Eirdu, Carrier of Dawn
Bloodflow Connoisseur
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 Bloodflow Connoisseur 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 Bloodflow Connoisseur 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 Bloodflow Connoisseur abilities from step 1 and 3.
6
Repeat.

   Results

What do I get from this combo?
Infinite +1/+1 counters on a creature
Infinite ETB
Infinite LTB
Infinite death triggers
Infinite sacrifice triggers
Sightless Ghoul
89%inclusion8 decks9 decks
89%synergy
Geralf's Messenger
78%inclusion7 decks9 decks
77%synergy
Carrion Feeder
78%inclusion7 decks9 decks
69%synergy
Butcher Ghoul
67%inclusion6 decks9 decks
66%synergy
Bartolomé del Presidio
78%inclusion7 decks9 decks
62%synergy
Elas il-Kor, Sadistic Pilgrim
89%inclusion8 decks9 decks
55%synergy
Mikaeus, the Unhallowed
56%inclusion5 decks9 decks
53%synergy
Bastion of Remembrance
67%inclusion6 decks9 decks
49%synergy
Viscera Seer
67%inclusion6 decks9 decks
47%synergy
Evernight Shade
44%inclusion4 decks9 decks
44%synergy
Top Cards
Ashnod's Altar
56%inclusion5 decks9 decks
38%synergy
Cruel Celebrant
56%inclusion5 decks9 decks
31%synergy
Blood Artist
56%inclusion5 decks9 decks
26%synergy
Path to Exile
56%inclusion5 decks9 decks
6%synergy
Swords to Plowshares
56%inclusion5 decks9 decks
-8%synergy
Demonlord of Ashmouth
44%inclusion4 decks9 decks
44%synergy
Woe Strider
44%inclusion4 decks9 decks
40%synergy
Cathars' Crusade
44%inclusion4 decks9 decks
40%synergy
Sephiroth, Fabled SOLDIER
44%inclusion4 decks9 decks
38%synergy
Marionette Apprentice
44%inclusion4 decks9 decks
35%synergy
Game Changers
Enlightened Tutor
22%inclusion2 decks9 decks
11%synergy
Demonic Tutor
22%inclusion2 decks9 decks
7%synergy
Braids, Cabal Minion
11%inclusion1 decks9 decks
11%synergy
Field of the Dead
11%inclusion1 decks9 decks
9%synergy
Imperial Seal
11%inclusion1 decks9 decks
9%synergy
Vampiric Tutor
11%inclusion1 decks9 decks
0%synergy
Farewell
11%inclusion1 decks9 decks
-0%synergy
Smothering Tithe
11%inclusion1 decks9 decks
-10%synergy
Creatures
Teysa Karlov
44%inclusion4 decks9 decks
29%synergy
Pitiless Plunderer
44%inclusion4 decks9 decks
28%synergy
Hancock, Ghoulish Mayor
33%inclusion3 decks9 decks
33%synergy
Arcbound Javelineer
33%inclusion3 decks9 decks
33%synergy
Vizier of Remedies
33%inclusion3 decks9 decks
33%synergy
Leech Collector
33%inclusion1 decks3 decks
32%synergy
Scholar of New Horizons
33%inclusion3 decks9 decks
31%synergy
Ayara, First of Locthwain
33%inclusion3 decks9 decks
30%synergy
Grave Researcher
33%inclusion1 decks3 decks
29%synergy
Emeritus of Woe
33%inclusion1 decks3 decks
27%synergy
Pawn of Ulamog
33%inclusion3 decks9 decks
27%synergy
Yahenni, Undying Partisan
33%inclusion3 decks9 decks
24%synergy
Braids, Arisen Nightmare
33%inclusion3 decks9 decks
22%synergy
Elenda, the Dusk Rose
33%inclusion3 decks9 decks
15%synergy
Zulaport Cutthroat
33%inclusion3 decks9 decks
12%synergy
Rhys, the Evermore
29%inclusion2 decks7 decks
27%synergy
The Duke, Rebel Sentry
25%inclusion2 decks8 decks
24%synergy
Endling
22%inclusion2 decks9 decks
22%synergy
Devouring Swarm
22%inclusion2 decks9 decks
22%synergy
Arcbound Reclaimer
22%inclusion2 decks9 decks
22%synergy
Fume Spitter
22%inclusion2 decks9 decks
22%synergy
Blood Bairn
22%inclusion2 decks9 decks
22%synergy
Arcbound Worker
22%inclusion2 decks9 decks
22%synergy
Nantuko Husk
22%inclusion2 decks9 decks
22%synergy
Arcbound Mouser
22%inclusion2 decks9 decks
22%synergy
Arcbound Condor
22%inclusion2 decks9 decks
22%synergy
Triskelion
22%inclusion2 decks9 decks
22%synergy
Dockworker Drone
22%inclusion2 decks9 decks
22%synergy
Skyclave Shadowcat
22%inclusion2 decks9 decks
22%synergy
Shilgengar, Sire of Famine
22%inclusion2 decks9 decks
22%synergy
Bloodthrone Vampire
22%inclusion2 decks9 decks
21%synergy
Emptiness
22%inclusion2 decks9 decks
21%synergy
Anafenza, Unyielding Lineage
22%inclusion2 decks9 decks
21%synergy
Junji, the Midnight Sky
22%inclusion2 decks9 decks
19%synergy
Baron Bertram Graywater
22%inclusion2 decks9 decks
17%synergy
Cathar Commando
22%inclusion2 decks9 decks
16%synergy
Accursed Marauder
22%inclusion2 decks9 decks
15%synergy
Luminous Broodmoth
22%inclusion2 decks9 decks
14%synergy
Umbral Collar Zealot
22%inclusion2 decks9 decks
14%synergy
Corpse Knight
22%inclusion2 decks9 decks
11%synergy
Morbid Opportunist
22%inclusion2 decks9 decks
10%synergy
Champion of the Weird
14%inclusion1 decks7 decks
14%synergy
Wanderbrine Preacher
14%inclusion1 decks7 decks
14%synergy
Belonging
14%inclusion1 decks7 decks
14%synergy
Reaping Willow
14%inclusion1 decks7 decks
14%synergy
Inspired Insurgent
13%inclusion1 decks8 decks
12%synergy
Curious Farm Animals
13%inclusion1 decks8 decks
12%synergy
Supply Caravan
11%inclusion1 decks9 decks
11%synergy
Delraich
11%inclusion1 decks9 decks
11%synergy
Anodet Lurker
11%inclusion1 decks9 decks
11%synergy
Instants
Deadly Dispute
44%inclusion4 decks9 decks
22%synergy
Despark
44%inclusion4 decks9 decks
14%synergy
Wander Off
33%inclusion1 decks3 decks
33%synergy
Erode
33%inclusion1 decks3 decks
24%synergy
Village Rites
33%inclusion3 decks9 decks
11%synergy
Dark Ritual
33%inclusion3 decks9 decks
8%synergy
Return to Dust
22%inclusion2 decks9 decks
18%synergy
Flare of Fortitude
22%inclusion2 decks9 decks
15%synergy
Corrupted Conviction
22%inclusion2 decks9 decks
11%synergy
Stroke of Midnight
22%inclusion2 decks9 decks
9%synergy
Generous Gift
22%inclusion2 decks9 decks
0%synergy
Appeal to Eirdu
14%inclusion1 decks7 decks
14%synergy
Aura Blast
11%inclusion1 decks9 decks
11%synergy
Undying Evil
11%inclusion1 decks9 decks
11%synergy
Gods Willing
11%inclusion1 decks9 decks
10%synergy
Fatal Push
11%inclusion1 decks9 decks
10%synergy
Final Payment
11%inclusion1 decks9 decks
10%synergy
Undying Malice
11%inclusion1 decks9 decks
9%synergy
Costly Plunder
11%inclusion1 decks9 decks
9%synergy
Reckoner's Bargain
11%inclusion1 decks9 decks
9%synergy
Mana Tithe
11%inclusion1 decks9 decks
9%synergy
Flare of Malice
11%inclusion1 decks9 decks
8%synergy
Afterlife Insurance
11%inclusion1 decks9 decks
7%synergy
Culling the Weak
11%inclusion1 decks9 decks
7%synergy
Sejiri Shelter
11%inclusion1 decks9 decks
6%synergy
Reprieve
11%inclusion1 decks9 decks
3%synergy
Fracture
11%inclusion1 decks9 decks
-9%synergy
Mortify
11%inclusion1 decks9 decks
-11%synergy
Anguished Unmaking
11%inclusion1 decks9 decks
-30%synergy
Sorceries
Profane Tutor
33%inclusion3 decks9 decks
32%synergy
Beseech the Queen
22%inclusion2 decks9 decks
21%synergy
Rite of Oblivion
22%inclusion2 decks9 decks
14%synergy
Vindicate
22%inclusion2 decks9 decks
10%synergy
Victimize
22%inclusion2 decks9 decks
5%synergy
Splinter's Technique
14%inclusion1 decks7 decks
13%synergy
Lethal Throwdown
11%inclusion1 decks9 decks
11%synergy
Basri's Solidarity
11%inclusion1 decks9 decks
11%synergy
Gravedig
11%inclusion1 decks9 decks
11%synergy
Bankrupt in Blood
11%inclusion1 decks9 decks
11%synergy
Cruel Tutor
11%inclusion1 decks9 decks
11%synergy
Dismantling Wave
11%inclusion1 decks9 decks
10%synergy
United Front
11%inclusion1 decks9 decks
10%synergy
Silverquill Command
11%inclusion1 decks9 decks
10%synergy
Stargaze
11%inclusion1 decks9 decks
9%synergy
Cleansing Nova
11%inclusion1 decks9 decks
9%synergy
Dread Return
11%inclusion1 decks9 decks
8%synergy
Insatiable Avarice
11%inclusion1 decks9 decks
7%synergy
Grim Tutor
11%inclusion1 decks9 decks
7%synergy
Blasphemous Edict
11%inclusion1 decks9 decks
6%synergy
Diabolic Tutor
11%inclusion1 decks9 decks
5%synergy
Kaya's Wrath
11%inclusion1 decks9 decks
4%synergy
Sevinne's Reclamation
11%inclusion1 decks9 decks
2%synergy
Diabolic Intent
11%inclusion1 decks9 decks
1%synergy
Austere Command
11%inclusion1 decks9 decks
-5%synergy
Damn
11%inclusion1 decks9 decks
-21%synergy
Utility Artifacts
Altar of Dementia
33%inclusion3 decks9 decks
29%synergy
Phyrexian Altar
33%inclusion3 decks9 decks
22%synergy
Blasting Station
22%inclusion2 decks9 decks
21%synergy
Wishclaw Talisman
22%inclusion2 decks9 decks
19%synergy
The Darkness Crystal
22%inclusion2 decks9 decks
18%synergy
Skullclamp
22%inclusion2 decks9 decks
-4%synergy
Darksteel Reactor
11%inclusion1 decks9 decks
11%synergy
Chaos Shrine's Black Crystal
11%inclusion1 decks9 decks
11%synergy
Thornbite Staff
11%inclusion1 decks9 decks
11%synergy
Costume Closet
11%inclusion1 decks9 decks
11%synergy
Phantom Train
11%inclusion1 decks9 decks
11%synergy
Power Conduit
11%inclusion1 decks9 decks
10%synergy
Nim Deathmantle
11%inclusion1 decks9 decks
10%synergy
Halo Fountain
11%inclusion1 decks9 decks
10%synergy
Reckoner Bankbuster
11%inclusion1 decks9 decks
10%synergy
The Masamune
11%inclusion1 decks9 decks
10%synergy
Spawning Pit
11%inclusion1 decks9 decks
9%synergy
Blade of the Bloodchief
11%inclusion1 decks9 decks
6%synergy
Bontu's Monument
11%inclusion1 decks9 decks
6%synergy
Jet Medallion
11%inclusion1 decks9 decks
5%synergy
Pearl Medallion
11%inclusion1 decks9 decks
4%synergy
The Wind Crystal
11%inclusion1 decks9 decks
4%synergy
Lightning Greaves
11%inclusion1 decks9 decks
-8%synergy
Enchantments
Black Market
33%inclusion3 decks9 decks
27%synergy
Blowfly Infestation
11%inclusion1 decks9 decks
11%synergy
Canonized in Blood
11%inclusion1 decks9 decks
11%synergy
Dark Privilege
11%inclusion1 decks9 decks
11%synergy
Conspiracy
11%inclusion1 decks9 decks
11%synergy
Blessed Sanctuary
11%inclusion1 decks9 decks
11%synergy
The Creation of Avacyn
11%inclusion1 decks9 decks
11%synergy
Tombstone Stairwell
11%inclusion1 decks9 decks
11%synergy
Doom Foretold
11%inclusion1 decks9 decks
11%synergy
Chorale of the Void
11%inclusion1 decks9 decks
10%synergy
Scavenger's Talent
11%inclusion1 decks9 decks
10%synergy
Paladin Class
11%inclusion1 decks9 decks
10%synergy
Thran Vigil
11%inclusion1 decks9 decks
10%synergy
Haunted One
11%inclusion1 decks9 decks
10%synergy
Attrition
11%inclusion1 decks9 decks
10%synergy
Champions from Beyond
11%inclusion1 decks9 decks
10%synergy
Fanatical Devotion
11%inclusion1 decks9 decks
10%synergy
Fallen Ideal
11%inclusion1 decks9 decks
10%synergy
Muster the Departed
11%inclusion1 decks9 decks
9%synergy
Smile at Death
11%inclusion1 decks9 decks
9%synergy
Dreadhorde Invasion
11%inclusion1 decks9 decks
9%synergy
Sothera, the Supervoid
11%inclusion1 decks9 decks
9%synergy
Felidar Retreat
11%inclusion1 decks9 decks
8%synergy
Legion's Landing
11%inclusion1 decks9 decks
8%synergy
Hidden Stockpile
11%inclusion1 decks9 decks
7%synergy
Gift of Immortality
11%inclusion1 decks9 decks
4%synergy
Glasswing Grace
11%inclusion1 decks9 decks
3%synergy
Grave Pact
11%inclusion1 decks9 decks
2%synergy
Lunar Convocation
11%inclusion1 decks9 decks
1%synergy
Authority of the Consuls
11%inclusion1 decks9 decks
-5%synergy
Phyrexian Arena
11%inclusion1 decks9 decks
-17%synergy
Planeswalkers
Sorin, Grim Nemesis
11%inclusion1 decks9 decks
10%synergy
Elspeth, Storm Slayer
11%inclusion1 decks9 decks
5%synergy
Artifacts
Arcane Signet
78%inclusion7 decks9 decks
-2%synergy
Sol Ring
78%inclusion7 decks9 decks
-6%synergy
Talisman of Hierarchy
44%inclusion4 decks9 decks
-9%synergy
Altar of Dementia
33%inclusion3 decks9 decks
29%synergy
Phyrexian Altar
33%inclusion3 decks9 decks
22%synergy
Orzhov Signet
33%inclusion3 decks9 decks
-20%synergy
Blasting Station
22%inclusion2 decks9 decks
21%synergy
Wishclaw Talisman
22%inclusion2 decks9 decks
19%synergy
The Darkness Crystal
22%inclusion2 decks9 decks
18%synergy
The Soul Stone
22%inclusion2 decks9 decks
17%synergy
Marble Diamond
22%inclusion2 decks9 decks
17%synergy
Charcoal Diamond
22%inclusion2 decks9 decks
17%synergy
Fellwar Stone
22%inclusion2 decks9 decks
0%synergy
Mind Stone
22%inclusion2 decks9 decks
-0%synergy
Skullclamp
22%inclusion2 decks9 decks
-4%synergy
Vexing Puzzlebox
11%inclusion1 decks9 decks
11%synergy
Darksteel Reactor
11%inclusion1 decks9 decks
11%synergy
Chaos Shrine's Black Crystal
11%inclusion1 decks9 decks
11%synergy
Guardian Idol
11%inclusion1 decks9 decks
11%synergy
Thornbite Staff
11%inclusion1 decks9 decks
11%synergy
Empowered Autogenerator
11%inclusion1 decks9 decks
11%synergy
Costume Closet
11%inclusion1 decks9 decks
11%synergy
Paradise Mantle
11%inclusion1 decks9 decks
11%synergy
Phantom Train
11%inclusion1 decks9 decks
11%synergy
Coldsteel Heart
11%inclusion1 decks9 decks
10%synergy
Astral Cornucopia
11%inclusion1 decks9 decks
10%synergy
Power Conduit
11%inclusion1 decks9 decks
10%synergy
Nim Deathmantle
11%inclusion1 decks9 decks
10%synergy
Halo Fountain
11%inclusion1 decks9 decks
10%synergy
Reckoner Bankbuster
11%inclusion1 decks9 decks
10%synergy
The Masamune
11%inclusion1 decks9 decks
10%synergy
Gilded Lotus
11%inclusion1 decks9 decks
10%synergy
Springleaf Drum
11%inclusion1 decks9 decks
10%synergy
Bender's Waterskin
11%inclusion1 decks9 decks
9%synergy
Spawning Pit
11%inclusion1 decks9 decks
9%synergy
Decanter of Endless Water
11%inclusion1 decks9 decks
9%synergy
Everflowing Chalice
11%inclusion1 decks9 decks
8%synergy
Blade of the Bloodchief
11%inclusion1 decks9 decks
6%synergy
Bontu's Monument
11%inclusion1 decks9 decks
6%synergy
Jet Medallion
11%inclusion1 decks9 decks
5%synergy
Pearl Medallion
11%inclusion1 decks9 decks
4%synergy
The Wind Crystal
11%inclusion1 decks9 decks
4%synergy
Thought Vessel
11%inclusion1 decks9 decks
-3%synergy
Commander's Sphere
11%inclusion1 decks9 decks
-3%synergy
Lightning Greaves
11%inclusion1 decks9 decks
-8%synergy
Utility Lands
Idyllic Grange
22%inclusion2 decks9 decks
22%synergy
Witch's Cottage
22%inclusion2 decks9 decks
19%synergy
Nesting Grounds
22%inclusion2 decks9 decks
18%synergy
Midgar, City of Mako
22%inclusion2 decks9 decks
17%synergy
Urborg, Tomb of Yawgmoth
22%inclusion2 decks9 decks
2%synergy
Bojuka Bog
22%inclusion2 decks9 decks
-22%synergy
Abandoned Air Temple
13%inclusion1 decks8 decks
8%synergy
Unstable Frontier
11%inclusion1 decks9 decks
11%synergy
Thran Portal
11%inclusion1 decks9 decks
11%synergy
Tyrite Sanctum
11%inclusion1 decks9 decks
11%synergy
Mistveil Plains
11%inclusion1 decks9 decks
10%synergy
Thespian's Stage
11%inclusion1 decks9 decks
10%synergy
Field of Ruin
11%inclusion1 decks9 decks
9%synergy
Buried Ruin
11%inclusion1 decks9 decks
9%synergy
Emeria, the Sky Ruin
11%inclusion1 decks9 decks
9%synergy
Ishgard, the Holy See
11%inclusion1 decks9 decks
8%synergy
Adagia, Windswept Bastion
11%inclusion1 decks9 decks
8%synergy
Command Beacon
11%inclusion1 decks9 decks
8%synergy
Nykthos, Shrine to Nyx
11%inclusion1 decks9 decks
7%synergy
Susur Secundi, Void Altar
11%inclusion1 decks9 decks
6%synergy
Karn's Bastion
11%inclusion1 decks9 decks
6%synergy
Castle Ardenvale
11%inclusion1 decks9 decks
5%synergy
Hall of Heliod's Generosity
11%inclusion1 decks9 decks
3%synergy
Castle Locthwain
11%inclusion1 decks9 decks
2%synergy
High Market
11%inclusion1 decks9 decks
0%synergy
Cabal Coffers
11%inclusion1 decks9 decks
-0%synergy
Phyrexian Tower
11%inclusion1 decks9 decks
-5%synergy
Rogue's Passage
11%inclusion1 decks9 decks
-8%synergy
Reliquary Tower
11%inclusion1 decks9 decks
-12%synergy
Vault of the Archangel
11%inclusion1 decks9 decks
-21%synergy
Mana Artifacts
Arcane Signet
78%inclusion7 decks9 decks
-2%synergy
Sol Ring
78%inclusion7 decks9 decks
-6%synergy
Talisman of Hierarchy
44%inclusion4 decks9 decks
-9%synergy
Orzhov Signet
33%inclusion3 decks9 decks
-20%synergy
The Soul Stone
22%inclusion2 decks9 decks
17%synergy
Marble Diamond
22%inclusion2 decks9 decks
17%synergy
Charcoal Diamond
22%inclusion2 decks9 decks
17%synergy
Fellwar Stone
22%inclusion2 decks9 decks
0%synergy
Mind Stone
22%inclusion2 decks9 decks
-0%synergy
Vexing Puzzlebox
11%inclusion1 decks9 decks
11%synergy
Guardian Idol
11%inclusion1 decks9 decks
11%synergy
Empowered Autogenerator
11%inclusion1 decks9 decks
11%synergy
Paradise Mantle
11%inclusion1 decks9 decks
11%synergy
Coldsteel Heart
11%inclusion1 decks9 decks
10%synergy
Astral Cornucopia
11%inclusion1 decks9 decks
10%synergy
Gilded Lotus
11%inclusion1 decks9 decks
10%synergy
Springleaf Drum
11%inclusion1 decks9 decks
10%synergy
Bender's Waterskin
11%inclusion1 decks9 decks
9%synergy
Decanter of Endless Water
11%inclusion1 decks9 decks
9%synergy
Everflowing Chalice
11%inclusion1 decks9 decks
8%synergy
Thought Vessel
11%inclusion1 decks9 decks
-3%synergy
Commander's Sphere
11%inclusion1 decks9 decks
-3%synergy
Lands
Command Tower
67%inclusion6 decks9 decks
-20%synergy
Sunlit Marsh
44%inclusion4 decks9 decks
33%synergy
Isolated Chapel
44%inclusion4 decks9 decks
-23%synergy
Desolate Mire
33%inclusion3 decks9 decks
15%synergy
Godless Shrine
33%inclusion3 decks9 decks
-18%synergy
Caves of Koilos
33%inclusion3 decks9 decks
-24%synergy
Orzhov Guildgate
22%inclusion2 decks9 decks
14%synergy
Scrubland
22%inclusion2 decks9 decks
10%synergy
Concealed Courtyard
22%inclusion2 decks9 decks
2%synergy
Scoured Barrens
22%inclusion2 decks9 decks
-0%synergy
Shattered Sanctum
22%inclusion2 decks9 decks
-16%synergy
Orzhov Basilica
22%inclusion2 decks9 decks
-17%synergy
Temple of Silence
22%inclusion2 decks9 decks
-17%synergy
Vault of Champions
22%inclusion2 decks9 decks
-17%synergy
Shineshadow Snarl
22%inclusion2 decks9 decks
-20%synergy
Fetid Heath
22%inclusion2 decks9 decks
-20%synergy
Tainted Field
22%inclusion2 decks9 decks
-28%synergy
Archway Commons
11%inclusion1 decks9 decks
11%synergy
Rupture Spire
11%inclusion1 decks9 decks
11%synergy
Gemstone Mine
11%inclusion1 decks9 decks
11%synergy
Gateway Plaza
11%inclusion1 decks9 decks
11%synergy
Ash Barrens
11%inclusion1 decks9 decks
8%synergy
Snowfield Sinkhole
11%inclusion1 decks9 decks
4%synergy
Evolving Wilds
11%inclusion1 decks9 decks
-8%synergy
Shadowy Backstreet
11%inclusion1 decks9 decks
-12%synergy
Bleachbone Verge
11%inclusion1 decks9 decks
-13%synergy
Exotic Orchard
11%inclusion1 decks9 decks
-15%synergy