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Sydri, Galvanic Genius

Legendary Creature — Human Artificer

{U}: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value until end of turn.
{W}{B}: Target artifact creature gains deathtouch and lifelink until end of turn.

CMC
3
Mana cost
{W}{U}{B}
Color identity
BUW
Rarity
mythic
Set
Commander 2016
Price
$0.82
EDHREC rank
#14195
Buy on TCGplayer
Sydri, Galvanic Genius card art
Sydri, Galvanic Genius turns any artifact into a threat at instant speed — most famously converting Aetherflux Reservoir into a 40/40 with deathtouch and lifelink that kills creatures on contact or ends the game outright. Two mana to animate, one mana to add deathtouch and lifelink, three mana to do both: the activation cost is trivially low for what amounts to a combo-enabler stapled to a three-mana commander.

Format Analysis

Where it lives, where it can’t

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

Sydri, Galvanic Genius is almost exclusively a Commander card — that is the format where her ability to repeatedly animate artifacts and layer on keywords scales with a 100-card artifact-dense build. In Legacy and Vintage she is technically legal but sees zero competitive play; those formats move faster than a three-mana creature with no immediate board impact can operate. Oathbreaker is the one fringe case where she functions similarly to Commander, pairing well with artifact-centric signatures, but the format's smaller card pool limits the ceiling of her engine.

Key Combos

Combo lines featuring this card

Price Context

Current price

$0.82 bulk tier

At $0.82, Sydri, Galvanic Genius sits firmly in bulk territory despite being the engine of multiple popular Commander combo decks. That price is unlikely to climb significantly given multiple printings keeping supply high, so grab copies freely without worrying about timing the purchase.

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Sources

Mentioned

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