 Blastoise (36) #036/165Expedition · Reverse Holofoil · 2002 | $1,650 | $1,032 | $4,049 |
 Blastoise #002/102Base Set (Shadowless) · 1st Edition Holofoil · 1999 | $1,200 | $7,842 | $11,214 |
 Blastoise #137/135Plasma Storm · Holofoil · 2013 | $1,100 | $2,563 | $17,998 |
 Dark Blastoise #004/110Legendary Collection · Reverse Holofoil · 2002 | $975 | $6,752 | $31,342 |
![Blastoise - 13/95 (Prerelease) [Staff] #13/95](/ci/t/211518_200w.jpg) Blastoise - 13/95 (Prerelease) [Staff] #13/95HGSS Promos · Holofoil · 2010 | $950 | — | — |
 Blastoise EX #XY122Jumbo Cards · Holofoil · 2015 | $900 | — | — |
| Blastoise #002/102Base Set (Shadowless) · Unlimited Holofoil · 1999 | $896 | — | — |
 Blastoise ex #104/112EX FireRed & LeafGreen · Holofoil · 2004 | $650 | $2,999 | $12,106 |
 Dark Blastoise (3) #03/82Team Rocket · 1st Edition Holofoil · 2000 | $523 | $1,363 | $25,100 |
 Blastoise & Piplup GX (Alternate Full Art) #215/236SM - Cosmic Eclipse · Holofoil · 2019 | $501 | $555 | $2,865 |
| Blastoise ex #104/112EX FireRed & LeafGreen · Normal · 2004 | $425 | $2,999 | $12,106 |
 Dark Blastoise - S2/S4 (Box Topper) #S2/S4Jumbo Cards · Reverse Holofoil · 2015 | $400 | — | — |
 Blastoise EX #XY122XY Promos · Holofoil · 2013 | $320 | $1,802 | $9,014 |
 Blastoise (Delta Species) #2/100EX Crystal Guardians · Reverse Holofoil · 2006 | $316 | $1,825 | $14,100 |
 Blastoise #14/100EX Crystal Guardians · Reverse Holofoil · 2006 | $300 | $1,322 | $9,723 |
 Blastoise #001/017POP Series 3 · Holofoil · 2026 | $300 | — | — |
 Blastoise (4) #004/165Expedition · Reverse Holofoil · 2002 | $280 | $1,380 | $18,250 |
| Dark Blastoise #004/110Legendary Collection · Holofoil · 2002 | $275 | — | — |
| Blastoise (Delta Species) #2/100EX Crystal Guardians · Holofoil · 2006 | $271 | $1,123 | $6,457 |
 Blastoise - 14/100 (National Championships) #014/100League & Championship Cards · Normal · 2016 | $245 | — | — |
 Blastoise #002/102Base Set · Holofoil · 1999 | $229 | — | — |
| Blastoise (4) #004/165Expedition · Holofoil · 2002 | $221 | — | — |
| Dark Blastoise (3) #03/82Team Rocket · Unlimited Holofoil · 2000 | $215 | $546 | $14,000 |
 Blastoise & Piplup GX (Secret) #253/236SM - Cosmic Eclipse · Holofoil · 2019 | $182 | $180 | $674 |
 Blastoise EX (142 Full Art) #142/146XY Base Set · Holofoil · 2014 | $177 | — | — |
 Blastoise - 13/95 (Prerelease) #13/95HGSS Promos · Holofoil · 2010 | $160 | — | — |
 Blastoise #002/130Base Set 2 · Holofoil · 2000 | $153 | $588 | $6,464 |
 Blastoise (37) #037/165Expedition · Reverse Holofoil · 2002 | $150 | $834 | $5,175 |
 Blastoise GX (Secret) #218/214SM - Unbroken Bonds · Holofoil · 2019 | $143 | $145 | $623 |
| Blastoise #001/017POP Series 3 · Normal · 2026 | $125 | — | — |
 Blastoise #2/132Secret Wonders · Reverse Holofoil · 2007 | $110 | $118 | $607 |
| Blastoise #2/132Secret Wonders · Holofoil · 2007 | $108 | — | — |
 Blastoise & Piplup GX (Full Art) #214/236SM - Cosmic Eclipse · Holofoil · 2019 | $107 | $123 | $730 |
 Blastoise ex #200/165Scarlet & Violet 151 · Holofoil · 2023 | $106 | $131 | $500 |
 Blastoise #2/127Platinum · Holofoil · 2009 | $93.42 | $568 | $6,154 |
| Blastoise (37) #037/165Expedition · Normal · 2002 | $91.64 | $397 | $1,032 |
 Blastoise & Piplup GX #38/236SM - Cosmic Eclipse · Holofoil · 2019 | $84.09 | $150 | $833 |
| Blastoise (36) #036/165Expedition · Normal · 2002 | $83.38 | — | — |
| Blastoise #2/127Platinum · Reverse Holofoil · 2009 | $67.33 | — | — |
 Dark Blastoise (20) #20/82Team Rocket · 1st Edition · 2000 | $66.37 | $205 | $1,250 |
 M Blastoise EX (Full Art) #102/108XY - Evolutions · Holofoil · 2016 | $65.68 | $100 | $379 |
 Blastoise #13/95Unleashed · Reverse Holofoil · 2010 | $59.99 | $200 | $483 |
 Dark Blastoise - 4/110 (WotC Legendary Collection) #004/110Deck Exclusives · Normal · 2016 | $57.35 | — | — |
 Blastoise - 14/100 (EX Crystal Guardians) #014/100Deck Exclusives · Holofoil · 2016 | $55.53 | — | — |
| Dark Blastoise (20) #20/82Team Rocket · Unlimited · 2000 | $54.62 | $68.00 | $717 |
 Blastoise #003/034Trading Card Game Classic · Holofoil · 2023 | $50.49 | $75.67 | $248 |
 Blastoise - 13/95 (Cracked Ice Holo) #013/095Miscellaneous Cards & Products · Holofoil · 2026 | $43.37 | — | — |
 Blastoise #31/149Boundaries Crossed · Reverse Holofoil · 2012 | $41.15 | $156 | $358 |
 Blastoise ex - 2006 (Hiroki Yano) #104/112World Championship Decks · Normal · 2018 | $37.16 | — | — |
 Blastoise - 25/181 (Cracked Ice Holo) #025/181Deck Exclusives · Holofoil · 2016 | $35.42 | — | — |
 Blastoise - 16/101 (Cosmos Holo) #016/101Blister Exclusives · Holofoil · 2026 | $33.11 | — | — |
 Blastoise VMAX #SWSH103Sword & Shield Promo Cards · Holofoil · 2019 | $32.19 | $46.29 | $210 |
 M Blastoise EX #30/146XY Base Set · Holofoil · 2014 | $31.18 | — | — |
 M Blastoise EX #18/83Generations · Holofoil · 2016 | $30.85 | $146 | $991 |
| Blastoise #31/149Boundaries Crossed · Holofoil · 2012 | $24.21 | — | — |
 Blastoise #25/181SM - Team Up · Reverse Holofoil · 2019 | $24.01 | $280 | $336 |
 Blastoise #16/101Plasma Blast · Holofoil · 2013 | $23.69 | — | — |
| Blastoise #14/100EX Crystal Guardians · Normal · 2006 | $20.87 | — | — |
 Blastoise GX #SM189SM Promos · Holofoil · 2016 | $20.40 | — | — |
 M Blastoise EX #22/108XY - Evolutions · Holofoil · 2016 | $20.34 | $46.00 | $217 |
 Blastoise GX #35/214SM - Unbroken Bonds · Holofoil · 2019 | $19.67 | $50.00 | $235 |
| Blastoise #13/95Unleashed · Normal · 2010 | $17.57 | — | — |
| Blastoise #16/101Plasma Blast · Reverse Holofoil · 2013 | $17.24 | $156 | $795 |
 Blastoise ex #184/165Scarlet & Violet 151 · Holofoil · 2023 | $17.09 | $37.76 | $127 |
 Blastoise - 2015 (Jacob Van Wagner) #16/101World Championship Decks · Normal · 2018 | $16.45 | — | — |
 Blastoise EX #17/83Generations · Holofoil · 2016 | $15.72 | $62.98 | $402 |
 Blastoise - 16/101 (BW Plasma Blast) #016/101Deck Exclusives · Normal · 2016 | $14.59 | — | — |
 Blastoise #2/102Celebrations: Classic Collection · Holofoil · 2021 | $13.78 | $45.00 | $130 |
 Radiant Blastoise #018/078Pokemon GO · Holofoil · 2022 | $12.86 | $31.64 | $120 |
 Blastoise EX #29/146XY Base Set · Holofoil · 2014 | $11.46 | $45.05 | $350 |
 Blastoise GX - SM189 (Black Star Promos) #SM189Jumbo Cards · Holofoil · 2015 | $10.78 | — | — |
| Blastoise #25/181SM - Team Up · Normal · 2019 | $10.28 | — | — |
 Blastoise V #SWSH101Sword & Shield Promo Cards · Holofoil · 2019 | $9.98 | $26.69 | $180 |
 Blastoise EX #XY30XY Promos · Holofoil · 2013 | $9.83 | — | — |
 Blastoise VMAX #SWSH103Jumbo Cards · Holofoil · 2015 | $8.84 | — | — |
 Blastoise EX #21/108XY - Evolutions · Holofoil · 2016 | $6.99 | $35.13 | $139 |
 Blastoise - 31/149 (Non-Holo) #031/149Deck Exclusives · Normal · 2016 | $5.14 | — | — |
 Blastoise ex #030/142Stellar Crown · Holofoil · 2024 | $3.24 | $23.74 | $85.00 |
 Blastoise ex #009/165Jumbo Cards · Holofoil · 2015 | $2.63 | — | — |
 Blastoise #017/078Pokemon GO · Reverse Holofoil · 2022 | $2.55 | $37.50 | $159 |
 Blastoise ex #009/165Scarlet & Violet 151 · Holofoil · 2023 | $2.47 | $26.43 | $91.62 |
 Blastoise Spirit Link #73/108XY - Evolutions · Reverse Holofoil · 2016 | $2.38 | — | — |
 Blastoise ex (Stellar Crown Stamp) #030/142Miscellaneous Cards & Products · Holofoil · 2026 | $2.03 | — | — |
| Blastoise #017/078Pokemon GO · Holofoil · 2022 | $1.93 | $25.00 | $187 |
| Blastoise Spirit Link #73/108XY - Evolutions · Normal · 2016 | $0.21 | $15.89 | $88.77 |