Gyarados #123 HeartGold & SoulSilver Reverse Holofoil Price

Gyarados #123 price, trend & prediction

Gyarados #123 (Reverse Holofoil, Rare Holo) from HeartGold & SoulSilver (2010) has a market price of $499.99 raw as of October 13, 2026, the TCGplayer market price for this exact printing. That makes it the most valuable card in HeartGold & SoulSilver. Over the last 30 days the price has surged (+267.3%), +276.0% over 90 days. Its 180-day range is $130.17 to $499.99 — it is trading near the top of that range.

Graded copies of Gyarados sell for more than raw. A PSA 10 has a recent sale median of $999.99, about 2.0× the raw price (1 recent sale) — thin data, treat as indicative. PSA 9 copies go for around $1,500.00, about 3.0× the raw price (11 recent sales). Other grades we track: BGS 9.5 at $5,200.00, CGC 10 at $1,000.00, ACE 8 at $785.36. Graded medians come from recent eBay sold listings and refresh daily.

Gyarados #123 price prediction: if recent momentum continues, the 30-day trend for this card is upward. Momentum is pointing up: the price is higher across the windows we track (+267.3% over 30 days, +0.0% over 7 days, +276.0% 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.