Last mission - final boss fight in 5 stages:
I. space station - easy but durable - 2x targeted laser + time controlled shield (up about 75% of time)
II. helper - fast and dangerous - rockets and multiple green laser
III. space station - like stage I but with lots of mines mines
IV. helper - time wave + spawns a lot of minor ships
V. space station - like stage III but with time wave
Last mission - final boss fight in 5 stages: I. space station - easy but durable - 2x targeted laser + time controlled shield (up about 75% of time) II. helper - fast and dangerous - rockets and multiple green laser III. space station - like stage I but with lots of mines mines IV. helper - time wave + spawns a lot of minor ships V. space station - like stage III but with time wave