A PlayStation version was completed , but never released .
The Xbox and PS2 versions run in upscanned 640x448 resolution , which results in slight flickering , no scanlines , and slightly blurrier image compared to the Arcade and Sega Saturn versions .
A PS2 version was completed , but never released .
The Xbox and PS2 versions run in upscanned 640x448 resolution , which results in slight flickering , no scanlines , and slightly blurrier image compared to the Arcade and Sega Saturn versions .