Goblin Welder
Retreat to Coralhelm
Ancient Den
Great Furnace
1

   Prerequisites

What do I need to start this combo?
Ancient Den in your graveyard.
All other permanents on the battlefield.
Goblin Welder does not have summoning sickness.

   Steps

How does this combo work?
1
Activate Goblin Welder by tapping it, causing you to sacrifice Great Furnace and return Ancient Den from your graveyard to the battlefield.
2
Ancient Den enters the battlefield, triggering Retreat to Coralhelm, untapping Goblin Welder.
3
Activate Ancient Den by tapping it, adding .
4
Activate Goblin Welder by tapping it, causing you to sacrifice Ancient Den and return Great Furnace from your graveyard to the battlefield.
5
Great Furnace enters the battlefield, triggering Retreat to Coralhelm, untapping Goblin Welder.
6
Activate Great Furnace by tapping it, adding .
7
Repeat.

   Results

What do I get from this combo?
Infinite landfall triggers
Infinite red mana
Infinite white mana
Dr. Madison Li
0.22% of 5460 decks 12 decks
Breya, Etherium Shaper
0.03% of 15494 decks 5 decks
Ishai, Ojutai Dragonspeaker // Toggo, Goblin Weaponsmith
8.82% of 34 decks 3 decks
Bjorna, Nightfall Alchemist // Sophina, Spearsage Deserter
0.64% of 157 decks 1 decks
Liberty Prime, Recharged
0.03% of 3960 decks 1 decks
Elmar, Ulvenwald Informant // Hargilde, Kindly Runechanter
0.14% of 713 decks 1 decks
Akiri, Line-Slinger // Thrasios, Triton Hero
0.16% of 626 decks 1 decks
Elsha of the Infinite
0.02% of 4497 decks 1 decks
Omnath, Locus of All
0.01% of 14360 decks 1 decks
High Synergy Cards
Vault of Whispers
100% of 6 decks +96% synergy
Seat of the Synod
100% of 26 decks +94% synergy
Etherium Sculptor
73% of 26 decks +68% synergy
Dispatch
69% of 26 decks +64% synergy
Marionette Master
67% of 6 decks +64% synergy
Goblin Engineer
62% of 26 decks +58% synergy
Inventors' Fair
62% of 26 decks +58% synergy
Guide of Souls
59% of 22 decks +57% synergy
Automated Assembly Line
57% of 23 decks +56% synergy
Roil Cartographer
55% of 22 decks +54% synergy
Top Cards
Esper Sentinel
58% of 26 decks +38% synergy
Izzet Generatorium
55% of 22 decks +52% synergy
Foundry Inspector
54% of 26 decks +50% synergy
Sensei's Divining Top
54% of 26 decks +49% synergy
Aether Revolt
50% of 22 decks +49% synergy
Jolted Awake
50% of 22 decks +49% synergy
Aether Refinery
50% of 22 decks +49% synergy
Whirler Virtuoso
50% of 26 decks +49% synergy
Electrostatic Pummeler
46% of 26 decks +46% synergy
Decoction Module
46% of 26 decks +46% synergy
Game Changers
Cyclonic Rift
38% of 26 decks +12% synergy
Urza, Lord High Artificer
31% of 26 decks +28% synergy
Mana Vault
31% of 26 decks +25% synergy
Enlightened Tutor
31% of 26 decks +14% synergy
Rhystic Study
27% of 26 decks +0% synergy
Chrome Mox
23% of 26 decks +17% synergy
Teferi's Protection
19% of 26 decks +0% synergy
Fierce Guardianship
12% of 26 decks -7% synergy
Smothering Tithe
12% of 26 decks -12% synergy
Creatures
Reckless Fireweaver
42% of 26 decks +38% synergy
Phyrexian Metamorph
42% of 26 decks +35% synergy
Vedalken Archmage
38% of 26 decks +37% synergy
The Reality Chip
38% of 26 decks +35% synergy
Jhoira, Weatherlight Captain
38% of 26 decks +33% synergy
Riptide Gearhulk
36% of 11 decks +33% synergy
Brotherhood Scribe
35% of 23 decks +34% synergy
Ruin Ghost
35% of 26 decks +34% synergy
Kappa Cannoneer
35% of 26 decks +32% synergy
Solemn Simulacrum
35% of 26 decks +21% synergy
Blaster Hulk
32% of 22 decks +31% synergy
Teshar, Ancestor's Apostle
31% of 26 decks +29% synergy
Thought Monitor
31% of 26 decks +28% synergy
Assaultron Dominator
30% of 23 decks +30% synergy
Mendicant Core, Guidelight
27% of 11 decks +26% synergy
Spellskite
27% of 26 decks +24% synergy
Enthusiastic Mechanaut
27% of 26 decks +23% synergy
Hullbreaker Horror
27% of 26 decks +20% synergy
Liberty Prime, Recharged
26% of 23 decks +24% synergy
Master Transmuter
23% of 26 decks +22% synergy
Imperial Recruiter
23% of 26 decks +18% synergy
Aurora Shifter
23% of 22 decks +22% synergy
Volatile Stormdrake
23% of 22 decks +20% synergy
Aethergeode Miner
19% of 26 decks +19% synergy
Lightning Runner
19% of 26 decks +19% synergy
Wurmcoil Engine
19% of 26 decks +18% synergy
Myr Retriever
19% of 26 decks +17% synergy
Lion Sash
19% of 26 decks +16% synergy
Sai, Master Thopterist
19% of 26 decks +16% synergy
Emry, Lurker of the Loch
19% of 26 decks +15% synergy
Sphinx of the Revelation
18% of 22 decks +17% synergy
Marvin, Murderous Mimic
16% of 19 decks +14% synergy
Salvager of Ruin
15% of 26 decks +15% synergy
Walking Atlas
15% of 26 decks +15% synergy
Urza, Lord Protector
15% of 26 decks +14% synergy
Myr Battlesphere
15% of 26 decks +14% synergy
Brudiclad, Telchor Engineer
15% of 26 decks +12% synergy
Burnished Hart
15% of 26 decks +12% synergy
Satya, Aetherflux Genius
14% of 22 decks +13% synergy
Paladin Danse, Steel Maverick
13% of 23 decks +12% synergy
Forensic Gadgeteer
13% of 23 decks +11% synergy
Trove Warden
12% of 26 decks +11% synergy
Aetherstorm Roc
12% of 26 decks +11% synergy
Dreamscape Artist
12% of 26 decks +11% synergy
Junk Diver
12% of 26 decks +11% synergy
Oswald Fiddlebender
12% of 26 decks +10% synergy
Scrap Trawler
12% of 26 decks +10% synergy
Shimmer Dragon
12% of 26 decks +10% synergy
Puresteel Paladin
12% of 26 decks +8% synergy
Ornithopter of Paradise
12% of 26 decks +7% synergy
Instants
An Offer You Can't Refuse
46% of 26 decks +25% synergy
Path to Exile
46% of 26 decks -1% synergy
Tune the Narrative
45% of 22 decks +45% synergy
Swords to Plowshares
42% of 26 decks -20% synergy
Galvanic Discharge
41% of 22 decks +40% synergy
Electrosiphon
35% of 23 decks +33% synergy
Glimmer of Genius
27% of 26 decks +26% synergy
Swan Song
27% of 26 decks +10% synergy
Sejiri Shelter
23% of 26 decks +20% synergy
Silence
23% of 26 decks +17% synergy
Rush of Inspiration
23% of 22 decks +21% synergy
Harnessed Lightning
19% of 26 decks +19% synergy
Aether Spike
18% of 22 decks +18% synergy
Radstorm
17% of 24 decks +15% synergy
Kabira Takedown
15% of 26 decks +14% synergy
Whir of Invention
15% of 26 decks +13% synergy
Dramatic Reversal
15% of 26 decks +11% synergy
Counterspell
15% of 26 decks -27% synergy
Aetherize
12% of 26 decks +5% synergy
Mana Drain
12% of 26 decks -3% synergy
Sorceries
Fabricate
38% of 26 decks +33% synergy
Wrath of the Skies
36% of 22 decks +36% synergy
Thoughtcast
19% of 26 decks +16% synergy
Localized Destruction
18% of 22 decks +18% synergy
Sea Gate Restoration
15% of 26 decks +11% synergy
Wheel of Potential
14% of 22 decks +13% synergy
Wake the Past
12% of 26 decks +9% synergy
Ponder
12% of 26 decks -1% synergy
Farewell
12% of 26 decks -1% synergy
Utility Artifacts
Thopter Foundry
50% of 6 decks +48% synergy
Cloud Key
46% of 26 decks +44% synergy
Aetherflux Conduit
45% of 11 decks +45% synergy
Unstable Amulet
45% of 22 decks +44% synergy
Gonti's Aether Heart
42% of 26 decks +42% synergy
Mishra's Bauble
38% of 26 decks +37% synergy
Shorikai, Genesis Engine
38% of 26 decks +36% synergy
Portal to Phyrexia
35% of 26 decks +33% synergy
Panharmonicon
35% of 26 decks +31% synergy
Skullclamp
35% of 26 decks +23% synergy
Aetherworks Marvel
31% of 26 decks +30% synergy
Unwinding Clock
27% of 26 decks +24% synergy
Lotus Petal
27% of 26 decks +20% synergy
Glass Casket
23% of 26 decks +23% synergy
Krark-Clan Ironworks
23% of 26 decks +22% synergy
Mystic Forge
23% of 26 decks +20% synergy
Wayfarer's Bauble
23% of 26 decks +14% synergy
Portable Hole
19% of 26 decks +19% synergy
Sculpting Steel
19% of 26 decks +17% synergy
Isochron Scepter
19% of 26 decks +17% synergy
Dynavolt Tower
15% of 26 decks +15% synergy
Clock of Omens
15% of 26 decks +14% synergy
Ichor Wellspring
15% of 26 decks +14% synergy
Sword of the Meek
12% of 26 decks +11% synergy
Thornbite Staff
12% of 26 decks +11% synergy
Amulet of Vigor
12% of 26 decks +11% synergy
Encroaching Mycosynth
12% of 26 decks +11% synergy
Archaeomancer's Map
12% of 26 decks +8% synergy
Lightning Greaves
12% of 26 decks -13% synergy
Enchantments
All Will Be One
35% of 26 decks +32% synergy
Unstoppable Plan
27% of 11 decks +25% synergy
Mechanized Production
23% of 26 decks +20% synergy
Felidar Retreat
19% of 26 decks +13% synergy
Era of Innovation
15% of 26 decks +15% synergy
Storm the Vault
15% of 26 decks +12% synergy
Mystic Remora
15% of 26 decks -2% synergy
Retreat to Emeria
12% of 26 decks +11% synergy
Planeswalkers
Daretti, Scrap Savant
12% of 26 decks +9% synergy
Tezzeret the Seeker
12% of 26 decks +9% synergy
Utility Lands
Tree of Tales
100% of 3 decks +98% synergy
Fomori Vault
48% of 23 decks +47% synergy
Darksteel Citadel
46% of 26 decks +43% synergy
Amonkhet Raceway
27% of 11 decks +26% synergy
Muraganda Raceway
27% of 11 decks +26% synergy
Treasure Vault
23% of 26 decks +21% synergy
Urza's Saga
23% of 26 decks +16% synergy
Reliquary Tower
23% of 26 decks -7% synergy
HELIOS One
22% of 23 decks +21% synergy
Oboro, Palace in the Clouds
15% of 26 decks +15% synergy
Academy Ruins
15% of 26 decks +11% synergy
Buried Ruin
12% of 26 decks +7% synergy
Mana Artifacts
Sol Ring
96% of 26 decks +12% synergy
Arcane Signet
85% of 26 decks +12% synergy
Talisman of Creativity
54% of 26 decks +25% synergy
Talisman of Progress
35% of 26 decks +10% synergy
Mox Amber
31% of 26 decks +26% synergy
Everflowing Chalice
31% of 26 decks +26% synergy
Aetheric Amplifier
27% of 11 decks +26% synergy
Mox Opal
23% of 26 decks +19% synergy
Paradise Mantle
19% of 26 decks +18% synergy
Conversion Apparatus
18% of 22 decks +18% synergy
Solar Transformer
18% of 22 decks +18% synergy
Chromatic Lantern
15% of 26 decks +6% synergy
Thought Vessel
15% of 26 decks -2% synergy
Fellwar Stone
15% of 26 decks -6% synergy
Talisman of Conviction
15% of 26 decks -8% synergy
Jeweled Amulet
12% of 26 decks +11% synergy
Machine God's Effigy
12% of 26 decks +10% synergy
Liquimetal Torque
12% of 26 decks +8% synergy
Cursed Mirror
12% of 26 decks +6% synergy
Boros Signet
12% of 26 decks -11% synergy
Azorius Signet
12% of 26 decks -13% synergy
Izzet Signet
12% of 26 decks -16% synergy
Lands
Command Tower
92% of 26 decks +18% synergy
Sacred Foundry
65% of 26 decks +30% synergy
Steam Vents
65% of 26 decks +27% synergy
Hallowed Fountain
65% of 26 decks +25% synergy
Spire of Industry
54% of 26 decks +51% synergy
Aether Hub
50% of 26 decks +50% synergy
Drossforge Bridge
50% of 6 decks +46% synergy
Goldmire Bridge
50% of 6 decks +46% synergy
Glacial Fortress
50% of 26 decks +22% synergy
Clifftop Retreat
50% of 26 decks +19% synergy
Scalding Tarn
46% of 26 decks +35% synergy
Flooded Strand
46% of 26 decks +35% synergy
Sulfur Falls
46% of 26 decks +14% synergy
Arid Mesa
42% of 26 decks +32% synergy
Sea of Clouds
42% of 26 decks +16% synergy
Training Center
42% of 26 decks +16% synergy
Razortide Bridge
35% of 26 decks +28% synergy
Raugrin Triome
35% of 26 decks +9% synergy
Rustvale Bridge
31% of 26 decks +26% synergy
Battlefield Forge
31% of 26 decks +5% synergy
Silverbluff Bridge
23% of 26 decks +17% synergy
Exotic Orchard
23% of 26 decks -13% synergy
Hengegate Pathway
19% of 26 decks +12% synergy
Riverglide Pathway
19% of 26 decks +11% synergy
Needleverge Pathway
19% of 26 decks +11% synergy
Stormcarved Coast
19% of 26 decks +1% synergy
Spectator Seating
19% of 26 decks -5% synergy
Thundering Falls
17% of 23 decks +9% synergy
Reflecting Pool
15% of 26 decks +10% synergy
Fabled Passage
15% of 26 decks +6% synergy
Cascade Bluffs
15% of 26 decks +3% synergy
Terramorphic Expanse
15% of 26 decks -0% synergy
Deserted Beach
15% of 26 decks -1% synergy
Adarkar Wastes
15% of 26 decks -4% synergy
Evolving Wilds
15% of 26 decks -6% synergy
Power Depot
12% of 26 decks +11% synergy
Bloodstained Mire
12% of 26 decks +1% synergy
Polluted Delta
12% of 26 decks +0% synergy
Boros Garrison
12% of 26 decks -3% synergy
Azorius Chancery
12% of 26 decks -3% synergy
Myriad Landscape
12% of 26 decks -7% synergy
Mystic Monastery
12% of 26 decks -16% synergy
Shivan Reef
12% of 26 decks -16% synergy
Prairie Stream
12% of 26 decks -22% synergy