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Panharmonicon

Artifact

If an artifact or creature entering causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

CMC
4
Mana cost
{4}
Color identity
C
Rarity
rare
Set
Double Masters 2022
Price
$14.64
EDHREC rank
#261
Buy on TCGplayer
Panharmonicon card art
Panharmonicon doubles every enters-the-battlefield trigger from artifacts and creatures, which means a single ETB-heavy board immediately generates twice the value for four mana. It's a do-nothing artifact when the battlefield is empty — Norin the Wary abuses it constantly, Venser, Shaper Savant becomes a two-trigger bounce machine — but in the right shell it's one of the highest-ceiling four-drops in Commander.

Best Commanders

Commanders with the highest synergy

02
Y'shtola Rhul

Y'shtola Rhul

76.4% of decks · synergy 0.72

Y'shtola Rhul cares about instants and flash spells, but her deck is dense with ETB creatures that trigger on those windows — Panharmonicon turns each flash creature into two payoffs, doubling shields and combat tricks simultaneously.

03
Preston, the Vanisher

Preston, the Vanisher

74.5% of decks · synergy 0.65

Preston, the Vanisher creates Illusion tokens whenever a non-token creature enters on your side, and Panharmonicon doubles the ETB triggers those tokens and the creatures that spawned them produce, compounding the token flood faster than opponents can answer it.

04
Roxanne, Starfall Savant

Roxanne, Starfall Savant

69.1% of decks · synergy 0.64

Roxanne, Starfall Savant creates Meteor tokens that generate mana when they ETB, and Panharmonicon doubles those mana triggers, effectively halving the cost of every subsequent spell in the chain.

05
Saheeli, Radiant Creator

Saheeli, Radiant Creator

69.0% of decks · synergy 0.61

Saheeli, Radiant Creator floods the board with artifact creature copies that all carry ETB effects, and Panharmonicon fires every one of those triggers twice, turning a single Saheeli activation into a cascade of doubled value.

Format Analysis

Where it lives, where it can’t

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

Commander is the obvious home — long games, creature-dense builds, and four-mana artifacts are all acceptable, and Panharmonicon rewards the format's ETB-centric design philosophy more than any other. In Modern and Pioneer it's a fringe piece in flicker and blink shells, but the four-mana cost is a real burden in formats with faster clocks and interaction-heavy environments. Legacy and Vintage have the raw power to exploit it, but those formats don't slow down enough to durdle with doubled ETBs — Panharmonicon sees essentially no play there. Oathbreaker functions similarly to Commander for this card's purposes, so the same ETB-heavy builds that want it in Commander want it there too.

Key Combos

Combo lines featuring this card

Budget Alternatives

Cheaper options that do most of the same work

Strionic Resonator can copy any triggered ability for two mana and costs under a dollar, but it requires tapping and mana each time rather than sitting passively, so the ceiling is lower in high-volume ETB decks. There is no true passive doubler at a lower price point — Panharmonicon's four-mana artifact slot is largely unique, and the next closest effect (Trigger-copying enchantments like Teferi's Ageless Insight) only partially overlap, so budget builders usually just cut the effect entirely rather than replace it.

Price Context

Current price

$14.64 mid tier

At $14.64, Panharmonicon sits in the mid tier — not a casual impulse buy, but not a barrier for a focused build either. It has been reprinted several times, which keeps the price from spiking, and demand is consistent enough that it's unlikely to crater further.

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Sources

Mentioned

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