks
9%synergy
Three Visits
26%inclusion5 decks19 decks
2%synergy
Farseek
26%inclusion5 decks19 decks
-10%synergy
Faithless Looting
24%inclusion9 decks38 decks
8%synergy
Ruinous Ultimatum
24%inclusion9 decks38 decks
5%synergy
Austere Command
21%inclusion103 decks497 decks
9%synergy
Toxic Deluge
20%inclusion99 decks497 decks
2%synergy
Night's Whisper
19%inclusion93 decks497 decks
10%synergy
Diabolic Intent
16%inclusion82 decks497 decks
9%synergy
Kamahl's Druidic Vow
16%inclusion3 decks19 decks
15%synergy
Cultivate
16%inclusion3 decks19 decks
-27%synergy
Rite of Oblivion
12%inclusion62 decks497 decks
10%synergy
Living Death
11%inclusion57 decks497 decks
6%synergy
Agadeem's Awakening
11%inclusion55 decks497 decks
8%synergy
Blasphemous Edict
11%inclusion54 decks497 decks
5%synergy
Dread Return
10%inclusion52 decks497 decks
5%synergy
Sign in Blood
10%inclusion51 decks497 decks
1%synergy
Sevinne's Reclamation
10%inclusion49 decks497 decks
3%synergy
Primevals' Glorious Rebirth
7.8%inclusion39 decks497 decks
5%synergy
Farewell
6.8%inclusion34 decks497 decks
-6%synergy
Wrath of God
6.6%inclusion33 decks497 decks
2%synergy
Vindicate
6.4%inclusion32 decks497 decks
1%synergy
Come Back Wrong
5.4%inclusion27 decks497 decks
5%synergy
Damnation
5.0%inclusion25 decks497 decks
-2%synergy
Utility Artifacts
Phyrexian Altar
39%inclusion195 decks497 decks
36%synergy
The Great Henge
37%inclusion7 decks19 decks
27%synergy
Lightning Greaves
28%inclusion138 decks497 decks
3%synergy
Altar of Dementia
25%inclusion126 decks497 decks
23%synergy
Swiftfoot Boots
25%inclusion125 decks497 decks
-2%synergy
Blasting Station
17%inclusion85 decks497 decks
17%synergy
Ozolith, the Shattered Spire
16%inclusion3 decks19 decks
11%synergy
Wayfarer's Bauble
11%inclusion55 decks497 decks
3%synergy
Oketra's Monument
11%inclusion54 decks497 decks
9%synergy
Spawning Pit
9.1%inclusion45 decks497 decks
9%synergy
Jet Medallion
8.9%inclusion44 decks497 decks
5%synergy
Pearl Medallion
7.4%inclusion37 decks497 decks
5%synergy
Enchantments
Impact Tremors
32%inclusion12 decks38 decks
22%synergy
Cathars' Crusade
31%inclusion155 decks497 decks
26%synergy
Phyrexian Arena
28%inclusion137 decks497 decks
12%synergy
Growing Rites of Itlimoc
26%inclusion5 decks19 decks
21%synergy
Thran Vigil
23%inclusion116 decks497 decks
23%synergy
Solemnity
23%inclusion115 decks497 decks
22%synergy
The Meathook Massacre
23%inclusion115 decks497 decks
18%synergy
Vraska Joins Up
21%inclusion4 decks19 decks
18%synergy
Black Market Connections
20%inclusion97 decks497 decks
8%synergy
Grave Pact
18%inclusion88 decks497 decks
13%synergy
Master Chef
16%inclusion3 decks19 decks
15%synergy
Innkeeper's Talent
16%inclusion3 decks19 decks
11%synergy
Doubling Season
16%inclusion3 decks19 decks
6%synergy
Hardened Scales
16%inclusion3 decks19 decks
6%synergy
Rakdos Joins Up
13%inclusion5 decks38 decks
11%synergy
Bitterblossom
13%inclusion65 decks497 decks
9%synergy
Funeral Room // Awakening Hall
11%inclusion57 decks497 decks
10%synergy
Dictate of Erebos
11%inclusion55 decks497 decks
8%synergy
Barrensteppe Siege
10%inclusion49 decks497 decks
8%synergy
Animate Dead
10%inclusion49 decks497 decks
1%synergy
Anointed Procession
9.1%inclusion45 decks497 decks
2%synergy
Land Tax
8.9%inclusion44 decks497 decks
3%synergy
Fanatical Devotion
8.7%inclusion43 decks497 decks
8%synergy
Grave Venerations
8.6%inclusion31 decks360 decks
6%synergy
Vampiric Rites
8.0%inclusion40 decks497 decks
6%synergy
Thunder of Unity
7.9%inclusion3 decks38 decks
6%synergy
Call of the Ring
7.0%inclusion35 decks497 decks
5%synergy
Sothera, the Supervoid
6.8%inclusion34 decks497 decks
6%synergy
Black Market
6.4%inclusion32 decks497 decks
2%synergy
Felidar Retreat
6.4%inclusion32 decks497 decks
0%synergy
Martyr's Cause
6.0%inclusion30 decks497 decks
6%synergy
Tocasia's Welcome
5.8%inclusion29 decks497 decks
2%synergy
Valkyrie's Call
5.2%inclusion26 decks497 decks
4%synergy
Phyrexian Reclamation
5.2%inclusion26 decks497 decks
2%synergy
Chthonian Nightmare
5.0%inclusion25 decks497 decks
4%synergy
Renewed Solidarity
5.0%inclusion25 decks497 decks
3%synergy
Planeswalkers
Liliana, Dreadhorde General
16%inclusion78 decks497 decks
12%synergy
Dihada, Binder of Wills
13%inclusion5 decks38 decks
9%synergy
Elspeth, Storm Slayer
10%inclusion50 decks497 decks
5%synergy
Utility Lands
Bojuka Bog
45%inclusion222 decks497 decks
15%synergy
Phyrexian Tower
41%inclusion202 decks497 decks
32%synergy
High Market
36%inclusion180 decks497 decks
34%synergy
Urborg, Tomb of Yawgmoth
27%inclusion132 decks497 decks
18%synergy
Boseiju, Who Endures
26%inclusion5 decks19 decks
8%synergy
Vault of the Archangel
26%inclusion129 decks497 decks
14%synergy
Reliquary Tower
20%inclusion101 decks497 decks
-10%synergy
Susur Secundi, Void Altar
19%inclusion92 decks497 decks
16%synergy
Takenuma, Abandoned Mire
19%inclusion92 decks497 decks
10%synergy
Midgar, City of Mako
15%inclusion76 decks497 decks
12%synergy
Westvale Abbey
14%inclusion71 decks497 decks
12%synergy
Abandoned Air Temple
13%inclusion57 decks427 decks
8%synergy
Cabal Coffers
13%inclusion66 decks497 decks
4%synergy
Spymaster's Vault
13%inclusion63 decks497 decks
10%synergy
Eiganjo, Seat of the Empire
12%inclusion61 decks497 decks
5%synergy
Minas Tirith
8.2%inclusion41 decks497 decks
2%synergy
Castle Locthwain
8.0%inclusion40 decks497 decks
4%synergy
Mines of Moria
7.9%inclusion3 decks38 decks
5%synergy
Sokenzan, Crucible of Defiance
7.9%inclusion3 decks38 decks
5%synergy
Monumental Henge
7.6%inclusion38 decks497 decks
5%synergy
Command Beacon
7.2%inclusion36 decks497 decks
2%synergy
Rogue's Passage
6.8%inclusion34 decks497 decks
-13%synergy
Nesting Grounds
6.4%inclusion32 decks497 decks
4%synergy
Shizo, Death's Storehouse
5.4%inclusion27 decks497 decks
1%synergy
Nykthos, Shrine to Nyx
5.4%inclusion27 decks497 decks
0%synergy
Mana Artifacts
Sol Ring
88%inclusion437 decks497 decks
4%synergy
Arcane Signet
85%inclusion420 decks497 decks
12%synergy
Talisman of Hierarchy
56%inclusion277 decks497 decks
29%synergy
Orzhov Signet
53%inclusion264 decks497 decks
30%synergy
Talisman of Conviction
37%inclusion14 decks38 decks
12%synergy
Talisman of Indulgence
34%inclusion13 decks38 decks
6%synergy
Fellwar Stone
30%inclusion148 decks497 decks
9%synergy
Boros Signet
26%inclusion10 decks38 decks
7%synergy
Rakdos Signet
26%inclusion10 decks38 decks
1%synergy
Mind Stone
20%inclusion100 decks497 decks
5%synergy
The Soul Stone
14%inclusion70 decks497 decks
10%synergy
Relic of Legends
14%inclusion68 decks497 decks
11%synergy
Thought Vessel
13%inclusion67 decks497 decks
-4%synergy
Commander's Sphere
7.2%inclusion36 decks497 decks
-5%synergy
Mox Amber
6.6%inclusion33 decks497 decks
2%synergy
Crowded Crypt
5.0%inclusion25 decks497 decks
4%synergy
Lands
Zagoth Triome
100%inclusion4 decks4 decks
72%synergy
Command Tower
89%inclusion441 decks497 decks
14%synergy
Raffine's Tower
80%inclusion4 decks5 decks
56%synergy
Spara's Headquarters
75%inclusion3 decks4 decks
47%synergy
Isolated Chapel
74%inclusion369 decks497 decks
41%synergy
Godless Shrine
63%inclusion311 decks497 decks
21%synergy
Caves of Koilos
62%inclusion310 decks497 decks
33%synergy
Undercity Sewers
60%inclusion3 decks5 decks
49%synergy
Hallowed Fountain
60%inclusion3 decks5 decks
20%synergy
Watery Grave
60%inclusion3 decks5 decks
18%synergy
Indatha Triome
58%inclusion11 decks19 decks
30%synergy
Temple Garden
58%inclusion11 decks19 decks
19%synergy
Overgrown Tomb
58%inclusion11 decks19 decks
17%synergy
Sacred Foundry
55%inclusion21 decks38 decks
19%synergy
Savai Triome
53%inclusion20 decks38 decks
28%synergy
Sandsteppe Citadel
53%inclusion10 decks19 decks
27%synergy
Fetid Heath
52%inclusion260 decks497 decks
39%synergy
Tainted Field
50%inclusion250 decks497 decks
37%synergy
Shattered Sanctum
48%inclusion239 decks497 decks
33%synergy
Clifftop Retreat
47%inclusion18 decks38 decks
12%synergy
Blood Crypt
47%inclusion18 decks38 decks
10%synergy
Dragonskull Summit
45%inclusion17 decks38 decks
10%synergy
Battlefield Forge
42%inclusion16 decks38 decks
13%synergy
Nomad Outpost
42%inclusion16 decks38 decks
13%synergy
Vault of Champions
42%inclusion208 decks497 decks
18%synergy
Shineshadow Snarl
37%inclusion185 decks497 decks
25%synergy
Sulfurous Springs
37%inclusion14 decks38 decks
13%synergy
Marsh Flats
35%inclusion176 decks497 decks
25%synergy
Exotic Orchard
35%inclusion172 decks497 decks
-2%synergy
Smoldering Marsh
34%inclusion13 decks38 decks
1%synergy
Temple of Silence
33%inclusion162 decks497 decks
15%synergy
Orzhov Basilica
32%inclusion161 decks497 decks
18%synergy
Bountiful Promenade
32%inclusion6 decks19 decks
9%synergy
Woodland Cemetery
32%inclusion6 decks19 decks
0%synergy
Canopy Vista
32%inclusion6 decks19 decks
-5%synergy
Bleachbone Verge
31%inclusion153 decks497 decks
23%synergy
Shadowy Backstreet
28%inclusion139 decks497 decks
18%synergy
Brightclimb Pathway
28%inclusion138 decks497 decks
19%synergy
Overgrown Farmland
26%inclusion5 decks19 decks
9%synergy
Brushland
26%inclusion5 decks19 decks
7%synergy
Spectator Seating
26%inclusion10 decks38 decks
3%synergy
Undergrowth Stadium
26%inclusion5 decks19 decks
3%synergy
Llanowar Wastes
26%inclusion5 decks19 decks
0%synergy
Desolate Mire
25%inclusion122 decks497 decks
18%synergy
Luxury Suite
24%inclusion9 decks38 decks
-1%synergy
Concealed Courtyard
21%inclusion105 decks497 decks
15%synergy
Deathcap Glade
21%inclusion4 decks19 decks
8%synergy
Rugged Prairie
21%inclusion8 decks38 decks
7%synergy
Sunpetal Grove
21%inclusion4 decks19 decks
-7%synergy
Graven Cairns
18%inclusion7 decks38 decks
9%synergy