Elemental HERO Thunder Giant - Voltic Thunder (Collector's Rare) from Maze of Muertos (1st Edition) rose 24.6% to $29.41 on Oct 20, 2026, the biggest one-day gain among Yu-Gi-Oh singles priced $20 or more, per TickerMint.
Source: TickerMint (tickermint.cards), Oct 20, 2026. https://tickermint.cards/wire/2026-10-20-yugioh-top-gainer