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Krark-Clan Ironworks

Artifact

Sacrifice an artifact: Add {C}{C}.

CMC
4
Mana cost
{4}
Color identity
C
Rarity
uncommon
Set
Fifth Dawn
Price
$20.94
EDHREC rank
#1422
Buy on TCGplayer
Krark-Clan Ironworks card art
Krark-Clan Ironworks converts any artifact into colorless mana on demand, which makes it the engine that turns artifact sacrifice loops from incremental value into a same-turn kill. Scrap Trawler decks treat it as a required piece rather than an option, and commanders like Jaws, Relentless Predator run it in over 65% of builds for exactly that reason.

Format Analysis

Where it lives, where it can’t

FormatVerdict
commander legal
legacy legal
modern banned
pioneer not legal
standard not legal
vintage legal
pauper not legal
oathbreaker legal

Krark-Clan Ironworks is banned in Modern, where it powered deterministic same-turn wins with minimal setup and zero interactive surface — the loop was fast enough to race almost any disruption. Legacy and Vintage tolerate it because those formats have Force of Will and Pyroblast to interact with the combo before it resolves. Commander gives it a pass for the same structural reason most degenerate four-ofs get a pass: you see it once per game at most, and four opponents sharing the clock means you need more redundancy to assemble the loop consistently.

Best Commanders

Commanders with the highest synergy

01
Jaws, Relentless Predator

Jaws, Relentless Predator

65.6% of decks · synergy 0.63

Jaws, Relentless Predator is built around sacrificing artifacts for value, and Krark-Clan Ironworks is the mana engine that makes those sacrifice triggers net-positive rather than card-negative — over 65% of Jaws builds include it.

02
Gandalf the White

Gandalf the White

43.0% of decks · synergy 0.41

Gandalf the White flickers and recasts permanents repeatedly, and Krark-Clan Ironworks lets artifact-heavy builds convert those enter-the-battlefield loops into mana surplus rather than spending down resources.

03
Glissa, the Traitor

Glissa, the Traitor

41.2% of decks · synergy 0.40

Glissa, the Traitor returns artifacts from the graveyard every time an opponent's creature dies, and Krark-Clan Ironworks gives those recurring artifacts a mana-positive outlet when Glissa can't attack profitably.

05
The Cabbage Merchant

The Cabbage Merchant

36.4% of decks · synergy 0.36

The Cabbage Merchant generates artifact tokens and wants a critical mass of them on the board; Krark-Clan Ironworks converts excess tokens into mana when the board is threatened or the loop is ready to close.

Key Combos

Combo lines featuring this card

Budget Alternatives

Cheaper options that do most of the same work

No single card fully replicates Krark-Clan Ironworks — its combination of zero sacrifice cost and two colorless mana is unique. Ashnod's Altar gets closest on the mana side, producing two colorless per sacrifice with no restriction on artifact type, though it lacks the 'sacrifice any number' flexibility and contributes to a different combo axis entirely.

Price Context

Current price

$20.94 premium tier

At $20.94, Krark-Clan Ironworks sits firmly in the premium tier, propped up by its ban in Modern cutting off reprints as a safety valve and its status as a required piece in multiple Commander archetypes. Demand is stable rather than growing, so the price reflects a floor built on scarcity more than a spike — it is unlikely to drop significantly without a dedicated reprint.

Explore

Sources

Mentioned

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Updated . Data from Scryfall, EDHREC, and Commander Spellbook.