Raw, it’s a $0.55 card. Slabbed as a CGC 10 Pristine it sells for 62× that.
| October · 1 sale · median $34 · −3% vs Jul | |||||
| 31 | eBay | HIPPOPOTAS CGC 10 PRISTINE 2008 POKEMON DIAMOND & PEARL MAJESTIC DAWN #66 66/100 | −3% | $34 | |
| July · 1 sale · median $35 · +17% vs Jun | |||||
| 16 | eBay | 2008 POKEMON MAJESTIC DAWN #66/100 HIPPOPOTAS CGC 10 PRISTINE 66/100 | +17% | $35 | |
| June · 1 sale · median $30 · +100% vs Mar | |||||
| 19 | eBay | 2008 POKEMON MAJESTIC DAWN #66/100 HIPPOPOTAS CGC 10 PRISTINE | +100% | $30 | |
| March · 1 sale · median $15 · +20% vs Jul | |||||
| 30 | eBay | 2008 Pokemon TCG Hippopotas Majestic Dawn CGC Pristine 10 66/100 | +20% | $15 | |
| July 2025 · 1 sale · median $13 | |||||
| 24 | eBay | 2008 Pokemon Majestic Dawn #66/100 Hippopotas CGC 10 Pristine | — | $13 | |