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%inclusion559 decks2.58K decks
Sephiroth, Fabled SOLDIER
0.1%inclusion15 decks18.2K decks
Yawgmoth, Thran Physician
0.0%inclusion1 decks6.26K decks
Imskir Iron-Eater
0.0%inclusion1 decks4.77K decks
Ayara, First of Locthwain
0.0%inclusion1 decks6.06K decks
Maralen of the Mornsong
0.0%inclusion1 decks2.19K decks
New Cards
Realm of Koh
1.7%inclusion5 decks288 decks
1%synergy
Joo Dee, One of Many
1.7%inclusion5 decks292 decks
1%synergy
Planetarium of Wan Shi Tong
1.5%inclusion5 decks328 decks
1%synergy
Koh, the Face Stealer
1.4%inclusion4 decks288 decks
1%synergy
Bitterbloom Bearer
1.2%inclusion6 decks511 decks
1%synergy
High Synergy Cards
Sensei's Divining Top
94%inclusion542 decks578 decks
89%synergy
Aetherflux Reservoir
90%inclusion522 decks578 decks
87%synergy
Blood Pet
81%inclusion469 decks578 decks
80%synergy
Lavaspur Boots
80%inclusion465 decks578 decks
79%synergy
Scheming Symmetry
80%inclusion461 decks578 decks
78%synergy
Death Cultist
78%inclusion448 decks578 decks
77%synergy
Tendrils of Agony
77%inclusion446 decks578 decks
77%synergy
Cabal Ritual
80%inclusion463 decks578 decks
75%synergy
Culling the Weak
79%inclusion456 decks578 decks
75%synergy
Viscera Seer
82%inclusion473 decks578 decks
74%synergy
Top Cards
Dark Ritual
98%inclusion565 decks578 decks
73%synergy
Lightning Greaves
92%inclusion532 decks578 decks
67%synergy
Jet Medallion
70%inclusion407 decks578 decks
67%synergy
Beseech the Mirror
64%inclusion370 decks578 decks
61%synergy
Wishclaw Talisman
62%inclusion358 decks578 decks
57%synergy
Professor Onyx
61%inclusion353 decks578 decks
60%synergy
Reanimate
61%inclusion353 decks578 decks
42%synergy
Crashing Drawbridge
60%inclusion346 decks578 decks
58%synergy
Defense Grid
59%inclusion339 decks578 decks
58%synergy
Swiftfoot Boots
58%inclusion338 decks578 decks
31%synergy
Game Changers
Vampiric Tutor
70%inclusion406 decks578 decks
55%synergy
Necropotence
65%inclusion374 decks578 decks
59%synergy
Demonic Tutor
62%inclusion359 decks578 decks
42%synergy
Ancient Tomb
58%inclusion334 decks578 decks
48%synergy
Imperial Seal
53%inclusion309 decks578 decks
48%synergy
Chrome Mox
53%inclusion309 decks578 decks
47%synergy
Mana Vault
53%inclusion307 decks578 decks
47%synergy
Orcish Bowmasters
52%inclusion299 decks578 decks
43%synergy
Bolas's Citadel
48%inclusion278 decks578 decks
40%synergy
Opposition Agent
48%inclusion275 decks578 decks
42%synergy
Creatures
Boggart Trawler
56%inclusion324 decks578 decks
52%synergy
Dauthi Voidwalker
53%inclusion308 decks578 decks
47%synergy
Doom Whisperer
53%inclusion306 decks578 decks
51%synergy
Sheoldred, the Apocalypse
53%inclusion305 decks578 decks
47%synergy
Ornithopter
42%inclusion242 decks578 decks
40%synergy
Blood Artist
41%inclusion238 decks578 decks
30%synergy
Memnite
35%inclusion200 decks578 decks
34%synergy
Crypt Ghast
35%inclusion200 decks578 decks
30%synergy
Phyrexian Walker
33%inclusion192 decks578 decks
33%synergy
K'rrik, Son of Yawgmoth
31%inclusion179 decks578 decks
29%synergy
Shard of the Nightbringer
28%inclusion159 decks578 decks
27%synergy
Bloodthirsty Conqueror
27%inclusion155 decks578 decks
23%synergy
Hoarding Broodlord
26%inclusion152 decks578 decks
24%synergy
Enduring Tenacity
25%inclusion147 decks578 decks
22%synergy
Vito, Thorn of the Dusk Rose
24%inclusion140 decks578 decks
19%synergy
Shield Sphere
23%inclusion134 decks578 decks
23%synergy
Zulaport Cutthroat
23%inclusion134 decks578 decks
15%synergy
Diamond Lion
23%inclusion133 decks578 decks
23%synergy
Vilis, Broker of Blood
21%inclusion123 decks578 decks
18%synergy
Sephiroth, Fabled SOLDIER
21%inclusion122 decks578 decks
19%synergy
Warren Soultrader
20%inclusion116 decks578 decks
15%synergy
Ancient Cellarspawn
19%inclusion107 decks578 decks
17%synergy
Ayara, First of Locthwain
18%inclusion105 decks578 decks
15%synergy
Overeager Apprentice
18%inclusion104 decks578 decks
18%synergy
Diamond Mare
18%inclusion104 decks578 decks
18%synergy
Basal Thrull
16%inclusion95 decks578 decks
16%synergy
Wandering Archaic
16%inclusion90 decks578 decks
14%synergy
Creeping Bloodsucker
15%inclusion88 decks578 decks
13%synergy
Faerie Dreamthief
15%inclusion84 decks578 decks
14%synergy
Gravecrawler
13%inclusion77 decks578 decks
10%synergy
Woe Strider
13%inclusion76 decks578 decks
11%synergy
Marauding Blight-Priest
13%inclusion76 decks578 decks
10%synergy
Soldevi Adnate
13%inclusion75 decks578 decks
12%synergy
Barrier of Bones
12%inclusion69 decks578 decks
12%synergy
Shambling Ghast
12%inclusion69 decks578 decks
11%synergy
Greedy Freebooter
12%inclusion69 decks578 decks
11%synergy
Carrion Feeder
11%inclusion66 decks578 decks
7%synergy
Noxious Gearhulk
11%inclusion63 decks578 decks
8%synergy
Biblioplex Assistant
10%inclusion60 decks578 decks
10%synergy
Cauldron Familiar
10%inclusion60 decks578 decks
9%synergy
Haunt of the Dead Marshes
10%inclusion59 decks578 decks
10%synergy
Bloodletter of Aclazotz
10%inclusion59 decks578 decks
7%synergy
Blood Vassal
10%inclusion57 decks578 decks
10%synergy
Dread Presence
9.2%inclusion53 decks578 decks
8%synergy
Inquisitive Puppet
9.0%inclusion52 decks578 decks
9%synergy
Twilight Prophet
8.5%inclusion49 decks578 decks
5%synergy
Basal Sliver
8.1%inclusion47 decks578 decks
8%synergy
Kokusho, the Evening Star
7.6%inclusion44 decks578 decks
6%synergy
Braids, Arisen Nightmare
7.6%inclusion44 decks578 decks
0%synergy
Varragoth, Bloodsky Sire
7.4%inclusion43 decks578 decks
6%synergy
Instants
Fell the Profane
67%inclusion386 decks578 decks
58%synergy
Insidious Dreams
55%inclusion316 decks578 decks
54%synergy
Deadly Rollick
54%inclusion312 decks578 decks
40%synergy
Saw in Half
42%inclusion244 decks578 decks
38%synergy
Imp's Mischief
41%inclusion237 decks578 decks
37%synergy
Malakir Rebirth
38%inclusion217 decks578 decks
29%synergy
Rain of Filth
37%inclusion215 decks578 decks
36%synergy
Sacrifice
34%inclusion199 decks578 decks
33%synergy
Withering Torment
34%inclusion196 decks578 decks
26%synergy
Dismember
29%inclusion169 decks578 decks
26%synergy
Tainted Pact
27%inclusion155 decks578 decks
23%synergy
Entomb
25%inclusion146 decks578 decks
18%synergy
Cut Down
23%inclusion131 decks578 decks
22%synergy
Slaughter Pact
18%inclusion106 decks578 decks
18%synergy
Snuff Out
18%inclusion102 decks578 decks
14%synergy
Consuming Corruption
17%inclusion101 decks578 decks
16%synergy
Infernal Grasp
14%inclusion83 decks578 decks
7%synergy
Fatal Push
13%inclusion78 decks578 decks
12%synergy
Defile
13%inclusion78 decks578 decks
10%synergy
Not Dead After All
12%inclusion71 decks578 decks
9%synergy
Hagra Mauling
10%inclusion57 decks578 decks
8%synergy
Mausoleum Secrets
7.8%inclusion45 decks578 decks
7%synergy
Feign Death
7.8%inclusion45 decks578 decks
6%synergy
Go for the Throat
7.1%inclusion41 decks578 decks
0%synergy
Deadly Dispute
7.1%inclusion41 decks578 decks
-5%synergy
Archenemy's Charm
6.9%inclusion40 decks578 decks
5%synergy
Demonic Consultation
5.7%inclusion33 decks578 decks
2%synergy
Crypt Incursion
5.4%inclusion31 decks578 decks
5%synergy
Soul Shatter
5.0%inclusion29 decks578 decks
2%synergy
Sorceries
Doomsday
56%inclusion324 decks578 decks
55%synergy
Feed the Swarm
54%inclusion312 decks578 decks
37%synergy
Chain of Smog
50%inclusion291 decks578 decks
49%synergy
Diabolic Intent
48%inclusion279 decks578 decks
40%synergy
Toxic Deluge
44%inclusion254 decks578 decks
26%synergy
Praetor's Grasp
43%inclusion251 decks578 decks
41%synergy
Grim Tutor
42%inclusion242 decks578 decks
38%synergy
Cruel Tutor
40%inclusion230 decks578 decks
39%synergy
Agadeem's Awakening
38%inclusion221 decks578 decks
35%synergy
Insatiable Avarice
32%inclusion186 decks578 decks
29%synergy
Peer into the Abyss
31%inclusion177 decks578 decks
28%synergy
Yawgmoth's Will
28%inclusion163 decks578 decks
27%synergy
Dark Petition
26%inclusion149 decks578 decks
25%synergy
Profane Tutor
26%inclusion148 decks578 decks
24%synergy
Exsanguinate
21%inclusion120 decks578 decks
14%synergy
Bubbling Muck
19%inclusion111 decks578 decks
18%synergy
Night's Whisper
16%inclusion95 decks578 decks
7%synergy
Sign in Blood
15%inclusion86 decks578 decks
6%synergy
Diabolic Tutor
13%inclusion73 decks578 decks
7%synergy
Damnation
11%inclusion65 decks578 decks
5%synergy
Persist
11%inclusion62 decks578 decks
9%synergy
Unmarked Grave
10%inclusion55 decks578 decks
7%synergy
Black Sun's Zenith
9.3%inclusion54 decks578 decks
8%synergy
Zof Consumption
8.0%inclusion46 decks578 decks
8%synergy
Pelakka Predation
6.9%inclusion40 decks578 decks
7%synergy
Torment of Hailfire
5.7%inclusion33 decks578 decks
2%synergy
Blood Tithe
5.5%inclusion32 decks578 decks
5%synergy
Victimize
5.4%inclusion31 decks578 decks
-7%synergy
Utility Artifacts
The One Ring
44%inclusion252 decks578 decks
35%synergy
Conqueror's Flail
36%inclusion209 decks578 decks
35%synergy
Codex Shredder
35%inclusion204 decks578 decks
35%synergy
Bontu's Monument
35%inclusion200 decks578 decks
33%synergy
Scroll Rack
33%inclusion193 decks578 decks
32%synergy
Ghoulcaller's Bell
31%inclusion181 decks578 decks
31%synergy
Manifold Key
31%inclusion180 decks578 decks
30%synergy
Conjurer's Bauble
24%inclusion138 decks578 decks
24%synergy
Pyxis of Pandemonium
23%inclusion131 decks578 decks
23%synergy
Wand of Vertebrae
21%inclusion120 decks578 decks
21%synergy
Demon's Horn
20%inclusion117 decks578 decks
20%synergy
The Darkness Crystal
19%inclusion110 decks578 decks
16%synergy
Voltaic Key
17%inclusion98 decks578 decks
16%synergy
Prism Ring
13%inclusion77 decks578 decks
13%synergy
Mishra's Bauble
13%inclusion76 decks578 decks
12%synergy
Grinding Station
13%inclusion74 decks578 decks
12%synergy
Altar of Dementia
12%inclusion71 decks578 decks
10%synergy
Phyrexian Altar
12%inclusion70 decks578 decks
9%synergy
Golem's Heart
11%inclusion65 decks578 decks
11%synergy
Ashnod's Altar
11%inclusion64 decks578 decks
5%synergy
The Endstone
9.3%inclusion54 decks578 decks
9%synergy
Brainstone
9.2%inclusion53 decks578 decks
9%synergy
Staff of the Death Magus
8.7%inclusion50 decks578 decks
8%synergy
Candy Trail
8.5%inclusion49 decks578 decks
8%synergy
Commander's Plate
8.1%inclusion47 decks578 decks
6%synergy
Urza's Bauble
6.1%inclusion35 decks578 decks
5%synergy
Moonsilver Key
6.1%inclusion35 decks578 decks
5%synergy
Tormod's Crypt
5.5%inclusion32 decks578 decks
5%synergy
Whispersilk Cloak
5.2%inclusion30 decks578 decks
2%synergy
Enchantments
Heartless Summoning
42%inclusion244 decks578 decks
41%synergy
Animate Dead
35%inclusion202 decks578 decks
26%synergy
Exquisite Blood
27%inclusion155 decks578 decks
22%synergy
Sanguine Bond
22%inclusion127 decks578 decks
17%synergy
Black Market Connections
18%inclusion106 decks578 decks
6%synergy
Phyrexian Arena
17%inclusion98 decks578 decks
1%synergy
The Meathook Massacre
16%inclusion93 decks578 decks
11%synergy
Necromancy
15%inclusion86 decks578 decks
12%synergy
Font of Agonies
12%inclusion67 decks578 decks
11%synergy
Dance of the Dead
11%inclusion65 decks578 decks
10%synergy
Kaya's Ghostform
9.2%inclusion53 decks578 decks
5%synergy
Bloodchief Ascension
9.0%inclusion52 decks578 decks
5%synergy
Bastion of Remembrance
5.4%inclusion31 decks578 decks
-1%synergy
Planeswalkers
Tezzeret, Cruel Captain
52%inclusion301 decks578 decks
50%synergy
Liliana Vess
15%inclusion84 decks578 decks
14%synergy
Ugin, Eye of the Storms
11%inclusion62 decks578 decks
10%synergy
Utility Lands
Urborg, Tomb of Yawgmoth
62%inclusion360 decks578 decks
53%synergy
Phyrexian Tower
60%inclusion348 decks578 decks
51%synergy
Hall of the Bandit Lord
59%inclusion342 decks578 decks
59%synergy
Urza's Saga
50%inclusion291 decks578 decks
43%synergy
Crystal Vein
50%inclusion290 decks578 decks
49%synergy
City of Traitors
40%inclusion232 decks578 decks
39%synergy
Vault of Whispers
37%inclusion216 decks578 decks
33%synergy
Peat Bog
33%inclusion190 decks578 decks
32%synergy
Cabal Coffers
32%inclusion186 decks578 decks
22%synergy
Nykthos, Shrine to Nyx
29%inclusion169 decks578 decks
24%synergy
Takenuma, Abandoned Mire
28%inclusion164 decks578 decks
20%synergy
Emergence Zone
24%inclusion141 decks578 decks
22%synergy
Shizo, Death's Storehouse
22%inclusion126 decks578 decks
17%synergy
Lake of the Dead
21%inclusion123 decks578 decks
21%synergy
Ebon Stronghold
20%inclusion118 decks578 decks
20%synergy
Bojuka Bog
20%inclusion113 decks578 decks
-10%synergy
Rogue's Passage
19%inclusion110 decks578 decks
-1%synergy
Command Beacon
14%inclusion83 decks578 decks
9%synergy
Swarmyard
13%inclusion76 decks578 decks
12%synergy
Cabal Stronghold
12%inclusion71 decks578 decks
9%synergy
Witch's Cottage
10%inclusion57 decks578 decks
6%synergy
War Room
8.8%inclusion51 decks578 decks
3%synergy
The Black Gate
8.5%inclusion49 decks578 decks
6%synergy
Reliquary Tower
8.3%inclusion48 decks578 decks
-22%synergy
Inventors' Fair
7.8%inclusion45 decks578 decks
4%synergy
Spymaster's Vault
7.4%inclusion43 decks578 decks
5%synergy
Castle Locthwain
7.4%inclusion43 decks578 decks
3%synergy
Midgar, City of Mako
5.9%inclusion34 decks578 decks
2%synergy
Mortuary Mire
5.9%inclusion34 decks578 decks
2%synergy
Mana Artifacts
Sol Ring
96%inclusion556 decks578 decks
12%synergy
Arcane Signet
90%inclusion519 decks578 decks
18%synergy
Lotus Petal
69%inclusion400 decks578 decks
62%synergy
Fellwar Stone
54%inclusion310 decks578 decks
33%synergy
The Soul Stone
50%inclusion291 decks578 decks
46%synergy
Mox Opal
49%inclusion283 decks578 decks
45%synergy
Grim Monolith
42%inclusion240 decks578 decks
39%synergy
Lion's Eye Diamond
40%inclusion232 decks578 decks
38%synergy
Mox Diamond
39%inclusion228 decks578 decks
35%synergy
Mox Amber
34%inclusion195 decks578 decks
29%synergy
Chromatic Star
31%inclusion182 decks578 decks
31%synergy
Mind Stone
31%inclusion182 decks578 decks
17%synergy
Chromatic Sphere
31%inclusion180 decks578 decks
31%synergy
Jeweled Amulet
31%inclusion180 decks578 decks
31%synergy
Everflowing Chalice
22%inclusion129 decks578 decks
18%synergy
Springleaf Drum
21%inclusion119 decks578 decks
18%synergy
Thought Vessel
16%inclusion90 decks578 decks
-2%synergy
Paradise Mantle
7.8%inclusion45 decks578 decks
7%synergy
Charcoal Diamond
7.3%inclusion42 decks578 decks
3%synergy
Lotus Bloom
6.4%inclusion37 decks578 decks
6%synergy
Commander's Sphere
5.4%inclusion31 decks578 decks
-7%synergy
Lands
Gemstone Caverns
53%inclusion306 decks578 decks
48%synergy
Bloodstained Mire
50%inclusion289 decks578 decks
39%synergy
Polluted Delta
50%inclusion287 decks578 decks
38%synergy
Verdant Catacombs
48%inclusion280 decks578 decks
38%synergy
Marsh Flats
48%inclusion277 decks578 decks
37%synergy
Cavern of Souls
44%inclusion254 decks578 decks
37%synergy
Prismatic Vista
41%inclusion237 decks578 decks
36%synergy
Talon Gates of Madara
22%inclusion126 decks578 decks
19%synergy
Daily Bugle Building
7.8%inclusion45 decks578 decks
7%synergy
Mana Confluence
7.8%inclusion45 decks578 decks
1%synergy
Command Tower
7.6%inclusion44 decks578 decks
-67%synergy
City of Brass
6.4%inclusion37 decks578 decks
-1%synergy
Plaza of Heroes
5.9%inclusion34 decks578 decks
3%synergy
Demolition Field
5.5%inclusion32 decks578 decks
2%synergy