Bipolar (MachoMuscles)

You are the two charged items and should avoid incoming enemies. The game gets progressively more difficult over time. You will gain health if you avoid enemies equal to the number displayed in the middle of the screen.

Controls: 

S or Down arrow key, Move inwards.

W or Up arrow key: Move outwards.

D or Right arrow key: Accelerate.

A or Left arrow key: Reverse.