Scrap Trawler
Myr Retriever
Krark-Clan Ironworks
Umori, the Collector

   Prerequisites

What do I need to start this combo?
Scrap Trawler in your graveyard.
All other permanents on the battlefield (Umori with "Artifact" or "Creature" chosen on the battlefield).

   Steps

How does this combo work?
1
Activate Krark-Clan Ironworks by sacrificing Myr Retriever, adding .
2
When Myr Retriever dies, it triggers, returning Scrap Trawler from your graveyard to your hand.
3
Cast Scrap Trawler by paying its mana cost, which is reduced by Umori.
4
Activate Krark-Clan Ironworks by sacrificing Scrap Trawler, adding .
5
When Scrap Trawler dies, it triggers, returning Myr Retriever from your graveyard to your hand.
6
Cast Myr Retriever by paying its mana cost, which is reduced by Umori.
7
Repeat.

   Results

What do I get from this combo?
Infinite ETB
Infinite LTB
Infinite colorless mana
Infinite death triggers
Infinite sacrifice triggers
Infinite storm count
Umori, the Collector
0.9%inclusion12 decks1.32K decks
Rendmaw, Creaking Nest
0.1%inclusion7 decks11.5K decks
Glissa, the Traitor
0.2%inclusion6 decks2.73K decks
Honest Rutstein
0.2%inclusion2 decks1.09K decks
Ramos, Dragon Engine
0.0%inclusion2 decks11.4K decks
The Master, Transcendent
0.0%inclusion1 decks4.08K decks
Urtet, Remnant of Memnarch
0.0%inclusion1 decks16.5K decks
Azlask, the Swelling Scourge
0.0%inclusion1 decks14.6K decks
Atogatog
0.1%inclusion1 decks1.90K decks
New Cards
Krang, Master Mind
25%inclusion1 decks4 decks
25%synergy
High Synergy Cards
Foundry Inspector
91%inclusion30 decks33 decks
87%synergy
Tree of Tales
76%inclusion25 decks33 decks
74%synergy
Junk Diver
70%inclusion23 decks33 decks
69%synergy
Vault of Whispers
73%inclusion24 decks33 decks
68%synergy
Haywire Mite
67%inclusion22 decks33 decks
63%synergy
Jhoira's Familiar
64%inclusion21 decks33 decks
62%synergy
Cloud Key
61%inclusion20 decks33 decks
59%synergy
Mystic Forge
61%inclusion20 decks33 decks
58%synergy
Workshop Assistant
58%inclusion19 decks33 decks
57%synergy
Inventors' Fair
61%inclusion20 decks33 decks
57%synergy
Top Cards
Semblance Anvil
58%inclusion19 decks33 decks
57%synergy
Sensei's Divining Top
58%inclusion19 decks33 decks
53%synergy
Ichor Wellspring
55%inclusion18 decks33 decks
53%synergy
Ashnod's Altar
55%inclusion18 decks33 decks
48%synergy
Aetherflux Reservoir
48%inclusion16 decks33 decks
45%synergy
Nihil Spellbomb
45%inclusion15 decks33 decks
45%synergy
Solemn Simulacrum
45%inclusion15 decks33 decks
33%synergy
Ornithopter
42%inclusion14 decks33 decks
41%synergy
Copper Myr
39%inclusion13 decks33 decks
38%synergy
Leaden Myr
39%inclusion13 decks33 decks
38%synergy
Game Changers
Bolas's Citadel
55%inclusion18 decks33 decks
47%synergy
Demonic Tutor
30%inclusion10 decks33 decks
11%synergy
Ancient Tomb
27%inclusion9 decks33 decks
18%synergy
Vampiric Tutor
24%inclusion8 decks33 decks
10%synergy
Mana Vault
21%inclusion7 decks33 decks
15%synergy
Necropotence
15%inclusion5 decks33 decks
10%synergy
The One Ring
15%inclusion5 decks33 decks
7%synergy
Mox Diamond
12%inclusion4 decks33 decks
8%synergy
Imperial Seal
12%inclusion4 decks33 decks
7%synergy
Grim Monolith
9.1%inclusion3 decks33 decks
7%synergy
Creatures
Kuldotha Forgemaster
36%inclusion12 decks33 decks
36%synergy
Myr Moonvessel
33%inclusion11 decks33 decks
33%synergy
Arcbound Ravager
33%inclusion11 decks33 decks
33%synergy
Shimmer Myr
33%inclusion11 decks33 decks
32%synergy
Disciple of the Vault
33%inclusion11 decks33 decks
32%synergy
Twitching Doll
29%inclusion9 decks31 decks
27%synergy
Memnite
27%inclusion9 decks33 decks
27%synergy
Marionette Master
27%inclusion9 decks33 decks
25%synergy
Ornithopter of Paradise
27%inclusion9 decks33 decks
23%synergy
Liberator, Urza's Battlethopter
24%inclusion8 decks33 decks
23%synergy
Palladium Myr
24%inclusion8 decks33 decks
22%synergy
Burnished Hart
24%inclusion8 decks33 decks
21%synergy
Noxious Gearhulk
24%inclusion8 decks33 decks
21%synergy
Frogmite
21%inclusion7 decks33 decks
21%synergy
Chronomancer
21%inclusion7 decks33 decks
21%synergy
Imotekh the Stormlord
21%inclusion7 decks33 decks
21%synergy
Canoptek Spyder
21%inclusion7 decks33 decks
21%synergy
Wurmcoil Engine
21%inclusion7 decks33 decks
20%synergy
Myr Battlesphere
21%inclusion7 decks33 decks
20%synergy
Salvager of Ruin
18%inclusion6 decks33 decks
18%synergy
Mycosynth Golem
18%inclusion6 decks33 decks
18%synergy
Phyrexian Walker
18%inclusion6 decks33 decks
18%synergy
Plague Myr
18%inclusion6 decks33 decks
17%synergy
Hangarback Walker
18%inclusion6 decks33 decks
17%synergy
Walking Ballista
18%inclusion6 decks33 decks
15%synergy
Scrawling Crawler
17%inclusion4 decks23 decks
15%synergy
Sly Requisitioner
15%inclusion5 decks33 decks
15%synergy
Scrapyard Recombiner
15%inclusion5 decks33 decks
15%synergy
Filigree Familiar
15%inclusion5 decks33 decks
15%synergy
Hope of Ghirapur
15%inclusion5 decks33 decks
15%synergy
Necron Deathmark
15%inclusion5 decks33 decks
14%synergy
Circuit Mender
15%inclusion5 decks33 decks
14%synergy
Metalwork Colossus
15%inclusion5 decks33 decks
14%synergy
Marionette Apprentice
15%inclusion5 decks33 decks
10%synergy
Braids, Arisen Nightmare
15%inclusion5 decks33 decks
8%synergy
Heap Doll
12%inclusion4 decks33 decks
12%synergy
Treasure Keeper
12%inclusion4 decks33 decks
12%synergy
Dross Scorpion
12%inclusion4 decks33 decks
12%synergy
Cathodion
12%inclusion4 decks33 decks
12%synergy
Manakin
12%inclusion4 decks33 decks
12%synergy
Sarinth Steelseeker
12%inclusion4 decks33 decks
11%synergy
Stonecoil Serpent
12%inclusion4 decks33 decks
11%synergy
Glaring Fleshraker
12%inclusion4 decks33 decks
11%synergy
Blightsteel Colossus
12%inclusion4 decks33 decks
11%synergy
Witherbloom Apprentice
12%inclusion4 decks33 decks
11%synergy
Steel Overseer
12%inclusion4 decks33 decks
10%synergy
Meteor Golem
12%inclusion4 decks33 decks
10%synergy
Beast Whisperer
12%inclusion4 decks33 decks
2%synergy
Eternal Witness
12%inclusion4 decks33 decks
-4%synergy
Sylvok Replica
9.1%inclusion3 decks33 decks
9%synergy
Instants
Deadly Dispute
30%inclusion10 decks33 decks
18%synergy
Dark Ritual
24%inclusion8 decks33 decks
0%synergy
Assassin's Trophy
24%inclusion8 decks33 decks
-7%synergy
Beast Within
24%inclusion8 decks33 decks
-9%synergy
Heroic Intervention
18%inclusion6 decks33 decks
-12%synergy
Soul Shatter
12%inclusion4 decks33 decks
9%synergy
Noxious Revival
12%inclusion4 decks33 decks
7%synergy
Veil of Summer
12%inclusion4 decks33 decks
7%synergy
Fell the Profane
12%inclusion4 decks33 decks
3%synergy
Reckoner's Bargain
9.1%inclusion3 decks33 decks
8%synergy
Culling the Weak
9.1%inclusion3 decks33 decks
5%synergy
Abrupt Decay
9.1%inclusion3 decks33 decks
0%synergy
Worldly Tutor
9.1%inclusion3 decks33 decks
-3%synergy
Sorceries
Tendrils of Agony
21%inclusion7 decks33 decks
21%synergy
Toxic Deluge
18%inclusion6 decks33 decks
0%synergy
Diabolic Intent
15%inclusion5 decks33 decks
7%synergy
Culling Ritual
15%inclusion5 decks33 decks
5%synergy
Chain of Smog
12%inclusion4 decks33 decks
11%synergy
Beseech the Mirror
12%inclusion4 decks33 decks
9%synergy
Creeping Renaissance
9.1%inclusion3 decks33 decks
9%synergy
Jarad's Orders
9.1%inclusion3 decks33 decks
8%synergy
Agadeem's Awakening
9.1%inclusion3 decks33 decks
6%synergy
Diabolic Tutor
9.1%inclusion3 decks33 decks
4%synergy
Rampant Growth
9.1%inclusion3 decks33 decks
-24%synergy
Utility Artifacts
Grinding Station
36%inclusion12 decks33 decks
36%synergy
Mishra's Bauble
33%inclusion11 decks33 decks
32%synergy
Wishclaw Talisman
33%inclusion11 decks33 decks
28%synergy
Trading Post
30%inclusion10 decks33 decks
30%synergy
Sculpting Steel
30%inclusion10 decks33 decks
28%synergy
Skullclamp
30%inclusion10 decks33 decks
19%synergy
Swiftfoot Boots
30%inclusion10 decks33 decks
3%synergy
Helm of Awakening
27%inclusion9 decks33 decks
26%synergy
Soul-Guide Lantern
27%inclusion9 decks33 decks
26%synergy
Conjurer's Bauble
24%inclusion8 decks33 decks
24%synergy
Spine of Ish Sah
24%inclusion8 decks33 decks
24%synergy
Phyrexian Altar
24%inclusion8 decks33 decks
21%synergy
The Great Henge
24%inclusion8 decks33 decks
15%synergy
Lightning Greaves
24%inclusion8 decks33 decks
0%synergy
Executioner's Capsule
21%inclusion7 decks33 decks
21%synergy
Urza's Bauble
21%inclusion7 decks33 decks
21%synergy
Forsaken Monument
21%inclusion7 decks33 decks
20%synergy
Altar of Dementia
21%inclusion7 decks33 decks
19%synergy
Metalspinner's Puzzleknot
18%inclusion6 decks33 decks
18%synergy
Welding Jar
18%inclusion6 decks33 decks
18%synergy
Unwinding Clock
18%inclusion6 decks33 decks
16%synergy
Wayfarer's Bauble
18%inclusion6 decks33 decks
11%synergy
Nim Deathmantle
15%inclusion5 decks33 decks
15%synergy
Defense Grid
15%inclusion5 decks33 decks
14%synergy
Nevinyrral's Disk
15%inclusion5 decks33 decks
14%synergy
Altar of the Brood
15%inclusion5 decks33 decks
14%synergy
Idol of Oblivion
15%inclusion5 decks33 decks
10%synergy
Heaped Harvest
14%inclusion4 decks28 decks
13%synergy
Salvaging Station
12%inclusion4 decks33 decks
12%synergy
Elsewhere Flask
12%inclusion4 decks33 decks
12%synergy
Alchemist's Vial
12%inclusion4 decks33 decks
12%synergy
Codex Shredder
12%inclusion4 decks33 decks
11%synergy
Voltaic Key
12%inclusion4 decks33 decks
11%synergy
Tarrian's Journal
12%inclusion4 decks33 decks
11%synergy
Mirage Mirror
12%inclusion4 decks33 decks
11%synergy
Cranial Plating
12%inclusion4 decks33 decks
11%synergy
Manifold Key
12%inclusion4 decks33 decks
11%synergy
Expedition Map
12%inclusion4 decks33 decks
9%synergy
Whip of Erebos
12%inclusion4 decks33 decks
8%synergy
Scrabbling Claws
9.1%inclusion3 decks33 decks
9%synergy
Brainstone
9.1%inclusion3 decks33 decks
9%synergy
Blasting Station
9.1%inclusion3 decks33 decks
9%synergy
Mirrorworks
9.1%inclusion3 decks33 decks
9%synergy
Genesis Chamber
9.1%inclusion3 decks33 decks
8%synergy
The Immortal Sun
9.1%inclusion3 decks33 decks
8%synergy
Cloudstone Curio
9.1%inclusion3 decks33 decks
8%synergy
Mycosynth Wellspring
9.1%inclusion3 decks33 decks
8%synergy
Moonsilver Key
9.1%inclusion3 decks33 decks
8%synergy
Darksteel Forge
9.1%inclusion3 decks33 decks
8%synergy
Scroll Rack
9.1%inclusion3 decks33 decks
8%synergy
Enchantments
Null Profusion
18%inclusion6 decks33 decks
18%synergy
Recycle
12%inclusion4 decks33 decks
12%synergy
Underhanded Designs
12%inclusion4 decks33 decks
12%synergy
Guardian Project
12%inclusion4 decks33 decks
4%synergy
Decaying Soil
9.1%inclusion3 decks33 decks
9%synergy
Phyrexian Scriptures
9.1%inclusion3 decks33 decks
8%synergy
Dictate of Erebos
9.1%inclusion3 decks33 decks
6%synergy
Sylvan Library
9.1%inclusion3 decks33 decks
0%synergy
Planeswalkers
Ugin, the Ineffable
21%inclusion7 decks33 decks
20%synergy
Utility Lands
Uthros, Titanic Godcore
75%inclusion3 decks4 decks
72%synergy
Great Furnace
60%inclusion3 decks5 decks
54%synergy
Darksteel Citadel
58%inclusion19 decks33 decks
54%synergy
Buried Ruin
58%inclusion19 decks33 decks
53%synergy
Academy Ruins
50%inclusion3 decks6 decks
45%synergy
Seat of the Synod
50%inclusion3 decks6 decks
43%synergy
Urza's Saga
42%inclusion14 decks33 decks
35%synergy
Boseiju, Who Endures
36%inclusion12 decks33 decks
18%synergy
Urborg, Tomb of Yawgmoth
27%inclusion9 decks33 decks
18%synergy
Bojuka Bog
27%inclusion9 decks33 decks
-2%synergy
Fomori Vault
24%inclusion8 decks33 decks
23%synergy
Treasure Vault
21%inclusion7 decks33 decks
19%synergy
Takenuma, Abandoned Mire
21%inclusion7 decks33 decks
13%synergy
Yavimaya, Cradle of Growth
21%inclusion7 decks33 decks
12%synergy
Phyrexian Tower
18%inclusion6 decks33 decks
9%synergy
Cabal Coffers
18%inclusion6 decks33 decks
9%synergy
Reliquary Tower
18%inclusion6 decks33 decks
-12%synergy
Phyrexia's Core
15%inclusion5 decks33 decks
15%synergy
Dryad Arbor
12%inclusion4 decks33 decks
8%synergy
Shifting Woodland
12%inclusion4 decks33 decks
5%synergy
Bonders' Enclave
9.1%inclusion3 decks33 decks
7%synergy
Spymaster's Vault
9.1%inclusion3 decks33 decks
6%synergy
Castle Locthwain
9.1%inclusion3 decks33 decks
5%synergy
Temple of the False God
9.1%inclusion3 decks33 decks
0%synergy
Mana Artifacts
Sol Ring
94%inclusion31 decks33 decks
10%synergy
Arcane Signet
73%inclusion24 decks33 decks
1%synergy
Talisman of Creativity
60%inclusion3 decks5 decks
32%synergy
Talisman of Resilience
52%inclusion17 decks33 decks
39%synergy
Mind Stone
52%inclusion17 decks33 decks
37%synergy
Talisman of Curiosity
50%inclusion3 decks6 decks
38%synergy
Chromatic Star
48%inclusion16 decks33 decks
48%synergy
Chromatic Sphere
42%inclusion14 decks33 decks
42%synergy
Fellwar Stone
42%inclusion14 decks33 decks
22%synergy
Lotus Petal
39%inclusion13 decks33 decks
32%synergy
Golgari Signet
39%inclusion13 decks33 decks
30%synergy
Mox Opal
30%inclusion10 decks33 decks
26%synergy
Thought Vessel
24%inclusion8 decks33 decks
7%synergy
Commander's Sphere
21%inclusion7 decks33 decks
10%synergy
Thran Dynamo
15%inclusion5 decks33 decks
11%synergy
Blinkmoth Urn
12%inclusion4 decks33 decks
12%synergy
Springleaf Drum
12%inclusion4 decks33 decks
10%synergy
Hedron Archive
12%inclusion4 decks33 decks
10%synergy
Terrarion
9.1%inclusion3 decks33 decks
9%synergy
Golden Egg
9.1%inclusion3 decks33 decks
9%synergy
Prophetic Prism
9.1%inclusion3 decks33 decks
9%synergy
Chromatic Orrery
9.1%inclusion3 decks33 decks
8%synergy
Basalt Monolith
9.1%inclusion3 decks33 decks
7%synergy
Everflowing Chalice
9.1%inclusion3 decks33 decks
5%synergy
Mox Amber
9.1%inclusion3 decks33 decks
5%synergy
Lands
Drossforge Bridge
80%inclusion4 decks5 decks
77%synergy
Goldmire Bridge
80%inclusion4 decks5 decks
77%synergy
Silverbluff Bridge
80%inclusion4 decks5 decks
74%synergy
Razortide Bridge
80%inclusion4 decks5 decks
73%synergy
Command Tower
73%inclusion24 decks33 decks
-2%synergy
Mistvault Bridge
67%inclusion4 decks6 decks
63%synergy
Overgrown Tomb
67%inclusion22 decks33 decks
25%synergy
Darkmoss Bridge
55%inclusion18 decks33 decks
51%synergy
Llanowar Wastes
45%inclusion15 decks33 decks
18%synergy
Undergrowth Stadium
42%inclusion14 decks33 decks
19%synergy
Underground Mortuary
39%inclusion13 decks33 decks
27%synergy
Verdant Catacombs
36%inclusion12 decks33 decks
25%synergy
Woodland Cemetery
33%inclusion11 decks33 decks
1%synergy
Spire of Industry
30%inclusion10 decks33 decks
27%synergy
Blooming Marsh
30%inclusion10 decks33 decks
25%synergy
Darkbore Pathway
30%inclusion10 decks33 decks
24%synergy
Bayou
27%inclusion9 decks33 decks
14%synergy
The Mycosynth Gardens
21%inclusion7 decks33 decks
20%synergy
Nurturing Peatland
21%inclusion7 decks33 decks
16%synergy
Twilight Mire
21%inclusion7 decks33 decks
7%synergy
Golgari Rot Farm
21%inclusion7 decks33 decks
5%synergy
Deathcap Glade
18%inclusion6 decks33 decks
5%synergy
Tainted Wood
18%inclusion6 decks33 decks
5%synergy
Exotic Orchard
18%inclusion6 decks33 decks
-18%synergy
Power Depot
15%inclusion5 decks33 decks
14%synergy
Scene of the Crime
12%inclusion4 decks33 decks
11%synergy
Wooded Foothills
12%inclusion4 decks33 decks
1%synergy
Temple of Malady
12%inclusion4 decks33 decks
-3%synergy
Valgavoth's Lair
11%inclusion3 decks27 decks
10%synergy
Glimmervoid
9.1%inclusion3 decks33 decks
9%synergy
Talon Gates of Madara
9.1%inclusion3 decks33 decks
7%synergy
Golgari Guildgate
9.1%inclusion3 decks33 decks
4%synergy
Mana Confluence
9.1%inclusion3 decks33 decks
2%synergy
City of Brass
9.1%inclusion3 decks33 decks
1%synergy
Marsh Flats
9.1%inclusion3 decks33 decks
-1%synergy
Bloodstained Mire
9.1%inclusion3 decks33 decks
-2%synergy
Misty Rainforest
9.1%inclusion3 decks33 decks
-2%synergy
Polluted Delta
9.1%inclusion3 decks33 decks
-3%synergy
Terramorphic Expanse
9.1%inclusion3 decks33 decks
-6%synergy
Myriad Landscape
9.1%inclusion3 decks33 decks
-6%synergy
Evolving Wilds
9.1%inclusion3 decks33 decks
-11%synergy