4 Riftbound cards priced $5 or more set a new high in TickerMint's daily price record (since Oct 2025) on Oct 25, 2026; the most valuable was Kha'Zix, Voidreaver (Signature) from Unleashed (Foil) at $432.99.
Source: TickerMint (tickermint.cards), Oct 25, 2026. https://tickermint.cards/wire/2026-10-25-riftbound-record-highs