Urza, Prince of Kroog
Metalworker
Ring of Valkas

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
You have at least three artifact cards in hand.
1 if Metalworker has summoning sickness available

   Steps

How does this combo work?
1
If needed, activate Ring of Valkas' equip ability by paying 1, attaching it to Metalworker.
2
Activate Metalworker by tapping it and revealing at least four artifact cards from your hand, adding at least eight .
3
Activate Urza by paying 6, creating a token copy of Metalworker that is a 1/1 Soldier.
4
Activate Ring of Valkas' equip ability by paying 1, attaching it to the Metalworker token.
5
Repeat from step 2 using the Metalworker token instead.
6
Once you have infinite colorless mana, you may target any artifact you control to get infinite copies of them.

   Results

What do I get from this combo?
Infinite colorless mana
Infinite copies of each artifact you control
Infinite creature tokens
Infinite ETB
Infinite creature copies of artifacts you control
Urza, Prince of Kroog
0.1%inclusion2 decks2.53K decks
Sevinne, the Chronoclasm
0.1%inclusion1 decks921 decks
Creatures
Djinn Illuminatus
100%inclusion1 decks1 decks
100%synergy
Dualcaster Mage
100%inclusion1 decks1 decks
96%synergy
Goblin Electromancer
100%inclusion1 decks1 decks
91%synergy
Izzet Guildmage
100%inclusion1 decks1 decks
100%synergy
League Guildmage
100%inclusion1 decks1 decks
100%synergy
Melek, Reforged Researcher
100%inclusion1 decks1 decks
100%synergy
Nivix Guildmage
100%inclusion1 decks1 decks
100%synergy
Non-Human Cannonball
100%inclusion1 decks1 decks
100%synergy
Saheeli, the Sun's Brilliance
100%inclusion1 decks1 decks
98%synergy
Storm-Kiln Artist
100%inclusion1 decks1 decks
91%synergy
Veyran, Voice of Duality
100%inclusion1 decks1 decks
94%synergy
Padeem, Consul of Innovation
33%inclusion1 decks3 decks
30%synergy
Esper Sentinel
33%inclusion1 decks3 decks
14%synergy
Scrap Trawler
33%inclusion1 decks3 decks
32%synergy
Teshar, Ancestor's Apostle
33%inclusion1 decks3 decks
31%synergy
Palladium Myr
33%inclusion1 decks3 decks
31%synergy
Cathodion
33%inclusion1 decks3 decks
33%synergy
Myr Battlesphere
33%inclusion1 decks3 decks
32%synergy
Myr Retriever
33%inclusion1 decks3 decks
32%synergy
Sai, Master Thopterist
33%inclusion1 decks3 decks
30%synergy
Arcum Dagsson
33%inclusion1 decks3 decks
33%synergy
Liberator, Urza's Battlethopter
33%inclusion1 decks3 decks
32%synergy
Etherium Sculptor
33%inclusion1 decks3 decks
28%synergy
Memnite
33%inclusion1 decks3 decks
33%synergy
Canoptek Spyder
33%inclusion1 decks3 decks
33%synergy
Thought Monitor
33%inclusion1 decks3 decks
30%synergy
Precursor Golem
33%inclusion1 decks3 decks
33%synergy
Vedalken Archmage
33%inclusion1 decks3 decks
32%synergy
Junk Diver
33%inclusion1 decks3 decks
33%synergy
Salvager of Ruin
33%inclusion1 decks3 decks
33%synergy
Master Transmuter
33%inclusion1 decks3 decks
32%synergy
Foundry Inspector
33%inclusion1 decks3 decks
29%synergy
Urza, Lord High Artificer
33%inclusion1 decks3 decks
30%synergy
Oswald Fiddlebender
33%inclusion1 decks3 decks
32%synergy
Illustrious Wanderglyph
33%inclusion1 decks3 decks
31%synergy
Leonin Abunas
33%inclusion1 decks3 decks
33%synergy
Losheel, Clockwork Scholar
33%inclusion1 decks3 decks
31%synergy
Threefold Thunderhulk
33%inclusion1 decks3 decks
32%synergy
Ethersworn Canonist
33%inclusion1 decks3 decks
32%synergy
Treasure Mage
33%inclusion1 decks3 decks
33%synergy
Trophy Mage
33%inclusion1 decks3 decks
32%synergy
Kuldotha Forgemaster
33%inclusion1 decks3 decks
33%synergy
Drift of Phantasms
33%inclusion1 decks3 decks
32%synergy
Loyal Warhound
33%inclusion1 decks3 decks
31%synergy
Deep Gnome Terramancer
33%inclusion1 decks3 decks
32%synergy
Archmage Emeritus
33%inclusion1 decks3 decks
26%synergy
Celebr-8000
33%inclusion1 decks3 decks
33%synergy
Cogwork Assembler
33%inclusion1 decks3 decks
33%synergy
Echo Mage
33%inclusion1 decks3 decks
33%synergy
Robo-Piñata
33%inclusion1 decks3 decks
33%synergy
Instants
Fury Storm
100%inclusion1 decks1 decks
100%synergy
Galvanic Iteration
100%inclusion1 decks1 decks
98%synergy
Increasing Vengeance
100%inclusion1 decks1 decks
99%synergy
Whir of Invention
67%inclusion2 decks3 decks
64%synergy
Swords to Plowshares
67%inclusion2 decks3 decks
5%synergy
Counterspell
67%inclusion2 decks3 decks
25%synergy
Arcane Denial
33%inclusion1 decks3 decks
13%synergy
Negate
33%inclusion1 decks3 decks
12%synergy
Flawless Maneuver
33%inclusion1 decks3 decks
23%synergy
Dovin's Veto
33%inclusion1 decks3 decks
15%synergy
Cyclonic Rift
33%inclusion1 decks3 decks
10%synergy
Flusterstorm
33%inclusion1 decks3 decks
26%synergy
Enlightened Tutor
33%inclusion1 decks3 decks
18%synergy
Metallic Rebuke
33%inclusion1 decks3 decks
33%synergy
Dispatch
33%inclusion1 decks3 decks
28%synergy
Stoic Rebuttal
33%inclusion1 decks3 decks
33%synergy
Assert Authority
33%inclusion1 decks3 decks
33%synergy
Disruption Protocol
33%inclusion1 decks3 decks
33%synergy
Pull from Eternity
33%inclusion1 decks3 decks
33%synergy
Pull from Tomorrow
33%inclusion1 decks3 decks
30%synergy
Reset
33%inclusion1 decks3 decks
33%synergy
Think Twice
33%inclusion1 decks3 decks
32%synergy
Sorceries
Circuits Act
100%inclusion1 decks1 decks
100%synergy
Faithless Looting
100%inclusion1 decks1 decks
84%synergy
Mystic Retrieval
100%inclusion1 decks1 decks
99%synergy
Twinflame
100%inclusion1 decks1 decks
97%synergy
Organic Extinction
67%inclusion2 decks3 decks
64%synergy
Fabricate
33%inclusion1 decks3 decks
28%synergy
Reshape
33%inclusion1 decks3 decks
32%synergy
Clowning Around
33%inclusion1 decks3 decks
33%synergy
Deep Analysis
33%inclusion1 decks3 decks
31%synergy
Pull from the Deep
33%inclusion1 decks3 decks
33%synergy
Runic Repetition
33%inclusion1 decks3 decks
33%synergy
Sevinne's Reclamation
33%inclusion1 decks3 decks
26%synergy
Utility Artifacts
Heartstone
67%inclusion2 decks3 decks
66%synergy
Ashnod's Altar
67%inclusion2 decks3 decks
60%synergy
Lightning Greaves
67%inclusion2 decks3 decks
42%synergy
Thousand-Year Elixir
67%inclusion2 decks3 decks
65%synergy
Krark-Clan Ironworks
67%inclusion2 decks3 decks
66%synergy
Swiftfoot Boots
67%inclusion2 decks3 decks
39%synergy
Blasting Station
33%inclusion1 decks3 decks
33%synergy
Sculpting Steel
33%inclusion1 decks3 decks
31%synergy
Semblance Anvil
33%inclusion1 decks3 decks
33%synergy
Moonsilver Key
33%inclusion1 decks3 decks
32%synergy
Worldwalker Helm
33%inclusion1 decks3 decks
32%synergy
Mystic Forge
33%inclusion1 decks3 decks
30%synergy
Scourglass
33%inclusion1 decks3 decks
33%synergy
Tormod's Crypt
33%inclusion1 decks3 decks
32%synergy
Akroma's Memorial
33%inclusion1 decks3 decks
32%synergy
Doubling Cube
33%inclusion1 decks3 decks
33%synergy
Illusionist's Bracers
33%inclusion1 decks3 decks
32%synergy
Planar Bridge
33%inclusion1 decks3 decks
33%synergy
Strider Harness
33%inclusion1 decks3 decks
33%synergy
Chariot of Victory
33%inclusion1 decks3 decks
33%synergy
Unwinding Clock
33%inclusion1 decks3 decks
31%synergy
Rings of Brighthearth
33%inclusion1 decks3 decks
32%synergy
Archaeomancer's Map
33%inclusion1 decks3 decks
30%synergy
The Golden Throne
33%inclusion1 decks3 decks
33%synergy
The Enigma Jewel
33%inclusion1 decks3 decks
33%synergy
Lavaspur Boots
33%inclusion1 decks3 decks
32%synergy
Clown Car
33%inclusion1 decks3 decks
33%synergy
Dino DNA
33%inclusion1 decks3 decks
33%synergy
Elixir of Immortality
33%inclusion1 decks3 decks
32%synergy
Isochron Scepter
33%inclusion1 decks3 decks
31%synergy
Primal Amulet
33%inclusion1 decks3 decks
32%synergy
Twinning Staff
33%inclusion1 decks3 decks
32%synergy
Enchantments
There and Back Again
100%inclusion1 decks1 decks
98%synergy
Training Grounds
67%inclusion2 decks3 decks
64%synergy
Rhystic Study
33%inclusion1 decks3 decks
9%synergy
Mirrodin Besieged
33%inclusion1 decks3 decks
32%synergy
Mechanized Production
33%inclusion1 decks3 decks
30%synergy
Intruder Alarm
33%inclusion1 decks3 decks
31%synergy
Banish to Another Universe
33%inclusion1 decks3 decks
33%synergy
Freed from the Real
33%inclusion1 decks3 decks
31%synergy
Pemmin's Aura
33%inclusion1 decks3 decks
32%synergy
Secrets of the Dead
33%inclusion1 decks3 decks
32%synergy
Planeswalkers
Tezzeret the Seeker
33%inclusion1 decks3 decks
31%synergy
Utility Lands
Reliquary Tower
67%inclusion2 decks3 decks
37%synergy
Inventors' Fair
67%inclusion2 decks3 decks
63%synergy
Ancient Tomb
33%inclusion1 decks3 decks
24%synergy
Ancient Den
33%inclusion1 decks3 decks
28%synergy
Buried Ruin
33%inclusion1 decks3 decks
29%synergy
Academy Ruins
33%inclusion1 decks3 decks
28%synergy
Seat of the Synod
33%inclusion1 decks3 decks
27%synergy
Mana Artifacts
Arcane Signet
100%inclusion3 decks3 decks
28%synergy
Sol Ring
100%inclusion3 decks3 decks
16%synergy
Boros Signet
100%inclusion1 decks1 decks
80%synergy
Izzet Signet
100%inclusion1 decks1 decks
75%synergy
Talisman of Creativity
100%inclusion1 decks1 decks
72%synergy
Coveted Jewel
67%inclusion2 decks3 decks
66%synergy
Talisman of Progress
67%inclusion2 decks3 decks
41%synergy
Chromatic Orrery
67%inclusion2 decks3 decks
65%synergy
Thran Dynamo
67%inclusion2 decks3 decks
62%synergy
Gilded Lotus
67%inclusion2 decks3 decks
64%synergy
Fellwar Stone
67%inclusion2 decks3 decks
46%synergy
Azorius Signet
67%inclusion2 decks3 decks
44%synergy
Mox Opal
33%inclusion1 decks3 decks
29%synergy
Liquimetal Torque
33%inclusion1 decks3 decks
31%synergy
Powerstone Shard
33%inclusion1 decks3 decks
33%synergy
Basalt Monolith
33%inclusion1 decks3 decks
31%synergy
Nyx Lotus
33%inclusion1 decks3 decks
32%synergy
Caged Sun
33%inclusion1 decks3 decks
32%synergy
Mind Stone
33%inclusion1 decks3 decks
18%synergy
Dreamstone Hedron
33%inclusion1 decks3 decks
32%synergy
Gauntlet of Power
33%inclusion1 decks3 decks
33%synergy
Vexing Puzzlebox
33%inclusion1 decks3 decks
33%synergy
Five Hundred Year Diary
33%inclusion1 decks3 decks
33%synergy
Intelligence Bobblehead
33%inclusion1 decks3 decks
33%synergy
Perception Bobblehead
33%inclusion1 decks3 decks
33%synergy
Luck Bobblehead
33%inclusion1 decks3 decks
33%synergy
Charisma Bobblehead
33%inclusion1 decks3 decks
33%synergy
Strength Bobblehead
33%inclusion1 decks3 decks
33%synergy
Commander's Sphere
33%inclusion1 decks3 decks
21%synergy
Lands
Command Tower
100%inclusion3 decks3 decks
26%synergy
Boros Garrison
100%inclusion1 decks1 decks
87%synergy
Izzet Boilerworks
100%inclusion1 decks1 decks
86%synergy
Mystic Monastery
100%inclusion1 decks1 decks
71%synergy
Raugrin Triome
100%inclusion1 decks1 decks
75%synergy
Exotic Orchard
67%inclusion2 decks3 decks
30%synergy
Prairie Stream
67%inclusion2 decks3 decks
33%synergy
Power Depot
33%inclusion1 decks3 decks
33%synergy
The Mycosynth Gardens
33%inclusion1 decks3 decks
32%synergy
Thriving Isle
33%inclusion1 decks3 decks
31%synergy
Hall of Tagsin
33%inclusion1 decks3 decks
33%synergy
Glacial Fortress
33%inclusion1 decks3 decks
1%synergy
Thriving Heath
33%inclusion1 decks3 decks
30%synergy
Adarkar Wastes
33%inclusion1 decks3 decks
10%synergy
Sea of Clouds
33%inclusion1 decks3 decks
8%synergy
Hallowed Fountain
33%inclusion1 decks3 decks
-6%synergy
Spire of Industry
33%inclusion1 decks3 decks
30%synergy
Mystic Gate
33%inclusion1 decks3 decks
26%synergy
Glimmervoid
33%inclusion1 decks3 decks
33%synergy
Seachrome Coast
33%inclusion1 decks3 decks
28%synergy
Hengegate Pathway
33%inclusion1 decks3 decks
27%synergy
Razortide Bridge
33%inclusion1 decks3 decks
27%synergy
Deserted Beach
33%inclusion1 decks3 decks
16%synergy
Azorius Chancery
33%inclusion1 decks3 decks
20%synergy
Evolving Wilds
33%inclusion1 decks3 decks
13%synergy