Galvanic Discharge

Instant

Choose target creature or planeswalker. You get {E}{E}{E} (three energy counters), then you may pay any amount of {E}. Galvanic Discharge deals that much damage to that permanent.

CMC
1
Mana cost
{R}
Color identity
R
Rarity
common
Set
Modern Horizons 3
Price
$0.46
EDHREC rank
#6168
Buy on TCGplayer
Galvanic Discharge card art
Galvanic Discharge deals damage equal to the number of artifacts and artifact tokens you control — in the right deck, that's lethal on turn four for one mana. Satya, Aetherflux Genius floods the board with artifact tokens before you've blinked, so Discharge scales from spot removal to a one-card wipe at exactly the moment you need it.

Best Commanders

Commanders with the highest synergy

01
Satya, Aetherflux Genius

Satya, Aetherflux Genius

39.5% of decks · synergy 0.36

Satya, Aetherflux Genius generates artifact tokens as a core engine, and Galvanic Discharge turns that board presence into scalable removal or a finisher — the more tokens Satya accumulates, the harder Discharge hits.

02
Saheeli, Radiant Creator

Saheeli, Radiant Creator

37.4% of decks · synergy 0.36

Saheeli, Radiant Creator creates artifact copies as her primary game plan, which makes Galvanic Discharge a removal spell that grows proportionally to how well Saheeli is already doing.

03
Dr. Madison Li

Dr. Madison Li

28.0% of decks · synergy 0.25

Dr. Madison Li is built around proliferating energy and artifact synergies, and Galvanic Discharge slots in as flexible removal that gets better the deeper you are into the artifact theme.

04
Liberty Prime, Recharged

Liberty Prime, Recharged

26.4% of decks · synergy 0.23

Liberty Prime, Recharged rewards building around artifacts and tokens, giving Galvanic Discharge a reliable floor of three or four damage even in the early game and a much higher ceiling once the engine is running.

Format Analysis

Where it lives, where it can’t

FormatVerdict
commander
legacy
modern
pioneer
standard
vintage
pauper
oathbreaker

In Commander, Galvanic Discharge is a role-player in artifact decks — cheap enough to include without a second thought and scalable enough to matter in the late game. In Pauper, it competes with Lightning Bolt, and the condition is usually a liability since artifact density in that format is inconsistent; Bolt is just cleaner. In Legacy and Vintage, Galvanic Discharge doesn't see meaningful play — those formats have better unconditional options and don't need the artifact clause. The card's home is squarely in artifact-heavy Commander shells, where the scaling makes it genuinely unique among cheap red removal.

Key Combos

Combo lines featuring this card

Price Context

Current price

$0.46 bulk tier

At $0.46, Galvanic Discharge is bulk — you're not paying a premium for the effect, and there's no reason to hesitate picking up copies. It's unlikely to climb unless a major artifact commander breaks through, so grab it for its utility, not for any future upside.

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Mentioned

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