 Gardevoir & Sylveon GX (205) (Alternate Full Art) #205/214SM - Unbroken Bonds · Holofoil · 2019 | $664 | $1,200 | $3,450 |
 Sylveon ex #156/131Prismatic Evolutions · Holofoil · 2025 | $378 | $325 | $1,000 |
 Sylveon VMAX (Alternate Art Secret) #212/203Evolving Skies · Holofoil · 2021 | $360 | $310 | $561 |
 Sylveon VMAX #075/203Prize Pack Series Cards · Holofoil · 2022 | $291 | — | — |
 Sylveon GX #SV76/SV94Hidden Fates: Shiny Vault · Holofoil · 2019 | $225 | $185 | $353 |
 Gardevoir & Sylveon GX (Secret) #225/214SM - Unbroken Bonds · Holofoil · 2019 | $195 | $193 | $627 |
 Sylveon EX (Full Art) #RC32/RC32Generations: Radiant Collection · Holofoil · 2016 | $195 | — | — |
 Sylveon GX (Secret) #158/145SM - Guardians Rising · Holofoil · 2017 | $186 | $184 | $1,136 |
 Sylveon V (Alternate Full Art) #184/203Evolving Skies · Holofoil · 2021 | $185 | $170 | $369 |
 Gardevoir & Sylveon GX (204) (Full Art) #204/214SM - Unbroken Bonds · Holofoil · 2019 | $129 | $119 | $561 |
 Sylveon V #074/203Prize Pack Series Cards · Holofoil · 2022 | $104 | — | — |
 Sylveon EX #RC21/RC32Generations: Radiant Collection · Holofoil · 2016 | $98.57 | — | — |
 Gardevoir & Sylveon GX #130/214SM - Unbroken Bonds · Holofoil · 2019 | $82.63 | $118 | $398 |
 Sylveon GX (Full Art) #140/145SM - Guardians Rising · Holofoil · 2017 | $70.85 | $151 | $800 |
 Sylveon V #TG14/TG30Brilliant Stars Trainer Gallery · Holofoil · 2022 | $68.78 | $68.00 | $176 |
 Sylveon VMAX #TG15/TG30Brilliant Stars Trainer Gallery · Holofoil · 2022 | $60.25 | $73.00 | $156 |
 Sylveon #XY04XY Promos · Holofoil · 2013 | $59.76 | $323 | $1,800 |
 Sylveon VMAX (Secret) #211/203Evolving Skies · Holofoil · 2021 | $53.78 | $48.00 | $130 |
 Sylveon - 72/111 (Cracked Ice Holo) #072/111Deck Exclusives · Holofoil · 2016 | $52.43 | — | — |
 Sylveon V (Full Art) #183/203Evolving Skies · Holofoil · 2021 | $38.91 | $46.64 | $156 |
 Sylveon ex #153/12830th Celebration · Holofoil · 2026 | $34.06 | $99.00 | $520 |
 Sylveon #72/111XY - Furious Fists · Reverse Holofoil · 2014 | $33.16 | — | — |
 Sylveon (#30 - Holo) #30/30XY Trainer Kit: Sylveon & Noivern · Holofoil · 2014 | $27.60 | — | — |
 Sylveon GX #92/145SM - Guardians Rising · Holofoil · 2017 | $24.18 | $53.51 | $308 |
 Sylveon GX - 92a/145 #092a/145Alternate Art Promos · Holofoil · 2026 | $23.56 | — | — |
 Sylveon #87/131SM - Forbidden Light · Reverse Holofoil · 2018 | $22.67 | $70.00 | $166 |
 Sylveon ex #086/191Prize Pack Series Cards · Holofoil · 2022 | $22.54 | — | — |
 Sylveon VMAX #075/203Evolving Skies · Holofoil · 2021 | $19.28 | — | — |
 Sylveon (#15 - Non-Holo) #15/30XY Trainer Kit: Sylveon & Noivern · Normal · 2014 | $17.03 | — | — |
| Sylveon #72/111XY - Furious Fists · Normal · 2014 | $14.61 | — | — |
 Sylveon #155/236SM - Cosmic Eclipse · Reverse Holofoil · 2019 | $13.34 | — | — |
| Sylveon #87/131SM - Forbidden Light · Normal · 2018 | $12.31 | $30.00 | $97.37 |
 Sylveon ex - 041/131 (Prismatic Evolutions Stamp) #041/131Miscellaneous Cards & Products · Holofoil · 2026 | $8.83 | — | — |
 Sylveon #SWSH211Sword & Shield Promo Cards · Holofoil · 2019 | $8.42 | — | — |
 Dark Sylveon V #SWSH134Sword & Shield Promo Cards · Holofoil · 2019 | $7.07 | — | — |
 Sylveon V #074/203Evolving Skies · Holofoil · 2021 | $6.40 | — | — |
| Sylveon #155/236SM - Cosmic Eclipse · Normal · 2019 | $5.89 | $33.67 | $83.00 |
 Sylveon - 040/131 (Pokemon Day) #040/131Miscellaneous Cards & Products · Holofoil · 2026 | $5.83 | — | — |
 Sylveon - 040/131 (Cosmos Holo) #040/131Miscellaneous Cards & Products · Holofoil · 2026 | $4.86 | — | — |
 Dark Sylveon V #SWSH134Jumbo Cards · Holofoil · 2015 | $4.71 | — | — |
 Sylveon V #SWSH202Sword & Shield Promo Cards · Holofoil · 2019 | $4.22 | — | — |
 Sylveon - 172 (Cosmos Holo) #172Scarlet & Violet Promo Cards · Holofoil · 2023 | $3.47 | — | — |
 Sylveon ex - 100 (30th Celebration) #100Jumbo Cards · Normal · 2015 | $3.05 | — | — |
 Sylveon ex #041/131Prismatic Evolutions · Holofoil · 2025 | $2.97 | $21.50 | $72.00 |
 Sylveon ex #086/191Surging Sparks · Holofoil · 2024 | $2.28 | — | — |
 Sylveon #035/078Pokemon GO · Reverse Holofoil · 2022 | $1.37 | $25.05 | $74.56 |
 Professor's Letter (Sylveon) #28/30XY Trainer Kit: Sylveon & Noivern · Normal · 2014 | $1.03 | — | — |
 Sylveon ex - 100 (30th Celebration) #100Mega Evolution Promo · Holofoil · 2025 | $0.94 | $6.40 | — |
| Sylveon #035/078Pokemon GO · Holofoil · 2022 | $0.90 | $13.39 | $72.66 |
 Sylveon ex #071/12830th Celebration · Holofoil · 2026 | $0.76 | $12.43 | $39.20 |
 Sylveon #022/064Shrouded Fable · Reverse Holofoil · 2024 | $0.52 | $16.00 | $100 |
 Sylveon #040/131Prismatic Evolutions · Reverse Holofoil · 2025 | $0.49 | $22.49 | $42.21 |
 Switch (Sylveon) #4/30XY Trainer Kit: Sylveon & Noivern · Normal · 2014 | $0.46 | — | — |
| Sylveon #040/131Prismatic Evolutions · Holofoil · 2025 | $0.44 | — | — |
 Furfrou (#22 - Sylveon) #22/30XY Trainer Kit: Sylveon & Noivern · Normal · 2014 | $0.41 | — | — |
 Furfrou (#16 - Sylveon) #16/30XY Trainer Kit: Sylveon & Noivern · Normal · 2014 | $0.34 | — | — |
| Sylveon #022/064Shrouded Fable · Normal · 2024 | $0.29 | $11.00 | $33.75 |
 Pokemon Catcher (Sylveon) #23/30XY Trainer Kit: Sylveon & Noivern · Normal · 2014 | $0.29 | — | — |
 Potion (#24 - Sylveon) #24/30XY Trainer Kit: Sylveon & Noivern · Normal · 2014 | $0.25 | — | — |
 Potion (#20 - Sylveon) #20/30XY Trainer Kit: Sylveon & Noivern · Normal · 2014 | $0.12 | — | — |