Space Battles is a simple rail shooter with 18 enemies by Dave.
Changes:
Title screen has animated drop down title with flashing colors. Alien drop down animation at beginning of level. Correct alien in group flashes and then dies when shot. Alien projectile drops from lowest row of surviving aliens. True identity of alien projectile is not revealed until bottom band. Color matched alien projectile transforms into either a double width green fuel pod or a single width red bomb. Dropping bomb makes a bomb dropping sound. Three alien speeds per level slow, stepping, fast. Four different enemy patterns as level increases. Fuel gauge with low fuel warning sound and FUEL LEVEL warning message. CATCH FUEL message synchronized with fuel pod drop. Bomb/Fuel pod impact sound and ground flash for bombs. Missile and Alien projectile collision pushes projectile upwards and increases score. Alien row is shielded and appears as an”S”after being hit until another alien row is hit.