Nice game, planned to be published by Psygnosys, but it was 1992-3. Read included file for more details, and how to play .  TOS independant, joystick control.

 Added gamex, fixed for TT.
  Works on all ST, STE, Mega ST(E), TT, Falcon with min 1MB RAM.
 Added unlimited lives + time options.
Cat:  S5IF . 

Download page with screenshots, video,  ...