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
1.8%inclusion35 decks2K decks
Auntie Ool, Cursewretch
0.2%inclusion24 decks13.8K decks
Hapatra, Vizier of Poisons
0.1%inclusion7 decks5.75K decks
The Reaper, King No More
0.1%inclusion6 decks4.32K decks
The Scorpion God
0.1%inclusion4 decks2.70K decks
Massacre Girl, Known Killer
0.0%inclusion2 decks6.13K decks
Yawgmoth, Thran Physician
0.0%inclusion2 decks6.63K decks
Rakdos, the Muscle
0.0%inclusion1 decks5.65K decks
Sidisi, Undead Vizier
0.1%inclusion1 decks689 decks
Obeka, Splitter of Seconds
0.0%inclusion1 decks18K decks
Sidisi, Regent of the Mire
0.1%inclusion1 decks699 decks
Meren of Clan Nel Toth
0.0%inclusion1 decks20.4K decks
Ardyn, the Usurper
0.0%inclusion1 decks3.01K decks
Skeleton Ship
0.1%inclusion1 decks1.13K decks
Muldrotha, the Gravetide
0.0%inclusion1 decks22.9K decks
New Cards
Tainted Treats
7.7%inclusion1 decks13 decks
7%synergy
Pain 101
4.8%inclusion1 decks21 decks
4%synergy
Super Shredder
1.9%inclusion1 decks53 decks
1%synergy
High Synergy Cards
Devoted Druid
82%inclusion32 decks39 decks
79%synergy
The Scorpion God
78%inclusion28 decks36 decks
77%synergy
Channeler Initiate
74%inclusion29 decks39 decks
74%synergy
Hapatra, Vizier of Poisons
74%inclusion29 decks39 decks
73%synergy
Everlasting Torment
72%inclusion26 decks36 decks
71%synergy
Flourishing Defenses
72%inclusion28 decks39 decks
71%synergy
Ignoble Hierarch
93%inclusion28 decks30 decks
68%synergy
Obelisk Spider
69%inclusion27 decks39 decks
68%synergy
Yawgmoth, Thran Physician
69%inclusion61 decks88 decks
66%synergy
The Reaper, King No More
70%inclusion21 decks30 decks
65%synergy
Top Cards
Assassin's Trophy
72%inclusion28 decks39 decks
41%synergy
Phyrexian Altar
68%inclusion60 decks88 decks
65%synergy
Dread Tiller
67%inclusion22 decks33 decks
63%synergy
Murderous Redcap
64%inclusion23 decks36 decks
62%synergy
Blood Artist
64%inclusion56 decks88 decks
52%synergy
Ashnod's Altar
63%inclusion55 decks88 decks
56%synergy
Wickerbough Elder
62%inclusion24 decks39 decks
61%synergy
Kulrath Knight
58%inclusion21 decks36 decks
57%synergy
Nest of Scarabs
57%inclusion50 decks88 decks
56%synergy
Quillspike
56%inclusion22 decks39 decks
56%synergy
Game Changers
Demonic Tutor
35%inclusion31 decks88 decks
16%synergy
Vampiric Tutor
26%inclusion23 decks88 decks
12%synergy
Worldly Tutor
26%inclusion10 decks39 decks
14%synergy
Bolas's Citadel
15%inclusion13 decks88 decks
7%synergy
Necropotence
9.1%inclusion8 decks88 decks
4%synergy
Ancient Tomb
6.8%inclusion6 decks88 decks
-2%synergy
Creatures
Sinister Gnarlbark
55%inclusion27 decks49 decks
53%synergy
Village Pillagers
55%inclusion17 decks31 decks
53%synergy
Zulaport Cutthroat
52%inclusion46 decks88 decks
44%synergy
Evolution Sage
51%inclusion20 decks39 decks
45%synergy
Viscera Seer
50%inclusion44 decks88 decks
42%synergy
Putrid Goblin
48%inclusion42 decks88 decks
47%synergy
Grumgully, the Generous
47%inclusion14 decks30 decks
45%synergy
Puppeteer Clique
47%inclusion41 decks88 decks
45%synergy
Skinrender
45%inclusion40 decks88 decks
45%synergy
Scuzzback Scrounger
45%inclusion13 decks29 decks
43%synergy
Necroskitter
43%inclusion38 decks88 decks
42%synergy
Birds of Paradise
41%inclusion16 decks39 decks
14%synergy
Pitiless Plunderer
41%inclusion36 decks88 decks
32%synergy
Generous Patron
38%inclusion15 decks39 decks
37%synergy
Massacre Girl, Known Killer
36%inclusion32 decks88 decks
35%synergy
Gray Merchant of Asphodel
36%inclusion32 decks88 decks
28%synergy
Soul Snuffers
35%inclusion31 decks88 decks
35%synergy
Walking Ballista
35%inclusion31 decks88 decks
33%synergy
Ayara, First of Locthwain
35%inclusion31 decks88 decks
32%synergy
Carrion Feeder
35%inclusion31 decks88 decks
31%synergy
Grim Poppet
34%inclusion30 decks88 decks
34%synergy
Persistent Constrictor
33%inclusion26 decks79 decks
32%synergy
Triskelion
32%inclusion28 decks88 decks
31%synergy
Crypt Ghast
31%inclusion27 decks88 decks
26%synergy
Dawnhand Dissident
29%inclusion14 decks49 decks
27%synergy
Oft-Nabbed Goat
29%inclusion14 decks49 decks
27%synergy
Plague Belcher
28%inclusion25 decks88 decks
27%synergy
Tatterkite
27%inclusion24 decks88 decks
27%synergy
Dusk Urchins
25%inclusion22 decks88 decks
25%synergy
Spitting Dilophosaurus
25%inclusion22 decks88 decks
24%synergy
Midnight Banshee
25%inclusion22 decks88 decks
24%synergy
Lingering Tormentor
24%inclusion21 decks88 decks
24%synergy
Eternal Witness
23%inclusion9 decks39 decks
7%synergy
Maha, Its Feathers Night
23%inclusion19 decks83 decks
21%synergy
Gravecrawler
23%inclusion20 decks88 decks
19%synergy
Soulstinger
20%inclusion18 decks88 decks
20%synergy
Lesser Masticore
20%inclusion18 decks88 decks
20%synergy
Grim Haruspex
20%inclusion18 decks88 decks
18%synergy
Syr Konrad, the Grim
20%inclusion18 decks88 decks
12%synergy
Auntie Ool, Cursewretch
20%inclusion6 decks30 decks
19%synergy
Hexing Squelcher
19%inclusion6 decks31 decks
11%synergy
Warren Soultrader
19%inclusion17 decks88 decks
14%synergy
Moonshadow
19%inclusion9 decks47 decks
18%synergy
Cinderhaze Wretch
18%inclusion16 decks88 decks
18%synergy
Fleshbag Marauder
18%inclusion16 decks88 decks
15%synergy
Solemn Simulacrum
18%inclusion16 decks88 decks
6%synergy
Rendclaw Trow
18%inclusion7 decks39 decks
18%synergy
Glissa Sunslayer
18%inclusion7 decks39 decks
13%synergy
Llanowar Elves
18%inclusion7 decks39 decks
-2%synergy
High Perfect Morcant
18%inclusion6 decks34 decks
16%synergy
Instants
Terminate
47%inclusion17 decks36 decks
28%synergy
Dark Ritual
39%inclusion34 decks88 decks
14%synergy
Beast Within
31%inclusion12 decks39 decks
-3%synergy
Putrefy
28%inclusion11 decks39 decks
12%synergy
Heroic Intervention
28%inclusion11 decks39 decks
-2%synergy
Deflecting Swat
28%inclusion10 decks36 decks
11%synergy
Abrupt Decay
26%inclusion10 decks39 decks
16%synergy
Deadly Rollick
22%inclusion19 decks88 decks
8%synergy
Deadly Dispute
20%inclusion18 decks88 decks
8%synergy
Village Rites
19%inclusion17 decks88 decks
10%synergy
Entomb
18%inclusion16 decks88 decks
11%synergy
Grim Affliction
17%inclusion15 decks88 decks
16%synergy
Culling the Weak
17%inclusion15 decks88 decks
13%synergy
Atomize
15%inclusion6 decks39 decks
11%synergy
Infernal Grasp
15%inclusion13 decks88 decks
7%synergy
Malakir Rebirth
14%inclusion12 decks88 decks
5%synergy
Defile
13%inclusion11 decks88 decks
9%synergy
Withering Torment
11%inclusion9 decks79 decks
4%synergy
Tragic Slip
11%inclusion10 decks88 decks
8%synergy
Fell the Profane
11%inclusion10 decks88 decks
2%synergy
First Day of Class
11%inclusion4 decks36 decks
11%synergy
Fire Covenant
11%inclusion4 decks36 decks
9%synergy
Hapatra's Mark
10%inclusion4 decks39 decks
10%synergy
Veil of Summer
10%inclusion4 decks39 decks
5%synergy
Redirect Lightning
10%inclusion3 decks31 decks
3%synergy
Corrupted Conviction
9.1%inclusion8 decks88 decks
5%synergy
Cabal Ritual
9.1%inclusion8 decks88 decks
4%synergy
Rakdos Charm
8.3%inclusion3 decks36 decks
-7%synergy
Chaos Warp
8.3%inclusion3 decks36 decks
-21%synergy
Sudden Spoiling
8.0%inclusion7 decks88 decks
6%synergy
Go for the Throat
8.0%inclusion7 decks88 decks
2%synergy
Force of Vigor
7.7%inclusion3 decks39 decks
5%synergy
Golgari Charm
7.7%inclusion3 decks39 decks
3%synergy
Noxious Revival
7.7%inclusion3 decks39 decks
3%synergy
Krosan Grip
7.7%inclusion3 decks39 decks
3%synergy
Chord of Calling
7.7%inclusion3 decks39 decks
2%synergy
Hero's Downfall
6.8%inclusion6 decks88 decks
5%synergy
Saw in Half
6.8%inclusion6 decks88 decks
2%synergy
Snuff Out
5.7%inclusion5 decks88 decks
2%synergy
Imp's Mischief
5.7%inclusion5 decks88 decks
2%synergy
Sorceries
Black Sun's Zenith
55%inclusion48 decks88 decks
53%synergy
Nature's Lore
41%inclusion16 decks39 decks
10%synergy
Reanimate
41%inclusion36 decks88 decks
22%synergy
Farseek
36%inclusion14 decks39 decks
0%synergy
Persist
34%inclusion30 decks88 decks
32%synergy
Three Visits
33%inclusion13 decks39 decks
9%synergy
Soul Immolation
31%inclusion9 decks29 decks
30%synergy
Toxic Deluge
28%inclusion25 decks88 decks
10%synergy
Kodama's Reach
28%inclusion11 decks39 decks
2%synergy
Victimize
27%inclusion24 decks88 decks
15%synergy
Aberrant Return
24%inclusion12 decks49 decks
23%synergy
Cultivate
21%inclusion8 decks39 decks
-22%synergy
Diabolic Intent
19%inclusion17 decks88 decks
12%synergy
Feed the Swarm
19%inclusion17 decks88 decks
4%synergy
Rampant Growth
18%inclusion7 decks39 decks
-15%synergy
Incremental Blight
17%inclusion15 decks88 decks
17%synergy
Damnation
17%inclusion15 decks88 decks
11%synergy
Exsanguinate
15%inclusion13 decks88 decks
8%synergy
Blasphemous Act
14%inclusion5 decks36 decks
-19%synergy
Night's Whisper
14%inclusion12 decks88 decks
4%synergy
Burning Curiosity
13%inclusion4 decks31 decks
12%synergy
Torment of Hailfire
13%inclusion11 decks88 decks
8%synergy
Living Death
13%inclusion11 decks88 decks
7%synergy
Sign in Blood
11%inclusion10 decks88 decks
3%synergy
Bubbling Muck
10%inclusion9 decks88 decks
9%synergy
Eventide's Shadow
10%inclusion5 decks49 decks
9%synergy
Mutilate
9.1%inclusion8 decks88 decks
8%synergy
Diabolic Tutor
9.1%inclusion8 decks88 decks
4%synergy
Blasphemous Edict
9.1%inclusion7 decks77 decks
4%synergy
Darkness Descends
8.3%inclusion4 decks48 decks
8%synergy
Faithless Looting
8.3%inclusion3 decks36 decks
-7%synergy
Grim Tutor
8.0%inclusion7 decks88 decks
4%synergy
Read the Bones
8.0%inclusion7 decks88 decks
2%synergy
Buried Alive
8.0%inclusion7 decks88 decks
2%synergy
Triumph of the Hordes
7.7%inclusion3 decks39 decks
5%synergy
Bala Ged Recovery
7.7%inclusion3 decks39 decks
0%synergy
Decree of Pain
6.8%inclusion6 decks88 decks
4%synergy
Agadeem's Awakening
6.8%inclusion6 decks88 decks
4%synergy
Rise of the Dark Realms
5.7%inclusion5 decks88 decks
1%synergy
Utility Artifacts
Skullclamp
36%inclusion32 decks88 decks
25%synergy
Jet Medallion
34%inclusion30 decks88 decks
30%synergy
Blasting Station
31%inclusion27 decks88 decks
30%synergy
Lightning Greaves
31%inclusion27 decks88 decks
6%synergy
Cauldron of Souls
28%inclusion25 decks88 decks
28%synergy
Contagion Clasp
26%inclusion23 decks88 decks
25%synergy
Contagion Engine
23%inclusion20 decks88 decks
22%synergy
Swiftfoot Boots
23%inclusion20 decks88 decks
-4%synergy
Bontu's Monument
15%inclusion13 decks88 decks
13%synergy
Altar of the Brood
10%inclusion9 decks88 decks
9%synergy
The Darkness Crystal
9.0%inclusion6 decks67 decks
6%synergy
The Great Henge
7.7%inclusion3 decks39 decks
-2%synergy
The Ozolith
6.8%inclusion6 decks88 decks
3%synergy
Sensei's Divining Top
6.8%inclusion6 decks88 decks
2%synergy
Wishclaw Talisman
5.7%inclusion5 decks88 decks
1%synergy
Wayfarer's Bauble
5.7%inclusion5 decks88 decks
-2%synergy
Enchantments
Goblin Bombardment
53%inclusion19 decks36 decks
47%synergy
Blowfly Infestation
52%inclusion46 decks88 decks
51%synergy
Rhythm of the Wild
47%inclusion14 decks30 decks
25%synergy
Bastion of Remembrance
40%inclusion35 decks88 decks
33%synergy
All Will Be One
39%inclusion14 decks36 decks
37%synergy
Grave Venerations
33%inclusion16 decks49 decks
31%synergy
The Meathook Massacre
30%inclusion26 decks88 decks
24%synergy
Black Market
27%inclusion24 decks88 decks
23%synergy
Grave Pact
27%inclusion24 decks88 decks
23%synergy
Phyrexian Arena
26%inclusion23 decks88 decks
11%synergy
Retribution of the Ancients
24%inclusion21 decks88 decks
23%synergy
Crumbling Ashes
24%inclusion21 decks88 decks
23%synergy
Dictate of Erebos
19%inclusion17 decks88 decks
16%synergy
Animate Dead
18%inclusion16 decks88 decks
9%synergy
Doubling Season
15%inclusion6 decks39 decks
5%synergy
Parallel Lives
13%inclusion5 decks39 decks
6%synergy
Phyrexian Reclamation
10%inclusion9 decks88 decks
7%synergy
Attrition
9.1%inclusion8 decks88 decks
8%synergy
Puca's Covenant
9.1%inclusion3 decks33 decks
8%synergy
Funeral Room // Awakening Hall
8.8%inclusion7 decks80 decks
7%synergy
Hollowmurk Siege
8.6%inclusion3 decks35 decks
6%synergy
The Sibsig Ceremony
8.5%inclusion6 decks71 decks
8%synergy
Impact Tremors
8.3%inclusion3 decks36 decks
-1%synergy
Thran Vigil
8.0%inclusion7 decks88 decks
7%synergy
Sylvan Library
7.7%inclusion3 decks39 decks
-1%synergy
Glistening Oil
6.8%inclusion6 decks88 decks
6%synergy
Open the Graves
6.8%inclusion6 decks88 decks
6%synergy
Heartless Summoning
6.8%inclusion6 decks88 decks
6%synergy
Revel in Riches
6.8%inclusion6 decks88 decks
4%synergy
Black Market Connections
6.8%inclusion6 decks88 decks
-5%synergy
Necromancy
5.7%inclusion5 decks88 decks
3%synergy
Planeswalkers
Vraska, Betrayal's Sting
13%inclusion11 decks88 decks
10%synergy
Liliana, Dreadhorde General
6.8%inclusion6 decks88 decks
3%synergy
Liliana, Death Wielder
5.7%inclusion5 decks88 decks
5%synergy
Liliana of the Dark Realms
5.7%inclusion5 decks88 decks
4%synergy
Utility Lands
Cabal Coffers
47%inclusion41 decks88 decks
37%synergy
Urborg, Tomb of Yawgmoth
43%inclusion38 decks88 decks
34%synergy
Phyrexian Tower
38%inclusion33 decks88 decks
28%synergy
Bojuka Bog
33%inclusion29 decks88 decks
3%synergy
Boseiju, Who Endures
31%inclusion12 decks39 decks
12%synergy
Nesting Grounds
30%inclusion26 decks88 decks
27%synergy
Reliquary Tower
25%inclusion22 decks88 decks
-5%synergy
Cabal Stronghold
23%inclusion20 decks88 decks
20%synergy
Nykthos, Shrine to Nyx
22%inclusion19 decks88 decks
16%synergy
Takenuma, Abandoned Mire
18%inclusion16 decks88 decks
10%synergy
Witch's Cottage
17%inclusion15 decks88 decks
14%synergy
Yavimaya, Cradle of Growth
17%inclusion15 decks88 decks
8%synergy
Karn's Bastion
14%inclusion12 decks88 decks
9%synergy
Castle Locthwain
11%inclusion10 decks88 decks
8%synergy
Ifnir Deadlands
10%inclusion9 decks88 decks
10%synergy
Command Beacon
9.1%inclusion8 decks88 decks
4%synergy
War Room
9.1%inclusion8 decks88 decks
3%synergy
Rogue's Passage
9.1%inclusion8 decks88 decks
-11%synergy
Susur Secundi, Void Altar
8.5%inclusion5 decks59 decks
6%synergy
Lavaclaw Reaches
8.3%inclusion3 decks36 decks
7%synergy
Barren Moor
8.0%inclusion7 decks88 decks
5%synergy
Shifting Woodland
7.7%inclusion3 decks39 decks
1%synergy
Grasping Dunes
6.8%inclusion6 decks88 decks
7%synergy
Crypt of Agadeem
6.8%inclusion6 decks88 decks
5%synergy
Westvale Abbey
5.7%inclusion5 decks88 decks
4%synergy
Thespian's Stage
5.7%inclusion5 decks88 decks
3%synergy
Spymaster's Vault
5.7%inclusion5 decks88 decks
3%synergy
Shizo, Death's Storehouse
5.7%inclusion5 decks88 decks
1%synergy
Mana Artifacts
Sol Ring
91%inclusion80 decks88 decks
7%synergy
Arcane Signet
73%inclusion64 decks88 decks
1%synergy
Talisman of Resilience
31%inclusion12 decks39 decks
18%synergy
Talisman of Indulgence
31%inclusion11 decks36 decks
3%synergy
Fellwar Stone
18%inclusion16 decks88 decks
-2%synergy
Mind Stone
17%inclusion15 decks88 decks
3%synergy
Rakdos Signet
17%inclusion6 decks36 decks
-7%synergy
Wickersmith's Tools
14%inclusion7 decks49 decks
14%synergy
Talisman of Impulse
13%inclusion4 decks30 decks
3%synergy
Thought Vessel
11%inclusion10 decks88 decks
-6%synergy
The Soul Stone
10%inclusion6 decks59 decks
6%synergy
Charcoal Diamond
8.0%inclusion7 decks88 decks
4%synergy
Golgari Signet
7.7%inclusion3 decks39 decks
-2%synergy
Crowded Crypt
6.8%inclusion6 decks88 decks
5%synergy
Caged Sun
5.7%inclusion5 decks88 decks
4%synergy
Lands
Overgrown Tomb
77%inclusion30 decks39 decks
36%synergy
Blood Crypt
67%inclusion24 decks36 decks
28%synergy
Stomping Ground
60%inclusion18 decks30 decks
19%synergy
Woodland Cemetery
59%inclusion23 decks39 decks
26%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%inclusion42 decks88 decks
-27%synergy
Undergrowth Stadium
44%inclusion17 decks39 decks
20%synergy
Ziatora's Proving Ground
43%inclusion13 decks30 decks
17%synergy
Rootbound Crag
43%inclusion13 decks30 decks
14%synergy
Vernal Fen
41%inclusion14 decks34 decks
31%synergy
Llanowar Wastes
31%inclusion12 decks39 decks
4%synergy
Luxury Suite
31%inclusion11 decks36 decks
7%synergy
Spire Garden
27%inclusion8 decks30 decks
5%synergy
Verdant Catacombs
25%inclusion22 decks88 decks
14%synergy
Sulfurous Springs
25%inclusion9 decks36 decks
1%synergy
Deathcap Glade
23%inclusion9 decks39 decks
10%synergy
Twilight Mire
23%inclusion9 decks39 decks
9%synergy
Bloodstained Mire
22%inclusion19 decks88 decks
10%synergy
Exotic Orchard
22%inclusion19 decks88 decks
-15%synergy
Underground Mortuary
21%inclusion8 decks39 decks
8%synergy
Wooded Foothills
20%inclusion18 decks88 decks
10%synergy
Savage Lands
20%inclusion6 decks30 decks
-2%synergy
Nurturing Peatland
18%inclusion7 decks39 decks
13%synergy
Thornspire Verge
17%inclusion5 decks30 decks
8%synergy
Rakdos Carnarium
17%inclusion6 decks36 decks
5%synergy
Haunted Ridge
17%inclusion6 decks36 decks
0%synergy
Karplusan Forest
17%inclusion5 decks30 decks
-4%synergy
Golgari Rot Farm
15%inclusion6 decks39 decks
-1%synergy
Wastewood Verge
14%inclusion5 decks35 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
-7%synergy
Darkbore Pathway
13%inclusion5 decks39 decks
6%synergy
Myriad Landscape
11%inclusion10 decks88 decks
-4%synergy
Blightstep Pathway
11%inclusion4 decks36 decks
4%synergy
Canyon Slough
11%inclusion4 decks36 decks
3%synergy
Graven Cairns
11%inclusion4 decks36 decks
1%synergy
Shadowblood Ridge
11%inclusion4 decks36 decks
-1%synergy
Foreboding Ruins
11%inclusion4 decks36 decks
-4%synergy
Blooming Marsh
10%inclusion4 decks39 decks
5%synergy
Tainted Wood
10%inclusion4 decks39 decks
-3%synergy
Forbidden Orchard
10%inclusion9 decks88 decks
8%synergy
Fabled Passage
10%inclusion9 decks88 decks
1%synergy
Marsh Flats
9.1%inclusion8 decks88 decks
-1%synergy
Path of Ancestry
9.1%inclusion8 decks88 decks
-13%synergy