trevenant pokemon card value (Celestial Guardians #8/239, 2-Diamonds) [1G] Gentle Slap (40) Attack 2 Trevenant - SWSH08: Fusion Strike

You may reveal a Merfolk, Plains, or Island card from among them and put it into your hand

#69 Bellsprout

The reason this happens is simply scarcity

Professional grading services evaluate card condition, authenticity, and rarity before encapsulating them in protective cases called "slabs." Key Value Factors: Grade Level : Higher grades (9-10) exponentially increase value Grading Company : PSA typically yields highest resale prices Card Rarity : First editions and vintage cards benefit most Population : Lower population counts increase scarcity value Market Timing : Current demand affects graded card premiums Grading Service Price Comparison PSA Base Price: $19-149 Turnaround: 5-65 days Value Premium: Highest Special Features: Market leader recognition CGC Base Price: $15-125 Turnaround: 5-30 days Value Premium: Growing Special Features: Subgrades available TAG Base Price: $12-50 Turnaround: 3-30 days Value Premium: Emerging Special Features: AI grading, 1000-point scale How Each Service Impacts Card Values PSA Grading Value Impact PSA remains the gold standard for Pokemon card grading, with PSA 10 cards consistently achieving the highest market prices