Spring can't come soon enough! Not only is it the end of an extremely frigid winter in the northeast, but it's also when HBO's “Game of Thrones” returns.

The fourth season of the hit show kicks off its ten-episode run on Sunday, April 6 at 9 p.m. and promises to be the most action packed season yet.

So if you're as obsessed with everything Thrones, as we are, you'll want to check out these 15 new pics from the upcoming season that were just released by HBO.

Based on the popular book series "A Song of Ice and Fire," by George R.R. Martin, the Emmy®-winning fantasy series chronicles an epic struggle for power in a vast and violent fantasy kingdom. 

Among the returning members of the ensemble cast are Emmy® and Golden Globe winner Peter Dinklage, Lena Headey, Emilia Clarke, Charles Dance, Nikolaj Coster-Waldau, Alfie Allen, Diana Rigg, Natalie Dormer, Kit Harington, Sophie Turner, Maisie Williams and Isaac Hempstead Wright. 

New cast members this season include Pedro Pascal as Prince Oberyn Martell, aka The Red Viper, and Indira Varma, who plays his paramour, Ellaria Sand. "Treme's" Michiel Huisman also joins the cast, replacing Ed Skrein as the warrior Daario Naharis, the love interest of Daenerys Targaryen (Clarke). 

David Benioff and D.B. Weiss created the series and serve as executive producers. 

Click through to check out the 15 new season 4 photos.