EDH Optimizer
Karn, Legacy Reforged
Legendary Artifact Creature — Golem · 5
Color identity: Colorless
Karn, Legacy Reforged is colorless: its deck can only run colorless cards (artifacts, Eldrazi and colorless lands).
Rules text:
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.
Reference price of the card: €12.94
Average lands in decks for Karn, Legacy Reforged: 34
ArtifactsComboRampBig ManaAffinityHistoricVoltronEquipment
Build your Karn, Legacy Reforged deck step by step, with in-depth analysis and AI optimization of your list.
🛠️ Build a deck for Karn, Legacy Reforged 📥 Analyze my deck🎲 How the average Karn, Legacy Reforged deck starts over 4,000 games
The list people actually play (the 99 most-included cards, with its average land count), simulated with the EDH Optimizer engine: hands, mulligans, lands, curve and commander. It does not model opponents; it measures whether the plan gets going.
Deck health of the average list: B (71/100)
- Consistency85
- Speed64
- Interaction78
- Resilience92
- Closing59
See the cards of the average deck · 99 cards, 34 lands (24 nonbasic, 10 Wastes)
Sol Ring · Forsaken Monument · Foundry Inspector · Mystic Forge · All Is Dust · Thran Dynamo · Unwinding Clock · Palladium Myr · Sculpting Steel · Cloud Key · Jhoira's Familiar · Ugin, the Ineffable · Darksteel Forge · Mind Stone · Liberator, Urza's Battlethopter · Everflowing Chalice · Null Elemental Blast · Metalwork Colossus · Thought Vessel · Mycosynth Golem · Blightsteel Colossus · Hedron Archive · Mind's Eye · Scrap Trawler · Karn, Living Legacy · Meteor Golem · Solemn Simulacrum · Steel Overseer · Manifold Key · Myr Retriever · Shimmer Myr · Basalt Monolith · Cryptothrall · Darksteel Colossus · Echoes of Eternity · Lodestone Golem · Wurmcoil Engine · Commander's Plate · Darksteel Monolith · Planar Bridge · Ugin, Eye of the Storms · Warping Wail · Lightning Greaves · Steel Hellkite · Cityscape Leveler · Swiftfoot Boots · Walking Ballista · Platinum Angel · Chimil, the Inner Sun · Sensei's Divining Top · Karn, the Great Creator · Stonecoil Serpent · Worn Powerstone · Mirrorworks · Myr Battlesphere · Kuldotha Forgemaster · Voltaic Key · Eldritch Immunity · Portal to Phyrexia · Nettlecyst · Krang, Utrom Warlord · The One Ring · Cybermen Squadron · Dreamstone Hedron · Metalworker · Urza's Mine · Urza's Power Plant · Urza's Tower · Darksteel Citadel · Buried Ruin · Shrine of the Forsaken Gods · Reliquary Tower · Inventors' Fair · War Room · Rogue's Passage · Urza's Workshop · Urza's Cave · Tomb of the Spirit Dragon · Urza's Saga · Temple of the False God · Bonders' Enclave · Urza's Factory · The Mycosynth Gardens · Thespian's Stage · Treasure Vault · Zhalfirin Void · Blast Zone · Fomori Vault · Karn's Bastion
🃏 Recommended cards for Karn, Legacy Reforged
The highest-synergy cards in decks for Karn, Legacy Reforged, with their inclusion rate.
| Card | Inclusion | Synergy |
|---|---|---|
| Darksteel Forge | 65% | +42% |
| Karn, Living Legacy | 52% | +41% |
| Mycosynth Golem | 57% | +40% |
| Lodestone Golem | 48% | +38% |
| Darksteel Colossus | 49% | +38% |
| Foundry Inspector | 86% | +36% |
| Cloud Key | 67% | +36% |
| Sculpting Steel | 68% | +35% |
| Metalwork Colossus | 62% | +35% |
| Blightsteel Colossus | 56% | +33% |
| Wurmcoil Engine | 48% | +31% |
| Cryptothrall | 49% | +31% |
| Unwinding Clock | 72% | +31% |
| Jhoira's Familiar | 66% | +30% |
| Darksteel Citadel | 80% | +30% |
| Mirrorworks | 38% | +30% |
| Planar Bridge | 46% | +29% |
| Shimmer Myr | 50% | +29% |
| Scrap Trawler | 54% | +28% |
| Platinum Angel | 42% | +28% |
| Mind's Eye | 55% | +26% |
| Steel Hellkite | 45% | +26% |
| Cityscape Leveler | 43% | +26% |
| Myr Retriever | 50% | +25% |
💰 The best cards for your Karn, Legacy Reforged deck, by budget
Three tiers based on the maximum price PER CARD you are willing to pay. Paste your list and hit Optimize: you pick that cap and the AI only suggests swaps that fit under it.
Tier 1 · Budget up to €2/card
The most value for almost nothing. Coming from a precon? Start here.
- Karn, Living Legacy
- Lodestone Golem
- Darksteel Colossus
- Foundry Inspector
- Sculpting Steel
- Metalwork Colossus
Tier 2 · Balanced up to €10/card
The real step up: pieces that are no longer cheap but still sensible.
- Cloud Key
- Wurmcoil Engine
- Platinum Angel
- Cityscape Leveler
- Walking Ballista
- Karn, the Great Creator
Tier 3 · No cap no cap
The cards your price cap was hiding from you.
- Darksteel Forge
- Mycosynth Golem
- Blightsteel Colossus
- Cryptothrall
- Unwinding Clock
- Cybermen Squadron
Reference prices (cheapest English printing). They change daily.
♾️ Known combos with Karn, Legacy Reforged
- Basalt Monolith + Forsaken Monument → Infinite colorless mana
- Sensei's Divining Top + Foundry Inspector + Mystic Forge → Infinite card draw, Near-infinite storm count, Infinite draw triggers
- Rings of Brighthearth + Basalt Monolith → Infinite colorless mana
- Sensei's Divining Top + Mystic Forge + Cloud Key → Infinite card draw, Near-infinite storm count, Infinite draw triggers
- Scrap Trawler + Myr Retriever + Krark-Clan Ironworks + Foundry Inspector → Infinite artifact ETB, Infinite artifact LTB, Infinite artifact sacrifice triggers, Infinite creature ETB, Infinite creature LTB, Infinite colorless mana, Infinite death triggers, Infinite creature sacrifice triggers, Infinite storm count
- Sensei's Divining Top + Glaring Fleshraker + Mystic Forge → Infinite card draw, Infinite draw triggers, Near-infinite storm count, Near-infinite damage, Near-infinite creature ETB, Near-infinite creature LTB, Near-infinite death triggers, Near-infinite creature sacrifice triggers
Other commanders
Frequently asked questions
What is Karn, Legacy Reforged's color identity?
Karn, Legacy Reforged is colorless: its deck can only run colorless cards (artifacts, Eldrazi and colorless lands). Color identity comes from every mana symbol on the card, including those in the rules text, not just the casting cost.
What turn does Karn, Legacy Reforged come down, and how often does the deck get stuck?
In the average Karn, Legacy Reforged deck (the 99 cards most played with it, with 34 lands), simulated 4,000 times, the commander comes down on turn 4.2 on average and is on the battlefield before turn 7 in 97 % of games. It misses at least one land drop in the first six turns 12 % of the time and floods 11 %. Deck health: B (71/100).
How many lands should a Karn, Legacy Reforged deck run?
Real Karn, Legacy Reforged decks run 34 lands on average. That is a starting point, not a rule: a lower curve can shave one or two, big-mana builds want more. The EDH Optimizer simulator tells you, over 10,000 games, how often you get mana screwed or flooded with your exact count.
What are the best cards for Karn, Legacy Reforged?
The three highest-synergy cards are Darksteel Forge, Karn, Living Legacy, Mycosynth Golem. This page lists the top 24 with their real inclusion rate in Karn, Legacy Reforged decks.
What combos does Karn, Legacy Reforged have?
Karn, Legacy Reforged has 6 known combos. The most popular one is Basalt Monolith + Forsaken Monument. Note that two-card combos raise your deck's bracket, so it is worth knowing which ones you are running before you sit down.
How much does a Karn, Legacy Reforged deck cost?
You can start cheap: Karn, Living Legacy, Lodestone Golem, Darksteel Colossus are under €2 each. The "Level up" section on this page splits the best cards into three price caps PER CARD (up to €2, up to €10 and no cap), and the optimizer only suggests swaps that fit the cap you pick.