Mortuary
Gray Merchant of Asphodel
Umbral Collar Zealot
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 Umbral Collar Zealot 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 Umbral Collar Zealot 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 lifegain
Infinite lifeloss
Infinite surveil
Gwenom, Remorseless
22%inclusion680 decks3.04K decks
Sephiroth, Fabled SOLDIER
0.1%inclusion29 decks20.6K decks
Witch-king of Angmar
0.1%inclusion1 decks863 decks
Mikaeus, the Unhallowed
0.1%inclusion1 decks1.90K decks
Yawgmoth, Thran Physician
0.0%inclusion1 decks6.45K decks
The Ghoul, Gunslinger
0.1%inclusion1 decks937 decks
Imskir Iron-Eater
0.0%inclusion1 decks4.98K decks
Ayara, First of Locthwain
0.0%inclusion1 decks6.29K decks
Maralen of the Mornsong
0.0%inclusion1 decks2.38K decks
Glarb, Calamity's Augur
0.0%inclusion1 decks19.2K decks
New Cards
Formidable Speaker
100%inclusion1 decks1 decks
97%synergy
Skateboard
23%inclusion7 decks30 decks
23%synergy
Dream Beavers
9.1%inclusion2 decks22 decks
9%synergy
Bitterbloom Bearer
3.1%inclusion20 decks651 decks
1%synergy
Mornsong Aria
2.4%inclusion5 decks210 decks
2%synergy
High Synergy Cards
Sensei's Divining Top
92%inclusion663 decks717 decks
88%synergy
Aetherflux Reservoir
89%inclusion641 decks717 decks
86%synergy
Blood Pet
80%inclusion574 decks717 decks
79%synergy
Lavaspur Boots
79%inclusion565 decks717 decks
78%synergy
Scheming Symmetry
78%inclusion560 decks717 decks
76%synergy
Tendrils of Agony
77%inclusion551 decks717 decks
76%synergy
Death Cultist
76%inclusion544 decks717 decks
76%synergy
Culling the Weak
80%inclusion572 decks717 decks
76%synergy
Cabal Ritual
80%inclusion575 decks717 decks
75%synergy
Viscera Seer
83%inclusion595 decks717 decks
75%synergy
Top Cards
Dark Ritual
97%inclusion699 decks717 decks
73%synergy
Lightning Greaves
90%inclusion645 decks717 decks
65%synergy
Jet Medallion
72%inclusion517 decks717 decks
68%synergy
Beseech the Mirror
63%inclusion453 decks717 decks
60%synergy
Reanimate
63%inclusion452 decks717 decks
44%synergy
Crashing Drawbridge
61%inclusion435 decks717 decks
59%synergy
Wishclaw Talisman
60%inclusion431 decks717 decks
55%synergy
Professor Onyx
59%inclusion423 decks717 decks
58%synergy
Swiftfoot Boots
58%inclusion416 decks717 decks
31%synergy
Defense Grid
57%inclusion406 decks717 decks
56%synergy
Game Changers
Vampiric Tutor
71%inclusion507 decks717 decks
56%synergy
Necropotence
65%inclusion467 decks717 decks
60%synergy
Demonic Tutor
62%inclusion447 decks717 decks
43%synergy
Ancient Tomb
58%inclusion417 decks717 decks
49%synergy
Mana Vault
54%inclusion384 decks717 decks
48%synergy
Chrome Mox
54%inclusion384 decks717 decks
48%synergy
Imperial Seal
52%inclusion376 decks717 decks
47%synergy
Bolas's Citadel
52%inclusion375 decks717 decks
44%synergy
Orcish Bowmasters
51%inclusion367 decks717 decks
43%synergy
Opposition Agent
46%inclusion329 decks717 decks
41%synergy
Creatures
Boggart Trawler
55%inclusion395 decks717 decks
51%synergy
Doom Whisperer
54%inclusion390 decks717 decks
53%synergy
Sheoldred, the Apocalypse
52%inclusion375 decks717 decks
47%synergy
Dauthi Voidwalker
51%inclusion367 decks717 decks
45%synergy
Blood Artist
44%inclusion313 decks717 decks
32%synergy
Ornithopter
41%inclusion296 decks717 decks
39%synergy
Crypt Ghast
37%inclusion267 decks717 decks
32%synergy
Memnite
36%inclusion256 decks717 decks
35%synergy
Phyrexian Walker
33%inclusion237 decks717 decks
32%synergy
K'rrik, Son of Yawgmoth
32%inclusion229 decks717 decks
30%synergy
Shard of the Nightbringer
29%inclusion205 decks717 decks
28%synergy
Bloodthirsty Conqueror
27%inclusion197 decks717 decks
24%synergy
Enduring Tenacity
26%inclusion186 decks717 decks
23%synergy
Hoarding Broodlord
26%inclusion184 decks717 decks
24%synergy
Zulaport Cutthroat
25%inclusion179 decks717 decks
16%synergy
Vito, Thorn of the Dusk Rose
24%inclusion171 decks717 decks
19%synergy
Diamond Lion
24%inclusion170 decks717 decks
24%synergy
Shield Sphere
24%inclusion170 decks717 decks
23%synergy
Warren Soultrader
22%inclusion158 decks717 decks
17%synergy
Ayara, First of Locthwain
20%inclusion146 decks717 decks
17%synergy
Vilis, Broker of Blood
20%inclusion142 decks717 decks
17%synergy
Sephiroth, Fabled SOLDIER
19%inclusion137 decks717 decks
17%synergy
Ancient Cellarspawn
18%inclusion128 decks717 decks
16%synergy
Overeager Apprentice
17%inclusion123 decks717 decks
17%synergy
Diamond Mare
17%inclusion123 decks717 decks
17%synergy
Gravecrawler
16%inclusion113 decks717 decks
12%synergy
Wandering Archaic
16%inclusion112 decks717 decks
14%synergy
Basal Thrull
15%inclusion110 decks717 decks
15%synergy
Creeping Bloodsucker
14%inclusion99 decks717 decks
12%synergy
Woe Strider
14%inclusion98 decks717 decks
12%synergy
Marauding Blight-Priest
13%inclusion96 decks717 decks
11%synergy
Soldevi Adnate
12%inclusion89 decks717 decks
12%synergy
Faerie Dreamthief
12%inclusion88 decks717 decks
12%synergy
Greedy Freebooter
11%inclusion81 decks717 decks
10%synergy
Bloodletter of Aclazotz
11%inclusion81 decks717 decks
8%synergy
Barrier of Bones
11%inclusion80 decks717 decks
11%synergy
Shambling Ghast
11%inclusion80 decks717 decks
10%synergy
Noxious Gearhulk
11%inclusion80 decks717 decks
8%synergy
Carrion Feeder
11%inclusion76 decks717 decks
6%synergy
Blood Vassal
10%inclusion73 decks717 decks
10%synergy
Forsaken Miner
10%inclusion69 decks717 decks
8%synergy
Cauldron Familiar
9.5%inclusion68 decks717 decks
8%synergy
Dread Presence
9.3%inclusion67 decks717 decks
8%synergy
Haunt of the Dead Marshes
9.2%inclusion66 decks717 decks
9%synergy
Braids, Arisen Nightmare
9.2%inclusion66 decks717 decks
2%synergy
Phyrexian Devourer
8.9%inclusion64 decks717 decks
9%synergy
Biblioplex Assistant
8.8%inclusion63 decks717 decks
9%synergy
Pitiless Plunderer
8.2%inclusion59 decks717 decks
0%synergy
Kokusho, the Evening Star
8.1%inclusion58 decks717 decks
7%synergy
Twilight Prophet
8.1%inclusion58 decks717 decks
5%synergy
Instants
Fell the Profane
68%inclusion484 decks717 decks
59%synergy
Deadly Rollick
54%inclusion386 decks717 decks
40%synergy
Insidious Dreams
54%inclusion384 decks717 decks
53%synergy
Imp's Mischief
42%inclusion299 decks717 decks
38%synergy
Saw in Half
40%inclusion290 decks717 decks
36%synergy
Malakir Rebirth
39%inclusion279 decks717 decks
31%synergy
Rain of Filth
36%inclusion255 decks717 decks
35%synergy
Withering Torment
36%inclusion255 decks717 decks
28%synergy
Sacrifice
32%inclusion226 decks717 decks
30%synergy
Dismember
29%inclusion211 decks717 decks
26%synergy
Entomb
27%inclusion191 decks717 decks
20%synergy
Tainted Pact
26%inclusion189 decks717 decks
23%synergy
Cut Down
22%inclusion155 decks717 decks
21%synergy
Snuff Out
18%inclusion129 decks717 decks
15%synergy
Slaughter Pact
17%inclusion121 decks717 decks
16%synergy
Consuming Corruption
17%inclusion120 decks717 decks
15%synergy
Infernal Grasp
14%inclusion101 decks717 decks
7%synergy
Defile
13%inclusion95 decks717 decks
10%synergy
Not Dead After All
12%inclusion84 decks717 decks
9%synergy
Fatal Push
11%inclusion80 decks717 decks
10%synergy
Hagra Mauling
10%inclusion69 decks717 decks
8%synergy
Archenemy's Charm
7.3%inclusion52 decks717 decks
6%synergy
Feign Death
7.1%inclusion51 decks717 decks
5%synergy
Deadly Dispute
7.0%inclusion50 decks717 decks
-5%synergy
Go for the Throat
6.8%inclusion49 decks717 decks
0%synergy
Mausoleum Secrets
6.3%inclusion45 decks717 decks
6%synergy
Flare of Malice
6.1%inclusion44 decks717 decks
4%synergy
Sudden Spoiling
5.9%inclusion42 decks717 decks
4%synergy
Sheoldred's Edict
5.6%inclusion40 decks717 decks
3%synergy
Crypt Incursion
5.2%inclusion37 decks717 decks
4%synergy
Demonic Consultation
5.2%inclusion37 decks717 decks
2%synergy
Sorceries
Doomsday
54%inclusion384 decks717 decks
53%synergy
Feed the Swarm
53%inclusion383 decks717 decks
37%synergy
Chain of Smog
48%inclusion343 decks717 decks
47%synergy
Diabolic Intent
47%inclusion339 decks717 decks
40%synergy
Toxic Deluge
45%inclusion325 decks717 decks
27%synergy
Praetor's Grasp
42%inclusion303 decks717 decks
40%synergy
Grim Tutor
41%inclusion292 decks717 decks
37%synergy
Cruel Tutor
40%inclusion284 decks717 decks
39%synergy
Agadeem's Awakening
39%inclusion277 decks717 decks
36%synergy
Insatiable Avarice
30%inclusion218 decks717 decks
28%synergy
Peer into the Abyss
29%inclusion206 decks717 decks
26%synergy
Yawgmoth's Will
27%inclusion196 decks717 decks
26%synergy
Profane Tutor
26%inclusion187 decks717 decks
24%synergy
Dark Petition
25%inclusion179 decks717 decks
24%synergy
Exsanguinate
21%inclusion154 decks717 decks
15%synergy
Bubbling Muck
19%inclusion138 decks717 decks
18%synergy
Night's Whisper
16%inclusion112 decks717 decks
6%synergy
Sign in Blood
14%inclusion101 decks717 decks
5%synergy
Diabolic Tutor
12%inclusion85 decks717 decks
6%synergy
Damnation
11%inclusion82 decks717 decks
5%synergy
Persist
10%inclusion73 decks717 decks
8%synergy
Unmarked Grave
8.9%inclusion64 decks717 decks
7%synergy
Black Sun's Zenith
8.5%inclusion61 decks717 decks
7%synergy
Zof Consumption
8.2%inclusion59 decks717 decks
8%synergy
Pelakka Predation
7.3%inclusion52 decks717 decks
7%synergy
Victimize
6.1%inclusion44 decks717 decks
-6%synergy
Blood Tithe
5.6%inclusion40 decks717 decks
5%synergy
Torment of Hailfire
5.6%inclusion40 decks717 decks
1%synergy
Beseech the Queen
5.0%inclusion36 decks717 decks
4%synergy
Utility Artifacts
The One Ring
44%inclusion317 decks717 decks
36%synergy
Conqueror's Flail
36%inclusion258 decks717 decks
35%synergy
Codex Shredder
36%inclusion256 decks717 decks
35%synergy
Bontu's Monument
35%inclusion252 decks717 decks
33%synergy
Scroll Rack
33%inclusion236 decks717 decks
32%synergy
Ghoulcaller's Bell
30%inclusion216 decks717 decks
30%synergy
Manifold Key
30%inclusion213 decks717 decks
28%synergy
Conjurer's Bauble
23%inclusion162 decks717 decks
22%synergy
Pyxis of Pandemonium
22%inclusion157 decks717 decks
22%synergy
Wand of Vertebrae
20%inclusion142 decks717 decks
20%synergy
The Darkness Crystal
20%inclusion141 decks717 decks
16%synergy
Demon's Horn
18%inclusion129 decks717 decks
18%synergy
Voltaic Key
16%inclusion117 decks717 decks
15%synergy
Phyrexian Altar
14%inclusion103 decks717 decks
11%synergy
Prism Ring
12%inclusion89 decks717 decks
12%synergy
Ashnod's Altar
12%inclusion89 decks717 decks
6%synergy
Altar of Dementia
12%inclusion86 decks717 decks
10%synergy
Mishra's Bauble
12%inclusion83 decks717 decks
10%synergy
Grinding Station
11%inclusion79 decks717 decks
10%synergy
Golem's Heart
10%inclusion71 decks717 decks
10%synergy
Staff of the Death Magus
9.1%inclusion65 decks717 decks
9%synergy
Brainstone
9.1%inclusion65 decks717 decks
9%synergy
The Endstone
8.6%inclusion62 decks717 decks
8%synergy
Commander's Plate
8.2%inclusion59 decks717 decks
6%synergy
Candy Trail
7.9%inclusion57 decks717 decks
8%synergy
Moonsilver Key
7.0%inclusion50 decks717 decks
6%synergy
Urza's Bauble
5.4%inclusion39 decks717 decks
5%synergy
Tormod's Crypt
5.2%inclusion37 decks717 decks
4%synergy
Skullclamp
5.2%inclusion37 decks717 decks
-6%synergy
Enchantments
Heartless Summoning
40%inclusion285 decks717 decks
39%synergy
Animate Dead
34%inclusion243 decks717 decks
25%synergy
Exquisite Blood
26%inclusion190 decks717 decks
21%synergy
Sanguine Bond
22%inclusion161 decks717 decks
17%synergy
Black Market Connections
19%inclusion138 decks717 decks
7%synergy
Phyrexian Arena
17%inclusion119 decks717 decks
1%synergy
The Meathook Massacre
15%inclusion105 decks717 decks
9%synergy
Necromancy
14%inclusion102 decks717 decks
11%synergy
Font of Agonies
12%inclusion86 decks717 decks
11%synergy
Dance of the Dead
10%inclusion75 decks717 decks
9%synergy
Kaya's Ghostform
9.2%inclusion66 decks717 decks
6%synergy
Bloodchief Ascension
8.2%inclusion59 decks717 decks
4%synergy
Grave Pact
5.2%inclusion37 decks717 decks
1%synergy
Bastion of Remembrance
5.2%inclusion37 decks717 decks
-1%synergy
Planeswalkers
Tezzeret, Cruel Captain
50%inclusion361 decks717 decks
49%synergy
Liliana Vess
16%inclusion115 decks717 decks
15%synergy
Ugin, Eye of the Storms
11%inclusion77 decks717 decks
10%synergy
Utility Lands
Urborg, Tomb of Yawgmoth
63%inclusion454 decks717 decks
54%synergy
Phyrexian Tower
62%inclusion442 decks717 decks
53%synergy
Hall of the Bandit Lord
58%inclusion418 decks717 decks
58%synergy
Urza's Saga
51%inclusion366 decks717 decks
44%synergy
Crystal Vein
49%inclusion348 decks717 decks
48%synergy
City of Traitors
38%inclusion274 decks717 decks
37%synergy
Vault of Whispers
37%inclusion263 decks717 decks
32%synergy
Cabal Coffers
35%inclusion249 decks717 decks
25%synergy
Peat Bog
33%inclusion239 decks717 decks
33%synergy
Nykthos, Shrine to Nyx
31%inclusion219 decks717 decks
25%synergy
Takenuma, Abandoned Mire
30%inclusion216 decks717 decks
21%synergy
Emergence Zone
24%inclusion172 decks717 decks
22%synergy
Shizo, Death's Storehouse
23%inclusion167 decks717 decks
19%synergy
Lake of the Dead
21%inclusion149 decks717 decks
20%synergy
Ebon Stronghold
21%inclusion148 decks717 decks
20%synergy
Rogue's Passage
20%inclusion142 decks717 decks
0%synergy
Bojuka Bog
19%inclusion139 decks717 decks
-10%synergy
Cabal Stronghold
14%inclusion100 decks717 decks
11%synergy
Command Beacon
14%inclusion97 decks717 decks
9%synergy
Swarmyard
12%inclusion87 decks717 decks
11%synergy
Witch's Cottage
10%inclusion71 decks717 decks
7%synergy
Reliquary Tower
9.1%inclusion65 decks717 decks
-21%synergy
War Room
8.5%inclusion61 decks717 decks
3%synergy
The Black Gate
8.2%inclusion59 decks717 decks
6%synergy
Castle Locthwain
7.7%inclusion55 decks717 decks
4%synergy
Midgar, City of Mako
7.1%inclusion51 decks717 decks
3%synergy
Spymaster's Vault
7.0%inclusion50 decks717 decks
4%synergy
Inventors' Fair
6.6%inclusion47 decks717 decks
3%synergy
Mortuary Mire
6.0%inclusion43 decks717 decks
2%synergy
Blast Zone
5.7%inclusion41 decks717 decks
5%synergy
Mana Artifacts
Sol Ring
96%inclusion689 decks717 decks
12%synergy
Arcane Signet
87%inclusion622 decks717 decks
15%synergy
Lotus Petal
68%inclusion490 decks717 decks
61%synergy
The Soul Stone
51%inclusion365 decks717 decks
47%synergy
Fellwar Stone
51%inclusion365 decks717 decks
30%synergy
Mox Opal
48%inclusion343 decks717 decks
43%synergy
Grim Monolith
40%inclusion288 decks717 decks
38%synergy
Lion's Eye Diamond
39%inclusion281 decks717 decks
37%synergy
Mox Diamond
38%inclusion276 decks717 decks
34%synergy
Mind Stone
33%inclusion234 decks717 decks
18%synergy
Mox Amber
32%inclusion231 decks717 decks
28%synergy
Jeweled Amulet
30%inclusion217 decks717 decks
30%synergy
Chromatic Star
30%inclusion214 decks717 decks
29%synergy
Chromatic Sphere
30%inclusion213 decks717 decks
29%synergy
Everflowing Chalice
21%inclusion150 decks717 decks
17%synergy
Springleaf Drum
18%inclusion132 decks717 decks
16%synergy
Thought Vessel
15%inclusion105 decks717 decks
-3%synergy
Lotus Bloom
7.3%inclusion52 decks717 decks
7%synergy
Charcoal Diamond
7.1%inclusion51 decks717 decks
3%synergy
Paradise Mantle
7.0%inclusion50 decks717 decks
6%synergy
Commander's Sphere
5.2%inclusion37 decks717 decks
-7%synergy
Lands
Gemstone Caverns
52%inclusion374 decks717 decks
47%synergy
Bloodstained Mire
49%inclusion353 decks717 decks
38%synergy
Polluted Delta
48%inclusion346 decks717 decks
36%synergy
Verdant Catacombs
47%inclusion339 decks717 decks
36%synergy
Marsh Flats
47%inclusion338 decks717 decks
37%synergy
Cavern of Souls
41%inclusion296 decks717 decks
34%synergy
Prismatic Vista
39%inclusion282 decks717 decks
35%synergy
Talon Gates of Madara
20%inclusion142 decks717 decks
18%synergy
Mana Confluence
7.9%inclusion57 decks717 decks
1%synergy
Daily Bugle Building
7.5%inclusion54 decks717 decks
7%synergy
Command Tower
7.1%inclusion51 decks717 decks
-67%synergy
Plaza of Heroes
5.9%inclusion42 decks717 decks
3%synergy
City of Brass
5.3%inclusion38 decks717 decks
-2%synergy