The score system is based on growing gold cubes and using the beam to freeze the cubes.
It has 3 game modes (NOVICE/NORMAL/MANIAC).

Changes for EX version:

- reworked game play
- re-balanced and reduced difficulty
- added bullet canceling for certain enemies
- reworked controls and ship movements
- upgraded graphics and added 32 bit effects
- upgraded to widescreen
- added scanline filter
- slightly reworked levels
- reworked scoring mechanics
- unlock-able continues
- added training mode for unlocked levels and bosses
- added small ending
- CD quality music

Game Features:

6 stages with varied settings
6 huge end bosses
7 sub bosses
3 game modes

Graphics:
Rendered 16-bit CGI graphics horizontal shooting game

More details on the official game page of Razion EX ...