Mystery Zone #137 Skyridge Reverse Holofoil Price

Mystery Zone #137 price, trend & prediction

Mystery Zone #137 (Reverse Holofoil, Uncommon) from Skyridge (2003) has a market price of $19.99 raw as of October 14, 2026, the TCGplayer market price for this exact printing. For context, the median Skyridge card is $60.00; this one ranks #261 of 320 priced printings. Over the last 30 days the price has held steady (+0.0%), +0.0% over 90 days.

Graded copies of Mystery Zone sell for more than raw. A PSA 10 has a recent sale median of $76.78, about 3.8× the raw price (3 recent sales) — thin data, treat as indicative. PSA 9 copies go for around $20.50, about 1.0× the raw price (5 recent sales) — thin data, treat as indicative. Other grades we track: CGC 9 at $20.74. Graded medians come from recent eBay sold listings and refresh daily.

Mystery Zone #137 price prediction: if recent momentum continues, the 30-day trend for this card is sideways. Momentum is flat: the price has barely moved across the windows we track (+0.0% over 30 days, +0.0% over 7 days, +0.0% over 90 days). This is a read of past price moves, not a model forecast and not investment advice — see the forecast methodology and public accuracy scoreboard for how our ML outlooks are built and scored.