Eirdu, Carrier of Dawn
Woe Strider
Vengeful Vampire

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield (Eirdu as Isilu, Carrier of Twilight on the battlefield and Vengeful Vampire without a +1/+1 counter on it on the battlefield).

   Steps

How does this combo work?
1
Activate Woe Strider by sacrificing Vengeful Vampire
2
When Vengeful Vampire dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
3
Activate Woe Strider by sacrificing Vengeful Vampire
4
When Vengeful Vampire dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
5
Resolve both Woe Strider abilities from step 1 and 3.
6
Repeat.

   Results

What do I get from this combo?
Infinite ETB
Infinite LTB
Infinite death triggers
Infinite sacrifice triggers
Infinite scry 1
Sightless Ghoul
100%inclusion14 decks14 decks
100%synergy
Butcher Ghoul
100%inclusion14 decks14 decks
99%synergy
Evernight Shade
93%inclusion13 decks14 decks
93%synergy
Geralf's Messenger
79%inclusion11 decks14 decks
78%synergy
Viscera Seer
93%inclusion13 decks14 decks
73%synergy
Umbral Collar Zealot
71%inclusion10 decks14 decks
63%synergy
Corpse Knight
71%inclusion10 decks14 decks
60%synergy
Elas il-Kor, Sadistic Pilgrim
93%inclusion13 decks14 decks
59%synergy
Blood Artist
86%inclusion12 decks14 decks
56%synergy
Bartolomé del Presidio
71%inclusion10 decks14 decks
56%synergy
Top Cards
Cruel Celebrant
79%inclusion11 decks14 decks
54%synergy
Pitiless Plunderer
71%inclusion10 decks14 decks
55%synergy
Swords to Plowshares
71%inclusion10 decks14 decks
8%synergy
Bastion of Remembrance
64%inclusion9 decks14 decks
47%synergy
Zulaport Cutthroat
64%inclusion9 decks14 decks
43%synergy
Mikaeus, the Unhallowed
57%inclusion8 decks14 decks
55%synergy
Ashnod's Altar
57%inclusion8 decks14 decks
39%synergy
Path to Exile
57%inclusion8 decks14 decks
8%synergy
Hancock, Ghoulish Mayor
50%inclusion7 decks14 decks
50%synergy
Cathars' Crusade
50%inclusion7 decks14 decks
45%synergy
Creatures
Midnight Reaper
50%inclusion7 decks14 decks
44%synergy
Luminous Broodmoth
50%inclusion7 decks14 decks
42%synergy
Carrion Feeder
50%inclusion7 decks14 decks
41%synergy
Marionette Apprentice
50%inclusion7 decks14 decks
40%synergy
Solemn Simulacrum
50%inclusion7 decks14 decks
35%synergy
Teysa Karlov
50%inclusion7 decks14 decks
35%synergy
Treacherous Pit-Dweller
43%inclusion6 decks14 decks
43%synergy
Vizier of Remedies
43%inclusion6 decks14 decks
42%synergy
Vengeful Bloodwitch
43%inclusion6 decks14 decks
37%synergy
Warren Soultrader
43%inclusion6 decks14 decks
33%synergy
Yahenni, Undying Partisan
43%inclusion6 decks14 decks
33%synergy
Ayara, First of Locthwain
36%inclusion5 decks14 decks
32%synergy
Grim Haruspex
36%inclusion5 decks14 decks
27%synergy
Morbid Opportunist
36%inclusion5 decks14 decks
23%synergy
Demonlord of Ashmouth
29%inclusion4 decks14 decks
29%synergy
Bloodflow Connoisseur
29%inclusion4 decks14 decks
28%synergy
Junji, the Midnight Sky
29%inclusion4 decks14 decks
25%synergy
Sephiroth, Fabled SOLDIER
29%inclusion4 decks14 decks
22%synergy
Syr Konrad, the Grim
29%inclusion4 decks14 decks
21%synergy
Sun Titan
29%inclusion4 decks14 decks
17%synergy
Elenda, the Dusk Rose
29%inclusion4 decks14 decks
10%synergy
Shilgengar, Sire of Famine
21%inclusion3 decks14 decks
21%synergy
Forsaken Miner
21%inclusion3 decks14 decks
20%synergy
Moonshaker Cavalry
21%inclusion3 decks14 decks
19%synergy
Gravecrawler
21%inclusion3 decks14 decks
19%synergy
Spirited Companion
21%inclusion3 decks14 decks
16%synergy
Bitterbloom Bearer
21%inclusion3 decks14 decks
16%synergy
Yawgmoth, Thran Physician
21%inclusion3 decks14 decks
15%synergy
Teysa, Orzhov Scion
21%inclusion3 decks14 decks
13%synergy
Reassembling Skeleton
21%inclusion3 decks14 decks
13%synergy
Welcoming Vampire
21%inclusion3 decks14 decks
7%synergy
Instants
Despark
36%inclusion5 decks14 decks
6%synergy
Generous Gift
29%inclusion4 decks14 decks
7%synergy
Deadly Dispute
29%inclusion4 decks14 decks
6%synergy
Plumb the Forbidden
21%inclusion3 decks14 decks
16%synergy
Corrupted Conviction
21%inclusion3 decks14 decks
10%synergy
Fracture
21%inclusion3 decks14 decks
1%synergy
Village Rites
21%inclusion3 decks14 decks
-1%synergy
Dark Ritual
21%inclusion3 decks14 decks
-4%synergy
Anguished Unmaking
21%inclusion3 decks14 decks
-20%synergy
Sorceries
Damn
50%inclusion7 decks14 decks
18%synergy
Victimize
29%inclusion4 decks14 decks
11%synergy
Blasphemous Edict
21%inclusion3 decks14 decks
16%synergy
Wrath of God
21%inclusion3 decks14 decks
16%synergy
Utility Artifacts
Phyrexian Altar
43%inclusion6 decks14 decks
32%synergy
Altar of Dementia
36%inclusion5 decks14 decks
31%synergy
Skullclamp
36%inclusion5 decks14 decks
9%synergy
Blasting Station
29%inclusion4 decks14 decks
27%synergy
Spawning Pit
29%inclusion4 decks14 decks
27%synergy
Nim Deathmantle
21%inclusion3 decks14 decks
20%synergy
Enchantments
Thran Vigil
43%inclusion6 decks14 decks
42%synergy
Solemnity
29%inclusion4 decks14 decks
26%synergy
Phyrexian Arena
29%inclusion4 decks14 decks
0%synergy
Artifacts
Sol Ring
86%inclusion12 decks14 decks
2%synergy
Arcane Signet
79%inclusion11 decks14 decks
-2%synergy
Talisman of Hierarchy
71%inclusion10 decks14 decks
18%synergy
Orzhov Signet
64%inclusion9 decks14 decks
11%synergy
Phyrexian Altar
43%inclusion6 decks14 decks
32%synergy
Fellwar Stone
43%inclusion6 decks14 decks
21%synergy
Altar of Dementia
36%inclusion5 decks14 decks
31%synergy
Skullclamp
36%inclusion5 decks14 decks
9%synergy
Blasting Station
29%inclusion4 decks14 decks
27%synergy
Spawning Pit
29%inclusion4 decks14 decks
27%synergy
Mind Stone
29%inclusion4 decks14 decks
6%synergy
Nim Deathmantle
21%inclusion3 decks14 decks
20%synergy
Marble Diamond
21%inclusion3 decks14 decks
16%synergy
Charcoal Diamond
21%inclusion3 decks14 decks
16%synergy
Thought Vessel
21%inclusion3 decks14 decks
8%synergy
Utility Lands
Susur Secundi, Void Altar
29%inclusion4 decks14 decks
24%synergy
Bojuka Bog
29%inclusion4 decks14 decks
-16%synergy
Mana Artifacts
Sol Ring
86%inclusion12 decks14 decks
2%synergy
Arcane Signet
79%inclusion11 decks14 decks
-2%synergy
Talisman of Hierarchy
71%inclusion10 decks14 decks
18%synergy
Orzhov Signet
64%inclusion9 decks14 decks
11%synergy
Fellwar Stone
43%inclusion6 decks14 decks
21%synergy
Mind Stone
29%inclusion4 decks14 decks
6%synergy
Marble Diamond
21%inclusion3 decks14 decks
16%synergy
Charcoal Diamond
21%inclusion3 decks14 decks
16%synergy
Thought Vessel
21%inclusion3 decks14 decks
8%synergy
Lands
Command Tower
86%inclusion12 decks14 decks
-1%synergy
Isolated Chapel
79%inclusion11 decks14 decks
11%synergy
Tainted Field
71%inclusion10 decks14 decks
21%synergy
Fetid Heath
57%inclusion8 decks14 decks
15%synergy
Caves of Koilos
57%inclusion8 decks14 decks
-1%synergy
Shineshadow Snarl
50%inclusion7 decks14 decks
8%synergy
Desolate Mire
43%inclusion6 decks14 decks
25%synergy
Shattered Sanctum
43%inclusion6 decks14 decks
4%synergy
Godless Shrine
43%inclusion6 decks14 decks
-9%synergy
Orzhov Basilica
36%inclusion5 decks14 decks
-3%synergy
Exotic Orchard
29%inclusion4 decks14 decks
2%synergy
Brightclimb Pathway
29%inclusion4 decks14 decks
2%synergy
Temple of Silence
29%inclusion4 decks14 decks
-10%synergy
Vault of Champions
29%inclusion4 decks14 decks
-11%synergy
Scoured Barrens
21%inclusion3 decks14 decks
-1%synergy
Bleachbone Verge
21%inclusion3 decks14 decks
-3%synergy