Knights of Xentar , released in 1994, is a legendary title in the annals of English-localized Japanese role-playing games (RPGs). As the only localized entry in the Dragon Knight series (originally Dragon Knight III ), it is remembered for its comedic tone, action-RPG combat, and, notably, its challenging, physical copy-protection mechanism: the .
Look through the viewing window (or at the matching symbol line) to find a letter or number code.
If you lost the piece of cardboard, your legally purchased game became completely unplayable. knights of xentar code wheel
On the other hand, it introduced significant friction. If you lost the code wheel, your legally purchased game became permanently unplayable. Playing the game in a dimly lit room made reading the tiny numbers through the cardboard windows an absolute nightmare. Furthermore, if the center pin holding the cardboard layers together loosened over time, the wheels would misalign, leading to incorrect codes and false lockouts. The Legacy and Modern Preservation
In the early 1990s, unauthorized copying of video games was rampant. Developers couldn't rely on online authentication or CD-keys, as the internet was in its infancy. Instead, they used "physical" copy protection. Knights of Xentar , released in 1994, is
Upon launching the game, the software would halt progress and display a security screen. It would show a specific visual prompt—usually the face of one of the game’s prominent female characters or a unique fantasy symbol—alongside a set of variables (such as a specific color, number, or secondary icon).
The wheel typically consisted of two or three concentric discs held together by a central grommet. Each layer featured windows or pointers. The game would display a , such as a specific monster or character. If you lost the piece of cardboard, your
During the 1990s, software cracking groups successfully modified the game's main executable file ( .EXE ). By rewriting the assembly code, they bypassed the subroutine that calls the copy protection screen entirely. Most pre-configured DOSBox distributions of Knights of Xentar found online today utilize these cracked executables, allowing the game to boot directly into the main menu without ever asking for the code wheel. The Historical Legacy of Feelie DRM
The game frequently referenced its own documentation, with the manual even summarizing the plots of the previous two Japanese-only games. The code wheel was an extension of this "all there in the manual" philosophy common in 90s RPGs. How the Wheel Worked
At the time, code wheels were viewed with a mix of affection and annoyance. On one hand, they felt like an extension of the game world. Holding a tangible, tactile device added a layer of immersion, making the player feel like they were cracking a secret vault before starting their digital journey. On the other hand, the practical flaws were immense:
: Players could not save progress past the entry screen or even explore the opening map without matching the values required by the prompt. How the Code Wheel Operated