There's an extended "Game of Thrones" trailer to get you that much more excited for Season 3. Who knew 20 seconds could be so cool?

Need more "Game of Thrones" Season 3? Check out these dragon ads, the original Season 3 trailer and the first episodic pictures.

Below, click through the slideshow to see new character portraits.

"Game of Thrones" premieres March 31 at 9 p.m. EST on HBO.

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  • 'Game of Thrones' Character Posters

    Peter Dinklage as Tyrion Lannister.

  • 'Game of Thrones' Character Posters

    Sophie Turner as Sansa Stark.

  • 'Game of Thrones' Character Posters

    Rory McCann as Sandor Clegane (The Hound).

  • 'Game of Thrones' Character Posters

    Richard Madden as Robb Stark.

  • 'Game of Thrones' Character Posters

    Kit Harington as Jon Stark.

  • 'Game of Thrones' Character Posters

    Jack Gleeson as Joffrey Baratheon.

  • 'Game of Thrones' Character Posters

    Nikolaj Coster-Waldau as Jaime Lannister.

  • 'Game of Thrones' Character Posters

    Emilia Clarke as Daenerys Targaryen.

  • 'Game of Thrones' Character Posters

    Lena Headey as Cersei Lannister.

  • 'Game of Thrones' Character Posters

    Michelle Fairley as Catelyn Stark.

  • 'Game of Thrones' Character Posters

    Isaac Hempstead-Wright as Bran Stark.

  • 'Game of Thrones' Character Posters

    Maisie Williams as Arya Stark.

  • 'Game Of Thrones' Season 3

    Emilia Clarke as Daenerys Targaryen

  • 'Game Of Thrones' Season 3

    Clive Russell as Brynden "The Blackfish" Tully

  • 'Game Of Thrones' Season 3

    Peter Dinklage as Tyrion Lannister

  • 'Game Of Thrones' Season 3

    Nikolaj Coster-Waldau as Jaime Lannister

  • 'Game Of Thrones' Season 3

    Thomas Brodie Sangster as Jojen Reed

  • 'Game Of Thrones' Season 3

    Jack Gleeson as Joffrey Baratheon, Natalie Dormer as Margaery Tyrell

  • 'Game Of Thrones' Season 3

    Gwendoline Christie as Brienne of Tarth

  • 'Game Of Thrones' Season 3

    Kit Harington as Jon Snow

  • 'Game Of Thrones' Season 3

    Rose Leslie as Ygritte

  • 'Game Of Thrones' Season 3

    Charles Dance as Tywin Lannister

  • 'Game Of Thrones' Season 3

    Sophie Turner as Sansa Stark

  • 'Game Of Thrones' Season 3

    Richard Dormer as Beric Dondarrion

  • 'Game Of Thrones' Season 3

    Dianna Rigg as Olenna Tyrell

  • 'Game Of Thrones' Season 3

    Lena Headey as Cersei Lannister

  • 'Game Of Thrones' Season 3

    Richard Madden as Robb Stark, Oona Chaplin as Talisa Maegyr

  • 'Game Of Thrones' Season 3

    Michelle Fairley as Catelyn Stark

  • 'Game Of Thrones' Season 3

    Ciaran Hinds as Mance Rayder

  • 'Game Of Thrones' Season 3

    Carice van Houten as Melisandre

  • 'Game Of Thrones' Season 3

    Stephen Dillane as Stannis Baratheon

  • 'Game Of Thrones' Season 3

    Isaac Hempstead Wright as Bran Stark

  • 'Game Of Thrones' Season 3

    Ellie Kendrick as Meera Reed

  • 'Game Of Thrones' Season 3

    Maisie Williams as Arya Stark

  • 'Game Of Thrones' Season 3

    Paul Kaye as Thoros