Karn, Silver Golem
Doubling Cube
Umbral Mantle

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
Doubling Cube does not have summoning sickness.
10 available

   Steps

How does this combo work?
1
Activate Karn by paying 1, causing Doubling Cube to become an artifact creature until end of turn.
2
Activate Umbral Mantle's equip ability by paying 0, attaching it to Doubling Cube.
3
Float at least 10 in your mana pool.
4
Activate Doubling Cube by paying 3 and tapping it, adding at least 7.
5
Activate Doubling Cube by paying 3 and untapping it, giving it +2/+2 until end of turn.
6
Repeat from step 4.

   Results

What do I get from this combo?
Infinitely large Doubling Cube until end of turn
Infinite mana permanents you control can produce
Infinite untap of creatures you control
Infinite mana creatures you control can produce
Infinitely large creature until end of turn
Ozai, the Phoenix King
0.0%inclusion1 decks2.71K decks
Top Commanders
Karn, Silver Golem
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1.1%inclusion10 decks916 decks
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0.1%inclusion4 decks5.46K decks
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0.1%inclusion2 decks2.04K decks
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0.0%inclusion1 decks27.3K decks
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0.2%inclusion1 decks445 decks
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0.0%inclusion1 decks4.80K decks
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0.0%inclusion1 decks2.70K decks
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0.0%inclusion1 decks5.53K decks
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0.0%inclusion1 decks3.98K decks
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0.9%inclusion1 decks107 decks
New Cards
Fated Firepower
100%inclusion2 decks2 decks
98%synergy
Redirect Lightning
100%inclusion2 decks2 decks
96%synergy
Sozin's Comet
100%inclusion2 decks2 decks
97%synergy
Zuko, Exiled Prince
100%inclusion2 decks2 decks
99%synergy
Avatar Roku, Firebender
100%inclusion1 decks1 decks
98%synergy
High Synergy Cards
Voltaic Construct
95%inclusion55 decks58 decks
95%synergy
Voltaic Key
86%inclusion50 decks58 decks
85%synergy
Rings of Brighthearth
84%inclusion49 decks58 decks
83%synergy
Staff of Domination
81%inclusion47 decks58 decks
80%synergy
Clock of Omens
79%inclusion46 decks58 decks
78%synergy
Karn, the Great Creator
79%inclusion46 decks58 decks
78%synergy
Mystic Forge
81%inclusion47 decks58 decks
78%synergy
Ugin, the Ineffable
79%inclusion46 decks58 decks
78%synergy
Forsaken Monument
79%inclusion46 decks58 decks
78%synergy
Inventors' Fair
81%inclusion47 decks58 decks
77%synergy
Top Cards
Metalworker
78%inclusion45 decks58 decks
77%synergy
Foundry Inspector
78%inclusion45 decks58 decks
73%synergy
Sensei's Divining Top
76%inclusion44 decks58 decks
71%synergy
Krark-Clan Ironworks
71%inclusion41 decks58 decks
70%synergy
Manifold Key
69%inclusion40 decks58 decks
67%synergy
Unwinding Clock
67%inclusion39 decks58 decks
65%synergy
Palladium Myr
60%inclusion35 decks58 decks
58%synergy
All Is Dust
57%inclusion33 decks58 decks
55%synergy
Sculpting Steel
55%inclusion32 decks58 decks
53%synergy
Walking Ballista
52%inclusion30 decks58 decks
49%synergy
Game Changers
Mana Vault
64%inclusion37 decks58 decks
58%synergy
Grim Monolith
59%inclusion34 decks58 decks
57%synergy
Ancient Tomb
55%inclusion32 decks58 decks
46%synergy
The One Ring
53%inclusion31 decks58 decks
45%synergy
Jeska's Will
50%inclusion3 decks6 decks
34%synergy
Mishra's Workshop
33%inclusion19 decks58 decks
32%synergy
Mox Diamond
22%inclusion13 decks58 decks
18%synergy
Field of the Dead
6.9%inclusion4 decks58 decks
4%synergy
Lion's Eye Diamond
5.2%inclusion3 decks58 decks
3%synergy
Creatures
Vindictive Warden
100%inclusion1 decks1 decks
99%synergy
Fire Lord Ozai
100%inclusion1 decks1 decks
99%synergy
Ran and Shaw
100%inclusion1 decks1 decks
99%synergy
Azula, On the Hunt
100%inclusion1 decks1 decks
99%synergy
Zuko, Firebending Master
100%inclusion1 decks1 decks
97%synergy
Firebending Student
100%inclusion1 decks1 decks
97%synergy
Yuyan Archers
50%inclusion1 decks2 decks
50%synergy
Scrap Trawler
48%inclusion28 decks58 decks
46%synergy
Liberator, Urza's Battlethopter
45%inclusion26 decks58 decks
44%synergy
Cogwork Assembler
41%inclusion24 decks58 decks
41%synergy
Kuldotha Forgemaster
41%inclusion24 decks58 decks
41%synergy
Myr Retriever
36%inclusion21 decks58 decks
34%synergy
Myr Welder
34%inclusion20 decks58 decks
34%synergy
Karn, Legacy Reforged
34%inclusion20 decks58 decks
34%synergy
Glaring Fleshraker
34%inclusion15 decks44 decks
33%synergy
Blightsteel Colossus
28%inclusion16 decks58 decks
26%synergy
Junk Diver
26%inclusion15 decks58 decks
25%synergy
Shimmer Myr
26%inclusion15 decks58 decks
25%synergy
Jhoira's Familiar
26%inclusion15 decks58 decks
24%synergy
Toymaker
24%inclusion14 decks58 decks
24%synergy
Pili-Pala
24%inclusion14 decks58 decks
24%synergy
Wandering Archaic
24%inclusion14 decks58 decks
23%synergy
Scarecrone
22%inclusion13 decks58 decks
22%synergy
Coretapper
21%inclusion12 decks58 decks
20%synergy
Myr Galvanizer
19%inclusion11 decks58 decks
19%synergy
Hedron Crawler
19%inclusion11 decks58 decks
19%synergy
Abstruse Archaic
17%inclusion10 decks58 decks
17%synergy
Mycosynth Golem
17%inclusion10 decks58 decks
17%synergy
Soul of New Phyrexia
17%inclusion10 decks58 decks
17%synergy
Cathodion
16%inclusion9 decks58 decks
15%synergy
Painter's Servant
16%inclusion9 decks58 decks
15%synergy
Scrapyard Recombiner
16%inclusion9 decks58 decks
15%synergy
Syr Ginger, the Meal Ender
16%inclusion9 decks58 decks
15%synergy
Endbringer
16%inclusion9 decks58 decks
15%synergy
Millikin
16%inclusion9 decks58 decks
14%synergy
Wurmcoil Engine
16%inclusion9 decks58 decks
14%synergy
Myr Battlesphere
16%inclusion9 decks58 decks
14%synergy
Spawnsire of Ulamog
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14%synergy
Cryptic Trilobite
14%inclusion8 decks58 decks
14%synergy
Manakin
14%inclusion8 decks58 decks
13%synergy
Skittering Cicada
14%inclusion8 decks58 decks
13%synergy
Cryptothrall
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13%synergy
Plague Myr
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13%synergy
Kozilek, Butcher of Truth
14%inclusion8 decks58 decks
12%synergy
Crashing Drawbridge
14%inclusion8 decks58 decks
12%synergy
Su-Chi
12%inclusion7 decks58 decks
12%synergy
Farmstead Gleaner
12%inclusion7 decks58 decks
12%synergy
Lodestone Golem
12%inclusion7 decks58 decks
12%synergy
Metalwork Colossus
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11%synergy
Solemn Simulacrum
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-1%synergy
Instants
The Last Agni Kai
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96%synergy
Fire Nation Attacks
50%inclusion1 decks2 decks
49%synergy
Pyroblast
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44%synergy
Null Elemental Blast
35%inclusion16 decks46 decks
34%synergy
Warping Wail
33%inclusion19 decks58 decks
32%synergy
Kozilek's Command
20%inclusion9 decks44 decks
20%synergy
Eldrazi Confluence
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15%synergy
Eldritch Immunity
16%inclusion7 decks44 decks
15%synergy
Spatial Contortion
16%inclusion9 decks58 decks
15%synergy
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8%synergy
Not of This World
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6%synergy
Scour from Existence
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5%synergy
Sorceries
Day of Black Sun
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99%synergy
Ozai's Cruelty
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50%synergy
Selective Obliteration
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15%synergy
Rise of the Eldrazi
14%inclusion8 decks58 decks
13%synergy
Introduction to Annihilation
8.6%inclusion5 decks58 decks
8%synergy
Utility Artifacts
Heartstone
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50%synergy
Cloud Key
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48%synergy
Darksteel Forge
43%inclusion25 decks58 decks
42%synergy
Ashnod's Altar
41%inclusion24 decks58 decks
35%synergy
Lithoform Engine
38%inclusion22 decks58 decks
37%synergy
Moonsilver Key
38%inclusion22 decks58 decks
37%synergy
Expedition Map
38%inclusion22 decks58 decks
35%synergy
Planar Bridge
36%inclusion21 decks58 decks
36%synergy
Mycosynth Lattice
36%inclusion21 decks58 decks
35%synergy
Magistrate's Scepter
29%inclusion17 decks58 decks
29%synergy
Nim Deathmantle
29%inclusion17 decks58 decks
29%synergy
Chimil, the Inner Sun
29%inclusion17 decks58 decks
28%synergy
Sword of the Paruns
28%inclusion16 decks58 decks
27%synergy
Mind's Eye
28%inclusion16 decks58 decks
27%synergy
Strionic Resonator
28%inclusion16 decks58 decks
25%synergy
Lightning Greaves
28%inclusion16 decks58 decks
3%synergy
Semblance Anvil
26%inclusion15 decks58 decks
25%synergy
Mirage Mirror
26%inclusion15 decks58 decks
25%synergy
Aetherflux Reservoir
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23%synergy
Memory Jar
22%inclusion13 decks58 decks
22%synergy
Mirrorworks
21%inclusion12 decks58 decks
20%synergy
Contagion Engine
21%inclusion12 decks58 decks
20%synergy
Nevinyrral's Disk
21%inclusion12 decks58 decks
20%synergy
Helm of the Host
21%inclusion12 decks58 decks
18%synergy
The Immortal Sun
19%inclusion11 decks58 decks
18%synergy
Spine of Ish Sah
19%inclusion11 decks58 decks
18%synergy
The Endstone
18%inclusion3 decks17 decks
17%synergy
Energy Chamber
17%inclusion10 decks58 decks
17%synergy
Animation Module
17%inclusion10 decks58 decks
17%synergy
Realmbreaker, the Invasion Tree
17%inclusion10 decks58 decks
17%synergy
Maskwood Nexus
17%inclusion10 decks58 decks
15%synergy
Grindstone
16%inclusion9 decks58 decks
15%synergy
Tamiyo's Journal
16%inclusion9 decks58 decks
15%synergy
Helm of Awakening
16%inclusion9 decks58 decks
15%synergy
Scroll Rack
16%inclusion9 decks58 decks
14%synergy
Portal to Phyrexia
16%inclusion9 decks58 decks
14%synergy
Phyrexian Altar
16%inclusion9 decks58 decks
12%synergy
Rocket Launcher
14%inclusion8 decks58 decks
14%synergy
Blasting Station
14%inclusion8 decks58 decks
13%synergy
Defense Grid
14%inclusion8 decks58 decks
13%synergy
Sands of Time
12%inclusion7 decks58 decks
12%synergy
Gonti's Aether Heart
12%inclusion7 decks58 decks
12%synergy
Torpor Orb
12%inclusion7 decks58 decks
12%synergy
Darksteel Monolith
12%inclusion7 decks58 decks
11%synergy
Illusionist's Bracers
12%inclusion7 decks58 decks
11%synergy
Altar of Dementia
12%inclusion7 decks58 decks
10%synergy
Commander's Plate
12%inclusion7 decks58 decks
10%synergy
Goblin Cannon
10%inclusion6 decks58 decks
10%synergy
Planar Portal
10%inclusion6 decks58 decks
10%synergy
Salvaging Station
10%inclusion6 decks58 decks
10%synergy
Enchantments
The Legend of Roku
100%inclusion1 decks1 decks
97%synergy
The Rise of Sozin
50%inclusion1 decks2 decks
49%synergy
Echoes of Eternity
39%inclusion17 decks44 decks
38%synergy
Planeswalkers
Tezzeret, Cruel Captain
42%inclusion8 decks19 decks
40%synergy
Ugin, Eye of the Storms
38%inclusion10 decks26 decks
37%synergy
Ugin, the Spirit Dragon
29%inclusion17 decks58 decks
28%synergy
Karn, Living Legacy
24%inclusion14 decks58 decks
24%synergy
Karn Liberated
14%inclusion8 decks58 decks
14%synergy
Karn, Scion of Urza
6.9%inclusion4 decks58 decks
7%synergy
Utility Lands
Buried Ruin
67%inclusion39 decks58 decks
62%synergy
Deserted Temple
64%inclusion37 decks58 decks
63%synergy
Urza's Power Plant
62%inclusion36 decks58 decks
60%synergy
Urza's Mine
62%inclusion36 decks58 decks
60%synergy
Urza's Tower
62%inclusion36 decks58 decks
60%synergy
War Room
62%inclusion36 decks58 decks
56%synergy
Darksteel Citadel
57%inclusion33 decks58 decks
53%synergy
Thespian's Stage
55%inclusion32 decks58 decks
53%synergy
Urza's Saga
53%inclusion31 decks58 decks
46%synergy
Shrine of the Forsaken Gods
52%inclusion30 decks58 decks
50%synergy
Reliquary Tower
48%inclusion28 decks58 decks
18%synergy
Scorched Ruins
47%inclusion27 decks58 decks
46%synergy
Urza's Workshop
45%inclusion26 decks58 decks
44%synergy
Crystal Vein
45%inclusion26 decks58 decks
44%synergy
Sanctum of Ugin
40%inclusion23 decks58 decks
39%synergy
Blast Zone
38%inclusion22 decks58 decks
37%synergy
Emergence Zone
36%inclusion21 decks58 decks
34%synergy
Strip Mine
36%inclusion21 decks58 decks
34%synergy
Zhalfirin Void
34%inclusion20 decks58 decks
34%synergy
Mikokoro, Center of the Sea
34%inclusion20 decks58 decks
33%synergy
Treasure Vault
33%inclusion19 decks58 decks
30%synergy
Command Beacon
33%inclusion19 decks58 decks
28%synergy
Petrified Field
29%inclusion17 decks58 decks
29%synergy
Wasteland
29%inclusion17 decks58 decks
28%synergy
Karn's Bastion
29%inclusion17 decks58 decks
25%synergy
Urza's Factory
28%inclusion16 decks58 decks
27%synergy
Bonders' Enclave
28%inclusion16 decks58 decks
25%synergy
Scavenger Grounds
28%inclusion16 decks58 decks
24%synergy
Rogue's Passage
28%inclusion16 decks58 decks
7%synergy
Arcane Lighthouse
26%inclusion15 decks58 decks
24%synergy
Sequestered Stash
24%inclusion14 decks58 decks
24%synergy
Miren, the Moaning Well
24%inclusion14 decks58 decks
24%synergy
Haunted Fengraf
24%inclusion14 decks58 decks
24%synergy
Blasted Landscape
24%inclusion14 decks58 decks
24%synergy
Sea Gate Wreckage
24%inclusion14 decks58 decks
24%synergy
Geier Reach Sanitarium
24%inclusion14 decks58 decks
21%synergy
Fomori Vault
19%inclusion9 decks47 decks
18%synergy
Tomb of the Spirit Dragon
19%inclusion11 decks58 decks
18%synergy
City of Traitors
19%inclusion11 decks58 decks
18%synergy
Temple of the False God
19%inclusion11 decks58 decks
10%synergy
Vesuva
17%inclusion10 decks58 decks
16%synergy
Nesting Grounds
17%inclusion10 decks58 decks
15%synergy
Labyrinth of Skophos
16%inclusion9 decks58 decks
15%synergy
High Market
16%inclusion9 decks58 decks
13%synergy
Fountainport
14%inclusion6 decks42 decks
13%synergy
Nephalia Academy
14%inclusion8 decks58 decks
14%synergy
Underdark Rift
14%inclusion8 decks58 decks
14%synergy
Cryptic Caves
14%inclusion8 decks58 decks
13%synergy
Arch of Orazca
14%inclusion8 decks58 decks
13%synergy
Throne of the High City
12%inclusion7 decks58 decks
12%synergy
Mana Artifacts
Sol Ring
100%inclusion58 decks58 decks
16%synergy
Basalt Monolith
95%inclusion55 decks58 decks
92%synergy
Thran Dynamo
84%inclusion49 decks58 decks
80%synergy
Everflowing Chalice
66%inclusion38 decks58 decks
61%synergy
Thought Vessel
59%inclusion34 decks58 decks
41%synergy
Mind Stone
55%inclusion32 decks58 decks
40%synergy
Mox Opal
36%inclusion21 decks58 decks
32%synergy
Dreamstone Hedron
34%inclusion20 decks58 decks
34%synergy
Liquimetal Torque
33%inclusion19 decks58 decks
30%synergy
Gilded Lotus
33%inclusion19 decks58 decks
30%synergy
Hedron Archive
31%inclusion18 decks58 decks
28%synergy
Worn Powerstone
29%inclusion17 decks58 decks
27%synergy
Chromatic Orrery
26%inclusion15 decks58 decks
25%synergy
The Mightstone and Weakstone
21%inclusion12 decks58 decks
20%synergy
Lotus Petal
19%inclusion11 decks58 decks
12%synergy
Mana Crypt
17%inclusion10 decks58 decks
15%synergy
Coveted Jewel
16%inclusion9 decks58 decks
14%synergy
Empowered Autogenerator
12%inclusion7 decks58 decks
12%synergy
Honor-Worn Shaku
12%inclusion7 decks58 decks
12%synergy
Fellwar Stone
12%inclusion7 decks58 decks
-9%synergy
Powerstone Shard
10%inclusion6 decks58 decks
10%synergy
Blinkmoth Urn
10%inclusion6 decks58 decks
10%synergy
Jeweled Lotus
10%inclusion6 decks58 decks
8%synergy
Thran Turbine
8.6%inclusion5 decks58 decks
9%synergy
The Irencrag
8.6%inclusion5 decks58 decks
8%synergy
Stonespeaker Crystal
8.6%inclusion5 decks58 decks
8%synergy
Bender's Waterskin
7.7%inclusion1 decks13 decks
6%synergy
Paradise Mantle
6.9%inclusion4 decks58 decks
6%synergy
Staff of Compleation
6.9%inclusion4 decks58 decks
6%synergy
Sisay's Ring
5.2%inclusion3 decks58 decks
5%synergy
Sceptre of Eternal Glory
5.2%inclusion3 decks58 decks
4%synergy
Sonic Screwdriver
5.2%inclusion3 decks58 decks
4%synergy
Patriar's Seal
5.2%inclusion3 decks58 decks
4%synergy
Arcane Signet
5.2%inclusion3 decks58 decks
-67%synergy
Lands
The Mycosynth Gardens
60%inclusion35 decks58 decks
59%synergy
Urza's Cave
52%inclusion24 decks46 decks
49%synergy
Crystal Grotto
24%inclusion14 decks58 decks
23%synergy
Hall of Tagsin
19%inclusion11 decks58 decks
19%synergy
The Grey Havens
19%inclusion11 decks58 decks
18%synergy
Cavern of Souls
19%inclusion11 decks58 decks
12%synergy
Gallifrey Council Chamber
16%inclusion9 decks58 decks
15%synergy
Planar Nexus
15%inclusion7 decks46 decks
15%synergy
Gemstone Caverns
10%inclusion6 decks58 decks
5%synergy
Talon Gates of Madara
9.1%inclusion4 decks44 decks
7%synergy
Mirrex
8.6%inclusion5 decks58 decks
8%synergy
Demolition Field
8.6%inclusion5 decks58 decks
6%synergy
Conduit Pylons
8.5%inclusion4 decks47 decks
8%synergy
Hidden Grotto
7.1%inclusion3 decks42 decks
6%synergy
Plaza of Heroes
5.2%inclusion3 decks58 decks
3%synergy
Spire of Industry
5.2%inclusion3 decks58 decks
2%synergy
Reflecting Pool
5.2%inclusion3 decks58 decks
0%synergy
Exotic Orchard
5.2%inclusion3 decks58 decks
-31%synergy