45 cards where the set is “snc” and the cards are cards with a gilded foil treatment

Brazen Upstart (Streets of New Capenna #361)
Brokers Ascendancy (Streets of New Capenna #362)
Brokers Charm (Streets of New Capenna #363)
Cabaretti Ascendancy (Streets of New Capenna #364)
Cabaretti Charm (Streets of New Capenna #365)
Cormela, Glamour Thief (Streets of New Capenna #366)
Corpse Appraiser (Streets of New Capenna #367)
Crew Captain (Streets of New Capenna #368)
Disciplined Duelist (Streets of New Capenna #369)
Endless Detour (Streets of New Capenna #370)
Evelyn, the Covetous (Streets of New Capenna #371)
Falco Spara, Pactweaver (Streets of New Capenna #372)
Fleetfoot Dancer (Streets of New Capenna #373)
Glamorous Outlaw (Streets of New Capenna #374)
Hostile Takeover (Streets of New Capenna #375)
Incandescent Aria (Streets of New Capenna #376)
Jetmir, Nexus of Revels (Streets of New Capenna #377)
Jinnie Fay, Jetmir's Second (Streets of New Capenna #378)
Lagrella, the Magpie (Streets of New Capenna #379)
Lord Xander, the Collector (Streets of New Capenna #380)
Maestros Ascendancy (Streets of New Capenna #381)
Maestros Charm (Streets of New Capenna #382)
Maestros Diabolist (Streets of New Capenna #383)
Masked Bandits (Streets of New Capenna #384)
Mr. Orfeo, the Boulder (Streets of New Capenna #385)
Nimble Larcenist (Streets of New Capenna #386)
Obscura Ascendancy (Streets of New Capenna #387)
Obscura Charm (Streets of New Capenna #388)
Obscura Interceptor (Streets of New Capenna #389)
Ognis, the Dragon's Lash (Streets of New Capenna #390)
Queza, Augur of Agonies (Streets of New Capenna #391)
Raffine, Scheming Seer (Streets of New Capenna #392)
Rakish Revelers (Streets of New Capenna #393)
Rigo, Streetwise Mentor (Streets of New Capenna #394)
Riveteers Ascendancy (Streets of New Capenna #395)
Riveteers Charm (Streets of New Capenna #396)
Rocco, Cabaretti Caterer (Streets of New Capenna #397)
Shattered Seraph (Streets of New Capenna #398)
Soul of Emancipation (Streets of New Capenna #399)
Spara's Adjudicators (Streets of New Capenna #400)
Toluz, Clever Conductor (Streets of New Capenna #401)
Unleash the Inferno (Streets of New Capenna #402)
Void Rend (Streets of New Capenna #403)
Ziatora's Envoy (Streets of New Capenna #405)
Ziatora, the Incinerator (Streets of New Capenna #404)

Though this query has ended, its relics still slumber in New Argive.