The code wheel was a physical artifact included in the retail box. It typically consisted of several concentric cardboard or paper disks fastened in the center.
: The game was famous (and controversial) for its "eroge" elements, where saving various maidens resulted in suggestive "reward" scenes. The Western release famously included an "NR-13" standard version and an optional "NR-18" patch to restore explicit content. Finding Codes Today knights of xentar code wheel
: Players had to rotate the physical wheel to align these symbols. Once aligned, a small window on the wheel would reveal the required entry code. The code wheel was a physical artifact included
Not every player encountered this obstacle. The of Knights of Xentar generally did not require the code wheel for verification. Because CD-ROMs were much harder to copy at home in the mid-90s compared to 3.5-inch floppies, the physical disc served as its own form of copy protection. The Game Behind the Wheel The Western release famously included an "NR-13" standard
: If the correct code was not entered, the game would refuse to load or, in some versions, restrict the player to a "training session" only. CD-ROM vs. Diskette Versions