 Gardevoir & Sylveon GX (205) (Alternate Full Art) #205/214SM - Unbroken Bonds · Holofoil · 2019 | $641 | $1,339 | $4,300 |
 Sylveon ex #156/131Prismatic Evolutions · Holofoil · 2025 | $533 | $453 | $1,425 |
 Sylveon VMAX (Alternate Art Secret) #212/203Evolving Skies · Holofoil · 2021 | $384 | $364 | $630 |
 Sylveon VMAX #075/203Prize Pack Series Cards · Holofoil · 2022 | $247 | — | — |
 Sylveon GX #SV76/SV94Hidden Fates: Shiny Vault · Holofoil · 2019 | $223 | $180 | $415 |
 Sylveon V (Alternate Full Art) #184/203Evolving Skies · Holofoil · 2021 | $199 | $180 | $400 |
 Sylveon GX (Secret) #158/145SM - Guardians Rising · Holofoil · 2017 | $181 | $198 | $1,150 |
 Sylveon EX (Full Art) #RC32/RC32Generations: Radiant Collection · Holofoil · 2016 | $180 | — | — |
 Gardevoir & Sylveon GX (Secret) #225/214SM - Unbroken Bonds · Holofoil · 2019 | $177 | $169 | $637 |
 Gardevoir & Sylveon GX (204) (Full Art) #204/214SM - Unbroken Bonds · Holofoil · 2019 | $115 | $89.63 | $400 |
 Sylveon EX #RC21/RC32Generations: Radiant Collection · Holofoil · 2016 | $87.62 | — | — |
 Sylveon V #074/203Prize Pack Series Cards · Holofoil · 2022 | $87.04 | — | — |
 Gardevoir & Sylveon GX #130/214SM - Unbroken Bonds · Holofoil · 2019 | $81.29 | $100 | $399 |
 Sylveon V #TG14/TG30Brilliant Stars Trainer Gallery · Holofoil · 2022 | $74.31 | $76.98 | $203 |
 Sylveon ex #153/12830th Celebration · Holofoil · 2026 | $71.90 | $108 | $412 |
 Sylveon VMAX #TG15/TG30Brilliant Stars Trainer Gallery · Holofoil · 2022 | $71.81 | $73.60 | $184 |
 Sylveon GX (Full Art) #140/145SM - Guardians Rising · Holofoil · 2017 | $71.77 | $94.55 | $644 |
 Sylveon VMAX (Secret) #211/203Evolving Skies · Holofoil · 2021 | $60.01 | $64.00 | $136 |
 Sylveon #XY04XY Promos · Holofoil · 2013 | $53.19 | — | — |
 Sylveon - 72/111 (Cracked Ice Holo) #072/111Deck Exclusives · Holofoil · 2016 | $38.09 | — | — |
 Sylveon V (Full Art) #183/203Evolving Skies · Holofoil · 2021 | $35.52 | $41.00 | $129 |
 Sylveon #72/111XY - Furious Fists · Reverse Holofoil · 2014 | $33.90 | $150 | $214 |
 Sylveon (#30 - Holo) #30/30XY Trainer Kit: Sylveon & Noivern · Holofoil · 2014 | $26.52 | — | — |
 Sylveon GX - 92a/145 #092a/145Alternate Art Promos · Holofoil · 2026 | $24.43 | — | — |
 Sylveon GX #92/145SM - Guardians Rising · Holofoil · 2017 | $24.15 | $45.00 | $212 |
 Sylveon ex #086/191Prize Pack Series Cards · Holofoil · 2022 | $22.60 | — | — |
 Sylveon VMAX #075/203Evolving Skies · Holofoil · 2021 | $20.02 | — | — |
 Sylveon #87/131SM - Forbidden Light · Reverse Holofoil · 2018 | $19.78 | $70.00 | $124 |
 Sylveon (#15 - Non-Holo) #15/30XY Trainer Kit: Sylveon & Noivern · Normal · 2014 | $16.61 | — | — |
| Sylveon #72/111XY - Furious Fists · Normal · 2014 | $14.15 | $54.00 | $100 |
| Sylveon #87/131SM - Forbidden Light · Normal · 2018 | $12.45 | $30.00 | $87.68 |
 Sylveon #155/236SM - Cosmic Eclipse · Reverse Holofoil · 2019 | $12.14 | $52.00 | $369 |
 Sylveon - 040/131 (Pokemon Day) #040/131Miscellaneous Cards & Products · Holofoil · 2026 | $7.81 | — | — |
 Sylveon ex - 041/131 (Prismatic Evolutions Stamp) #041/131Miscellaneous Cards & Products · Holofoil · 2026 | $7.67 | — | — |
 Sylveon #SWSH211Sword & Shield Promo Cards · Holofoil · 2019 | $7.60 | — | — |
 Dark Sylveon V #SWSH134Sword & Shield Promo Cards · Holofoil · 2019 | $7.32 | — | — |
 Sylveon V #074/203Evolving Skies · Holofoil · 2021 | $6.00 | — | — |
| Sylveon #155/236SM - Cosmic Eclipse · Normal · 2019 | $5.92 | $25.00 | $78.50 |
 Sylveon - 040/131 (Cosmos Holo) #040/131Miscellaneous Cards & Products · Holofoil · 2026 | $5.80 | — | — |
 Sylveon ex - 100 (30th Celebration) #100Jumbo Cards · Normal · 2015 | $5.68 | — | — |
 Sylveon V #SWSH202Sword & Shield Promo Cards · Holofoil · 2019 | $5.09 | — | — |
 Dark Sylveon V #SWSH134Jumbo Cards · Holofoil · 2015 | $4.50 | — | — |
 Sylveon - 172 (Cosmos Holo) #172Scarlet & Violet Promo Cards · Holofoil · 2023 | $4.03 | — | — |
 Sylveon ex #041/131Prismatic Evolutions · Holofoil · 2025 | $2.85 | $21.54 | $70.00 |
 Sylveon ex #086/191Surging Sparks · Holofoil · 2024 | $2.82 | — | — |
 Sylveon ex - 100 (30th Celebration) #100Mega Evolution Promo · Holofoil · 2025 | $1.83 | — | — |
 Sylveon ex #071/12830th Celebration · Holofoil · 2026 | $1.25 | $12.56 | $39.98 |
 Sylveon #035/078Pokemon GO · Reverse Holofoil · 2022 | $1.18 | $18.00 | $74.56 |
 Professor's Letter (Sylveon) #28/30XY Trainer Kit: Sylveon & Noivern · Normal · 2014 | $1.03 | — | — |
| Sylveon #035/078Pokemon GO · Holofoil · 2022 | $0.75 | $13.25 | $59.99 |
 Sylveon #022/064Shrouded Fable · Reverse Holofoil · 2024 | $0.65 | $12.58 | $87.07 |
 Switch (Sylveon) #4/30XY Trainer Kit: Sylveon & Noivern · Normal · 2014 | $0.46 | — | — |
 Sylveon #040/131Prismatic Evolutions · Reverse Holofoil · 2025 | $0.45 | $20.27 | $42.46 |
| Sylveon #040/131Prismatic Evolutions · Holofoil · 2025 | $0.44 | — | — |
 Furfrou (#22 - Sylveon) #22/30XY Trainer Kit: Sylveon & Noivern · Normal · 2014 | $0.39 | — | — |
| Sylveon #022/064Shrouded Fable · Normal · 2024 | $0.33 | $28.69 | $33.65 |
 Furfrou (#16 - Sylveon) #16/30XY Trainer Kit: Sylveon & Noivern · Normal · 2014 | $0.33 | — | — |
 Potion (#24 - Sylveon) #24/30XY Trainer Kit: Sylveon & Noivern · Normal · 2014 | $0.25 | — | — |
 Pokemon Catcher (Sylveon) #23/30XY Trainer Kit: Sylveon & Noivern · Normal · 2014 | $0.18 | — | — |
 Potion (#20 - Sylveon) #20/30XY Trainer Kit: Sylveon & Noivern · Normal · 2014 | $0.12 | — | — |