Watch Battlestar Galactica Season 4 Episode 13 Online. As the month of love is coming, everybody is in the mood for love. So as my self as i am in mood to share one of the most popular tv series to hit our television, its the Battlestar Galactica. The Battlestar Galactica is now on its season 4 and will be having the latest episode entitled as the The Oath. This episode is the Battlestar Galactica Season 4 Episode 13. In this episode, Adama continues with his plan to use Cylon drive technology on Colonial ships. The closer ties between the rebel Cylons and the humans sets off a violent uprising in the fleet. Watch Battlestar Galactica Season 4 Episode 13 Online free streaming.