The promotional materials released for the "Blue Lock" anime so far include teaser trailers, key visual posters, character visuals, and announcements on official social media accounts. Teaser trailers often give a glimpse into the animation style and tone of the upcoming series, while key visual posters showcase the main characters and setting of the anime. Character visuals focus on individual characters and their designs, helping to generate excitement among fans. Official social media accounts regularly update followers with news, announcements, and behind-the-scenes content to build anticipation for the release of "Blue Lock."