Pre‑order your autograph from Courtney Lin, Princess Peach from Mario Kart World, Sakuko in Silent Hill F, and many more! This is your chance to lock in an officially signed item from one of the upcoming stars in gaming and anime. OG Collectibles is The Official Autograph Partner of Game On Expo, ensuring every signature is authentic. To ensure every autograph is authentic, we will be having JSA on-site authenticating each autograph on your item!