Butterfree

A full estimate: 6 sales we counted in the last 90 days, weighted toward the most recent.

Kept in line with PSA 8 Holofoil: an estimate on thin evidence may not sit above a better-supported higher grade or below a lower one.

Recent sales: the middle (median) of the last 3 sales we counted (Sep 30 to Oct 9), each adjusted to typical eBay auction prices: Buy It Now and auction-house prices are moved by the gap we measure between venues in this era. The sales list shows the prices paid.

Checked on 10,522 estimate-to-next-sale pairs for grades with 5 to 8 sales in 90 days, Wizards era, from Jan 1, 2025 to Oct 16, 2026: half the next sales landed within 17 percent of the estimate at the time (as of Oct 18). A record of past estimates, not a guarantee for this card.

Estimates with limited evidence had a median error of 20 percent on 25,291 past cases (Jan 1, 2025 to Oct 16, 2026).

Sales in the last 90 days ran from $225.50 (Aug 15) to $475.88 (Oct 9) (6 sales, prices paid).

Evidence: strong means at least 4.5 effective recent sales (older and clustered sales count for less) with a spread under 0.15; moderate, at least 2.8 with a spread under 0.30; limited, anything less. The basis (sales of this grade, or estimated from similar cards) is stated separately.

See how close we came for similar grades

What these words mean · Methodology