- Review January 2, 2021 이거 장난 아닌데? 트랜스포머계의 메탈 빌드 철기강 옵티머스프라임 鐵機巧 KURO KARA KURI Optimus Prime 변신 안되는 변신로봇 리뷰 Posted By: Tec collectibles, Gundam, mecha, reviews, YouTube, 반창고TV Liked it? Take a second to support TF-Prototype on Patreon! Share:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Tumblr (Opens in new window)