20th Century Fox has made some updates to the two previous X-Men: First Class character posters featuring Michael Fassbender as Magneto and James McAvoy as Professor X. You can check out the alternate backgrounds in the images below.

X-Men First Class Erik Character Poster #1
X-Men First Class Erik Character Poster #2
X-Men First Class Erik Character Poster #3
X-Men First Class Charles Character Poster #1
X-Men First Class Charles Character Poster #2