Mortuary
Gray Merchant of Asphodel
Altar of Dementia
Gwenom, Remorseless

   Prerequisites

What do I need to start this combo?
Gray Merchant of Asphodel in hand or in your library (Gray Merchant of Asphodel on top of your library in your library).
All other permanents on the battlefield.
Your life total is at least 6 if Gray Merchant is on the top of your library, or you have 3 available otherwise.
Gwenom has attacked this turn.

   Steps

How does this combo work?
1
Cast Gray Merchant either from your hand by paying 3 or from the top of your library by paying 5 life.
2
When Gray Merchant enters, it triggers, causing each opponent to lose life equal to your devotion to black and causing you to gain life equal to the life lost this way.
3
Activate Altar of Dementia by sacrificing Gray Merchant.
4
When Gray Merchant dies, Mortuary triggers, putting Gray Merchant 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 mill
Infinite self-mill
Infinite lifegain triggers
Infinite lifegain
Infinite lifeloss
Gwenom, Remorseless
3.4%inclusion119 decks3.55K decks
K'rrik, Son of Yawgmoth
0.0%inclusion2 decks19.3K decks
Spider-Man Noir
0.3%inclusion1 decks298 decks
Braids, Arisen Nightmare
0.0%inclusion1 decks8.14K decks
Henzie "Toolbox" Torre
0.0%inclusion1 decks17.5K decks
Betor, Ancestor's Voice
0.0%inclusion1 decks14.6K decks
Bilbo, Birthday Celebrant
0.0%inclusion1 decks6.61K decks
Glarb, Calamity's Augur
0.0%inclusion1 decks21.1K decks
Mai, Scornful Striker
0.2%inclusion1 decks647 decks
New Cards
Skateboard
23%inclusion7 decks30 decks
23%synergy
Dream Beavers
17%inclusion5 decks29 decks
17%synergy
Death in the Family
3.3%inclusion1 decks30 decks
3%synergy
South Wind Avatar
2.4%inclusion1 decks42 decks
2%synergy
Armaggon, Future Shark
2.3%inclusion1 decks43 decks
2%synergy
High Synergy Cards
Sensei's Divining Top
97%inclusion124 decks128 decks
92%synergy
Aetherflux Reservoir
94%inclusion120 decks128 decks
91%synergy
Culling the Weak
87%inclusion111 decks128 decks
82%synergy
Death Cultist
82%inclusion105 decks128 decks
82%synergy
Blood Pet
81%inclusion104 decks128 decks
80%synergy
Cabal Ritual
83%inclusion106 decks128 decks
78%synergy
Umbral Collar Zealot
80%inclusion102 decks128 decks
77%synergy
Lavaspur Boots
76%inclusion97 decks128 decks
75%synergy
Jet Medallion
77%inclusion99 decks128 decks
74%synergy
Scheming Symmetry
74%inclusion95 decks128 decks
72%synergy
Top Cards
Dark Ritual
95%inclusion122 decks128 decks
71%synergy
Lightning Greaves
89%inclusion114 decks128 decks
64%synergy
Reanimate
77%inclusion98 decks128 decks
57%synergy
Sheoldred, the Apocalypse
69%inclusion88 decks128 decks
64%synergy
Viscera Seer
67%inclusion86 decks128 decks
59%synergy
Beseech the Mirror
66%inclusion84 decks128 decks
62%synergy
Diabolic Intent
65%inclusion83 decks128 decks
57%synergy
Wishclaw Talisman
64%inclusion82 decks128 decks
59%synergy
Feed the Swarm
64%inclusion82 decks128 decks
48%synergy
Insidious Dreams
63%inclusion81 decks128 decks
63%synergy
Game Changers
Vampiric Tutor
76%inclusion97 decks128 decks
61%synergy
Demonic Tutor
72%inclusion92 decks128 decks
53%synergy
Necropotence
69%inclusion88 decks128 decks
64%synergy
Ancient Tomb
64%inclusion82 decks128 decks
55%synergy
Mana Vault
62%inclusion79 decks128 decks
56%synergy
Orcish Bowmasters
60%inclusion77 decks128 decks
52%synergy
Chrome Mox
59%inclusion76 decks128 decks
54%synergy
The One Ring
59%inclusion75 decks128 decks
50%synergy
Imperial Seal
57%inclusion73 decks128 decks
52%synergy
Grim Monolith
52%inclusion67 decks128 decks
50%synergy
Creatures
Bloom Tender
75%inclusion3 decks4 decks
67%synergy
Deathrite Shaman
75%inclusion3 decks4 decks
64%synergy
Birds of Paradise
75%inclusion3 decks4 decks
47%synergy
Dauthi Voidwalker
55%inclusion71 decks128 decks
49%synergy
Opposition Agent
51%inclusion65 decks128 decks
46%synergy
Hoarding Broodlord
48%inclusion61 decks128 decks
46%synergy
Sephiroth, Fabled SOLDIER
45%inclusion57 decks128 decks
42%synergy
Blood Artist
44%inclusion56 decks128 decks
32%synergy
Crashing Drawbridge
42%inclusion54 decks128 decks
41%synergy
Boggart Trawler
38%inclusion48 decks128 decks
34%synergy
Shambling Ghast
37%inclusion47 decks128 decks
36%synergy
Zulaport Cutthroat
35%inclusion45 decks128 decks
27%synergy
Ornithopter
31%inclusion40 decks128 decks
29%synergy
Doom Whisperer
30%inclusion38 decks128 decks
28%synergy
Memnite
28%inclusion36 decks128 decks
27%synergy
Phyrexian Walker
25%inclusion32 decks128 decks
24%synergy
Gravecrawler
25%inclusion32 decks128 decks
21%synergy
Carrion Feeder
25%inclusion32 decks128 decks
21%synergy
Warren Soultrader
25%inclusion32 decks128 decks
19%synergy
Cauldron Familiar
21%inclusion27 decks128 decks
20%synergy
Woe Strider
20%inclusion26 decks128 decks
18%synergy
Crypt Ghast
20%inclusion26 decks128 decks
15%synergy
K'rrik, Son of Yawgmoth
20%inclusion25 decks128 decks
17%synergy
Ayara, First of Locthwain
17%inclusion22 decks128 decks
14%synergy
Vito, Thorn of the Dusk Rose
16%inclusion20 decks128 decks
11%synergy
Forsaken Miner
14%inclusion18 decks128 decks
13%synergy
Diamond Lion
13%inclusion17 decks128 decks
13%synergy
Serrated Scorpion
13%inclusion17 decks128 decks
13%synergy
Kokusho, the Evening Star
13%inclusion17 decks128 decks
12%synergy
Shard of the Nightbringer
13%inclusion16 decks128 decks
12%synergy
Marauding Blight-Priest
13%inclusion16 decks128 decks
10%synergy
Bloodthirsty Conqueror
13%inclusion16 decks128 decks
9%synergy
Overeager Apprentice
12%inclusion15 decks128 decks
12%synergy
Greedy Freebooter
12%inclusion15 decks128 decks
10%synergy
Vilis, Broker of Blood
12%inclusion15 decks128 decks
9%synergy
Shield Sphere
11%inclusion14 decks128 decks
11%synergy
Enduring Tenacity
11%inclusion14 decks128 decks
8%synergy
Basal Thrull
10%inclusion13 decks128 decks
10%synergy
Susurian Voidborn
10%inclusion13 decks128 decks
9%synergy
Vengeful Bloodwitch
10%inclusion13 decks128 decks
8%synergy
Pitiless Plunderer
10%inclusion13 decks128 decks
2%synergy
Soldevi Adnate
8.6%inclusion11 decks128 decks
8%synergy
Ancient Cellarspawn
8.6%inclusion11 decks128 decks
7%synergy
Phyrexian Devourer
7.8%inclusion10 decks128 decks
8%synergy
Walking Ballista
7.8%inclusion10 decks128 decks
5%synergy
Barrier of Bones
7.0%inclusion9 decks128 decks
7%synergy
Fear of Lost Teeth
7.0%inclusion9 decks128 decks
7%synergy
Wandering Archaic
7.0%inclusion9 decks128 decks
6%synergy
Mikaeus, the Unhallowed
7.0%inclusion9 decks128 decks
5%synergy
Glaring Fleshraker
6.3%inclusion8 decks128 decks
5%synergy
Instants
Deadly Rollick
62%inclusion79 decks128 decks
48%synergy
Saw in Half
58%inclusion74 decks128 decks
53%synergy
Sacrifice
54%inclusion69 decks128 decks
53%synergy
Imp's Mischief
50%inclusion64 decks128 decks
46%synergy
Entomb
49%inclusion63 decks128 decks
42%synergy
Rain of Filth
48%inclusion62 decks128 decks
48%synergy
Dismember
45%inclusion58 decks128 decks
42%synergy
Fell the Profane
45%inclusion58 decks128 decks
36%synergy
Cut Down
34%inclusion44 decks128 decks
34%synergy
Slaughter Pact
34%inclusion43 decks128 decks
33%synergy
Malakir Rebirth
26%inclusion33 decks128 decks
18%synergy
Mausoleum Secrets
23%inclusion30 decks128 decks
23%synergy
Tainted Pact
18%inclusion23 decks128 decks
14%synergy
Withering Torment
16%inclusion20 decks128 decks
8%synergy
Snuff Out
15%inclusion19 decks128 decks
11%synergy
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11%inclusion14 decks128 decks
3%synergy
Deadly Dispute
10%inclusion13 decks128 decks
-2%synergy
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Defile
8.6%inclusion11 decks128 decks
6%synergy
Fatal Push
7.8%inclusion10 decks128 decks
7%synergy
Go for the Throat
7.8%inclusion10 decks128 decks
1%synergy
Sorceries
Doomsday
58%inclusion74 decks128 decks
57%synergy
Tendrils of Agony
58%inclusion74 decks128 decks
57%synergy
Chain of Smog
55%inclusion70 decks128 decks
54%synergy
Praetor's Grasp
54%inclusion69 decks128 decks
52%synergy
Grim Tutor
54%inclusion69 decks128 decks
50%synergy
Peer into the Abyss
48%inclusion61 decks128 decks
45%synergy
Yawgmoth's Will
34%inclusion44 decks128 decks
33%synergy
Unmarked Grave
33%inclusion42 decks128 decks
31%synergy
Persist
33%inclusion42 decks128 decks
31%synergy
Toxic Deluge
27%inclusion35 decks128 decks
9%synergy
Cruel Tutor
26%inclusion33 decks128 decks
25%synergy
Agadeem's Awakening
26%inclusion33 decks128 decks
23%synergy
Insatiable Avarice
21%inclusion27 decks128 decks
18%synergy
Dark Petition
19%inclusion24 decks128 decks
18%synergy
Profane Tutor
15%inclusion19 decks128 decks
13%synergy
Bubbling Muck
14%inclusion18 decks128 decks
13%synergy
Exsanguinate
11%inclusion14 decks128 decks
4%synergy
Sign in Blood
10%inclusion13 decks128 decks
1%synergy
Night's Whisper
10%inclusion13 decks128 decks
1%synergy
Diabolic Tutor
8.6%inclusion11 decks128 decks
3%synergy
Zof Consumption
7.8%inclusion10 decks128 decks
8%synergy
Buried Alive
7.8%inclusion10 decks128 decks
2%synergy
Damnation
7.8%inclusion10 decks128 decks
1%synergy
Victimize
7.8%inclusion10 decks128 decks
-5%synergy
Pelakka Predation
6.3%inclusion8 decks128 decks
6%synergy
Beseech the Queen
6.3%inclusion8 decks128 decks
5%synergy
Demonic Counsel
6.3%inclusion8 decks128 decks
4%synergy
Blasphemous Edict
5.5%inclusion7 decks128 decks
0%synergy
Utility Artifacts
Defense Grid
48%inclusion62 decks128 decks
48%synergy
Bolas's Citadel
47%inclusion60 decks128 decks
39%synergy
Scroll Rack
46%inclusion59 decks128 decks
45%synergy
Manifold Key
45%inclusion58 decks128 decks
44%synergy
Swiftfoot Boots
38%inclusion49 decks128 decks
11%synergy
Grinding Station
29%inclusion37 decks128 decks
28%synergy
Bontu's Monument
27%inclusion34 decks128 decks
25%synergy
Phyrexian Altar
27%inclusion34 decks128 decks
23%synergy
Ashnod's Altar
26%inclusion33 decks128 decks
19%synergy
Conqueror's Flail
23%inclusion30 decks128 decks
22%synergy
Codex Shredder
22%inclusion28 decks128 decks
21%synergy
Ghoulcaller's Bell
21%inclusion27 decks128 decks
21%synergy
Voltaic Key
17%inclusion22 decks128 decks
16%synergy
Demon's Horn
13%inclusion16 decks128 decks
12%synergy
Conjurer's Bauble
12%inclusion15 decks128 decks
11%synergy
Golem's Heart
11%inclusion14 decks128 decks
11%synergy
Wand of Vertebrae
10%inclusion13 decks128 decks
10%synergy
Pyxis of Pandemonium
10%inclusion13 decks128 decks
10%synergy
Engineered Explosives
8.6%inclusion11 decks128 decks
9%synergy
Pact Weapon
7.8%inclusion10 decks128 decks
7%synergy
The Darkness Crystal
7.8%inclusion10 decks128 decks
5%synergy
Mishra's Bauble
7.0%inclusion9 decks128 decks
6%synergy
Prism Ring
6.3%inclusion8 decks128 decks
6%synergy
Candy Trail
6.3%inclusion8 decks128 decks
6%synergy
Whispersilk Cloak
6.3%inclusion8 decks128 decks
3%synergy
Brainstone
5.5%inclusion7 decks128 decks
5%synergy
Urza's Bauble
5.5%inclusion7 decks128 decks
5%synergy
Mindcrank
5.5%inclusion7 decks128 decks
4%synergy
Enchantments
Animate Dead
55%inclusion71 decks128 decks
47%synergy
Heartless Summoning
45%inclusion58 decks128 decks
44%synergy
Necromancy
38%inclusion49 decks128 decks
35%synergy
The Meathook Massacre
38%inclusion48 decks128 decks
32%synergy
Dance of the Dead
33%inclusion42 decks128 decks
31%synergy
Exquisite Blood
17%inclusion22 decks128 decks
12%synergy
Black Market Connections
14%inclusion18 decks128 decks
2%synergy
Bastion of Remembrance
13%inclusion16 decks128 decks
6%synergy
Sanguine Bond
10%inclusion13 decks128 decks
5%synergy
Bloodchief Ascension
8.6%inclusion11 decks128 decks
5%synergy
Phyrexian Arena
8.6%inclusion11 decks128 decks
-7%synergy
Kaya's Ghostform
7.8%inclusion10 decks128 decks
4%synergy
Planeswalkers
Professor Onyx
60%inclusion77 decks128 decks
59%synergy
Tezzeret, Cruel Captain
58%inclusion74 decks128 decks
56%synergy
Liliana Vess
12%inclusion15 decks128 decks
11%synergy
Utility Lands
Phyrexian Tower
66%inclusion84 decks128 decks
57%synergy
Urborg, Tomb of Yawgmoth
65%inclusion83 decks128 decks
56%synergy
Hall of the Bandit Lord
61%inclusion78 decks128 decks
60%synergy
Crystal Vein
58%inclusion74 decks128 decks
57%synergy
Urza's Saga
56%inclusion72 decks128 decks
49%synergy
City of Traitors
49%inclusion63 decks128 decks
48%synergy
Vault of Whispers
48%inclusion62 decks128 decks
44%synergy
Emergence Zone
42%inclusion54 decks128 decks
40%synergy
Lake of the Dead
35%inclusion45 decks128 decks
35%synergy
Peat Bog
28%inclusion36 decks128 decks
28%synergy
Nykthos, Shrine to Nyx
23%inclusion29 decks128 decks
17%synergy
Takenuma, Abandoned Mire
22%inclusion28 decks128 decks
13%synergy
Cabal Coffers
20%inclusion26 decks128 decks
11%synergy
Shizo, Death's Storehouse
16%inclusion20 decks128 decks
11%synergy
Ebon Stronghold
15%inclusion19 decks128 decks
15%synergy
Command Beacon
9.4%inclusion12 decks128 decks
4%synergy
Bojuka Bog
9.4%inclusion12 decks128 decks
-20%synergy
Swarmyard
7.8%inclusion10 decks128 decks
6%synergy
Castle Locthwain
7.8%inclusion10 decks128 decks
4%synergy
Rogue's Passage
7.8%inclusion10 decks128 decks
-12%synergy
Spymaster's Vault
7.0%inclusion9 decks128 decks
4%synergy
Cabal Stronghold
7.0%inclusion9 decks128 decks
4%synergy
Blast Zone
6.3%inclusion8 decks128 decks
5%synergy
Witch's Cottage
6.3%inclusion8 decks128 decks
3%synergy
War Room
6.3%inclusion8 decks128 decks
1%synergy
The Black Gate
5.5%inclusion7 decks128 decks
3%synergy
Mana Artifacts
Sol Ring
98%inclusion125 decks128 decks
14%synergy
Arcane Signet
90%inclusion115 decks128 decks
18%synergy
Lotus Petal
77%inclusion99 decks128 decks
70%synergy
Mox Opal
60%inclusion77 decks128 decks
56%synergy
Lion's Eye Diamond
52%inclusion66 decks128 decks
50%synergy
Mox Diamond
52%inclusion66 decks128 decks
47%synergy
Mox Amber
50%inclusion64 decks128 decks
45%synergy
The Soul Stone
49%inclusion63 decks128 decks
45%synergy
Chromatic Sphere
45%inclusion58 decks128 decks
45%synergy
Chromatic Star
44%inclusion56 decks128 decks
43%synergy
Fellwar Stone
39%inclusion50 decks128 decks
19%synergy
Everflowing Chalice
32%inclusion41 decks128 decks
28%synergy
Jeweled Amulet
23%inclusion29 decks128 decks
22%synergy
Mind Stone
22%inclusion28 decks128 decks
8%synergy
Thought Vessel
14%inclusion18 decks128 decks
-3%synergy
Basalt Monolith
12%inclusion15 decks128 decks
9%synergy
Springleaf Drum
11%inclusion14 decks128 decks
9%synergy
Lotus Bloom
7.8%inclusion10 decks128 decks
7%synergy
Commander's Sphere
7.0%inclusion9 decks128 decks
-4%synergy
Lands
Undergrowth Stadium
75%inclusion3 decks4 decks
51%synergy
Polluted Delta
66%inclusion85 decks128 decks
54%synergy
Verdant Catacombs
65%inclusion83 decks128 decks
54%synergy
Bloodstained Mire
65%inclusion83 decks128 decks
54%synergy
Marsh Flats
64%inclusion82 decks128 decks
54%synergy
Gemstone Caverns
63%inclusion80 decks128 decks
57%synergy
Cavern of Souls
57%inclusion73 decks128 decks
50%synergy
Prismatic Vista
48%inclusion62 decks128 decks
44%synergy
Talon Gates of Madara
40%inclusion51 decks128 decks
38%synergy
Command Tower
11%inclusion14 decks128 decks
-63%synergy
Fabled Passage
5.5%inclusion7 decks128 decks
-4%synergy