Raw, it’s a $1.99 card. Slabbed as a PSA 10 it sells for 153× that.
| April · 1 sale · median $305 · −24% vs Mar | |||||
| 19 | eBay | Pokemon Gyarados XY Ancient Origins Rare #20 PSA 10 Gem Mint | −24% | $305 | |
| March · 1 sale · median $400 · +426% vs Apr | |||||
| 30 | eBay | 2015 Pokemon XY Ancient Origins Gyarados #20 PSA 10 Pop 4 | +426% | $400 | |
| April 2023 · 1 sale · median $76 · −24% vs Jul | |||||
| 3 | eBay | Gyarados 20/98 GEM MINT PSA 10. Pokemon XY Ancient Origins - 2015 | −24% | $76 | |
| July 2022 · 1 sale · median $100 | |||||
| 15 | eBay | 2015 Pokemon XY Ancient Origins Gyarados Rare 20/98 PSA 10 GEM MINT #20 | — | $100 | |