HBO Watch posted a link to artist Michael J Dimotta's Game of Thrones series Posters. Catelyn Tully (Stark), Daenerys Targaryen, Arya Stark, Tyrion Lannister, Jon Snow (of the Night's Watch), Loras Tyrell (Knight of Flowers), The Baratheon brothers,and Robyn Arryn...
Wow! Great stuff!
"Artist Michael J. Dimotta has updated his website with several amazing artworks featuring the houses of Westeros. Each of these houses will become progressively more important in the upcoming seasons of Game of Thrones so knowing their house mottos added to your lexicon couldn’t hurt! Combine a couple or all of them into an amazing wallpaper or share them with your friends! Check out Michael’s tumblr account for more of his work."
Source: HBOWatch | MichaelJDiMotta