One Riftbound card priced $5 or more set a new high in TickerMint's daily price record (since Oct 2025) on Oct 30, 2026; the most valuable was Vex, Gloomist (Signature) from Unleashed (Foil) at $665.02.
Source: TickerMint (tickermint.cards), Oct 30, 2026. https://tickermint.cards/wire/2026-10-30-riftbound-record-highs