Choi Woo-sik “Train to Busan” AUTOGRAPH Signed 8×10 Photo Authentic & Hand-Signed by Woo-sik Choi Fully Authenticated with tamper-proof ACOA sticker from the top celebrity autograph experts at AutographCOA (ACOA). Lookup #RA74822 Lifetime Guarantee of Authenticity COA from TopPix Autographs – RACC Trusted Seller #103, UACC Dealer #328 & AFTAL Approved #103