I grabbed an item that rotates about me. This should help kill enemies.
Watch out for the green shots.
Game over. They got me.
The main menu
Beginning the game
Ducking missile fire
Be careful on this tricky screen!
Lots of enemies are attacking
Try to get past this eye as quickly as possible, otherwise you might waste a lot of time.
Don't get trapped at the bottom
The silver objects move up and down and mustn't be touched
The starting location for a new game
A large, green, blob like creature
You need to make your way past this obstacle
Defining the keys.
Watch those enemies as they move upwards.
Avoid the gree shots.
That turret fires at you - use the gaps as temporary shelters.