Eirdu, Carrier of Dawn
Mikaeus, the Unhallowed
Phyrexian Altar

   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 Phyrexian Altar 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 Phyrexian Altar 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
Repeat.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite colored mana
Infinite sacrifice triggers
Infinite death triggers
Eirdu, Carrier of Dawn
34%inclusion223 decks653 decks
Top Commanders
Ratadrabik of Urborg
0.8%inclusion8 decks986 decks
Celes, Rune Knight
0.2%inclusion4 decks2.22K decks
Go-Shintai of Life's Origin
0.0%inclusion2 decks4.72K decks
Minthara, Merciless Soul
0.1%inclusion1 decks825 decks
Atraxa, Praetors' Voice
0.0%inclusion1 decks6.12K decks
Ghave, Guru of Spores
0.1%inclusion1 decks1.22K decks
Tayam, Luminous Enigma
0.1%inclusion1 decks1.41K decks
Zur the Enchanter
0.0%inclusion1 decks2.33K decks
Betor, Ancestor's Voice
0.0%inclusion1 decks2.88K decks
Orah, Skyclave Hierophant
0.2%inclusion1 decks591 decks
Esika, God of the Tree
0.0%inclusion1 decks3.57K decks
Elas il-Kor, Sadistic Pilgrim
0.1%inclusion1 decks1.30K decks
New Cards
Bitterbloom Bearer
33%inclusion80 decks246 decks
32%synergy
Emptiness
21%inclusion51 decks246 decks
21%synergy
Haru, Hidden Talent
14%inclusion1 decks7 decks
13%synergy
Long Feng, Grand Secretariat
14%inclusion1 decks7 decks
14%synergy
Morningtide's Light
7.3%inclusion18 decks246 decks
7%synergy
High Synergy Cards
Murderous Redcap
86%inclusion6 decks7 decks
84%synergy
Goblin Bombardment
86%inclusion6 decks7 decks
80%synergy
Ashnod's Altar
85%inclusion210 decks246 decks
79%synergy
Kitchen Finks
71%inclusion5 decks7 decks
71%synergy
Viscera Seer
73%inclusion180 decks246 decks
65%synergy
Elas il-Kor, Sadistic Pilgrim
73%inclusion179 decks246 decks
63%synergy
The Great Henge
71%inclusion5 decks7 decks
62%synergy
Warren Soultrader
66%inclusion163 decks246 decks
61%synergy
Pitiless Plunderer
69%inclusion170 decks246 decks
61%synergy
Luminous Broodmoth
61%inclusion150 decks246 decks
59%synergy
Top Cards
Swords to Plowshares
72%inclusion176 decks246 decks
10%synergy
Three Visits
71%inclusion5 decks7 decks
47%synergy
Nature's Lore
71%inclusion5 decks7 decks
40%synergy
Zulaport Cutthroat
67%inclusion165 decks246 decks
58%synergy
Blood Artist
67%inclusion164 decks246 decks
55%synergy
Cruel Celebrant
62%inclusion152 decks246 decks
54%synergy
Cathars' Crusade
59%inclusion144 decks246 decks
53%synergy
Skullclamp
58%inclusion143 decks246 decks
47%synergy
Dark Ritual
58%inclusion142 decks246 decks
34%synergy
Melira, Sylvok Outcast
57%inclusion4 decks7 decks
57%synergy
Game Changers
Demonic Tutor
46%inclusion113 decks246 decks
26%synergy
Jeska's Will
43%inclusion3 decks7 decks
27%synergy
Vampiric Tutor
29%inclusion71 decks246 decks
13%synergy
Smothering Tithe
26%inclusion65 decks246 decks
5%synergy
Enlightened Tutor
26%inclusion63 decks246 decks
10%synergy
Teferi's Protection
25%inclusion62 decks246 decks
8%synergy
Ancient Tomb
18%inclusion45 decks246 decks
9%synergy
Bolas's Citadel
15%inclusion37 decks246 decks
7%synergy
Imperial Seal
12%inclusion30 decks246 decks
7%synergy
Necropotence
12%inclusion29 decks246 decks
7%synergy
Creatures
Glen Elendra Archmage
60%inclusion3 decks5 decks
58%synergy
Woodfall Primus
57%inclusion4 decks7 decks
56%synergy
Carrion Feeder
57%inclusion140 decks246 decks
52%synergy
Geralf's Messenger
54%inclusion133 decks246 decks
54%synergy
Grim Haruspex
48%inclusion118 decks246 decks
45%synergy
Solemn Simulacrum
48%inclusion118 decks246 decks
35%synergy
Corpse Knight
47%inclusion115 decks246 decks
41%synergy
Umbral Collar Zealot
46%inclusion114 decks246 decks
43%synergy
Marionette Apprentice
46%inclusion114 decks246 decks
41%synergy
Sephiroth, Fabled SOLDIER
46%inclusion113 decks246 decks
44%synergy
Yawgmoth, Thran Physician
46%inclusion113 decks246 decks
43%synergy
Chainer, Nightmare Adept
43%inclusion3 decks7 decks
38%synergy
Witch Enchanter
41%inclusion100 decks246 decks
33%synergy
Gray Merchant of Asphodel
37%inclusion91 decks246 decks
28%synergy
Esper Sentinel
37%inclusion91 decks246 decks
18%synergy
Scholar of New Horizons
37%inclusion90 decks246 decks
35%synergy
Lotho, Corrupt Shirriff
35%inclusion87 decks246 decks
22%synergy
Morbid Opportunist
34%inclusion84 decks246 decks
27%synergy
Midnight Reaper
33%inclusion82 decks246 decks
30%synergy
Charismatic Conqueror
32%inclusion78 decks246 decks
28%synergy
Woe Strider
31%inclusion77 decks246 decks
29%synergy
Elenda, the Dusk Rose
30%inclusion74 decks246 decks
24%synergy
Butcher Ghoul
29%inclusion71 decks246 decks
29%synergy
Bartolomé del Presidio
28%inclusion69 decks246 decks
24%synergy
Pawn of Ulamog
26%inclusion65 decks246 decks
24%synergy
Teysa Karlov
26%inclusion65 decks246 decks
22%synergy
Sun Titan
24%inclusion60 decks246 decks
16%synergy
Vizier of Remedies
24%inclusion58 decks246 decks
23%synergy
Accursed Marauder
21%inclusion52 decks246 decks
16%synergy
Braids, Arisen Nightmare
21%inclusion52 decks246 decks
14%synergy
Enduring Innocence
21%inclusion51 decks246 decks
17%synergy
Welcoming Vampire
20%inclusion50 decks246 decks
14%synergy
Solitude
20%inclusion48 decks246 decks
18%synergy
Junji, the Midnight Sky
20%inclusion48 decks246 decks
17%synergy
Loran of the Third Path
19%inclusion47 decks246 decks
12%synergy
Selfless Spirit
17%inclusion41 decks246 decks
12%synergy
Voice of Victory
16%inclusion40 decks246 decks
10%synergy
Zack Fair
15%inclusion37 decks246 decks
13%synergy
Yahenni, Undying Partisan
15%inclusion37 decks246 decks
12%synergy
Vengeful Bloodwitch
15%inclusion36 decks246 decks
13%synergy
Moonshaker Cavalry
14%inclusion35 decks246 decks
11%synergy
Syr Konrad, the Grim
14%inclusion35 decks246 decks
6%synergy
Grand Abolisher
14%inclusion35 decks246 decks
5%synergy
Boromir, Warden of the Tower
14%inclusion34 decks246 decks
10%synergy
Guardian of Faith
13%inclusion31 decks246 decks
11%synergy
Agent Venom
12%inclusion30 decks246 decks
11%synergy
Orcish Bowmasters
12%inclusion30 decks246 decks
3%synergy
Karmic Guide
11%inclusion28 decks246 decks
8%synergy
Knight of the White Orchid
11%inclusion28 decks246 decks
6%synergy
Mondrak, Glory Dominus
11%inclusion28 decks246 decks
5%synergy
Instants
Path to Exile
55%inclusion135 decks246 decks
8%synergy
Anguished Unmaking
52%inclusion129 decks246 decks
28%synergy
Deflecting Swat
43%inclusion3 decks7 decks
26%synergy
Heroic Intervention
43%inclusion3 decks7 decks
12%synergy
Deadly Dispute
41%inclusion102 decks246 decks
29%synergy
Village Rites
35%inclusion85 decks246 decks
25%synergy
Generous Gift
33%inclusion82 decks246 decks
10%synergy
Fell the Profane
31%inclusion77 decks246 decks
22%synergy
Malakir Rebirth
27%inclusion67 decks246 decks
19%synergy
Deadly Rollick
27%inclusion66 decks246 decks
14%synergy
Inkshield
25%inclusion62 decks246 decks
18%synergy
Flare of Fortitude
24%inclusion60 decks246 decks
20%synergy
Corrupted Conviction
21%inclusion51 decks246 decks
16%synergy
Culling the Weak
20%inclusion48 decks246 decks
15%synergy
Despark
19%inclusion47 decks246 decks
5%synergy
Plumb the Forbidden
14%inclusion35 decks246 decks
12%synergy
Silence
13%inclusion31 decks246 decks
6%synergy
Flawless Maneuver
13%inclusion31 decks246 decks
2%synergy
Fracture
12%inclusion30 decks246 decks
7%synergy
Clever Concealment
11%inclusion27 decks246 decks
7%synergy
Stroke of Midnight
11%inclusion26 decks246 decks
0%synergy
Reprieve
9.3%inclusion23 decks246 decks
5%synergy
Entomb
9.3%inclusion23 decks246 decks
2%synergy
Saw in Half
8.1%inclusion20 decks246 decks
4%synergy
Dawn's Truce
7.7%inclusion19 decks246 decks
0%synergy
Imp's Mischief
7.3%inclusion18 decks246 decks
4%synergy
Cauldron Haze
6.5%inclusion16 decks246 decks
6%synergy
Flare of Malice
6.5%inclusion16 decks246 decks
4%synergy
Cabal Ritual
6.5%inclusion16 decks246 decks
1%synergy
Afterlife Insurance
6.1%inclusion15 decks246 decks
5%synergy
Sejiri Shelter
6.1%inclusion15 decks246 decks
3%synergy
Sorceries
Farseek
57%inclusion4 decks7 decks
21%synergy
Kodama's Reach
43%inclusion3 decks7 decks
15%synergy
Cultivate
43%inclusion3 decks7 decks
0%synergy
Diabolic Intent
42%inclusion104 decks246 decks
34%synergy
Victimize
41%inclusion101 decks246 decks
29%synergy
Reanimate
40%inclusion99 decks246 decks
22%synergy
Damn
39%inclusion95 decks246 decks
23%synergy
Toxic Deluge
30%inclusion73 decks246 decks
11%synergy
Austere Command
15%inclusion38 decks246 decks
3%synergy
Night's Whisper
15%inclusion37 decks246 decks
6%synergy
Agadeem's Awakening
14%inclusion35 decks246 decks
11%synergy
Blasphemous Edict
14%inclusion35 decks246 decks
8%synergy
Living Death
12%inclusion30 decks246 decks
7%synergy
Farewell
12%inclusion30 decks246 decks
-1%synergy
Sign in Blood
10%inclusion24 decks246 decks
1%synergy
Exsanguinate
8.9%inclusion22 decks246 decks
2%synergy
Torment of Hailfire
8.1%inclusion20 decks246 decks
4%synergy
Damnation
8.1%inclusion20 decks246 decks
1%synergy
Grim Tutor
7.7%inclusion19 decks246 decks
4%synergy
Wrath of God
6.5%inclusion16 decks246 decks
1%synergy
Sevinne's Reclamation
6.5%inclusion16 decks246 decks
-1%synergy
Feed the Swarm
6.5%inclusion16 decks246 decks
-10%synergy
Vindicate
6.1%inclusion15 decks246 decks
0%synergy
Rite of Oblivion
5.3%inclusion13 decks246 decks
3%synergy
Beseech the Mirror
5.3%inclusion13 decks246 decks
2%synergy
Utility Artifacts
Altar of Dementia
53%inclusion130 decks246 decks
51%synergy
Lightning Greaves
38%inclusion94 decks246 decks
13%synergy
Blasting Station
38%inclusion93 decks246 decks
37%synergy
Swiftfoot Boots
24%inclusion58 decks246 decks
-4%synergy
Oketra's Monument
17%inclusion41 decks246 decks
15%synergy
The One Ring
13%inclusion32 decks246 decks
4%synergy
Jet Medallion
10%inclusion25 decks246 decks
7%synergy
Spawning Pit
8.9%inclusion22 decks246 decks
9%synergy
Pearl Medallion
8.9%inclusion22 decks246 decks
6%synergy
Archaeomancer's Map
5.7%inclusion14 decks246 decks
2%synergy
Mithril Coat
5.3%inclusion13 decks246 decks
1%synergy
Enchantments
Solemnity
54%inclusion133 decks246 decks
53%synergy
Bastion of Remembrance
51%inclusion125 decks246 decks
44%synergy
Impact Tremors
43%inclusion3 decks7 decks
33%synergy
Grave Pact
39%inclusion96 decks246 decks
34%synergy
Bitterblossom
37%inclusion92 decks246 decks
33%synergy
The Meathook Massacre
36%inclusion89 decks246 decks
31%synergy
Black Market Connections
36%inclusion89 decks246 decks
24%synergy
Phyrexian Arena
30%inclusion74 decks246 decks
14%synergy
Thran Vigil
25%inclusion62 decks246 decks
25%synergy
Land Tax
14%inclusion35 decks246 decks
8%synergy
Sothera, the Supervoid
13%inclusion33 decks246 decks
12%synergy
Dictate of Erebos
12%inclusion29 decks246 decks
9%synergy
Funeral Room // Awakening Hall
11%inclusion26 decks246 decks
9%synergy
Animate Dead
11%inclusion26 decks246 decks
2%synergy
Fanatical Devotion
7.7%inclusion19 decks246 decks
7%synergy
Barrensteppe Siege
7.7%inclusion19 decks246 decks
6%synergy
Skrelv's Hive
6.5%inclusion16 decks246 decks
5%synergy
Martyr's Cause
6.1%inclusion15 decks246 decks
6%synergy
Anointed Procession
6.1%inclusion15 decks246 decks
-1%synergy
Virtue of Loyalty
5.7%inclusion14 decks246 decks
4%synergy
Phyrexian Unlife
5.3%inclusion13 decks246 decks
5%synergy
Planeswalkers
Liliana, Dreadhorde General
22%inclusion53 decks246 decks
18%synergy
Elspeth, Storm Slayer
8.5%inclusion21 decks246 decks
4%synergy
Utility Lands
Phyrexian Tower
62%inclusion152 decks246 decks
53%synergy
Mistrise Village
60%inclusion3 decks5 decks
52%synergy
Urborg, Tomb of Yawgmoth
46%inclusion114 decks246 decks
37%synergy
Bojuka Bog
39%inclusion95 decks246 decks
9%synergy
High Market
27%inclusion67 decks246 decks
25%synergy
Takenuma, Abandoned Mire
26%inclusion64 decks246 decks
17%synergy
Cabal Coffers
25%inclusion62 decks246 decks
15%synergy
Reliquary Tower
24%inclusion58 decks246 decks
-6%synergy
Eiganjo, Seat of the Empire
22%inclusion55 decks246 decks
15%synergy
Susur Secundi, Void Altar
20%inclusion48 decks246 decks
17%synergy
Midgar, City of Mako
17%inclusion42 decks246 decks
13%synergy
Vault of the Archangel
17%inclusion41 decks246 decks
5%synergy
Nykthos, Shrine to Nyx
13%inclusion33 decks246 decks
8%synergy
Westvale Abbey
10%inclusion25 decks246 decks
8%synergy
Spymaster's Vault
10%inclusion24 decks246 decks
7%synergy
Urza's Saga
9.3%inclusion23 decks246 decks
2%synergy
Command Beacon
8.5%inclusion21 decks246 decks
4%synergy
Shizo, Death's Storehouse
7.3%inclusion18 decks246 decks
3%synergy
Nesting Grounds
6.9%inclusion17 decks246 decks
5%synergy
Minas Tirith
6.5%inclusion16 decks246 decks
0%synergy
Castle Locthwain
6.1%inclusion15 decks246 decks
2%synergy
Mana Artifacts
Sol Ring
93%inclusion228 decks246 decks
9%synergy
Arcane Signet
84%inclusion206 decks246 decks
12%synergy
Talisman of Hierarchy
62%inclusion152 decks246 decks
36%synergy
Orzhov Signet
49%inclusion121 decks246 decks
25%synergy
Talisman of Indulgence
43%inclusion3 decks7 decks
15%synergy
The Soul Stone
25%inclusion62 decks246 decks
21%synergy
Fellwar Stone
24%inclusion58 decks246 decks
3%synergy
Thought Vessel
15%inclusion38 decks246 decks
-2%synergy
Mind Stone
15%inclusion37 decks246 decks
0%synergy
Mana Vault
9.3%inclusion23 decks246 decks
3%synergy
Chrome Mox
9.3%inclusion23 decks246 decks
3%synergy
Lotus Petal
9.3%inclusion23 decks246 decks
2%synergy
Crowded Crypt
6.5%inclusion16 decks246 decks
5%synergy
Lands
Ziatora's Proving Ground
100%inclusion3 decks3 decks
72%synergy
Zagoth Triome
100%inclusion4 decks4 decks
72%synergy
Jetmir's Garden
100%inclusion3 decks3 decks
71%synergy
Godless Shrine
88%inclusion216 decks246 decks
47%synergy
Command Tower
86%inclusion211 decks246 decks
12%synergy
Savai Triome
86%inclusion6 decks7 decks
61%synergy
Indatha Triome
86%inclusion6 decks7 decks
58%synergy
Temple Garden
86%inclusion6 decks7 decks
47%synergy
Overgrown Tomb
86%inclusion6 decks7 decks
45%synergy
Raffine's Tower
80%inclusion4 decks5 decks
55%synergy
Hallowed Fountain
80%inclusion4 decks5 decks
41%synergy
Watery Grave
80%inclusion4 decks5 decks
39%synergy
Spara's Headquarters
75%inclusion3 decks4 decks
47%synergy
Breeding Pool
75%inclusion3 decks4 decks
34%synergy
Vault of Champions
70%inclusion172 decks246 decks
46%synergy
Isolated Chapel
69%inclusion169 decks246 decks
36%synergy
Shattered Sanctum
62%inclusion153 decks246 decks
47%synergy
Caves of Koilos
62%inclusion152 decks246 decks
32%synergy
Bleachbone Verge
57%inclusion141 decks246 decks
49%synergy
Sacred Foundry
57%inclusion4 decks7 decks
21%synergy
Blood Crypt
57%inclusion4 decks7 decks
20%synergy
Marsh Flats
57%inclusion139 decks246 decks
46%synergy
Fetid Heath
50%inclusion124 decks246 decks
37%synergy
Shadowy Backstreet
44%inclusion108 decks246 decks
34%synergy
Brightclimb Pathway
43%inclusion106 decks246 decks
35%synergy
Savannah
43%inclusion3 decks7 decks
30%synergy
Bayou
43%inclusion3 decks7 decks
29%synergy
Bountiful Promenade
43%inclusion3 decks7 decks
20%synergy
Undergrowth Stadium
43%inclusion3 decks7 decks
19%synergy
Tainted Field
43%inclusion105 decks246 decks
30%synergy
Shineshadow Snarl
30%inclusion74 decks246 decks
18%synergy
Silent Clearing
26%inclusion63 decks246 decks
21%synergy
Fabled Passage
24%inclusion59 decks246 decks
15%synergy
Exotic Orchard
24%inclusion59 decks246 decks
-12%synergy
Scrubland
23%inclusion57 decks246 decks
10%synergy
Concealed Courtyard
23%inclusion56 decks246 decks
17%synergy
Orzhov Basilica
22%inclusion53 decks246 decks
7%synergy
Temple of Silence
20%inclusion49 decks246 decks
2%synergy
Desolate Mire
18%inclusion45 decks246 decks
12%synergy
Prismatic Vista
15%inclusion36 decks246 decks
10%synergy
Arid Mesa
13%inclusion31 decks246 decks
2%synergy
Flooded Strand
13%inclusion31 decks246 decks
1%synergy
Bloodstained Mire
12%inclusion29 decks246 decks
1%synergy
Polluted Delta
12%inclusion29 decks246 decks
0%synergy
Verdant Catacombs
11%inclusion27 decks246 decks
0%synergy
Windswept Heath
11%inclusion27 decks246 decks
0%synergy
Reflecting Pool
11%inclusion26 decks246 decks
5%synergy
Mana Confluence
9.3%inclusion23 decks246 decks
2%synergy
City of Brass
8.1%inclusion20 decks246 decks
1%synergy
Evolving Wilds
8.1%inclusion20 decks246 decks
-13%synergy