The time mechanic acts as a shield. If you are about to be hit, rewinding allows you to escape danger, but it uses up your time meter.
Use the ghost feature to double your firepower. In boss fights, position your main ship on one side and your ghost on the other to maximize damage output. The time mechanic acts as a shield
You can record your movement and shooting, then rewind time to have a "ghost" of your past self fight alongside you. rewinding allows you to escape danger