Guardian of Grayskull ( Adam X Oc Thalia)

Prince Adam and Princess Thaila have been close friends since childhood; their parents are the King and Queen of Eternia, and Thaila's parents are the King and Queen of Solaria. Adam and Thalia have the power of Grayskull. Adam turns into He man and Thalia turns into Soul-Ra to protect Grayskull from the forces of evil.

Also, Thalia and Adam have been engaged since their parents formed an alliance between the two kingdoms of Eternia and Solaria.