The end objective of the project is to have a Character collect batteries to power up, to counteract the power draining out of him. This is the first step toward this, adding power variables to our gameplay classes.

Check out the source here, with the project available for download:
(00:05) - Intro & Recap
(00:30) - Creating a Power Variable
(05:29) - Adding Power to the Character
(12:33) - Accessor Function Setup