From Comic Book Resources:
Warner Bros. Pictures has released the Comic-Con International-exclusive character teaser posters for Green Lantern that, in addition to showcasing stars Ryan Reynolds and Blake Lively, give us our first official glimpses of Mark Strong as Sinestro and Peter Sarsgaard as Hector Hammond. As a bonus, they also give a nod to the Green Lantern oath.
To read the rest of the article – and to see the posters – click here.