What is XDR?

XDR (X-Dazedly-Ray) is a 1990 Japanese horizontally scrolling shooter.

Developed by the upstart manufacturer UNIPACC(ユニパック), it was not well received and sales were limited to Japan.

The system, the stage configuration, the artwork, there are no major characteristics to these.

The only feature is that there is no limit to the number of bullets your ship can fire in the screen.

Therefore, the use of  continuous fire function outside of the game is prohibited.