Mega Eelektross ex #266, Mega Attack Rare, Ascended Heroes
- Card number: #266/217
- Rarity: Ultra Rare
- Finish: Non-Holo
A PSA 10 Mega Eelektross ex #266 Mega Attack Rare from Ascended Heroes has a TCGBerg fair value of $111 as of Jul 19, 2026. PSA has graded 685 copies at PSA 10.
TCGBerg Algorithm (estimated from recorded sales).
- Population · PSA 10
- 685
- Market cap
- $76.2K
- Volatility
- 9.2%
- YTD
- -
- Sales evidence
- Very strong
TCGBerg fair value · PSA 10
$111
Price history
Weekly fair value for PSA 10. Shaded area is the confidence band: how precisely we can pin the value; it tightens as more sales confirm it. Dots are individual sales.
What the evidence says
The value weighs 30 PSA 10 sales from the past year, not the latest one alone. Its confidence band runs from $107 to $115. A PSA 10 ($111) is worth 3.8 times a PSA 9 ($29). Over the past 30 days the PSA 10 value has fallen 22.3%.
TCGBerg fair value by grade
Value at each grade and ungraded condition. Log scale. Tap a row to switch the whole page.
Behind the scenes
What goes into this price, and how much we know.
All grades matrix
Every grade we track for this printing. Click any column header to sort; the rightmost column jumps you to listings for that grade.
- $1111d 3.0%7d 3.0%30d 22.3%
- Pop
- 685
- Mcap
- $76.2K
- Evidence
- Very strong
- Last
- -
- $291d 7.6%7d 7.6%30d 29.7%
- Pop
- 261
- Mcap
- $7.6K
- Evidence
- Strong
- Last
- -
| Listings | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| $111 | 685 | $76.2K | down 3.0% | down 3.0% | down 22.3% | - | Very strong | - | ||
| $29 | 261 | $7.6K | up 7.6% | up 7.6% | down 29.7% | - | Strong | - |
PSA population report
946 graded copies of Mega Eelektross ex Mega Attack Rare across 2 grades. The selected grade is highlighted.
PSA 10 makes up 72% of graded copies: 685 of 946. It’s the most common grade for this card.
Analysis
Mega Eelektross EX - Mega Attack Rare at PSA 10 carries a TCGBerg fair value of $111 as of 2026-07-19. We track a TCGBerg fair value across 2 grades from Ascended Heroes, from PSA 9 up to PSA 10. A graded population of 685 copies sits behind the PSA 10 grade. The PSA 10 valuation rests on very strong sales evidence. Over the past 30 days, the PSA 10 TCGBerg fair value has fallen 22.3%.