Mortuary
Cauldron Familiar
Altar of Dementia
Gwenom, Remorseless

   Prerequisites

What do I need to start this combo?
Cauldron Familiar in hand or in your library (Cauldron Familiar on top of your library in your library).
All other permanents on the battlefield.
You have a life total of at least 2 if Cauldron Familiar is on top of your library.
Gwenom has attacked this turn.
if Cauldron Familiar is in your hand available

   Steps

How does this combo work?
1
Cast Cauldron Familiar either from your hand or from the top of your library by paying or 1 life respectively.
2
When Cauldron Familiar enters, it triggers, causing each opponent to lose 1 life and you to gain 1 life.
3
Activate Altar of Dementia by sacrificing Cauldron Familiar.
4
When Cauldron Familiar dies, Mortuary triggers, putting Cauldron Familiar from your graveyard onto the top of your library.
5
Resolve the Altar of Dementia ability.
6
Repeat.

   Results

What do I get from this combo?
Infinite LTB
Infinite ETB
Infinite sacrifice triggers
Infinite death triggers
Infinite lifegain triggers
Infinite storm count
Infinite lifeloss
Gwenom, Remorseless
0.9%inclusion23 decks2.56K decks
New Cards
Joo Dee, One of Many
20%inclusion1 decks5 decks
18%synergy
High Synergy Cards
Death Cultist
96%inclusion22 decks23 decks
95%synergy
Sensei's Divining Top
100%inclusion23 decks23 decks
92%synergy
Aetherflux Reservoir
91%inclusion21 decks23 decks
81%synergy
Viscera Seer
96%inclusion22 decks23 decks
79%synergy
Umbral Collar Zealot
78%inclusion18 decks23 decks
70%synergy
Culling the Weak
83%inclusion19 decks23 decks
68%synergy
Blood Pet
70%inclusion16 decks23 decks
61%synergy
Lavaspur Boots
61%inclusion14 decks23 decks
59%synergy
Tendrils of Agony
61%inclusion14 decks23 decks
58%synergy
Sheoldred, the Apocalypse
65%inclusion15 decks23 decks
50%synergy
Top Cards
Dark Ritual
100%inclusion23 decks23 decks
34%synergy
Gray Merchant of Asphodel
91%inclusion21 decks23 decks
40%synergy
Lightning Greaves
83%inclusion19 decks23 decks
49%synergy
Swiftfoot Boots
78%inclusion18 decks23 decks
47%synergy
Blood Artist
70%inclusion16 decks23 decks
38%synergy
Cabal Ritual
65%inclusion15 decks23 decks
47%synergy
Deadly Rollick
61%inclusion14 decks23 decks
37%synergy
Reanimate
61%inclusion14 decks23 decks
22%synergy
Zulaport Cutthroat
57%inclusion13 decks23 decks
34%synergy
Bontu's Monument
57%inclusion13 decks23 decks
29%synergy
Game Changers
The One Ring
57%inclusion13 decks23 decks
47%synergy
Vampiric Tutor
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35%synergy
Ancient Tomb
48%inclusion11 decks23 decks
36%synergy
Mana Vault
43%inclusion10 decks23 decks
37%synergy
Imperial Seal
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36%synergy
Necropotence
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28%synergy
Chrome Mox
35%inclusion8 decks23 decks
29%synergy
Lion's Eye Diamond
30%inclusion7 decks23 decks
29%synergy
Opposition Agent
30%inclusion7 decks23 decks
21%synergy
Mox Diamond
26%inclusion6 decks23 decks
22%synergy
Creatures
Gravecrawler
52%inclusion12 decks23 decks
39%synergy
Serrated Scorpion
48%inclusion11 decks23 decks
45%synergy
Carrion Feeder
48%inclusion11 decks23 decks
37%synergy
Warren Soultrader
43%inclusion10 decks23 decks
31%synergy
Memnite
35%inclusion8 decks23 decks
34%synergy
Ornithopter
35%inclusion8 decks23 decks
33%synergy
Crashing Drawbridge
35%inclusion8 decks23 decks
33%synergy
Sephiroth, Fabled SOLDIER
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30%synergy
Doom Whisperer
30%inclusion7 decks23 decks
27%synergy
Forsaken Miner
30%inclusion7 decks23 decks
23%synergy
Boggart Trawler
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22%synergy
Orcish Bowmasters
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17%synergy
Dauthi Voidwalker
30%inclusion7 decks23 decks
15%synergy
Fear of Lost Teeth
26%inclusion6 decks23 decks
25%synergy
Phyrexian Walker
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25%synergy
Susurian Voidborn
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23%synergy
Woe Strider
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22%synergy
Pitiless Plunderer
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8%synergy
Ayara, First of Locthwain
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0%synergy
Overeager Apprentice
22%inclusion5 decks23 decks
21%synergy
Shard of the Nightbringer
22%inclusion5 decks23 decks
17%synergy
Greedy Freebooter
22%inclusion5 decks23 decks
16%synergy
Vilis, Broker of Blood
22%inclusion5 decks23 decks
8%synergy
K'rrik, Son of Yawgmoth
22%inclusion5 decks23 decks
3%synergy
Crypt Ghast
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-27%synergy
Ancient Cellarspawn
17%inclusion4 decks23 decks
15%synergy
Hoarding Broodlord
17%inclusion4 decks23 decks
13%synergy
Vengeful Bloodwitch
17%inclusion4 decks23 decks
12%synergy
Qarsi Sadist
13%inclusion3 decks23 decks
13%synergy
Foulmire Knight
13%inclusion3 decks23 decks
12%synergy
Basal Thrull
13%inclusion3 decks23 decks
12%synergy
Walking Ballista
13%inclusion3 decks23 decks
11%synergy
Al Bhed Salvagers
13%inclusion3 decks23 decks
10%synergy
Deathgreeter
13%inclusion3 decks23 decks
9%synergy
Shambling Ghast
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8%synergy
Mikaeus, the Unhallowed
13%inclusion3 decks23 decks
5%synergy
Instants
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48%inclusion11 decks23 decks
47%synergy
Fell the Profane
43%inclusion10 decks23 decks
25%synergy
Saw in Half
35%inclusion8 decks23 decks
27%synergy
Malakir Rebirth
35%inclusion8 decks23 decks
12%synergy
Infernal Grasp
35%inclusion8 decks23 decks
10%synergy
Withering Torment
35%inclusion8 decks23 decks
3%synergy
Entomb
30%inclusion7 decks23 decks
19%synergy
Defile
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-7%synergy
Sacrifice
26%inclusion6 decks23 decks
21%synergy
Dismember
26%inclusion6 decks23 decks
15%synergy
Tainted Pact
22%inclusion5 decks23 decks
21%synergy
Imp's Mischief
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-2%synergy
Rain of Filth
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15%synergy
Fatal Push
17%inclusion4 decks23 decks
14%synergy
Go for the Throat
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-6%synergy
Deadly Dispute
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-7%synergy
Cut Down
13%inclusion3 decks23 decks
9%synergy
Hagra Mauling
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8%synergy
Songs of the Damned
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8%synergy
Feign Death
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5%synergy
Sorceries
Scheming Symmetry
52%inclusion12 decks23 decks
48%synergy
Diabolic Intent
48%inclusion11 decks23 decks
33%synergy
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20%synergy
Doomsday
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43%synergy
Beseech the Mirror
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37%synergy
Insatiable Avarice
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31%synergy
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-8%synergy
Sign in Blood
39%inclusion9 decks23 decks
3%synergy
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39%inclusion9 decks23 decks
2%synergy
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35%inclusion8 decks23 decks
23%synergy
Night's Whisper
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10%synergy
Agadeem's Awakening
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23%synergy
Peer into the Abyss
26%inclusion6 decks23 decks
15%synergy
Praetor's Grasp
22%inclusion5 decks23 decks
18%synergy
Dark Petition
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18%synergy
Profane Tutor
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17%synergy
Chain of Smog
22%inclusion5 decks23 decks
17%synergy
Diabolic Tutor
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7%synergy
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6%synergy
Blasphemous Edict
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5%synergy
Zof Consumption
17%inclusion4 decks23 decks
17%synergy
Blood Tithe
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16%synergy
Cruel Tutor
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12%synergy
Pelakka Predation
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12%synergy
Profane Transfusion
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11%synergy
Buried Alive
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1%synergy
Damnation
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Utility Artifacts
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-8%synergy
Phyrexian Altar
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31%synergy
Bolas's Citadel
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10%synergy
Golem's Heart
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35%synergy
Ashnod's Altar
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15%synergy
Wishclaw Talisman
30%inclusion7 decks23 decks
24%synergy
Defense Grid
26%inclusion6 decks23 decks
24%synergy
Scroll Rack
22%inclusion5 decks23 decks
21%synergy
Ghoulcaller's Bell
22%inclusion5 decks23 decks
21%synergy
Codex Shredder
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20%synergy
Whispersilk Cloak
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16%synergy
Conqueror's Flail
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17%synergy
Voltaic Key
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16%synergy
Pact Weapon
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15%synergy
Demon's Horn
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13%synergy
Brainstone
13%inclusion3 decks23 decks
13%synergy
Conjurer's Bauble
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13%synergy
Prism Ring
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11%synergy
Wayfarer's Bauble
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-3%synergy
The Darkness Crystal
13%inclusion3 decks23 decks
-7%synergy
Enchantments
Bastion of Remembrance
35%inclusion8 decks23 decks
19%synergy
The Meathook Massacre
26%inclusion6 decks23 decks
9%synergy
Animate Dead
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8%synergy
Phyrexian Arena
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-14%synergy
Kaya's Ghostform
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7%synergy
Sanguine Bond
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5%synergy
Exquisite Blood
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4%synergy
Black Market Connections
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-6%synergy
Haunted Crossroads
13%inclusion3 decks23 decks
13%synergy
Planeswalkers
Tezzeret, Cruel Captain
26%inclusion6 decks23 decks
25%synergy
Professor Onyx
22%inclusion5 decks23 decks
16%synergy
Utility Lands
Nykthos, Shrine to Nyx
39%inclusion9 decks23 decks
9%synergy
Urborg, Tomb of Yawgmoth
39%inclusion9 decks23 decks
1%synergy
Cabal Coffers
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-20%synergy
Crystal Vein
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28%synergy
Vault of Whispers
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25%synergy
Urza's Saga
30%inclusion7 decks23 decks
22%synergy
Phyrexian Tower
30%inclusion7 decks23 decks
6%synergy
Hall of the Bandit Lord
26%inclusion6 decks23 decks
25%synergy
Peat Bog
22%inclusion5 decks23 decks
20%synergy
Rogue's Passage
22%inclusion5 decks23 decks
3%synergy
City of Traitors
17%inclusion4 decks23 decks
16%synergy
Swarmyard
17%inclusion4 decks23 decks
12%synergy
Lake of the Dead
17%inclusion4 decks23 decks
12%synergy
Command Beacon
17%inclusion4 decks23 decks
9%synergy
War Room
17%inclusion4 decks23 decks
1%synergy
Homeward Path
13%inclusion3 decks23 decks
11%synergy
Emergence Zone
13%inclusion3 decks23 decks
10%synergy
Spymaster's Vault
13%inclusion3 decks23 decks
3%synergy
Shizo, Death's Storehouse
13%inclusion3 decks23 decks
3%synergy
Witch's Cottage
13%inclusion3 decks23 decks
-12%synergy
Mana Artifacts
Sol Ring
100%inclusion23 decks23 decks
14%synergy
Arcane Signet
78%inclusion18 decks23 decks
16%synergy
Lotus Petal
57%inclusion13 decks23 decks
49%synergy
Fellwar Stone
57%inclusion13 decks23 decks
42%synergy
Mox Opal
43%inclusion10 decks23 decks
40%synergy
Mind Stone
43%inclusion10 decks23 decks
13%synergy
Thought Vessel
35%inclusion8 decks23 decks
8%synergy
Mox Amber
30%inclusion7 decks23 decks
26%synergy
The Soul Stone
30%inclusion7 decks23 decks
18%synergy
Basalt Monolith
22%inclusion5 decks23 decks
20%synergy
Grim Monolith
22%inclusion5 decks23 decks
19%synergy
Charcoal Diamond
17%inclusion4 decks23 decks
-6%synergy
Chromatic Sphere
13%inclusion3 decks23 decks
13%synergy
Jeweled Amulet
13%inclusion3 decks23 decks
12%synergy
Commander's Sphere
13%inclusion3 decks23 decks
4%synergy
Lands
Marsh Flats
57%inclusion13 decks23 decks
53%synergy
Polluted Delta
52%inclusion12 decks23 decks
49%synergy
Bloodstained Mire
52%inclusion12 decks23 decks
49%synergy
Verdant Catacombs
48%inclusion11 decks23 decks
45%synergy
Gemstone Caverns
35%inclusion8 decks23 decks
30%synergy
Cavern of Souls
35%inclusion8 decks23 decks
28%synergy
Talon Gates of Madara
22%inclusion5 decks23 decks
20%synergy
Fabled Passage
17%inclusion4 decks23 decks
16%synergy
Prismatic Vista
17%inclusion4 decks23 decks
15%synergy