Mikaeus, the Unhallowed
Altar of Dementia
Carnifex Demon

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield (Carnifex Demon without a +1/+1 counter on it on the battlefield).

   Steps

How does this combo work?
1
Activate Altar of Dementia by sacrificing Carnifex Demon.
2
When Carnifex Demon dies, its undying ability triggers, returning it from your graveyard to the battlefield without a +1/+1 counter on it due to its replacement effect.
3
Resolve the Altar of Dementia ability
4
Repeat.

   Results

What do I get from this combo?
Infinite death triggers
Infinite ETB
Infinite LTB
Infinite mill
Infinite sacrifice triggers
Infinite self-mill
Mikaeus, the Unhallowed
1.7%inclusion34 decks1.96K decks
Auntie Ool, Cursewretch
0.2%inclusion23 decks12.8K decks
The Reaper, King No More
0.2%inclusion7 decks4.07K decks
Hapatra, Vizier of Poisons
0.1%inclusion6 decks5.68K decks
The Scorpion God
0.1%inclusion4 decks2.71K decks
Massacre Girl, Known Killer
0.0%inclusion2 decks6.20K decks
Yawgmoth, Thran Physician
0.0%inclusion2 decks6.56K decks
Rakdos, the Muscle
0.0%inclusion1 decks5.81K decks
Sidisi, Undead Vizier
0.1%inclusion1 decks688 decks
Obeka, Splitter of Seconds
0.0%inclusion1 decks19.4K decks
Sidisi, Regent of the Mire
0.1%inclusion1 decks682 decks
Meren of Clan Nel Toth
0.0%inclusion1 decks20K decks
Ardyn, the Usurper
0.0%inclusion1 decks2.88K decks
Skeleton Ship
0.1%inclusion1 decks1.12K decks
Muldrotha, the Gravetide
0.0%inclusion1 decks22.6K decks
New Cards
Tainted Treats
8.3%inclusion1 decks12 decks
7%synergy
Pain 101
5.6%inclusion1 decks18 decks
5%synergy
High Synergy Cards
Devoted Druid
84%inclusion32 decks38 decks
81%synergy
The Scorpion God
78%inclusion28 decks36 decks
77%synergy
Channeler Initiate
76%inclusion29 decks38 decks
76%synergy
Hapatra, Vizier of Poisons
76%inclusion29 decks38 decks
75%synergy
Everlasting Torment
72%inclusion26 decks36 decks
71%synergy
Flourishing Defenses
71%inclusion27 decks38 decks
70%synergy
Ignoble Hierarch
93%inclusion28 decks30 decks
68%synergy
Obelisk Spider
68%inclusion26 decks38 decks
67%synergy
Yawgmoth, Thran Physician
69%inclusion59 decks86 decks
65%synergy
Dread Tiller
69%inclusion22 decks32 decks
65%synergy
Top Cards
Assassin's Trophy
74%inclusion28 decks38 decks
43%synergy
Phyrexian Altar
69%inclusion59 decks86 decks
65%synergy
The Reaper, King No More
67%inclusion20 decks30 decks
61%synergy
Blood Artist
65%inclusion56 decks86 decks
54%synergy
Ashnod's Altar
64%inclusion55 decks86 decks
58%synergy
Murderous Redcap
64%inclusion23 decks36 decks
62%synergy
Wickerbough Elder
61%inclusion23 decks38 decks
60%synergy
Sinister Gnarlbark
59%inclusion27 decks46 decks
57%synergy
Village Pillagers
58%inclusion18 decks31 decks
56%synergy
Nest of Scarabs
56%inclusion48 decks86 decks
55%synergy
Game Changers
Demonic Tutor
35%inclusion30 decks86 decks
16%synergy
Worldly Tutor
26%inclusion10 decks38 decks
14%synergy
Vampiric Tutor
26%inclusion22 decks86 decks
11%synergy
Bolas's Citadel
15%inclusion13 decks86 decks
7%synergy
Necropotence
9.3%inclusion8 decks86 decks
4%synergy
Ancient Tomb
7.0%inclusion6 decks86 decks
-2%synergy
Creatures
Kulrath Knight
56%inclusion20 decks36 decks
55%synergy
Quillspike
53%inclusion20 decks38 decks
52%synergy
Zulaport Cutthroat
52%inclusion45 decks86 decks
44%synergy
Grumgully, the Generous
50%inclusion15 decks30 decks
48%synergy
Evolution Sage
50%inclusion19 decks38 decks
44%synergy
Viscera Seer
50%inclusion43 decks86 decks
42%synergy
Putrid Goblin
48%inclusion41 decks86 decks
47%synergy
Puppeteer Clique
48%inclusion41 decks86 decks
46%synergy
Skinrender
45%inclusion39 decks86 decks
45%synergy
Scuzzback Scrounger
45%inclusion13 decks29 decks
43%synergy
Birds of Paradise
45%inclusion17 decks38 decks
17%synergy
Necroskitter
44%inclusion38 decks86 decks
43%synergy
Pitiless Plunderer
41%inclusion35 decks86 decks
32%synergy
Generous Patron
39%inclusion15 decks38 decks
39%synergy
Gray Merchant of Asphodel
37%inclusion32 decks86 decks
29%synergy
Soul Snuffers
36%inclusion31 decks86 decks
35%synergy
Massacre Girl, Known Killer
36%inclusion31 decks86 decks
34%synergy
Grim Poppet
35%inclusion30 decks86 decks
35%synergy
Walking Ballista
35%inclusion30 decks86 decks
32%synergy
Ayara, First of Locthwain
35%inclusion30 decks86 decks
32%synergy
Carrion Feeder
35%inclusion30 decks86 decks
31%synergy
Triskelion
33%inclusion28 decks86 decks
32%synergy
Persistent Constrictor
32%inclusion25 decks77 decks
31%synergy
Crypt Ghast
30%inclusion26 decks86 decks
25%synergy
Plague Belcher
29%inclusion25 decks86 decks
28%synergy
Oft-Nabbed Goat
28%inclusion13 decks46 decks
27%synergy
Tatterkite
28%inclusion24 decks86 decks
28%synergy
Dawnhand Dissident
26%inclusion12 decks46 decks
25%synergy
Lingering Tormentor
24%inclusion21 decks86 decks
24%synergy
Dusk Urchins
24%inclusion21 decks86 decks
24%synergy
Eternal Witness
24%inclusion9 decks38 decks
7%synergy
Auntie Ool, Cursewretch
23%inclusion7 decks30 decks
22%synergy
Midnight Banshee
23%inclusion20 decks86 decks
23%synergy
Gravecrawler
23%inclusion20 decks86 decks
19%synergy
Hexing Squelcher
23%inclusion7 decks31 decks
14%synergy
Maha, Its Feathers Night
22%inclusion18 decks81 decks
21%synergy
Spitting Dilophosaurus
22%inclusion19 decks86 decks
22%synergy
Grim Haruspex
21%inclusion18 decks86 decks
18%synergy
Soulstinger
20%inclusion17 decks86 decks
20%synergy
Lesser Masticore
20%inclusion17 decks86 decks
20%synergy
Syr Konrad, the Grim
20%inclusion17 decks86 decks
12%synergy
Cinderhaze Wretch
19%inclusion16 decks86 decks
19%synergy
Fleshbag Marauder
19%inclusion16 decks86 decks
15%synergy
Warren Soultrader
19%inclusion16 decks86 decks
13%synergy
Solemn Simulacrum
19%inclusion16 decks86 decks
6%synergy
Rendclaw Trow
18%inclusion7 decks38 decks
18%synergy
Moonshadow
18%inclusion8 decks44 decks
17%synergy
Chainbreaker
17%inclusion15 decks86 decks
17%synergy
Wingrattle Scarecrow
17%inclusion15 decks86 decks
17%synergy
Shadow Urchin
17%inclusion5 decks29 decks
16%synergy
Instants
Terminate
47%inclusion17 decks36 decks
28%synergy
Dark Ritual
40%inclusion34 decks86 decks
15%synergy
Beast Within
32%inclusion12 decks38 decks
-2%synergy
Abrupt Decay
29%inclusion11 decks38 decks
20%synergy
Heroic Intervention
29%inclusion11 decks38 decks
-1%synergy
Deflecting Swat
28%inclusion10 decks36 decks
11%synergy
Putrefy
26%inclusion10 decks38 decks
10%synergy
Deadly Rollick
22%inclusion19 decks86 decks
8%synergy
Village Rites
21%inclusion18 decks86 decks
12%synergy
Deadly Dispute
21%inclusion18 decks86 decks
9%synergy
Entomb
19%inclusion16 decks86 decks
12%synergy
Grim Affliction
16%inclusion14 decks86 decks
16%synergy
Culling the Weak
16%inclusion14 decks86 decks
12%synergy
Atomize
16%inclusion6 decks38 decks
12%synergy
Infernal Grasp
14%inclusion12 decks86 decks
6%synergy
Fire Covenant
14%inclusion5 decks36 decks
11%synergy
Defile
13%inclusion11 decks86 decks
10%synergy
Malakir Rebirth
13%inclusion11 decks86 decks
5%synergy
Tragic Slip
12%inclusion10 decks86 decks
8%synergy
First Day of Class
11%inclusion4 decks36 decks
11%synergy
Hapatra's Mark
11%inclusion4 decks38 decks
10%synergy
Noxious Revival
11%inclusion4 decks38 decks
6%synergy
Veil of Summer
11%inclusion4 decks38 decks
5%synergy
Fell the Profane
10%inclusion9 decks86 decks
2%synergy
Withering Torment
10%inclusion8 decks77 decks
3%synergy
Redirect Lightning
10%inclusion3 decks31 decks
3%synergy
Corrupted Conviction
9.3%inclusion8 decks86 decks
5%synergy
Pyroblast
8.3%inclusion3 decks36 decks
3%synergy
Red Elemental Blast
8.3%inclusion3 decks36 decks
2%synergy
Rakdos Charm
8.3%inclusion3 decks36 decks
-7%synergy
Chaos Warp
8.3%inclusion3 decks36 decks
-21%synergy
Sudden Spoiling
8.1%inclusion7 decks86 decks
7%synergy
Saw in Half
8.1%inclusion7 decks86 decks
4%synergy
Cabal Ritual
8.1%inclusion7 decks86 decks
3%synergy
Go for the Throat
8.1%inclusion7 decks86 decks
2%synergy
Force of Vigor
7.9%inclusion3 decks38 decks
5%synergy
Krosan Grip
7.9%inclusion3 decks38 decks
3%synergy
Chord of Calling
7.9%inclusion3 decks38 decks
3%synergy
Nature's Claim
7.9%inclusion3 decks38 decks
1%synergy
Hero's Downfall
7.0%inclusion6 decks86 decks
5%synergy
Snuff Out
5.8%inclusion5 decks86 decks
2%synergy
Sorceries
Black Sun's Zenith
53%inclusion46 decks86 decks
52%synergy
Nature's Lore
42%inclusion16 decks38 decks
11%synergy
Reanimate
41%inclusion35 decks86 decks
22%synergy
Farseek
37%inclusion14 decks38 decks
1%synergy
Three Visits
34%inclusion13 decks38 decks
10%synergy
Persist
34%inclusion29 decks86 decks
31%synergy
Soul Immolation
31%inclusion9 decks29 decks
30%synergy
Toxic Deluge
29%inclusion25 decks86 decks
11%synergy
Victimize
26%inclusion22 decks86 decks
13%synergy
Kodama's Reach
24%inclusion9 decks38 decks
-3%synergy
Cultivate
21%inclusion8 decks38 decks
-21%synergy
Diabolic Intent
20%inclusion17 decks86 decks
12%synergy
Feed the Swarm
20%inclusion17 decks86 decks
4%synergy
Aberrant Return
20%inclusion9 decks46 decks
18%synergy
Rampant Growth
18%inclusion7 decks38 decks
-14%synergy
Damnation
17%inclusion15 decks86 decks
11%synergy
Blasphemous Act
17%inclusion6 decks36 decks
-17%synergy
Incremental Blight
15%inclusion13 decks86 decks
15%synergy
Exsanguinate
14%inclusion12 decks86 decks
7%synergy
Night's Whisper
14%inclusion12 decks86 decks
5%synergy
Torment of Hailfire
12%inclusion10 decks86 decks
8%synergy
Living Death
12%inclusion10 decks86 decks
6%synergy
Sign in Blood
12%inclusion10 decks86 decks
3%synergy
Bubbling Muck
10%inclusion9 decks86 decks
9%synergy
Burning Curiosity
10%inclusion3 decks31 decks
9%synergy
Mutilate
9.3%inclusion8 decks86 decks
8%synergy
Darkness Descends
8.9%inclusion4 decks45 decks
8%synergy
Eventide's Shadow
8.7%inclusion4 decks46 decks
8%synergy
Faithless Looting
8.3%inclusion3 decks36 decks
-7%synergy
Grim Tutor
8.1%inclusion7 decks86 decks
4%synergy
Diabolic Tutor
8.1%inclusion7 decks86 decks
3%synergy
Read the Bones
8.1%inclusion7 decks86 decks
2%synergy
Buried Alive
8.1%inclusion7 decks86 decks
2%synergy
Blasphemous Edict
8.0%inclusion6 decks75 decks
2%synergy
Triumph of the Hordes
7.9%inclusion3 decks38 decks
5%synergy
Eldritch Evolution
7.9%inclusion3 decks38 decks
4%synergy
Bala Ged Recovery
7.9%inclusion3 decks38 decks
0%synergy
Decree of Pain
7.0%inclusion6 decks86 decks
5%synergy
Agadeem's Awakening
7.0%inclusion6 decks86 decks
4%synergy
Unearth
5.8%inclusion5 decks86 decks
3%synergy
Rise of the Dark Realms
5.8%inclusion5 decks86 decks
1%synergy
Utility Artifacts
Skullclamp
36%inclusion31 decks86 decks
25%synergy
Jet Medallion
34%inclusion29 decks86 decks
30%synergy
Blasting Station
30%inclusion26 decks86 decks
30%synergy
Lightning Greaves
29%inclusion25 decks86 decks
4%synergy
Cauldron of Souls
28%inclusion24 decks86 decks
28%synergy
Contagion Clasp
24%inclusion21 decks86 decks
23%synergy
Contagion Engine
23%inclusion20 decks86 decks
22%synergy
Swiftfoot Boots
23%inclusion20 decks86 decks
-4%synergy
Bontu's Monument
15%inclusion13 decks86 decks
13%synergy
Altar of the Brood
10%inclusion9 decks86 decks
9%synergy
The Darkness Crystal
9.2%inclusion6 decks65 decks
6%synergy
The Great Henge
7.9%inclusion3 decks38 decks
-2%synergy
The Ozolith
7.0%inclusion6 decks86 decks
3%synergy
Sensei's Divining Top
7.0%inclusion6 decks86 decks
2%synergy
Wishclaw Talisman
5.8%inclusion5 decks86 decks
1%synergy
Wayfarer's Bauble
5.8%inclusion5 decks86 decks
-2%synergy
Enchantments
Goblin Bombardment
53%inclusion19 decks36 decks
47%synergy
Blowfly Infestation
52%inclusion45 decks86 decks
51%synergy
Rhythm of the Wild
47%inclusion14 decks30 decks
25%synergy
All Will Be One
39%inclusion14 decks36 decks
37%synergy
Bastion of Remembrance
38%inclusion33 decks86 decks
32%synergy
Grave Venerations
30%inclusion14 decks46 decks
28%synergy
The Meathook Massacre
29%inclusion25 decks86 decks
24%synergy
Black Market
27%inclusion23 decks86 decks
23%synergy
Grave Pact
27%inclusion23 decks86 decks
22%synergy
Phyrexian Arena
27%inclusion23 decks86 decks
11%synergy
Retribution of the Ancients
24%inclusion21 decks86 decks
24%synergy
Crumbling Ashes
24%inclusion21 decks86 decks
24%synergy
Dictate of Erebos
19%inclusion16 decks86 decks
16%synergy
Animate Dead
19%inclusion16 decks86 decks
10%synergy
Doubling Season
13%inclusion5 decks38 decks
3%synergy
Parallel Lives
11%inclusion4 decks38 decks
4%synergy
Phyrexian Reclamation
10%inclusion9 decks86 decks
7%synergy
Puca's Covenant
9.4%inclusion3 decks32 decks
8%synergy
Attrition
9.3%inclusion8 decks86 decks
9%synergy
Hollowmurk Siege
8.8%inclusion3 decks34 decks
6%synergy
The Sibsig Ceremony
8.7%inclusion6 decks69 decks
8%synergy
Impact Tremors
8.3%inclusion3 decks36 decks
-1%synergy
Thran Vigil
8.1%inclusion7 decks86 decks
8%synergy
Sylvan Library
7.9%inclusion3 decks38 decks
-1%synergy
Funeral Room // Awakening Hall
7.7%inclusion6 decks78 decks
6%synergy
Glistening Oil
7.0%inclusion6 decks86 decks
7%synergy
Open the Graves
7.0%inclusion6 decks86 decks
6%synergy
Heartless Summoning
7.0%inclusion6 decks86 decks
6%synergy
Revel in Riches
7.0%inclusion6 decks86 decks
4%synergy
Necromancy
5.8%inclusion5 decks86 decks
3%synergy
Black Market Connections
5.8%inclusion5 decks86 decks
-6%synergy
Planeswalkers
Vraska, Betrayal's Sting
13%inclusion11 decks86 decks
11%synergy
Liliana, Dreadhorde General
7.0%inclusion6 decks86 decks
3%synergy
Liliana of the Dark Realms
5.8%inclusion5 decks86 decks
4%synergy
Utility Lands
Cabal Coffers
45%inclusion39 decks86 decks
36%synergy
Urborg, Tomb of Yawgmoth
42%inclusion36 decks86 decks
33%synergy
Phyrexian Tower
37%inclusion32 decks86 decks
28%synergy
Bojuka Bog
34%inclusion29 decks86 decks
4%synergy
Nesting Grounds
29%inclusion25 decks86 decks
27%synergy
Boseiju, Who Endures
29%inclusion11 decks38 decks
10%synergy
Reliquary Tower
24%inclusion21 decks86 decks
-5%synergy
Cabal Stronghold
22%inclusion19 decks86 decks
19%synergy
Nykthos, Shrine to Nyx
21%inclusion18 decks86 decks
16%synergy
Takenuma, Abandoned Mire
17%inclusion15 decks86 decks
9%synergy
Yavimaya, Cradle of Growth
16%inclusion14 decks86 decks
8%synergy
Witch's Cottage
15%inclusion13 decks86 decks
12%synergy
Karn's Bastion
13%inclusion11 decks86 decks
8%synergy
Castle Locthwain
12%inclusion10 decks86 decks
8%synergy
Ifnir Deadlands
9.3%inclusion8 decks86 decks
9%synergy
Command Beacon
9.3%inclusion8 decks86 decks
4%synergy
War Room
9.3%inclusion8 decks86 decks
4%synergy
Susur Secundi, Void Altar
8.8%inclusion5 decks57 decks
6%synergy
Lavaclaw Reaches
8.3%inclusion3 decks36 decks
7%synergy
Barren Moor
8.1%inclusion7 decks86 decks
5%synergy
Rogue's Passage
8.1%inclusion7 decks86 decks
-12%synergy
Shifting Woodland
7.9%inclusion3 decks38 decks
1%synergy
Crypt of Agadeem
7.0%inclusion6 decks86 decks
5%synergy
Grasping Dunes
5.8%inclusion5 decks86 decks
6%synergy
Westvale Abbey
5.8%inclusion5 decks86 decks
4%synergy
Thespian's Stage
5.8%inclusion5 decks86 decks
3%synergy
Mana Artifacts
Sol Ring
91%inclusion78 decks86 decks
7%synergy
Arcane Signet
72%inclusion62 decks86 decks
0%synergy
Talisman of Resilience
32%inclusion12 decks38 decks
19%synergy
Talisman of Indulgence
31%inclusion11 decks36 decks
3%synergy
Fellwar Stone
19%inclusion16 decks86 decks
-2%synergy
Mind Stone
17%inclusion15 decks86 decks
3%synergy
Rakdos Signet
17%inclusion6 decks36 decks
-8%synergy
Talisman of Impulse
13%inclusion4 decks30 decks
3%synergy
Wickersmith's Tools
13%inclusion6 decks46 decks
13%synergy
Thought Vessel
12%inclusion10 decks86 decks
-6%synergy
The Soul Stone
11%inclusion6 decks57 decks
6%synergy
Charcoal Diamond
8.1%inclusion7 decks86 decks
4%synergy
Golgari Signet
7.9%inclusion3 decks38 decks
-2%synergy
Crowded Crypt
7.0%inclusion6 decks86 decks
6%synergy
Caged Sun
5.8%inclusion5 decks86 decks
4%synergy
Lands
Overgrown Tomb
79%inclusion30 decks38 decks
38%synergy
Blood Crypt
69%inclusion25 decks36 decks
31%synergy
Woodland Cemetery
61%inclusion23 decks38 decks
28%synergy
Stomping Ground
60%inclusion18 decks30 decks
19%synergy
Smoldering Marsh
58%inclusion21 decks36 decks
25%synergy
Dragonskull Summit
56%inclusion20 decks36 decks
21%synergy
Cinder Glade
50%inclusion15 decks30 decks
12%synergy
Command Tower
48%inclusion41 decks86 decks
-27%synergy
Ziatora's Proving Ground
43%inclusion13 decks30 decks
17%synergy
Rootbound Crag
43%inclusion13 decks30 decks
15%synergy
Vernal Fen
42%inclusion14 decks33 decks
33%synergy
Undergrowth Stadium
42%inclusion16 decks38 decks
19%synergy
Llanowar Wastes
32%inclusion12 decks38 decks
5%synergy
Luxury Suite
31%inclusion11 decks36 decks
7%synergy
Spire Garden
27%inclusion8 decks30 decks
5%synergy
Sulfurous Springs
25%inclusion9 decks36 decks
1%synergy
Verdant Catacombs
24%inclusion21 decks86 decks
14%synergy
Deathcap Glade
24%inclusion9 decks38 decks
11%synergy
Twilight Mire
24%inclusion9 decks38 decks
10%synergy
Savage Lands
23%inclusion7 decks30 decks
2%synergy
Exotic Orchard
23%inclusion20 decks86 decks
-13%synergy
Bloodstained Mire
22%inclusion19 decks86 decks
11%synergy
Wooded Foothills
21%inclusion18 decks86 decks
10%synergy
Rakdos Carnarium
19%inclusion7 decks36 decks
8%synergy
Nurturing Peatland
18%inclusion7 decks38 decks
14%synergy
Underground Mortuary
18%inclusion7 decks38 decks
6%synergy
Golgari Rot Farm
18%inclusion7 decks38 decks
2%synergy
Thornspire Verge
17%inclusion5 decks30 decks
8%synergy
Haunted Ridge
17%inclusion6 decks36 decks
0%synergy
Karplusan Forest
17%inclusion5 decks30 decks
-4%synergy
Wastewood Verge
15%inclusion5 decks34 decks
7%synergy
Blazemire Verge
14%inclusion5 decks35 decks
3%synergy
Raucous Theater
14%inclusion5 decks36 decks
4%synergy
Tainted Peak
14%inclusion5 decks36 decks
3%synergy
Cragcrown Pathway
13%inclusion4 decks30 decks
7%synergy
Commercial District
13%inclusion4 decks30 decks
4%synergy
Rockfall Vale
13%inclusion4 decks30 decks
-8%synergy
Blightstep Pathway
11%inclusion4 decks36 decks
3%synergy
Graven Cairns
11%inclusion4 decks36 decks
1%synergy
Shadowblood Ridge
11%inclusion4 decks36 decks
-1%synergy
Badlands
11%inclusion4 decks36 decks
-2%synergy
Foreboding Ruins
11%inclusion4 decks36 decks
-4%synergy
Blooming Marsh
11%inclusion4 decks38 decks
6%synergy
Darkbore Pathway
11%inclusion4 decks38 decks
4%synergy
Tainted Wood
11%inclusion4 decks38 decks
-3%synergy
Bayou
11%inclusion4 decks38 decks
-3%synergy
Forbidden Orchard
10%inclusion9 decks86 decks
8%synergy
Myriad Landscape
10%inclusion9 decks86 decks
-5%synergy
Gruul Turf
10%inclusion3 decks30 decks
-4%synergy
Fabled Passage
9.3%inclusion8 decks86 decks
0%synergy