| October · 1 sale · median $135,100 · +42% vs Sep |
| 1 | eBay | 2004 POKEMON EX FIRE RED & LEAF GREEN #108 GENGAR EX-HOLO PSA 10 #108 | +42% | $135,100 |
| September · 1 sale · median $95,100 · +7% vs Aug |
| 19 | eBay | POKEMON GENGAR EX-HOLO 2004 EX FIRE RED & LEAF GREEN #108 PSA 10 *SWIRL* #108 | +7% | $95,100 |
| August · 1 sale · median $88,992 · +48% vs Jul |
| 27 | eBay | 2004 POKEMON EX GENGAR EX HOLO FIRE RED & LEAF GREEN #108 PSA 10 *swirl* #108 | +48% | $88,992 |
| July · 1 sale · median $60,000 · +160% vs Apr |
| 12 | eBay | 2004 EX FIRE RED & LEAF GREEN #108 GENGAR EX-HOLO FIRE RED & LEAF GREEN (SWIRL) #108 | +160% | $60,000 |
| April · 1 sale · median $23,050 · +34% vs Feb |
| 12 | eBay | Pokemon Gengar ex EX Fire Red & Leaf Green Holo Ultra Rare #108 PSA 10 Gem Mint | +34% | $23,050 |
| February · 1 sale · median $17,200 · −43% vs Oct |
| 17 | eBay | 2004 POKEMON EX FIRE RED & LEAF GREEN #108 GENGAR EX-HOLO PSA 10 #108 | −43% | $17,200 |
| October 2025 · 1 sale · median $30,000 · +221% vs Aug |
| 6 | eBay | 2004 POKEMON GENGAR EX HOLO EX FIRE RED LEAF GREEN 128 Mil Cert PSA 10 True Gem #108 | +221% | $30,000 |
| August 2025 · 1 sale · median $9,350 · −4% vs Jul |
| 4 | eBay | Pokemon Gengar ex EX Fire Red & Leaf Green Holo Rare #108 PSA 10 Gem Mint | −1% | $9,350 |
| July 2025 · 2 sales · median $9,700 · +8% vs Jun |
| 14 | eBay | Pokemon Gengar ex EX Fire Red & Leaf Green Holo Rare #108 PSA 10 Gem Mint | −6% | $9,400 |
| 11 | eBay | 2004 Pokemon Fire Red Leaf Green Gengar EX 108/112 PSA 10 Gem Mint 108/112 | +11% | $10,000 |
| June 2025 · 1 sale · median $9,000 · −10% vs May |
| 29 | eBay | 2004 POKEMON EX FIRE RED & LEAF GREEN #108 GENGAR EX-HOLO PSA 10 #108 | −10% | $9,000 |
| May 2025 · 1 sale · median $10,000 · +75% vs Mar |
| 30 | eBay | 2004 Pokemon Fire Red Leaf Green Gengar EX 108/112 PSA 10 Gem Mint 108/112 | +75% | $10,000 |
| March 2025 · 1 sale · median $5,700 · −7% vs Feb |
| 1 | eBay | PSA 10 Gengar ex 108/112 Firered & Leafgreen Holo 2004 rare Pop 99 108/112 | −7% | $5,700 |
| February 2025 · 1 sale · median $6,100 · +24% vs Jan |
| 24 | eBay | Pokemon Gengar ex EX Fire Red & Leaf Green Ultra Rare #108 PSA 10 Gem Mint | +53% | $6,100 |
| January 2025 · 2 sales · median $4,900 · +53% vs Aug |
| 17 | eBay | PSA 10 GENGAR EX HOLO #108 POKEMON EX FIRE RED LEAF GREEN GEM MINT #108 | −31% | $4,000 |
| 13 | eBay | Gengar EX - 108/112 Fire Red Leaf Green - Holo - Swirl - PSA 10 Gem Mint Pokemon #1 | +81% | $5,800 |
| August 2024 · 1 sale · median $3,200 · +35% vs Jul |
| 5 | eBay | 2005 Pokemon Gengar Ex Holo Fire Red Leaf Green PSA 10 GEM MINT #108/112 TCG #10 | +35% | $3,200 |
| July 2024 · 1 sale · median $2,375 · −21% vs May |
| 3 | eBay | 2004 Pokemon EX Fire Red Leaf Green Gengar EX Holo PSA 10 Gem Mint 28174775 #108 #108 | −21% | $2,375 |
| May 2024 · 1 sale · median $2,999 · +27% vs Mar |
| 4 | eBay | Pokemon Fire Red & Leaf Green 2004 - Gengar EX - Holo - #108/112 PSA 10 Gem Mint #108 | +27% | $2,999 |
| March 2024 · 1 sale · median $2,365 · −26% vs Feb |
| 24 | eBay | 2004 PSA 10 Pokemon - Gengar ex - Ex Fire Red & Leaf Green Holo Rare *SWIRL* | −32% | $2,365 |
| February 2024 · 2 sales · median $3,200 · +41% vs Dec |
| 6 | eBay | Pokemon TCG Fire Red & Leaf Green Gengar EX 2004 #108 PSA 10 | +21% | $3,500 |
| 5 | eBay | 2004 PSA 10 Pokemon - Gengar ex - Ex Fire Red & Leaf Green Holo Rare *SWIRL* | +5% | $2,900 |
| December 2023 · 2 sales · median $2,275 · −33% vs Oct |
| 28 | eBay | Gengar ex FireRed LeafGreen PSA 10 GEM MINT 2005 Pokemon #108/112 | +53% | $2,750 |
| 22 | Goldin | 2004 Pokemon EX Fire Red and Leaf Green Rare Holofoil #108 Gengar ex - PSA GEM MT 10 [Goldin] | −47% | $1,800 |
| October 2023 · 1 sale · median $3,400 · +39% vs Jul |
| 4 | eBay | 2004 Pokemon EX #108 Fire Red & Leaf Green Gengar EX Holo PSA 10 Gem Mint #108 | +39% | $3,400 |
| July 2022 · 1 sale · median $2,450 · +21% vs May |
| 8 | eBay | 2004 Pokemon EX Fire Red Leaf Green Holo Gengar Ex #108 PSA 10 GEM MINT | +9% | $2,450 |
| May 2022 · 2 sales · median $2,022 · +16% vs Apr |
| 24 | eBay | Gengar ex Holo 2004 Pokemon EX Fire Red & Leaf Green TCG Card 108/112 PSA 10 | +25% | $2,250 |
| 15 | eBay | 2004 POKÉMON EX FIRE RED & LEAF GREEN 108 GENGAR EX- HOLO PSA 10 | +20% | $1,794 |
| April 2022 · 2 sales · median $1,750 |
| 20 | eBay | Pokemon 2004 EX Fire Red Leaf Green Gengar EX Holo 108/112 PSA 10 POP 71 GEM MT | −25% | $1,500 |
| 16 | eBay | Pokemon 2004 EX Fire Red Leaf Green Gengar EX Holo 108/112 PSA 10 POP 71 GEM MT | — | $2,000 |