Eirdu, Carrier of Dawn
Mikaeus, the Unhallowed
Ashnod's 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 Ashnod's 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 Ashnod's 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 sacrifice triggers
Infinite death triggers
Infinite colorless mana
Eirdu, Carrier of Dawn
37%inclusion273 decks733 decks
Hei Bai, Spirit of Balance
0.4%inclusion1 decks225 decks
Top Commanders
Ratadrabik of Urborg
1.4%inclusion15 decks1.08K decks
Reaper King
0.2%inclusion3 decks1.78K decks
Celes, Rune Knight
0.1%inclusion3 decks2.41K decks
Go-Shintai of Life's Origin
0.0%inclusion2 decks5.10K decks
Minthara, Merciless Soul
0.1%inclusion1 decks917 decks
The Ever-Changing 'Dane
0.5%inclusion1 decks194 decks
Atraxa, Praetors' Voice
0.0%inclusion1 decks6.71K decks
Teysa Karlov
0.0%inclusion1 decks3.61K decks
Ghave, Guru of Spores
0.1%inclusion1 decks1.33K decks
Betor, Ancestor's Voice
0.0%inclusion1 decks3.21K decks
Orah, Skyclave Hierophant
0.2%inclusion1 decks646 decks
Horde of Notions
0.2%inclusion1 decks622 decks
Othelm, Sigardian Outcast // Wernog, Rider's Chaplain
0.5%inclusion1 decks204 decks
Esika, God of the Tree
0.0%inclusion1 decks3.92K decks
Tayam, Luminous Enigma
0.1%inclusion1 decks1.52K decks
New Cards
Bitterbloom Bearer
30%inclusion91 decks308 decks
29%synergy
Emptiness
23%inclusion72 decks308 decks
23%synergy
Ashling's Command
14%inclusion1 decks7 decks
14%synergy
Ashling, Rekindled
14%inclusion1 decks7 decks
14%synergy
Deceit
11%inclusion1 decks9 decks
11%synergy
High Synergy Cards
Phyrexian Altar
78%inclusion241 decks308 decks
75%synergy
Viscera Seer
75%inclusion231 decks308 decks
67%synergy
Elas il-Kor, Sadistic Pilgrim
73%inclusion225 decks308 decks
63%synergy
Pitiless Plunderer
69%inclusion213 decks308 decks
61%synergy
Luminous Broodmoth
62%inclusion192 decks308 decks
60%synergy
Kitchen Finks
58%inclusion7 decks12 decks
58%synergy
Zulaport Cutthroat
67%inclusion205 decks308 decks
58%synergy
Warren Soultrader
63%inclusion195 decks308 decks
58%synergy
Blood Artist
67%inclusion207 decks308 decks
56%synergy
Cruel Celebrant
62%inclusion190 decks308 decks
54%synergy
Top Cards
Swords to Plowshares
72%inclusion222 decks308 decks
11%synergy
Dark Ritual
61%inclusion187 decks308 decks
37%synergy
Skullclamp
59%inclusion181 decks308 decks
48%synergy
Three Visits
58%inclusion7 decks12 decks
34%synergy
Carrion Feeder
58%inclusion178 decks308 decks
53%synergy
Path to Exile
56%inclusion171 decks308 decks
8%synergy
Cathars' Crusade
54%inclusion165 decks308 decks
48%synergy
Geralf's Messenger
53%inclusion162 decks308 decks
52%synergy
Solemnity
52%inclusion160 decks308 decks
51%synergy
Altar of Dementia
52%inclusion160 decks308 decks
50%synergy
Game Changers
Demonic Tutor
41%inclusion127 decks308 decks
22%synergy
Vampiric Tutor
26%inclusion81 decks308 decks
11%synergy
Teferi's Protection
23%inclusion72 decks308 decks
6%synergy
Enlightened Tutor
21%inclusion66 decks308 decks
6%synergy
Ancient Tomb
16%inclusion48 decks308 decks
6%synergy
Bolas's Citadel
14%inclusion43 decks308 decks
6%synergy
Necropotence
11%inclusion34 decks308 decks
6%synergy
Imperial Seal
11%inclusion34 decks308 decks
6%synergy
Chrome Mox
9.4%inclusion29 decks308 decks
3%synergy
Mana Vault
9.1%inclusion28 decks308 decks
3%synergy
Creatures
Murderous Redcap
50%inclusion5 decks10 decks
48%synergy
Grim Haruspex
47%inclusion144 decks308 decks
44%synergy
Solemn Simulacrum
47%inclusion144 decks308 decks
34%synergy
Umbral Collar Zealot
46%inclusion142 decks308 decks
43%synergy
Marionette Apprentice
44%inclusion137 decks308 decks
40%synergy
Glen Elendra Archmage
44%inclusion4 decks9 decks
42%synergy
Sephiroth, Fabled SOLDIER
44%inclusion136 decks308 decks
42%synergy
Yawgmoth, Thran Physician
44%inclusion135 decks308 decks
41%synergy
Corpse Knight
44%inclusion134 decks308 decks
38%synergy
Melira, Sylvok Outcast
42%inclusion5 decks12 decks
41%synergy
Witch Enchanter
40%inclusion123 decks308 decks
33%synergy
Gray Merchant of Asphodel
37%inclusion114 decks308 decks
28%synergy
Scholar of New Horizons
36%inclusion110 decks308 decks
35%synergy
Esper Sentinel
35%inclusion109 decks308 decks
16%synergy
Lotho, Corrupt Shirriff
34%inclusion105 decks308 decks
21%synergy
Elenda, the Dusk Rose
34%inclusion104 decks308 decks
28%synergy
Heartmender
33%inclusion4 decks12 decks
33%synergy
Woodfall Primus
33%inclusion4 decks12 decks
32%synergy
Spellskite
33%inclusion3 decks9 decks
30%synergy
Morbid Opportunist
32%inclusion99 decks308 decks
25%synergy
Woe Strider
32%inclusion98 decks308 decks
30%synergy
Pawn of Ulamog
31%inclusion94 decks308 decks
29%synergy
Butcher Ghoul
30%inclusion92 decks308 decks
30%synergy
Midnight Reaper
30%inclusion91 decks308 decks
26%synergy
Bartolomé del Presidio
29%inclusion90 decks308 decks
25%synergy
Vizier of Remedies
28%inclusion87 decks308 decks
28%synergy
Charismatic Conqueror
28%inclusion85 decks308 decks
24%synergy
Sun Titan
26%inclusion81 decks308 decks
18%synergy
Teysa Karlov
25%inclusion78 decks308 decks
21%synergy
Safehold Elite
25%inclusion3 decks12 decks
25%synergy
Soul of the Harvest
25%inclusion3 decks12 decks
23%synergy
Birds of Paradise
25%inclusion3 decks12 decks
-3%synergy
Junji, the Midnight Sky
23%inclusion71 decks308 decks
21%synergy
Braids, Arisen Nightmare
23%inclusion70 decks308 decks
16%synergy
Loran of the Third Path
21%inclusion64 decks308 decks
14%synergy
Accursed Marauder
20%inclusion62 decks308 decks
15%synergy
Enduring Innocence
18%inclusion55 decks308 decks
14%synergy
Welcoming Vampire
18%inclusion55 decks308 decks
12%synergy
Selfless Spirit
17%inclusion53 decks308 decks
13%synergy
Solitude
17%inclusion52 decks308 decks
15%synergy
Boromir, Warden of the Tower
17%inclusion51 decks308 decks
12%synergy
Voice of Victory
17%inclusion51 decks308 decks
10%synergy
Syr Konrad, the Grim
17%inclusion51 decks308 decks
8%synergy
Grand Abolisher
16%inclusion49 decks308 decks
7%synergy
Zack Fair
15%inclusion47 decks308 decks
13%synergy
Vengeful Bloodwitch
14%inclusion44 decks308 decks
13%synergy
Yahenni, Undying Partisan
14%inclusion44 decks308 decks
11%synergy
Moonshaker Cavalry
13%inclusion40 decks308 decks
10%synergy
Agent Venom
13%inclusion39 decks308 decks
12%synergy
Karmic Guide
13%inclusion39 decks308 decks
9%synergy
Instants
Anguished Unmaking
50%inclusion155 decks308 decks
26%synergy
Deadly Dispute
46%inclusion141 decks308 decks
34%synergy
Village Rites
38%inclusion117 decks308 decks
29%synergy
Generous Gift
34%inclusion106 decks308 decks
12%synergy
Fell the Profane
29%inclusion89 decks308 decks
20%synergy
Inkshield
28%inclusion85 decks308 decks
21%synergy
Assassin's Trophy
25%inclusion3 decks12 decks
-5%synergy
Heroic Intervention
25%inclusion3 decks12 decks
-5%synergy
Flare of Fortitude
25%inclusion76 decks308 decks
21%synergy
Malakir Rebirth
24%inclusion73 decks308 decks
16%synergy
Deadly Rollick
24%inclusion73 decks308 decks
10%synergy
Culling the Weak
21%inclusion64 decks308 decks
17%synergy
Despark
20%inclusion63 decks308 decks
7%synergy
Corrupted Conviction
19%inclusion60 decks308 decks
15%synergy
Plumb the Forbidden
14%inclusion44 decks308 decks
12%synergy
Silence
14%inclusion42 decks308 decks
7%synergy
Saw in Half
12%inclusion37 decks308 decks
8%synergy
Stroke of Midnight
12%inclusion36 decks308 decks
1%synergy
Fracture
11%inclusion35 decks308 decks
6%synergy
Flawless Maneuver
11%inclusion34 decks308 decks
1%synergy
Imp's Mischief
9.1%inclusion28 decks308 decks
5%synergy
Clever Concealment
9.1%inclusion28 decks308 decks
5%synergy
Reprieve
9.1%inclusion28 decks308 decks
5%synergy
Entomb
8.8%inclusion27 decks308 decks
2%synergy
Flare of Malice
8.1%inclusion25 decks308 decks
6%synergy
Cabal Ritual
7.5%inclusion23 decks308 decks
2%synergy
Dawn's Truce
7.1%inclusion22 decks308 decks
0%synergy
Cauldron Haze
6.8%inclusion21 decks308 decks
6%synergy
Mortify
5.8%inclusion18 decks308 decks
-5%synergy
Afterlife Insurance
5.5%inclusion17 decks308 decks
5%synergy
Sorceries
Nature's Lore
50%inclusion6 decks12 decks
18%synergy
Farseek
50%inclusion6 decks12 decks
14%synergy
Victimize
43%inclusion131 decks308 decks
30%synergy
Diabolic Intent
42%inclusion129 decks308 decks
34%synergy
Reanimate
41%inclusion125 decks308 decks
22%synergy
Damn
40%inclusion122 decks308 decks
24%synergy
Cultivate
33%inclusion4 decks12 decks
-10%synergy
Toxic Deluge
29%inclusion88 decks308 decks
10%synergy
Eerie Ultimatum
25%inclusion3 decks12 decks
14%synergy
Kodama's Reach
25%inclusion3 decks12 decks
-3%synergy
Blasphemous Edict
15%inclusion47 decks308 decks
9%synergy
Agadeem's Awakening
15%inclusion46 decks308 decks
12%synergy
Night's Whisper
14%inclusion43 decks308 decks
5%synergy
Austere Command
14%inclusion43 decks308 decks
2%synergy
Farewell
12%inclusion38 decks308 decks
-1%synergy
Sign in Blood
11%inclusion35 decks308 decks
2%synergy
Living Death
11%inclusion34 decks308 decks
6%synergy
Grim Tutor
9.4%inclusion29 decks308 decks
5%synergy
Wrath of God
7.8%inclusion24 decks308 decks
3%synergy
Exsanguinate
7.8%inclusion24 decks308 decks
1%synergy
Morningtide's Light
7.5%inclusion23 decks308 decks
7%synergy
Sevinne's Reclamation
7.5%inclusion23 decks308 decks
0%synergy
Feed the Swarm
6.8%inclusion21 decks308 decks
-10%synergy
Torment of Hailfire
6.5%inclusion20 decks308 decks
2%synergy
Dread Return
6.5%inclusion20 decks308 decks
1%synergy
Damnation
6.5%inclusion20 decks308 decks
0%synergy
Vindicate
6.2%inclusion19 decks308 decks
0%synergy
Rite of Oblivion
5.8%inclusion18 decks308 decks
4%synergy
Insatiable Avarice
5.2%inclusion16 decks308 decks
2%synergy
Beseech the Mirror
5.2%inclusion16 decks308 decks
2%synergy
Utility Artifacts
The Great Henge
50%inclusion6 decks12 decks
41%synergy
Lightning Greaves
38%inclusion116 decks308 decks
13%synergy
Blasting Station
37%inclusion114 decks308 decks
37%synergy
Swiftfoot Boots
24%inclusion75 decks308 decks
-3%synergy
Oketra's Monument
17%inclusion52 decks308 decks
15%synergy
Jet Medallion
12%inclusion38 decks308 decks
9%synergy
The One Ring
11%inclusion35 decks308 decks
3%synergy
Pearl Medallion
10%inclusion32 decks308 decks
8%synergy
Spawning Pit
8.8%inclusion27 decks308 decks
8%synergy
Cauldron of Souls
6.2%inclusion19 decks308 decks
6%synergy
Enchantments
Bastion of Remembrance
51%inclusion158 decks308 decks
45%synergy
Goblin Bombardment
40%inclusion4 decks10 decks
34%synergy
Grave Pact
36%inclusion111 decks308 decks
31%synergy
Bitterblossom
35%inclusion107 decks308 decks
31%synergy
Black Market Connections
34%inclusion104 decks308 decks
22%synergy
Arcane Adaptation
33%inclusion3 decks9 decks
32%synergy
The Meathook Massacre
31%inclusion97 decks308 decks
26%synergy
Phyrexian Arena
29%inclusion89 decks308 decks
13%synergy
Thran Vigil
29%inclusion88 decks308 decks
28%synergy
Smothering Tithe
24%inclusion73 decks308 decks
2%synergy
Land Tax
15%inclusion45 decks308 decks
8%synergy
Dictate of Erebos
14%inclusion44 decks308 decks
11%synergy
Sothera, the Supervoid
14%inclusion43 decks308 decks
13%synergy
Animate Dead
11%inclusion35 decks308 decks
2%synergy
Funeral Room // Awakening Hall
10%inclusion31 decks308 decks
8%synergy
Barrensteppe Siege
7.8%inclusion24 decks308 decks
6%synergy
Fanatical Devotion
7.1%inclusion22 decks308 decks
7%synergy
Martyr's Cause
6.8%inclusion21 decks308 decks
6%synergy
Anointed Procession
6.8%inclusion21 decks308 decks
-1%synergy
Skrelv's Hive
6.2%inclusion19 decks308 decks
4%synergy
Virtue of Loyalty
5.8%inclusion18 decks308 decks
4%synergy
Black Market
5.8%inclusion18 decks308 decks
2%synergy
Trouble in Pairs
5.5%inclusion17 decks308 decks
1%synergy
Felidar Retreat
5.5%inclusion17 decks308 decks
-1%synergy
Planeswalkers
Liliana, Dreadhorde General
21%inclusion64 decks308 decks
17%synergy
Elspeth, Storm Slayer
9.4%inclusion29 decks308 decks
5%synergy
Utility Lands
Phyrexian Tower
59%inclusion183 decks308 decks
51%synergy
Mistrise Village
44%inclusion4 decks9 decks
36%synergy
Urborg, Tomb of Yawgmoth
44%inclusion134 decks308 decks
35%synergy
Bojuka Bog
41%inclusion125 decks308 decks
11%synergy
High Market
27%inclusion83 decks308 decks
24%synergy
Takenuma, Abandoned Mire
25%inclusion78 decks308 decks
16%synergy
Reliquary Tower
25%inclusion78 decks308 decks
-5%synergy
Susur Secundi, Void Altar
22%inclusion68 decks308 decks
20%synergy
Cabal Coffers
22%inclusion67 decks308 decks
12%synergy
Eiganjo, Seat of the Empire
21%inclusion64 decks308 decks
14%synergy
Midgar, City of Mako
17%inclusion53 decks308 decks
13%synergy
Vault of the Archangel
17%inclusion52 decks308 decks
5%synergy
Westvale Abbey
13%inclusion40 decks308 decks
11%synergy
Nykthos, Shrine to Nyx
11%inclusion35 decks308 decks
6%synergy
Spymaster's Vault
9.4%inclusion29 decks308 decks
7%synergy
Command Beacon
9.1%inclusion28 decks308 decks
4%synergy
Urza's Saga
8.8%inclusion27 decks308 decks
2%synergy
Nesting Grounds
7.8%inclusion24 decks308 decks
6%synergy
Shizo, Death's Storehouse
7.1%inclusion22 decks308 decks
3%synergy
Castle Locthwain
5.5%inclusion17 decks308 decks
1%synergy
Abandoned Air Temple
5.4%inclusion8 decks148 decks
0%synergy
Minas Tirith
5.2%inclusion16 decks308 decks
-2%synergy
Mana Artifacts
Sol Ring
92%inclusion282 decks308 decks
8%synergy
Arcane Signet
85%inclusion261 decks308 decks
13%synergy
Talisman of Hierarchy
61%inclusion187 decks308 decks
34%synergy
Orzhov Signet
47%inclusion146 decks308 decks
23%synergy
Fellwar Stone
27%inclusion83 decks308 decks
6%synergy
The Soul Stone
22%inclusion68 decks308 decks
18%synergy
Mind Stone
15%inclusion45 decks308 decks
0%synergy
Thought Vessel
14%inclusion42 decks308 decks
-4%synergy
Lotus Petal
9.4%inclusion29 decks308 decks
2%synergy
Crowded Crypt
5.8%inclusion18 decks308 decks
4%synergy
Lands
Command Tower
86%inclusion266 decks308 decks
12%synergy
Indatha Triome
83%inclusion10 decks12 decks
55%synergy
Godless Shrine
82%inclusion253 decks308 decks
41%synergy
Zagoth Triome
75%inclusion6 decks8 decks
47%synergy
Temple Garden
75%inclusion9 decks12 decks
36%synergy
Overgrown Tomb
75%inclusion9 decks12 decks
35%synergy
Ziatora's Proving Ground
71%inclusion5 decks7 decks
44%synergy
Isolated Chapel
69%inclusion211 decks308 decks
36%synergy
Raffine's Tower
67%inclusion6 decks9 decks
42%synergy
Vault of Champions
64%inclusion196 decks308 decks
39%synergy
Spara's Headquarters
63%inclusion5 decks8 decks
34%synergy
Breeding Pool
63%inclusion5 decks8 decks
21%synergy
Caves of Koilos
62%inclusion190 decks308 decks
32%synergy
Shattered Sanctum
59%inclusion183 decks308 decks
45%synergy
Jetmir's Garden
57%inclusion4 decks7 decks
28%synergy
Bleachbone Verge
53%inclusion164 decks308 decks
45%synergy
Marsh Flats
52%inclusion161 decks308 decks
42%synergy
Fetid Heath
52%inclusion159 decks308 decks
39%synergy
Tainted Field
47%inclusion144 decks308 decks
34%synergy
Hallowed Fountain
44%inclusion4 decks9 decks
5%synergy
Watery Grave
44%inclusion4 decks9 decks
3%synergy
Stomping Ground
43%inclusion3 decks7 decks
2%synergy
Brightclimb Pathway
41%inclusion127 decks308 decks
33%synergy
Shadowy Backstreet
40%inclusion124 decks308 decks
30%synergy
Shipwreck Marsh
33%inclusion3 decks9 decks
15%synergy
Bountiful Promenade
33%inclusion4 decks12 decks
11%synergy
Sunken Hollow
33%inclusion3 decks9 decks
-1%synergy
Shineshadow Snarl
30%inclusion93 decks308 decks
18%synergy
Savai Triome
30%inclusion3 decks10 decks
5%synergy
Exotic Orchard
26%inclusion79 decks308 decks
-11%synergy
Lush Portico
25%inclusion3 decks12 decks
16%synergy
Underground Mortuary
25%inclusion3 decks12 decks
12%synergy
Savannah
25%inclusion3 decks12 decks
12%synergy
Bayou
25%inclusion3 decks12 decks
12%synergy
Overgrown Farmland
25%inclusion3 decks12 decks
8%synergy
Undergrowth Stadium
25%inclusion3 decks12 decks
1%synergy
Sunpetal Grove
25%inclusion3 decks12 decks
-2%synergy
Concealed Courtyard
23%inclusion71 decks308 decks
17%synergy
Silent Clearing
23%inclusion70 decks308 decks
18%synergy
Orzhov Basilica
21%inclusion65 decks308 decks
6%synergy
Fabled Passage
21%inclusion64 decks308 decks
12%synergy
Temple of Silence
21%inclusion64 decks308 decks
3%synergy
Scrubland
20%inclusion62 decks308 decks
7%synergy
Desolate Mire
18%inclusion55 decks308 decks
12%synergy
Windswept Heath
11%inclusion35 decks308 decks
0%synergy
Flooded Strand
11%inclusion34 decks308 decks
0%synergy
Prismatic Vista
11%inclusion33 decks308 decks
6%synergy
Verdant Catacombs
10%inclusion32 decks308 decks
-1%synergy
Arid Mesa
10%inclusion31 decks308 decks
0%synergy
Polluted Delta
10%inclusion30 decks308 decks
-2%synergy