Just released at San Diego Comic con 2011, The Join the fight trailer, reintroduces us to the various classes available in Star Wars: The Old Republic.

The uneasy peace established by the Treaty of Coruscant is broken and both the Galactic Republic and Sith Empire build their armies. As both sides prepare for open war, a new generation of heroes must rise up to meet the challenges of a volatile age, declaring their allegiances and fighting for what they believe in.

Trailer after the jump.