Watch an Extended 'Game of Thrones' Trailer (Video)
The longer teaser includes new footage from the highly anticipated HBO series.
HBO continues to build anticipation for medieval drama Game of Thrones with a new, extended trailer.
The added footage reveals more of the story driving the show and includes even more sword and lance fights.
Game of Thrones is based on George R.R. Martin's A Song of Ice and Fire novel series. The series premieres April 17 on HBO.