Objective:
Destroy all alien centipedes and defeat the bosses to advance through levels. Prevent the centipedes from crossing the barrier.
Controls:
- Move Left: Left Arrow or 'A' key
- Move Right: Right Arrow or 'D' key
- Move Up: Up Arrow or 'W' key
- Move Down: Down Arrow or 'S' key
- Shoot: Spacebar
Scoring:
- Each centipede segment destroyed: 20 points
- Hitting the boss: 40 points
- Time remaining after completing a level: Added to your score
- Each remaining life: 100 points
Powerups:
- Powerups spawn every 2 seconds and last 10 seconds.