Horobi, Death's Wail
Shadow Alley Denizen
Ogre Slumlord

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
You have a way to put a black creature onto the battlefield under your control.

   Steps

How does this combo work?
1
Put a black creature onto the battlefield under your control.
2
Shadow Alley Denizen triggers, targeting any nontoken creature an opponent controls.
3
Horobi triggers, destroying the targeted creature.
4
When the creature dies, Ogre Slumlord triggers, creating a 1/1 Rat creature token.
5
Repeat from step 2.

   Results

What do I get from this combo?
Destroy any number of nontoken creatures whenever a black creature enters the battlefield under your control
Destroy any number of nontoken creatures whenever a creature dies
Lock
Rat King, Verminister
0.0%inclusion1 decks3.06K decks
Top Commanders
Horobi, Death's Wail
39%inclusion821 decks2.10K decks
Ayara, First of Locthwain
0.1%inclusion4 decks6.58K decks
Marrow-Gnawer
0.0%inclusion3 decks13.2K decks
King of the Oathbreakers
0.0%inclusion2 decks4.47K decks
Lord Skitter, Sewer King
0.3%inclusion2 decks740 decks
Vren, the Relentless
0.0%inclusion2 decks12.1K decks
Xira, the Golden Sting
0.0%inclusion1 decks2.90K decks
Rev, Tithe Extractor
0.0%inclusion1 decks3.71K decks
Erebos, God of the Dead
0.1%inclusion1 decks1.52K decks
Evelyn, the Covetous
0.0%inclusion1 decks3.94K decks
Sorin of House Markov
0.0%inclusion1 decks6.53K decks
Karumonix, the Rat King
0.0%inclusion1 decks6.44K decks
Mirko, Obsessive Theorist
0.0%inclusion1 decks9.23K decks
Shay Cormac
0.1%inclusion1 decks1.91K decks
Gisa, the Hellraiser
0.0%inclusion1 decks5.86K decks
New Cards
Dissection Practice
15%inclusion4 decks27 decks
15%synergy
Emeritus of Woe
3.8%inclusion1 decks26 decks
1%synergy
Rabid Attack
3.8%inclusion1 decks26 decks
3%synergy
Lecturing Scornmage
3.8%inclusion1 decks26 decks
4%synergy
Melancholic Poet
3.8%inclusion1 decks26 decks
3%synergy
High Synergy Cards
Tetzimoc, Primal Death
89%inclusion755 decks844 decks
89%synergy
Scuttlemutt
82%inclusion690 decks844 decks
82%synergy
Mogis's Marauder
82%inclusion688 decks844 decks
81%synergy
Glaring Spotlight
74%inclusion627 decks844 decks
74%synergy
Harvester of Souls
76%inclusion639 decks844 decks
74%synergy
Tooth of Chiss-Goria
71%inclusion603 decks844 decks
71%synergy
Bloodthirsty Blade
71%inclusion601 decks844 decks
70%synergy
Scale of Chiss-Goria
69%inclusion582 decks844 decks
69%synergy
Cauldron of Souls
68%inclusion578 decks844 decks
68%synergy
Liquimetal Coating
68%inclusion577 decks844 decks
68%synergy
Top Cards
Blood Artist
75%inclusion632 decks844 decks
63%synergy
Morbid Opportunist
72%inclusion605 decks844 decks
64%synergy
Syr Konrad, the Grim
70%inclusion588 decks844 decks
62%synergy
Aphotic Wisps
65%inclusion550 decks844 decks
65%synergy
Retribution of the Ancients
65%inclusion547 decks844 decks
64%synergy
Squee's Toy
64%inclusion538 decks844 decks
64%synergy
Sangromancer
64%inclusion538 decks844 decks
62%synergy
Orc Sureshot
63%inclusion535 decks844 decks
63%synergy
Sign in Blood
63%inclusion529 decks844 decks
54%synergy
Gray Merchant of Asphodel
61%inclusion513 decks844 decks
52%synergy
Game Changers
Demonic Tutor
17%inclusion145 decks844 decks
-2%synergy
Orcish Bowmasters
15%inclusion124 decks844 decks
6%synergy
Vampiric Tutor
12%inclusion104 decks844 decks
-2%synergy
Bolas's Citadel
11%inclusion89 decks844 decks
3%synergy
Necropotence
6.0%inclusion51 decks844 decks
1%synergy
Creatures
Nefashu
61%inclusion512 decks844 decks
61%synergy
Gisa, Glorious Resurrector
59%inclusion498 decks844 decks
58%synergy
Falkenrath Noble
56%inclusion476 decks844 decks
55%synergy
Crypt Ghast
48%inclusion406 decks844 decks
43%synergy
Kaervek, the Punisher
47%inclusion395 decks844 decks
46%synergy
Rathi Trapper
46%inclusion389 decks844 decks
46%synergy
Dread Presence
45%inclusion384 decks844 decks
44%synergy
Massacre Wurm
44%inclusion369 decks844 decks
39%synergy
Hex Parasite
39%inclusion332 decks844 decks
39%synergy
Yahenni, Undying Partisan
38%inclusion320 decks844 decks
35%synergy
Inversion Behemoth
35%inclusion277 decks802 decks
34%synergy
Vashta Nerada
34%inclusion289 decks844 decks
34%synergy
Zulaport Cutthroat
32%inclusion269 decks844 decks
23%synergy
Solemn Simulacrum
30%inclusion256 decks844 decks
18%synergy
Kothophed, Soul Hoarder
29%inclusion241 decks844 decks
28%synergy
Caustic Crawler
27%inclusion230 decks844 decks
27%synergy
Sorceress Queen
27%inclusion224 decks844 decks
26%synergy
Persistent Constrictor
24%inclusion173 decks718 decks
23%synergy
Gisa, the Hellraiser
23%inclusion198 decks844 decks
23%synergy
Mortivore
22%inclusion187 decks844 decks
22%synergy
Sunset Saboteur
21%inclusion80 decks381 decks
21%synergy
Xenic Poltergeist
18%inclusion155 decks844 decks
18%synergy
Shambling Swarm
18%inclusion150 decks844 decks
18%synergy
Leaden Myr
17%inclusion145 decks844 decks
15%synergy
Dauthi Trapper
16%inclusion132 decks844 decks
16%synergy
Sepulchral Primordial
15%inclusion130 decks844 decks
14%synergy
High-Society Hunter
13%inclusion89 decks667 decks
13%synergy
Archpriest of Shadows
13%inclusion112 decks844 decks
12%synergy
Drana, Kalastria Bloodchief
13%inclusion111 decks844 decks
13%synergy
Drivnod, Carnage Dominus
13%inclusion107 decks844 decks
11%synergy
Vilis, Broker of Blood
12%inclusion105 decks844 decks
10%synergy
Scorn-Blade Berserker
11%inclusion96 decks844 decks
11%synergy
Vadmir, New Blood
11%inclusion96 decks844 decks
11%synergy
Barbed Servitor
11%inclusion92 decks844 decks
10%synergy
Burnished Hart
10%inclusion86 decks844 decks
7%synergy
Abyssal Harvester
10%inclusion67 decks661 decks
9%synergy
Dauthi Voidwalker
10%inclusion85 decks844 decks
4%synergy
Vincent Valentine
10%inclusion44 decks447 decks
9%synergy
Fourth Bridge Prowler
10%inclusion81 decks844 decks
9%synergy
Festering Mummy
9.2%inclusion78 decks844 decks
9%synergy
Soul of New Phyrexia
9.1%inclusion77 decks844 decks
9%synergy
Overseer of the Damned
8.8%inclusion74 decks844 decks
8%synergy
Sheoldred, Whispering One
7.2%inclusion61 decks844 decks
3%synergy
K'rrik, Son of Yawgmoth
7.1%inclusion60 decks844 decks
5%synergy
Erebos, God of the Dead
6.8%inclusion57 decks844 decks
6%synergy
Bile-Vial Boggart
6.4%inclusion10 decks157 decks
6%synergy
Deathgreeter
5.8%inclusion49 decks844 decks
5%synergy
Vein Ripper
5.7%inclusion48 decks844 decks
4%synergy
Misery's Shadow
5.6%inclusion47 decks844 decks
5%synergy
Fate Unraveler
5.5%inclusion46 decks844 decks
4%synergy
Instants
Tragic Slip
59%inclusion499 decks844 decks
56%synergy
Dark Ritual
59%inclusion494 decks844 decks
34%synergy
Defile
45%inclusion378 decks844 decks
42%synergy
Subtle Strike
38%inclusion320 decks844 decks
38%synergy
Slice from the Shadows
37%inclusion315 decks844 decks
37%synergy
Lose Hope
35%inclusion295 decks844 decks
35%synergy
Touch of Darkness
34%inclusion288 decks844 decks
34%synergy
Bladebrand
32%inclusion269 decks844 decks
32%synergy
Sugar Rush
28%inclusion233 decks844 decks
27%synergy
Withering Torment
24%inclusion175 decks719 decks
17%synergy
Disfigure
20%inclusion167 decks844 decks
20%synergy
Imp's Mischief
20%inclusion165 decks844 decks
16%synergy
Blood Pact
19%inclusion158 decks844 decks
18%synergy
Darkblast
18%inclusion154 decks844 decks
18%synergy
Thrilling Encore
18%inclusion151 decks844 decks
17%synergy
Consuming Corruption
15%inclusion120 decks809 decks
13%synergy
Black Sun's Twilight
15%inclusion124 decks844 decks
14%synergy
Stab
14%inclusion90 decks659 decks
13%synergy
Wail of the Nim
14%inclusion114 decks844 decks
13%synergy
Fated Return
13%inclusion108 decks844 decks
13%synergy
Gravebind
13%inclusion107 decks844 decks
13%synergy
Rise of the Dread Marn
12%inclusion104 decks844 decks
12%synergy
Sudden Spoiling
12%inclusion104 decks844 decks
11%synergy
Village Rites
11%inclusion97 decks844 decks
2%synergy
Deadly Dispute
10%inclusion86 decks844 decks
-2%synergy
Fungal Infection
10%inclusion83 decks844 decks
10%synergy
Succumb to Temptation
9.0%inclusion76 decks844 decks
9%synergy
Whisper of the Dross
9.0%inclusion76 decks844 decks
8%synergy
Toxin Analysis
8.5%inclusion72 decks844 decks
8%synergy
Wretched Confluence
8.5%inclusion72 decks844 decks
8%synergy
Alchemist's Gift
5.8%inclusion49 decks844 decks
6%synergy
Fell the Profane
5.7%inclusion46 decks811 decks
-3%synergy
Sorceries
Feed the Swarm
52%inclusion437 decks844 decks
36%synergy
Nighthaze
49%inclusion410 decks844 decks
48%synergy
Read the Bones
48%inclusion401 decks844 decks
42%synergy
Profane Command
40%inclusion341 decks844 decks
40%synergy
Night's Whisper
38%inclusion318 decks844 decks
28%synergy
Rise of the Dark Realms
37%inclusion312 decks844 decks
32%synergy
Diabolic Tutor
32%inclusion272 decks844 decks
27%synergy
Reanimate
31%inclusion258 decks844 decks
11%synergy
Cannibalize
21%inclusion180 decks844 decks
21%synergy
Victimize
20%inclusion170 decks844 decks
8%synergy
Beacon of Unrest
19%inclusion163 decks844 decks
19%synergy
Exsanguinate
18%inclusion154 decks844 decks
11%synergy
Bubbling Muck
11%inclusion94 decks844 decks
10%synergy
Ambition's Cost
10%inclusion88 decks844 decks
9%synergy
Toxic Deluge
10%inclusion87 decks844 decks
-8%synergy
Mutilate
10%inclusion84 decks844 decks
9%synergy
Peer into the Abyss
9.2%inclusion78 decks844 decks
7%synergy
Torment of Hailfire
8.8%inclusion74 decks844 decks
5%synergy
Fraying Omnipotence
8.6%inclusion73 decks844 decks
8%synergy
Ancient Craving
8.4%inclusion71 decks844 decks
8%synergy
Dread Return
8.3%inclusion70 decks844 decks
3%synergy
Razaketh's Rite
8.2%inclusion69 decks844 decks
8%synergy
Syphon Mind
7.8%inclusion66 decks844 decks
5%synergy
Insatiable Avarice
7.8%inclusion66 decks844 decks
5%synergy
Damnation
5.6%inclusion47 decks844 decks
-1%synergy
Profane Tutor
5.5%inclusion46 decks844 decks
3%synergy
Beseech the Queen
5.2%inclusion44 decks844 decks
4%synergy
Utility Artifacts
Distorting Lens
56%inclusion469 decks844 decks
56%synergy
Jet Medallion
51%inclusion427 decks844 decks
47%synergy
Staff of Nin
28%inclusion236 decks844 decks
28%synergy
Tower of Coireall
26%inclusion220 decks844 decks
26%synergy
The Darkness Crystal
25%inclusion111 decks450 decks
21%synergy
Mimic Vat
21%inclusion178 decks844 decks
20%synergy
Baton of Morale
20%inclusion172 decks844 decks
20%synergy
Hylda's Crown of Winter
19%inclusion162 decks844 decks
19%synergy
Wayfarer's Bauble
17%inclusion147 decks844 decks
10%synergy
Bontu's Monument
16%inclusion134 decks844 decks
14%synergy
Sacred Armory
15%inclusion126 decks844 decks
15%synergy
Mirage Mirror
15%inclusion125 decks844 decks
14%synergy
Profane Memento
14%inclusion120 decks844 decks
14%synergy
Veilstone Amulet
14%inclusion119 decks844 decks
14%synergy
Shadowspear
14%inclusion115 decks844 decks
10%synergy
Dingus Staff
11%inclusion97 decks844 decks
11%synergy
Jade Monolith
10%inclusion83 decks844 decks
10%synergy
Netherborn Altar
8.9%inclusion75 decks844 decks
9%synergy
The Fire Nation Drill
8.7%inclusion22 decks253 decks
8%synergy
Lightning Greaves
8.5%inclusion72 decks844 decks
-16%synergy
Eldrazi Monument
8.2%inclusion69 decks844 decks
7%synergy
Belbe's Armor
7.9%inclusion67 decks844 decks
8%synergy
Darksteel Garrison
7.9%inclusion67 decks844 decks
8%synergy
Expedition Map
7.5%inclusion63 decks844 decks
5%synergy
Swiftfoot Boots
7.5%inclusion63 decks844 decks
-20%synergy
Vat of Rebirth
6.6%inclusion56 decks844 decks
5%synergy
Icy Manipulator
6.5%inclusion55 decks844 decks
6%synergy
Helm of Chatzuk
6.3%inclusion53 decks844 decks
6%synergy
Nim Deathmantle
5.6%inclusion47 decks844 decks
5%synergy
Enchantments
Black Market
59%inclusion497 decks844 decks
55%synergy
Retreat to Hagra
58%inclusion488 decks844 decks
57%synergy
Nowhere to Run
45%inclusion348 decks778 decks
44%synergy
Phyrexian Arena
42%inclusion356 decks844 decks
27%synergy
Revel in Riches
42%inclusion355 decks844 decks
39%synergy
Grave Betrayal
42%inclusion351 decks844 decks
41%synergy
Phyrexian Reclamation
21%inclusion176 decks844 decks
18%synergy
Greed
16%inclusion136 decks844 decks
15%synergy
Shadows of the Past
15%inclusion128 decks844 decks
15%synergy
Unspeakable Symbol
15%inclusion126 decks844 decks
14%synergy
Gift of Doom
15%inclusion124 decks844 decks
14%synergy
Warlock Class
14%inclusion118 decks844 decks
14%synergy
Meathook Massacre II
13%inclusion95 decks721 decks
12%synergy
Animate Dead
13%inclusion110 decks844 decks
4%synergy
Oversold Cemetery
13%inclusion106 decks844 decks
11%synergy
Underworld Dreams
11%inclusion91 decks844 decks
9%synergy
Black Market Connections
8.6%inclusion73 decks844 decks
-3%synergy
Bastion of Remembrance
8.5%inclusion72 decks844 decks
2%synergy
Virtue of Persistence
8.1%inclusion68 decks844 decks
6%synergy
The Meathook Massacre
8.1%inclusion68 decks844 decks
3%synergy
Endless Whispers
6.3%inclusion53 decks844 decks
6%synergy
Palace Siege
6.3%inclusion53 decks844 decks
6%synergy
Painful Quandary
5.8%inclusion49 decks844 decks
3%synergy
Grave Pact
5.1%inclusion43 decks844 decks
0%synergy
Planeswalkers
Liliana of the Dark Realms
19%inclusion160 decks844 decks
17%synergy
Liliana, the Last Hope
11%inclusion92 decks844 decks
11%synergy
Ob Nixilis, the Hate-Twisted
5.9%inclusion50 decks844 decks
5%synergy
Utility Lands
Desert
48%inclusion404 decks844 decks
48%synergy
Bojuka Bog
46%inclusion390 decks844 decks
17%synergy
Detection Tower
45%inclusion383 decks844 decks
45%synergy
Arcane Lighthouse
42%inclusion355 decks844 decks
41%synergy
Oasis
39%inclusion330 decks844 decks
39%synergy
Cabal Coffers
38%inclusion322 decks844 decks
29%synergy
Forge of Heroes
29%inclusion245 decks844 decks
28%synergy
Maze of Ith
28%inclusion233 decks844 decks
25%synergy
Urborg, Tomb of Yawgmoth
26%inclusion219 decks844 decks
17%synergy
Witch's Cottage
25%inclusion209 decks844 decks
21%synergy
Cabal Stronghold
22%inclusion182 decks844 decks
19%synergy
Reliquary Tower
21%inclusion174 decks844 decks
-9%synergy
Shizo, Death's Storehouse
18%inclusion155 decks844 decks
14%synergy
Mortuary Mire
16%inclusion134 decks844 decks
12%synergy
Rogue's Passage
14%inclusion121 decks844 decks
-6%synergy
Nykthos, Shrine to Nyx
14%inclusion117 decks844 decks
9%synergy
War Room
12%inclusion105 decks844 decks
7%synergy
Tower of the Magistrate
12%inclusion101 decks844 decks
12%synergy
Urborg
11%inclusion94 decks844 decks
11%synergy
Temple of the False God
10%inclusion84 decks844 decks
1%synergy
Ice Floe
10%inclusion81 decks844 decks
10%synergy
Command Beacon
9.5%inclusion80 decks844 decks
5%synergy
Sandstorm Verge
8.1%inclusion68 decks844 decks
8%synergy
Castle Locthwain
7.3%inclusion62 decks844 decks
4%synergy
Barren Moor
6.2%inclusion52 decks844 decks
3%synergy
Memorial to Folly
5.1%inclusion43 decks844 decks
4%synergy
Crypt of Agadeem
5.1%inclusion43 decks844 decks
3%synergy
Takenuma, Abandoned Mire
5.1%inclusion43 decks844 decks
-3%synergy
Mana Artifacts
Sol Ring
86%inclusion723 decks844 decks
2%synergy
Dimir Signet
75%inclusion3 decks4 decks
51%synergy
Liquimetal Torque
72%inclusion610 decks844 decks
70%synergy
Arcane Signet
64%inclusion537 decks844 decks
-8%synergy
Mind Stone
44%inclusion371 decks844 decks
30%synergy
Charcoal Diamond
41%inclusion347 decks844 decks
37%synergy
Bounty Board
26%inclusion221 decks844 decks
26%synergy
Thought Vessel
21%inclusion178 decks844 decks
4%synergy
Fellwar Stone
11%inclusion97 decks844 decks
-9%synergy
Caged Sun
11%inclusion89 decks844 decks
9%synergy
Commander's Sphere
9.5%inclusion80 decks844 decks
-2%synergy
Everflowing Chalice
9.1%inclusion77 decks844 decks
5%synergy
Bandit's Haul
8.9%inclusion75 decks844 decks
9%synergy
Prismatic Lens
7.9%inclusion67 decks844 decks
7%synergy
Hedron Archive
7.3%inclusion62 decks844 decks
5%synergy
Throne of Eldraine
6.6%inclusion56 decks844 decks
5%synergy
The Soul Stone
6.2%inclusion22 decks353 decks
2%synergy
Nyx Lotus
5.6%inclusion47 decks844 decks
5%synergy
Lands
Dimir Aqueduct
75%inclusion3 decks4 decks
61%synergy
Temple of Deceit
75%inclusion3 decks4 decks
61%synergy
Myriad Landscape
36%inclusion301 decks844 decks
20%synergy
Demolition Field
5.9%inclusion50 decks844 decks
3%synergy
Urza's Cave
5.5%inclusion46 decks839 decks
3%synergy