Weiss Schwarz
Observation Theory, Rio Futaba
Rascal Does Not Dream of Bunny Girl Senpai · SBY/W64-E027 · R
Current UK price · near mint
£3.27· 0.0%
As of 2026-05-23 · folio price index · last 7 days
About this card
Observation Theory, Rio Futaba is a R from Rascal Does Not Dream of Bunny Girl Senpai, part of the Weiss Schwarz trading card game. Track its price, watch its history, and manage your full TCG collection — across 13 games and counting — with folio. Built by collectors, for collectors.