Meet BT21 and experience this unique game on the mobile platform now! The Friends Creator's First BT21 Game Title. The universe-class cute BT21 characters meet an innovative puzzle game! The Incredibly Creative Block Action Puzzle Game, PUZZLE STAR BT21. BT21 has set off on a journey to become UNIVERSTARS. TATA came to Earth with the AI robot VAN to become a UNIVERSTAR.
