Darkrai Prism Star (Ultra Prism) rose 20.0% to $33.69 on Oct 8, 2026, the biggest one-day gain among Pokemon singles priced $20 or more, per TickerMint.
Source: TickerMint (tickermint.cards), Oct 8, 2026. https://tickermint.cards/wire/2026-10-08-pokemon-top-gainer