Art: Grzegorz Rutkowski · ™ & © Wizards of the Coast

Karn, Legacy Reforged

Legendary Artifact Creature — Golem · from $19.10

Karn's power and toughness are each equal to the greatest mana value among artifacts you control. At the beginning of your upkeep, add {C} for each artifact you control. This mana can't be spent to cast nonartifact spells. Until end of turn, you don't lose this mana as steps and phases end.

Build with this commander Start with a starter shell Card details, printings & prices

A typical Commander deck

A starting template, not a rule — counts to fill in around the commander.

Lands3736–38 for most decks; fewer with cheap curves
Ramp10mana rocks, dorks, land ramp — mostly 2–3 mana
Card draw10repeatable engines beat one-shot cantrips
Targeted removal6answers for creatures AND artifacts/enchantments
Board wipes3sweepers reset boards you've lost
Synergy & win conditions33the deck's actual plan

Staples in these colors

The 100 cards that fit this color identity in the most EDHREC decklists (EDHREC rank via Scryfall).

Budget

53 of 100 at $5 or less · 32 at $1 or less

#	Card	Type	MV	Price
1	Sol Ring	Artifact	1	$1.07
2	Command Tower	Land	0	$0.26
3	Arcane Signet	Artifact	2	$0.34
4	Exotic Orchard	Land	0	$0.19
5	Reliquary Tower	Land	0	$4.28
6	Swiftfoot Boots	Artifact	2	$1.43
7	Lightning Greaves	Artifact	2	$3.86
8	Path of Ancestry	Land	0	$0.16
9	Fellwar Stone	Artifact	2	$0.47
10	Rogue's Passage	Land	0	$0.31
11	Evolving Wilds	Land	0	$0.09
12	Thought Vessel	Artifact	2	$2.23
13	Terramorphic Expanse	Land	0	$0.10
14	Myriad Landscape	Land	0	$0.25
15	Mind Stone	Artifact	2	$0.21
16	Polluted Delta	Land	0	$19.85
17	Flooded Strand	Land	0	$12.78
18	Skullclamp	Artifact	1	$4.85
19	Solemn Simulacrum	Creature	4	$0.27
20	Misty Rainforest	Land	0	$35.98
21	Bloodstained Mire	Land	0	$14.54
22	Fabled Passage	Land	0	$0.65
23	Windswept Heath	Land	0	$11.19
24	Wooded Foothills	Land	0	$17.96
25	Verdant Catacombs	Land	0	$29.16
26	Scalding Tarn	Land	0	$36.86
27	Marsh Flats	Land	0	$32.04
28	Commander's Sphere	Artifact	3	$0.19
29	Arid Mesa	Land	0	$31.40
30	Ancient Tomb	Land	0	$56.94
31	Urborg, Tomb of Yawgmoth	Land	0	$56.13
32	Yavimaya, Cradle of Growth	Land	0	$16.76
33	Temple of the False God	Land	0	$0.19
34	Chromatic Lantern	Artifact	3	$0.38
35	City of Brass	Land	0	$9.17
36	The One Ring	Artifact	4	$109.88
37	Cavern of Souls	Land	0	$47.72
38	Mana Confluence	Land	0	$34.75
39	Urza's Saga	Enchantment	0	$34.67
40	Lotus Petal	Artifact	0	$35.11
41	Wayfarer's Bauble	Artifact	1	$0.31
42	Roaming Throne	Creature	4	$47.06
43	Ashnod's Altar	Artifact	3	$8.15
44	War Room	Land	0	$0.79
45	Herald's Horn	Artifact	3	$2.88
46	Mana Vault	Artifact	1	$91.59
47	Chrome Mox	Artifact	0	$51.19
48	Nykthos, Shrine to Nyx	Land	0	$45.68
49	Reflecting Pool	Land	0	$5.50
50	Three Tree City	Land	0	$29.09
51	Gemstone Caverns	Land	0	$62.05
52	Command Beacon	Land	0	$7.99
53	Idol of Oblivion	Artifact	2	$2.40
54	Prismatic Vista	Land	0	$28.10
55	Buried Ruin	Land	0	$0.38
56	Thran Dynamo	Artifact	4	$1.94
57	Patchwork Banner	Artifact	3	$1.52
58	Mox Amber	Artifact	0	$86.45
59	Karn's Bastion	Land	0	$2.51
60	Ash Barrens	Land	0	$0.15
61	Secluded Courtyard	Land	0	$0.31
62	Ornithopter of Paradise	Creature	2	$0.35
63	Sensei's Divining Top	Artifact	1	$36.48
64	Sword of the Animist	Artifact	2	$2.79
65	Mithril Coat	Artifact	3	$27.09
66	Mox Opal	Artifact	0	$229.58
67	Unclaimed Territory	Land	0	$0.30
68	Mox Diamond	Artifact	0	$1108.66
69	Foundry Inspector	Creature	3	$0.28
70	Everflowing Chalice	Artifact	0	$0.28
71	Basilisk Collar	Artifact	1	$2.73
72	Academy Manufactor	Creature	3	$8.00
73	Inventors' Fair	Land	0	$15.74
74	Panharmonicon	Artifact	4	$4.98
75	Jet Medallion	Artifact	2	$13.02
76	Darksteel Citadel	Artifact	0	$0.45
77	Ruby Medallion	Artifact	2	$14.04
78	Scavenger Grounds	Land	0	$0.23
79	The Ozolith	Artifact	1	$60.88
80	Shadowspear	Artifact	1	$21.06
81	Phyrexian Altar	Artifact	3	$54.22
82	Urza's Incubator	Artifact	3	$19.87
83	Decanter of Endless Water	Artifact	3	$3.00
84	Whispersilk Cloak	Artifact	3	$2.16
85	Blackblade Reforged	Artifact	2	$2.72
86	Sapphire Medallion	Artifact	2	$7.88
87	Aetherflux Reservoir	Artifact	4	$19.85
88	Vanquisher's Banner	Artifact	5	$2.27
89	Spire of Industry	Land	0	$0.23
90	Helm of the Host	Artifact	4	$5.22
91	Demolition Field	Land	0	$0.31
92	Gilded Lotus	Artifact	5	$0.62
93	Mystic Forge	Artifact	4	$2.58
94	High Market	Land	0	$0.39
95	Walking Ballista	Creature	0	$5.52
96	Psychosis Crawler	Creature	5	$0.68
97	Pearl Medallion	Artifact	2	$6.51
98	Urza's Cave	Land	0	$2.47
99	Geier Reach Sanitarium	Land	0	$0.76
100	Expedition Map	Artifact	1	$1.36

Curve of these staples

Combos with Karn, Legacy Reforged

9 combos using this commander that fit its color identity, from Commander Spellbook.

Karn, Legacy Reforged + The Peregrine Dynamo + Voltaic Construct
Infinite colorless mana that can't be spent to cast nonartifact spells
How it works on Commander Spellbook
Build around this combo
Basalt Monolith + Clock of Omens + Karn, Legacy Reforged + Lithoform Engine + Staff of Domination
Infinite colorless mana that can't be spent to cast nonartifact spells · Infinite mana artifacts you control can produce · Infinite untap of artifacts you control · Infinite colorless mana · Infinite lifegain triggers · Infinite lifegain · Infinite card draw · Infinite untap of creatures you control · Infinite draw triggers · Infinite mana creatures you control can produce
How it works on Commander Spellbook
Build around this combo
Basalt Monolith + Clock of Omens + Karn, Legacy Reforged + Staff of Domination + Strionic Resonator
Infinite card draw · Infinite colorless mana that can't be spent to cast nonartifact spells · Infinite mana artifacts you control can produce · Infinite untap of artifacts you control · Infinite colorless mana · Infinite lifegain triggers · Infinite lifegain · Infinite untap of creatures you control · Infinite draw triggers · Infinite mana creatures you control can produce
How it works on Commander Spellbook
Build around this combo
Basalt Monolith + Clock of Omens + Grim Monolith + Karn, Legacy Reforged + Lithoform Engine
Infinite colorless mana that can't be spent to cast nonartifact spells · Infinite mana artifacts you control can produce · Infinite untap of artifacts you control · Infinite colorless mana
How it works on Commander Spellbook
Build around this combo
Karn, Legacy Reforged + Karn, Silver Golem + Lithoform Engine + Voltaic Construct
Infinite colorless mana that can't be spent to cast nonartifact spells · Infinite untap of artifact creatures you control
How it works on Commander Spellbook
Build around this combo
Basalt Monolith + Clock of Omens + Grim Monolith + Karn, Legacy Reforged + Strionic Resonator
Infinite colorless mana that can't be spent to cast nonartifact spells · Infinite mana artifacts you control can produce · Infinite untap of artifacts you control · Infinite colorless mana
How it works on Commander Spellbook
Build around this combo
Clock of Omens + Grim Monolith + Karn, Legacy Reforged + Lithoform Engine + Staff of Domination
Infinite colorless mana that can't be spent to cast nonartifact spells · Infinite mana artifacts you control can produce · Infinite untap of artifacts you control · Infinite colorless mana · Infinite lifegain triggers · Infinite lifegain · Infinite card draw · Infinite untap of creatures you control · Infinite draw triggers · Infinite mana creatures you control can produce
How it works on Commander Spellbook
Build around this combo
Clock of Omens + Grim Monolith + Karn, Legacy Reforged + Staff of Domination + Strionic Resonator
Infinite colorless mana that can't be spent to cast nonartifact spells · Infinite mana artifacts you control can produce · Infinite untap of artifacts you control · Infinite colorless mana · Infinite lifegain triggers · Infinite lifegain · Infinite card draw · Infinite untap of creatures you control · Infinite draw triggers · Infinite mana creatures you control can produce
How it works on Commander Spellbook
Build around this combo
Karn, Legacy Reforged + Karn, Silver Golem + Strionic Resonator + Voltaic Construct
Infinite colorless mana that can't be spent to cast nonartifact spells · Infinite untap of artifact creatures you control
How it works on Commander Spellbook
Build around this combo

Card data and images courtesy of Scryfall; popularity ranking from EDHREC decklist data included in Scryfall bulk. Combo data courtesy of Commander Spellbook. Deckwarden is unofficial Fan Content and is not endorsed by Wizards of the Coast.

Commanders