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
10%inclusion59 decks566 decks
Hei Bai, Spirit of Balance
1.2%inclusion2 decks170 decks
Top Commanders
Ratadrabik of Urborg
2.3%inclusion20 decks874 decks
Celes, Rune Knight
0.2%inclusion5 decks2.01K decks
Reyhan, Last of the Abzan // Yoshimaru, Ever Faithful
0.7%inclusion2 decks306 decks
Teysa Karlov
0.1%inclusion2 decks2.96K decks
Go-Shintai of Life's Origin
0.0%inclusion2 decks4.12K decks
Tayam, Luminous Enigma
0.2%inclusion2 decks1.23K decks
Ravos, Soultender // Tana, the Bloodsower
0.8%inclusion1 decks126 decks
Shanid, Sleepers' Scourge
0.3%inclusion1 decks384 decks
Nethroi, Apex of Death
0.1%inclusion1 decks1.03K decks
Kambal, Profiteering Mayor
0.1%inclusion1 decks829 decks
Piru, the Volatile
0.4%inclusion1 decks285 decks
Athreos, God of Passage
0.1%inclusion1 decks1.08K decks
Elas il-Kor, Sadistic Pilgrim
0.1%inclusion1 decks1.16K decks
Felisa, Fang of Silverquill
0.3%inclusion1 decks322 decks
New Cards
Master's Guidance
20%inclusion1 decks5 decks
19%synergy
The Legend of Kyoshi
20%inclusion1 decks5 decks
16%synergy
Bitterbloom Bearer
12%inclusion12 decks102 decks
11%synergy
Emptiness
12%inclusion12 decks102 decks
12%synergy
Fire Lord Zuko
10%inclusion1 decks10 decks
8%synergy
High Synergy Cards
Goblin Bombardment
80%inclusion8 decks10 decks
74%synergy
Elas il-Kor, Sadistic Pilgrim
78%inclusion80 decks102 decks
68%synergy
Murderous Redcap
70%inclusion7 decks10 decks
68%synergy
Bartolomé del Presidio
66%inclusion67 decks102 decks
61%synergy
Ashnod's Altar
68%inclusion69 decks102 decks
61%synergy
Viscera Seer
65%inclusion66 decks102 decks
56%synergy
Phyrexian Altar
56%inclusion57 decks102 decks
52%synergy
Zulaport Cutthroat
61%inclusion62 decks102 decks
52%synergy
Carrion Feeder
55%inclusion56 decks102 decks
50%synergy
Melira, Sylvok Outcast
50%inclusion4 decks8 decks
50%synergy
Top Cards
Blood Artist
61%inclusion62 decks102 decks
49%synergy
Swords to Plowshares
59%inclusion60 decks102 decks
-3%synergy
Cruel Celebrant
55%inclusion56 decks102 decks
47%synergy
Bastion of Remembrance
54%inclusion55 decks102 decks
47%synergy
Path to Exile
52%inclusion53 decks102 decks
5%synergy
The Great Henge
50%inclusion4 decks8 decks
41%synergy
Nature's Lore
50%inclusion4 decks8 decks
18%synergy
Luminous Broodmoth
47%inclusion48 decks102 decks
45%synergy
Anguished Unmaking
47%inclusion48 decks102 decks
23%synergy
Pitiless Plunderer
45%inclusion46 decks102 decks
37%synergy
Game Changers
Demonic Tutor
25%inclusion25 decks102 decks
5%synergy
Smothering Tithe
21%inclusion21 decks102 decks
-1%synergy
Teferi's Protection
19%inclusion19 decks102 decks
1%synergy
Vampiric Tutor
15%inclusion15 decks102 decks
-1%synergy
The One Ring
14%inclusion14 decks102 decks
5%synergy
Bolas's Citadel
12%inclusion12 decks102 decks
4%synergy
Ancient Tomb
12%inclusion12 decks102 decks
2%synergy
Necropotence
8.8%inclusion9 decks102 decks
4%synergy
Imperial Seal
7.8%inclusion8 decks102 decks
2%synergy
Chrome Mox
7.8%inclusion8 decks102 decks
2%synergy
Creatures
Warren Soultrader
44%inclusion45 decks102 decks
39%synergy
Mikaeus, the Unhallowed
41%inclusion42 decks102 decks
39%synergy
Umbral Collar Zealot
41%inclusion42 decks102 decks
38%synergy
Teysa Karlov
41%inclusion42 decks102 decks
36%synergy
Mahadi, Emporium Master
40%inclusion4 decks10 decks
34%synergy
Mayhem Devil
40%inclusion4 decks10 decks
30%synergy
Safehold Elite
38%inclusion3 decks8 decks
37%synergy
Kitchen Finks
38%inclusion3 decks8 decks
37%synergy
Arwen, Weaver of Hope
38%inclusion3 decks8 decks
35%synergy
Sakura-Tribe Elder
38%inclusion3 decks8 decks
21%synergy
Eternal Witness
38%inclusion3 decks8 decks
20%synergy
Sephiroth, Fabled SOLDIER
36%inclusion37 decks102 decks
34%synergy
Yawgmoth, Thran Physician
36%inclusion37 decks102 decks
33%synergy
Elenda, the Dusk Rose
36%inclusion37 decks102 decks
31%synergy
Woe Strider
35%inclusion36 decks102 decks
33%synergy
Braids, Arisen Nightmare
33%inclusion34 decks102 decks
26%synergy
Marionette Apprentice
32%inclusion33 decks102 decks
27%synergy
Corpse Knight
32%inclusion33 decks102 decks
27%synergy
Drivnod, Carnage Dominus
31%inclusion32 decks102 decks
29%synergy
Junji, the Midnight Sky
30%inclusion31 decks102 decks
28%synergy
Furystoke Giant
30%inclusion3 decks10 decks
30%synergy
Thunderblust
30%inclusion3 decks10 decks
30%synergy
Chainer, Nightmare Adept
30%inclusion3 decks10 decks
25%synergy
Grim Haruspex
29%inclusion30 decks102 decks
26%synergy
Loran of the Third Path
29%inclusion30 decks102 decks
23%synergy
Syr Konrad, the Grim
29%inclusion30 decks102 decks
21%synergy
Solemn Simulacrum
27%inclusion28 decks102 decks
14%synergy
Lotho, Corrupt Shirriff
27%inclusion28 decks102 decks
14%synergy
Witch Enchanter
26%inclusion27 decks102 decks
19%synergy
Pawn of Ulamog
25%inclusion25 decks102 decks
23%synergy
Vengeful Bloodwitch
24%inclusion24 decks102 decks
22%synergy
Mondrak, Glory Dominus
23%inclusion23 decks102 decks
16%synergy
Gray Merchant of Asphodel
23%inclusion23 decks102 decks
14%synergy
Midnight Reaper
22%inclusion22 decks102 decks
18%synergy
Boromir, Warden of the Tower
22%inclusion22 decks102 decks
17%synergy
Geralf's Messenger
21%inclusion21 decks102 decks
20%synergy
Syr Vondam, Sunstar Exemplar
21%inclusion21 decks102 decks
18%synergy
Kambal, Profiteering Mayor
21%inclusion21 decks102 decks
15%synergy
Ao, the Dawn Sky
20%inclusion20 decks102 decks
19%synergy
Scholar of New Horizons
20%inclusion20 decks102 decks
18%synergy
Gandalf the White
20%inclusion20 decks102 decks
18%synergy
Ayara, First of Locthwain
20%inclusion20 decks102 decks
16%synergy
Accursed Marauder
19%inclusion19 decks102 decks
13%synergy
Sun Titan
19%inclusion19 decks102 decks
10%synergy
Esper Sentinel
19%inclusion19 decks102 decks
-1%synergy
Welcoming Vampire
18%inclusion18 decks102 decks
12%synergy
Teysa, Orzhov Scion
17%inclusion17 decks102 decks
15%synergy
Morbid Opportunist
17%inclusion17 decks102 decks
9%synergy
Zack Fair
16%inclusion16 decks102 decks
14%synergy
Butcher Ghoul
15%inclusion15 decks102 decks
14%synergy
Instants
Dark Ritual
42%inclusion43 decks102 decks
18%synergy
Assassin's Trophy
38%inclusion3 decks8 decks
7%synergy
Heroic Intervention
38%inclusion3 decks8 decks
7%synergy
Deadly Dispute
36%inclusion37 decks102 decks
24%synergy
Village Rites
32%inclusion33 decks102 decks
23%synergy
Malakir Rebirth
25%inclusion25 decks102 decks
16%synergy
Fell the Profane
25%inclusion25 decks102 decks
16%synergy
Despark
25%inclusion25 decks102 decks
11%synergy
Saw in Half
23%inclusion23 decks102 decks
19%synergy
Corrupted Conviction
23%inclusion23 decks102 decks
18%synergy
Generous Gift
23%inclusion23 decks102 decks
0%synergy
Inkshield
18%inclusion18 decks102 decks
11%synergy
Flare of Fortitude
17%inclusion17 decks102 decks
13%synergy
Deadly Rollick
17%inclusion17 decks102 decks
3%synergy
Nasty End
16%inclusion16 decks102 decks
14%synergy
Mortify
13%inclusion13 decks102 decks
2%synergy
Stroke of Midnight
12%inclusion12 decks102 decks
1%synergy
Enlightened Tutor
12%inclusion12 decks102 decks
-4%synergy
Plumb the Forbidden
11%inclusion11 decks102 decks
8%synergy
Redirect Lightning
10%inclusion1 decks10 decks
6%synergy
Reprieve
8.8%inclusion9 decks102 decks
4%synergy
Flawless Maneuver
7.8%inclusion8 decks102 decks
-3%synergy
Imp's Mischief
6.9%inclusion7 decks102 decks
3%synergy
Clever Concealment
6.9%inclusion7 decks102 decks
3%synergy
Fracture
6.9%inclusion7 decks102 decks
1%synergy
Silence
6.9%inclusion7 decks102 decks
1%synergy
Duty Beyond Death
5.9%inclusion6 decks102 decks
4%synergy
Flare of Malice
5.9%inclusion6 decks102 decks
3%synergy
Culling the Weak
5.9%inclusion6 decks102 decks
2%synergy
Dawn's Truce
5.9%inclusion6 decks102 decks
-1%synergy
Sorceries
Eerie Ultimatum
38%inclusion3 decks8 decks
26%synergy
Three Visits
38%inclusion3 decks8 decks
13%synergy
Farseek
38%inclusion3 decks8 decks
2%synergy
Cultivate
38%inclusion3 decks8 decks
-6%synergy
Victimize
35%inclusion36 decks102 decks
23%synergy
Damn
32%inclusion33 decks102 decks
17%synergy
Blasphemous Act
30%inclusion3 decks10 decks
-3%synergy
Reanimate
29%inclusion30 decks102 decks
11%synergy
Toxic Deluge
21%inclusion21 decks102 decks
2%synergy
Night's Whisper
20%inclusion20 decks102 decks
11%synergy
Diabolic Intent
16%inclusion16 decks102 decks
8%synergy
Primevals' Glorious Rebirth
12%inclusion12 decks102 decks
8%synergy
Agadeem's Awakening
11%inclusion11 decks102 decks
8%synergy
Austere Command
11%inclusion11 decks102 decks
-1%synergy
Sevinne's Reclamation
10%inclusion10 decks102 decks
3%synergy
Sign in Blood
10%inclusion10 decks102 decks
1%synergy
Farewell
10%inclusion10 decks102 decks
-3%synergy
Dread Return
8.8%inclusion9 decks102 decks
4%synergy
Come Back Wrong
7.8%inclusion8 decks102 decks
7%synergy
Living Death
7.8%inclusion8 decks102 decks
3%synergy
Insatiable Avarice
6.9%inclusion7 decks102 decks
4%synergy
Wrath of God
6.9%inclusion7 decks102 decks
2%synergy
Diabolic Tutor
6.9%inclusion7 decks102 decks
1%synergy
Blasphemous Edict
6.9%inclusion7 decks102 decks
1%synergy
Damnation
6.9%inclusion7 decks102 decks
0%synergy
Rite of Oblivion
5.9%inclusion6 decks102 decks
4%synergy
Urza's Ruinous Blast
5.9%inclusion6 decks102 decks
3%synergy
Read the Bones
5.9%inclusion6 decks102 decks
0%synergy
Feed the Swarm
5.9%inclusion6 decks102 decks
-11%synergy
Utility Artifacts
Skullclamp
44%inclusion45 decks102 decks
33%synergy
Altar of Dementia
43%inclusion44 decks102 decks
41%synergy
Lightning Greaves
31%inclusion32 decks102 decks
6%synergy
Blasting Station
29%inclusion30 decks102 decks
29%synergy
Swiftfoot Boots
25%inclusion25 decks102 decks
-3%synergy
Spawning Pit
13%inclusion13 decks102 decks
12%synergy
Oketra's Monument
11%inclusion11 decks102 decks
9%synergy
Pearl Medallion
10%inclusion10 decks102 decks
7%synergy
Jet Medallion
10%inclusion10 decks102 decks
6%synergy
Wayfarer's Bauble
7.8%inclusion8 decks102 decks
0%synergy
Cauldron of Souls
6.9%inclusion7 decks102 decks
6%synergy
The Ozolith
6.9%inclusion7 decks102 decks
3%synergy
Altar of the Brood
5.9%inclusion6 decks102 decks
5%synergy
Enchantments
Master Chef
38%inclusion3 decks8 decks
36%synergy
Cathars' Crusade
31%inclusion32 decks102 decks
26%synergy
Impact Tremors
30%inclusion3 decks10 decks
20%synergy
Phyrexian Arena
29%inclusion30 decks102 decks
14%synergy
The Meathook Massacre
28%inclusion29 decks102 decks
23%synergy
Solemnity
24%inclusion24 decks102 decks
23%synergy
Black Market Connections
24%inclusion24 decks102 decks
12%synergy
Thran Vigil
22%inclusion22 decks102 decks
21%synergy
Grave Pact
21%inclusion21 decks102 decks
16%synergy
Bitterblossom
18%inclusion18 decks102 decks
14%synergy
Fanatical Devotion
13%inclusion13 decks102 decks
12%synergy
Call of the Ring
11%inclusion11 decks102 decks
8%synergy
Funeral Room // Awakening Hall
10%inclusion10 decks102 decks
8%synergy
Animate Dead
10%inclusion10 decks102 decks
1%synergy
Martyr's Cause
8.8%inclusion9 decks102 decks
8%synergy
Dictate of Erebos
8.8%inclusion9 decks102 decks
6%synergy
Felidar Retreat
8.8%inclusion9 decks102 decks
3%synergy
Sothera, the Supervoid
7.8%inclusion8 decks102 decks
7%synergy
Barrensteppe Siege
7.8%inclusion8 decks102 decks
6%synergy
Phyrexian Reclamation
7.8%inclusion8 decks102 decks
5%synergy
Flowering of the White Tree
7.8%inclusion8 decks102 decks
4%synergy
Anointed Procession
7.8%inclusion8 decks102 decks
0%synergy
Land Tax
6.9%inclusion7 decks102 decks
0%synergy
Agent of the Iron Throne
5.9%inclusion6 decks102 decks
4%synergy
Renewed Solidarity
5.9%inclusion6 decks102 decks
4%synergy
Tocasia's Welcome
5.9%inclusion6 decks102 decks
3%synergy
Black Market
5.9%inclusion6 decks102 decks
2%synergy
Planeswalkers
Elspeth, Storm Slayer
12%inclusion12 decks102 decks
7%synergy
Liliana, Dreadhorde General
10%inclusion10 decks102 decks
6%synergy
Utility Lands
Phyrexian Tower
50%inclusion51 decks102 decks
41%synergy
Urborg, Tomb of Yawgmoth
36%inclusion37 decks102 decks
27%synergy
Bojuka Bog
36%inclusion37 decks102 decks
7%synergy
High Market
28%inclusion29 decks102 decks
26%synergy
Takenuma, Abandoned Mire
22%inclusion22 decks102 decks
13%synergy
Reliquary Tower
21%inclusion21 decks102 decks
-9%synergy
Eiganjo, Seat of the Empire
20%inclusion20 decks102 decks
12%synergy
Susur Secundi, Void Altar
18%inclusion18 decks102 decks
15%synergy
Vault of the Archangel
18%inclusion18 decks102 decks
6%synergy
Westvale Abbey
16%inclusion16 decks102 decks
13%synergy
Midgar, City of Mako
14%inclusion14 decks102 decks
10%synergy
Cabal Coffers
14%inclusion14 decks102 decks
4%synergy
Command Beacon
11%inclusion11 decks102 decks
6%synergy
Minas Tirith
11%inclusion11 decks102 decks
4%synergy
Spymaster's Vault
10%inclusion10 decks102 decks
7%synergy
Shizo, Death's Storehouse
10%inclusion10 decks102 decks
5%synergy
Monumental Henge
6.9%inclusion7 decks102 decks
4%synergy
Castle Locthwain
6.9%inclusion7 decks102 decks
3%synergy
Barad-dûr
5.9%inclusion6 decks102 decks
4%synergy
Nykthos, Shrine to Nyx
5.9%inclusion6 decks102 decks
1%synergy
Mana Artifacts
Sol Ring
88%inclusion90 decks102 decks
4%synergy
Arcane Signet
85%inclusion87 decks102 decks
13%synergy
Talisman of Hierarchy
59%inclusion60 decks102 decks
33%synergy
Orzhov Signet
52%inclusion53 decks102 decks
28%synergy
Boros Signet
30%inclusion3 decks10 decks
10%synergy
Rakdos Signet
30%inclusion3 decks10 decks
4%synergy
Talisman of Indulgence
30%inclusion3 decks10 decks
2%synergy
Fellwar Stone
29%inclusion30 decks102 decks
9%synergy
The Soul Stone
21%inclusion21 decks102 decks
17%synergy
Relic of Legends
20%inclusion20 decks102 decks
17%synergy
Mind Stone
17%inclusion17 decks102 decks
2%synergy
Thought Vessel
16%inclusion16 decks102 decks
-2%synergy
Mox Amber
11%inclusion11 decks102 decks
6%synergy
Honor-Worn Shaku
5.9%inclusion6 decks102 decks
5%synergy
Commander's Sphere
5.9%inclusion6 decks102 decks
-7%synergy
Lands
Command Tower
94%inclusion96 decks102 decks
20%synergy
Isolated Chapel
77%inclusion79 decks102 decks
45%synergy
Godless Shrine
74%inclusion75 decks102 decks
33%synergy
Caves of Koilos
68%inclusion69 decks102 decks
38%synergy
Sandsteppe Citadel
63%inclusion5 decks8 decks
37%synergy
Temple Garden
63%inclusion5 decks8 decks
24%synergy
Overgrown Tomb
63%inclusion5 decks8 decks
22%synergy
Shattered Sanctum
54%inclusion55 decks102 decks
39%synergy
Fetid Heath
53%inclusion54 decks102 decks
40%synergy
Vault of Champions
53%inclusion54 decks102 decks
29%synergy
Savai Triome
50%inclusion5 decks10 decks
25%synergy
Dragonskull Summit
50%inclusion5 decks10 decks
16%synergy
Clifftop Retreat
50%inclusion5 decks10 decks
16%synergy
Sacred Foundry
50%inclusion5 decks10 decks
14%synergy
Blood Crypt
50%inclusion5 decks10 decks
13%synergy
Tainted Field
49%inclusion50 decks102 decks
36%synergy
Bleachbone Verge
48%inclusion49 decks102 decks
40%synergy
Marsh Flats
45%inclusion46 decks102 decks
34%synergy
Battlefield Forge
40%inclusion4 decks10 decks
12%synergy
Smoldering Marsh
40%inclusion4 decks10 decks
6%synergy
Sunpetal Grove
38%inclusion3 decks8 decks
10%synergy
Indatha Triome
38%inclusion3 decks8 decks
9%synergy
Woodland Cemetery
38%inclusion3 decks8 decks
6%synergy
Canopy Vista
38%inclusion3 decks8 decks
1%synergy
Shineshadow Snarl
35%inclusion36 decks102 decks
23%synergy
Exotic Orchard
35%inclusion36 decks102 decks
-1%synergy
Brightclimb Pathway
34%inclusion35 decks102 decks
26%synergy
Shadowy Backstreet
33%inclusion34 decks102 decks
23%synergy
Rugged Prairie
30%inclusion3 decks10 decks
16%synergy
Sulfurous Springs
30%inclusion3 decks10 decks
7%synergy
Spectator Seating
30%inclusion3 decks10 decks
7%synergy
Luxury Suite
30%inclusion3 decks10 decks
5%synergy
Nomad Outpost
30%inclusion3 decks10 decks
0%synergy
Temple of Silence
27%inclusion28 decks102 decks
10%synergy
Concealed Courtyard
26%inclusion27 decks102 decks
21%synergy
Orzhov Basilica
26%inclusion27 decks102 decks
11%synergy
Silent Clearing
22%inclusion22 decks102 decks
17%synergy
Desolate Mire
20%inclusion20 decks102 decks
14%synergy
Scrubland
18%inclusion18 decks102 decks
4%synergy
Plaza of Heroes
16%inclusion16 decks102 decks
13%synergy
Fabled Passage
16%inclusion16 decks102 decks
6%synergy
Lazotep Quarry
15%inclusion15 decks102 decks
14%synergy
Evolving Wilds
14%inclusion14 decks102 decks
-7%synergy
Prismatic Vista
13%inclusion13 decks102 decks
8%synergy
Reflecting Pool
12%inclusion12 decks102 decks
7%synergy
Terramorphic Expanse
12%inclusion12 decks102 decks
-3%synergy
The Grey Havens
10%inclusion10 decks102 decks
9%synergy
Arid Mesa
10%inclusion10 decks102 decks
0%synergy
Verdant Catacombs
10%inclusion10 decks102 decks
-1%synergy
Bloodstained Mire
10%inclusion10 decks102 decks
-1%synergy