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%inclusion386 decks1.05K decks
Ashling, the Limitless
0.2%inclusion4 decks1.92K decks
Hei Bai, Spirit of Balance
0.4%inclusion1 decks275 decks
Top Commanders
Ratadrabik of Urborg
1.8%inclusion23 decks1.29K decks
Celes, Rune Knight
0.2%inclusion5 decks2.84K decks
Reaper King
0.1%inclusion3 decks2.18K decks
Ghave, Guru of Spores
0.2%inclusion3 decks1.60K decks
Go-Shintai of Life's Origin
0.0%inclusion2 decks5.88K decks
Orah, Skyclave Hierophant
0.3%inclusion2 decks746 decks
Minthara, Merciless Soul
0.1%inclusion1 decks1.09K decks
The Ever-Changing 'Dane
0.4%inclusion1 decks227 decks
Atraxa, Praetors' Voice
0.0%inclusion1 decks8.07K decks
Teysa Karlov
0.0%inclusion1 decks4.32K decks
Myrkul, Lord of Bones
0.1%inclusion1 decks1.40K decks
Mister Negative
0.0%inclusion1 decks2.49K decks
Betor, Ancestor's Voice
0.0%inclusion1 decks3.93K decks
Horde of Notions
0.1%inclusion1 decks815 decks
Othelm, Sigardian Outcast // Wernog, Rider's Chaplain
0.4%inclusion1 decks247 decks
New Cards
Mass of Mysteries
75%inclusion3 decks4 decks
67%synergy
Sunderflock
75%inclusion3 decks4 decks
73%synergy
Champion of the Path
67%inclusion2 decks3 decks
66%synergy
Twinflame Travelers
67%inclusion2 decks3 decks
65%synergy
Subterfuge
50%inclusion2 decks4 decks
49%synergy
High Synergy Cards
Phyrexian Altar
78%inclusion342 decks440 decks
74%synergy
Viscera Seer
75%inclusion332 decks440 decks
67%synergy
Elas il-Kor, Sadistic Pilgrim
74%inclusion325 decks440 decks
64%synergy
Luminous Broodmoth
63%inclusion276 decks440 decks
60%synergy
Pitiless Plunderer
69%inclusion302 decks440 decks
60%synergy
Zulaport Cutthroat
68%inclusion298 decks440 decks
59%synergy
Warren Soultrader
63%inclusion276 decks440 decks
57%synergy
Blood Artist
68%inclusion300 decks440 decks
57%synergy
Cruel Celebrant
64%inclusion282 decks440 decks
57%synergy
Geralf's Messenger
56%inclusion246 decks440 decks
56%synergy
Top Cards
Swords to Plowshares
72%inclusion317 decks440 decks
11%synergy
Dark Ritual
60%inclusion265 decks440 decks
36%synergy
Carrion Feeder
60%inclusion263 decks440 decks
55%synergy
Skullclamp
59%inclusion261 decks440 decks
48%synergy
Path to Exile
57%inclusion249 decks440 decks
9%synergy
Cathars' Crusade
55%inclusion240 decks440 decks
49%synergy
Bastion of Remembrance
52%inclusion229 decks440 decks
46%synergy
Altar of Dementia
52%inclusion227 decks440 decks
49%synergy
Anguished Unmaking
52%inclusion227 decks440 decks
27%synergy
Solemnity
50%inclusion222 decks440 decks
50%synergy
Game Changers
Demonic Tutor
40%inclusion177 decks440 decks
21%synergy
Smothering Tithe
28%inclusion121 decks440 decks
6%synergy
Vampiric Tutor
26%inclusion115 decks440 decks
11%synergy
Teferi's Protection
23%inclusion103 decks440 decks
6%synergy
Enlightened Tutor
20%inclusion90 decks440 decks
5%synergy
Worldly Tutor
17%inclusion3 decks18 decks
4%synergy
Ancient Tomb
17%inclusion73 decks440 decks
7%synergy
The One Ring
14%inclusion63 decks440 decks
6%synergy
Bolas's Citadel
14%inclusion60 decks440 decks
6%synergy
Necropotence
11%inclusion47 decks440 decks
5%synergy
Creatures
Kitchen Finks
50%inclusion9 decks18 decks
50%synergy
Marionette Apprentice
49%inclusion216 decks440 decks
44%synergy
Umbral Collar Zealot
49%inclusion215 decks440 decks
46%synergy
Grim Haruspex
48%inclusion213 decks440 decks
45%synergy
Sephiroth, Fabled SOLDIER
48%inclusion210 decks440 decks
45%synergy
Solemn Simulacrum
48%inclusion209 decks440 decks
35%synergy
Murderous Redcap
47%inclusion7 decks15 decks
45%synergy
Yawgmoth, Thran Physician
46%inclusion201 decks440 decks
42%synergy
Risen Reef
45%inclusion5 decks11 decks
43%synergy
Corpse Knight
44%inclusion193 decks440 decks
38%synergy
Mulldrifter
42%inclusion5 decks12 decks
37%synergy
Witch Enchanter
40%inclusion177 decks440 decks
33%synergy
Jubilation
40%inclusion2 decks5 decks
39%synergy
Animar, Soul of Elements
40%inclusion4 decks10 decks
37%synergy
Gray Merchant of Asphodel
39%inclusion170 decks440 decks
30%synergy
Esper Sentinel
38%inclusion168 decks440 decks
19%synergy
Scholar of New Horizons
36%inclusion160 decks440 decks
35%synergy
Yarok, the Desecrated
36%inclusion4 decks11 decks
34%synergy
Elenda, the Dusk Rose
36%inclusion157 decks440 decks
30%synergy
Vizier of Remedies
35%inclusion154 decks440 decks
35%synergy
Lotho, Corrupt Shirriff
34%inclusion149 decks440 decks
21%synergy
Soulbright Seeker
33%inclusion1 decks3 decks
33%synergy
Cavalier of Gales
33%inclusion4 decks12 decks
33%synergy
Woodfall Primus
33%inclusion6 decks18 decks
32%synergy
Glen Elendra Archmage
33%inclusion4 decks12 decks
31%synergy
Butcher Ghoul
32%inclusion142 decks440 decks
32%synergy
Morbid Opportunist
32%inclusion142 decks440 decks
25%synergy
Woe Strider
32%inclusion140 decks440 decks
30%synergy
Pawn of Ulamog
31%inclusion137 decks440 decks
29%synergy
Maelstrom Wanderer
30%inclusion3 decks10 decks
23%synergy
Bitterbloom Bearer
30%inclusion131 decks440 decks
29%synergy
Bartolomé del Presidio
28%inclusion125 decks440 decks
24%synergy
Heartmender
28%inclusion5 decks18 decks
28%synergy
Melira, Sylvok Outcast
28%inclusion5 decks18 decks
28%synergy
Birds of Paradise
28%inclusion5 decks18 decks
0%synergy
Teysa Karlov
27%inclusion119 decks440 decks
22%synergy
Midnight Reaper
26%inclusion116 decks440 decks
23%synergy
Charismatic Conqueror
26%inclusion116 decks440 decks
23%synergy
Sun Titan
26%inclusion113 decks440 decks
17%synergy
Shinestriker
25%inclusion1 decks4 decks
24%synergy
Wistfulness
25%inclusion1 decks4 decks
24%synergy
Junji, the Midnight Sky
25%inclusion110 decks440 decks
22%synergy
Spellskite
25%inclusion3 decks12 decks
22%synergy
Braids, Arisen Nightmare
25%inclusion110 decks440 decks
18%synergy
Emptiness
24%inclusion106 decks440 decks
24%synergy
Safehold Elite
22%inclusion4 decks18 decks
22%synergy
Cavalier of Thorns
22%inclusion4 decks18 decks
22%synergy
Basking Broodscale
22%inclusion4 decks18 decks
21%synergy
Loran of the Third Path
21%inclusion94 decks440 decks
14%synergy
Tyrant of Discord
20%inclusion3 decks15 decks
20%synergy
Instants
Deadly Dispute
47%inclusion206 decks440 decks
35%synergy
Village Rites
39%inclusion171 decks440 decks
30%synergy
Generous Gift
37%inclusion162 decks440 decks
14%synergy
Inkshield
29%inclusion127 decks440 decks
22%synergy
Fell the Profane
29%inclusion127 decks440 decks
20%synergy
Flare of Fortitude
27%inclusion120 decks440 decks
23%synergy
Deadly Rollick
25%inclusion112 decks440 decks
12%synergy
Ghostly Flicker
25%inclusion3 decks12 decks
20%synergy
Malakir Rebirth
25%inclusion110 decks440 decks
17%synergy
Swan Song
25%inclusion3 decks12 decks
7%synergy
Culling the Weak
23%inclusion102 decks440 decks
19%synergy
Assassin's Trophy
22%inclusion4 decks18 decks
-8%synergy
Heroic Intervention
22%inclusion4 decks18 decks
-8%synergy
Corrupted Conviction
20%inclusion90 decks440 decks
16%synergy
Despark
20%inclusion90 decks440 decks
7%synergy
Deflecting Swat
20%inclusion3 decks15 decks
3%synergy
Plumb the Forbidden
15%inclusion68 decks440 decks
13%synergy
Silence
15%inclusion64 decks440 decks
8%synergy
Stroke of Midnight
15%inclusion64 decks440 decks
4%synergy
Saw in Half
14%inclusion62 decks440 decks
10%synergy
Redirect Lightning
13%inclusion2 decks15 decks
8%synergy
Fracture
12%inclusion52 decks440 decks
6%synergy
Entomb
10%inclusion45 decks440 decks
3%synergy
Ashling's Command
10%inclusion1 decks10 decks
10%synergy
Imp's Mischief
10%inclusion43 decks440 decks
6%synergy
Flare of Malice
10%inclusion42 decks440 decks
7%synergy
Flawless Maneuver
10%inclusion42 decks440 decks
-1%synergy
Reprieve
8.2%inclusion36 decks440 decks
4%synergy
Cauldron Haze
8.0%inclusion35 decks440 decks
7%synergy
Clever Concealment
7.7%inclusion34 decks440 decks
3%synergy
Cabal Ritual
7.7%inclusion34 decks440 decks
3%synergy
Dawn's Truce
7.0%inclusion31 decks440 decks
0%synergy
Mortify
7.0%inclusion31 decks440 decks
-4%synergy
Afterlife Insurance
5.2%inclusion23 decks440 decks
4%synergy
Sorceries
Three Visits
50%inclusion9 decks18 decks
26%synergy
Reanimate
45%inclusion197 decks440 decks
26%synergy
Nature's Lore
44%inclusion8 decks18 decks
13%synergy
Farseek
44%inclusion8 decks18 decks
9%synergy
Damn
44%inclusion195 decks440 decks
29%synergy
Victimize
43%inclusion188 decks440 decks
30%synergy
Diabolic Intent
40%inclusion178 decks440 decks
33%synergy
Toxic Deluge
31%inclusion136 decks440 decks
13%synergy
Cultivate
28%inclusion5 decks18 decks
-15%synergy
Kodama's Reach
22%inclusion4 decks18 decks
-5%synergy
Blasphemous Edict
19%inclusion82 decks440 decks
13%synergy
Eerie Ultimatum
17%inclusion3 decks18 decks
5%synergy
Night's Whisper
17%inclusion73 decks440 decks
7%synergy
Agadeem's Awakening
15%inclusion66 decks440 decks
12%synergy
Austere Command
13%inclusion58 decks440 decks
1%synergy
Sign in Blood
13%inclusion57 decks440 decks
4%synergy
Grim Tutor
10%inclusion46 decks440 decks
6%synergy
Living Death
10%inclusion45 decks440 decks
5%synergy
Farewell
10%inclusion45 decks440 decks
-3%synergy
Imperial Seal
9.3%inclusion41 decks440 decks
4%synergy
Morningtide's Light
7.5%inclusion33 decks440 decks
7%synergy
Sevinne's Reclamation
7.5%inclusion33 decks440 decks
0%synergy
Feed the Swarm
7.5%inclusion33 decks440 decks
-9%synergy
Wrath of God
7.3%inclusion32 decks440 decks
2%synergy
Exsanguinate
7.3%inclusion32 decks440 decks
0%synergy
Dread Return
7.0%inclusion31 decks440 decks
2%synergy
Damnation
6.8%inclusion30 decks440 decks
0%synergy
Vindicate
6.4%inclusion28 decks440 decks
0%synergy
Rite of Oblivion
5.5%inclusion24 decks440 decks
3%synergy
Beseech the Mirror
5.2%inclusion23 decks440 decks
2%synergy
Torment of Hailfire
5.2%inclusion23 decks440 decks
1%synergy
Utility Artifacts
Lightning Greaves
40%inclusion174 decks440 decks
15%synergy
The Great Henge
39%inclusion7 decks18 decks
29%synergy
Blasting Station
37%inclusion164 decks440 decks
37%synergy
Swiftfoot Boots
25%inclusion108 decks440 decks
-3%synergy
Oketra's Monument
15%inclusion65 decks440 decks
13%synergy
Jet Medallion
11%inclusion50 decks440 decks
8%synergy
Pearl Medallion
10%inclusion45 decks440 decks
8%synergy
Spawning Pit
6.6%inclusion29 decks440 decks
6%synergy
Mithril Coat
5.9%inclusion26 decks440 decks
1%synergy
Cauldron of Souls
5.7%inclusion25 decks440 decks
5%synergy
Enchantments
Goblin Bombardment
40%inclusion6 decks15 decks
34%synergy
Grave Pact
36%inclusion157 decks440 decks
31%synergy
The Meathook Massacre
35%inclusion153 decks440 decks
30%synergy
Black Market Connections
33%inclusion145 decks440 decks
21%synergy
Bitterblossom
32%inclusion141 decks440 decks
28%synergy
Thran Vigil
29%inclusion127 decks440 decks
28%synergy
Phyrexian Arena
27%inclusion120 decks440 decks
12%synergy
Arcane Adaptation
25%inclusion3 decks12 decks
24%synergy
Reflections of Littjara
25%inclusion3 decks12 decks
21%synergy
Kindred Discovery
25%inclusion3 decks12 decks
18%synergy
Greater Good
22%inclusion4 decks18 decks
18%synergy
Warstorm Surge
20%inclusion3 decks15 decks
16%synergy
Impact Tremors
20%inclusion3 decks15 decks
10%synergy
Birthing Ritual
17%inclusion3 decks18 decks
16%synergy
Parallel Lives
17%inclusion3 decks18 decks
10%synergy
Moldervine Reclamation
17%inclusion3 decks18 decks
9%synergy
Guardian Project
17%inclusion3 decks18 decks
9%synergy
Garruk's Uprising
17%inclusion3 decks18 decks
0%synergy
Land Tax
15%inclusion64 decks440 decks
8%synergy
Dictate of Erebos
13%inclusion59 decks440 decks
10%synergy
Sothera, the Supervoid
12%inclusion53 decks440 decks
11%synergy
Funeral Room // Awakening Hall
11%inclusion48 decks440 decks
9%synergy
Animate Dead
10%inclusion46 decks440 decks
1%synergy
Trouble in Pairs
7.5%inclusion33 decks440 decks
3%synergy
Anointed Procession
7.3%inclusion32 decks440 decks
0%synergy
Barrensteppe Siege
7.0%inclusion31 decks440 decks
5%synergy
Martyr's Cause
6.6%inclusion29 decks440 decks
6%synergy
Fanatical Devotion
6.4%inclusion28 decks440 decks
6%synergy
Black Market
6.4%inclusion28 decks440 decks
2%synergy
Skrelv's Hive
6.1%inclusion27 decks440 decks
4%synergy
Planeswalkers
Liliana, Dreadhorde General
19%inclusion85 decks440 decks
16%synergy
Elspeth, Storm Slayer
8.6%inclusion38 decks440 decks
4%synergy
Utility Lands
Phyrexian Tower
62%inclusion272 decks440 decks
53%synergy
Urborg, Tomb of Yawgmoth
45%inclusion198 decks440 decks
36%synergy
Bojuka Bog
42%inclusion186 decks440 decks
13%synergy
Mistrise Village
33%inclusion4 decks12 decks
25%synergy
Reliquary Tower
28%inclusion123 decks440 decks
-2%synergy
High Market
28%inclusion121 decks440 decks
25%synergy
Takenuma, Abandoned Mire
25%inclusion110 decks440 decks
16%synergy
Susur Secundi, Void Altar
23%inclusion103 decks440 decks
21%synergy
Cabal Coffers
22%inclusion97 decks440 decks
12%synergy
Eiganjo, Seat of the Empire
20%inclusion88 decks440 decks
13%synergy
Vault of the Archangel
19%inclusion83 decks440 decks
7%synergy
Boseiju, Who Endures
17%inclusion3 decks18 decks
-2%synergy
Midgar, City of Mako
17%inclusion73 decks440 decks
13%synergy
Westvale Abbey
13%inclusion59 decks440 decks
11%synergy
Urza's Saga
10%inclusion45 decks440 decks
3%synergy
Nykthos, Shrine to Nyx
10%inclusion44 decks440 decks
5%synergy
Nesting Grounds
10%inclusion42 decks440 decks
7%synergy
Command Beacon
9.3%inclusion41 decks440 decks
4%synergy
Abandoned Air Temple
9.1%inclusion26 decks285 decks
4%synergy
Spymaster's Vault
8.4%inclusion37 decks440 decks
6%synergy
Shizo, Death's Storehouse
6.6%inclusion29 decks440 decks
2%synergy
Castle Locthwain
5.9%inclusion26 decks440 decks
2%synergy
Mana Artifacts
Sol Ring
92%inclusion404 decks440 decks
8%synergy
Arcane Signet
86%inclusion379 decks440 decks
14%synergy
Talisman of Hierarchy
61%inclusion269 decks440 decks
35%synergy
Orzhov Signet
48%inclusion213 decks440 decks
25%synergy
Talisman of Conviction
27%inclusion4 decks15 decks
2%synergy
Fellwar Stone
27%inclusion117 decks440 decks
6%synergy
The Soul Stone
23%inclusion103 decks440 decks
19%synergy
Talisman of Indulgence
20%inclusion3 decks15 decks
-8%synergy
Thought Vessel
14%inclusion63 decks440 decks
-3%synergy
Mind Stone
13%inclusion57 decks440 decks
-2%synergy
Lotus Petal
10%inclusion43 decks440 decks
3%synergy
Mana Vault
8.6%inclusion38 decks440 decks
3%synergy
Chrome Mox
8.6%inclusion38 decks440 decks
3%synergy
Lands
Command Tower
88%inclusion388 decks440 decks
14%synergy
Godless Shrine
83%inclusion365 decks440 decks
42%synergy
Temple Garden
78%inclusion14 decks18 decks
39%synergy
Overgrown Tomb
78%inclusion14 decks18 decks
37%synergy
Breeding Pool
73%inclusion8 decks11 decks
31%synergy
Isolated Chapel
69%inclusion305 decks440 decks
36%synergy
Vault of Champions
65%inclusion286 decks440 decks
41%synergy
Caves of Koilos
63%inclusion276 decks440 decks
33%synergy
Indatha Triome
61%inclusion11 decks18 decks
33%synergy
Stomping Ground
60%inclusion6 decks10 decks
19%synergy
Shattered Sanctum
58%inclusion255 decks440 decks
43%synergy
Marsh Flats
56%inclusion247 decks440 decks
45%synergy
Blood Crypt
53%inclusion8 decks15 decks
16%synergy
Fetid Heath
52%inclusion227 decks440 decks
38%synergy
Bleachbone Verge
51%inclusion224 decks440 decks
43%synergy
Steam Vents
50%inclusion5 decks10 decks
12%synergy
Hallowed Fountain
50%inclusion6 decks12 decks
10%synergy
Watery Grave
50%inclusion6 decks12 decks
9%synergy
Tainted Field
47%inclusion206 decks440 decks
34%synergy
Sacred Foundry
47%inclusion7 decks15 decks
10%synergy
Zagoth Triome
45%inclusion5 decks11 decks
17%synergy
Spara's Headquarters
45%inclusion5 decks11 decks
17%synergy
Raffine's Tower
42%inclusion5 decks12 decks
17%synergy
Ziatora's Proving Ground
40%inclusion4 decks10 decks
12%synergy
The World Tree
40%inclusion4 decks10 decks
11%synergy
Shadowy Backstreet
39%inclusion172 decks440 decks
29%synergy
Brightclimb Pathway
38%inclusion168 decks440 decks
30%synergy
Tropical Island
36%inclusion4 decks11 decks
22%synergy
Savai Triome
33%inclusion5 decks15 decks
9%synergy
Taiga
30%inclusion3 decks10 decks
17%synergy
Jetmir's Garden
30%inclusion3 decks10 decks
1%synergy
Shineshadow Snarl
28%inclusion124 decks440 decks
16%synergy
Savannah
28%inclusion5 decks18 decks
15%synergy
Bountiful Promenade
28%inclusion5 decks18 decks
5%synergy
Sunpetal Grove
28%inclusion5 decks18 decks
0%synergy
Exotic Orchard
27%inclusion119 decks440 decks
-9%synergy
Luxury Suite
27%inclusion4 decks15 decks
2%synergy
Tundra
25%inclusion3 decks12 decks
11%synergy
Underground Sea
25%inclusion3 decks12 decks
10%synergy
Shipwreck Marsh
25%inclusion3 decks12 decks
7%synergy
Sunken Hollow
25%inclusion3 decks12 decks
-9%synergy
Silent Clearing
23%inclusion101 decks440 decks
18%synergy
Scrubland
23%inclusion99 decks440 decks
9%synergy
Bayou
22%inclusion4 decks18 decks
9%synergy
Overgrown Farmland
22%inclusion4 decks18 decks
5%synergy
Undergrowth Stadium
22%inclusion4 decks18 decks
-1%synergy
Woodland Cemetery
22%inclusion4 decks18 decks
-9%synergy
Orzhov Basilica
22%inclusion95 decks440 decks
7%synergy
Concealed Courtyard
20%inclusion90 decks440 decks
15%synergy
Badlands
20%inclusion3 decks15 decks
7%synergy