Image sources:

• – Doctor Fate:
  http://semantink.com/wordpress/wp-content/uploads/2009/12/DrFate-FINAL.jpg
• – Green Lantern:
  http://snarkerati.com/movie-news/files/2009/05/hal-jordan-green-lantern.jpg
• – Spider-Man:
  http://www.spiderman-games-online.info/index_files/spiderman1.jpg
• – The Fantastic Four:
  http://www.dreamscapecomics.com/whatif.jpg
• – Superman:
  http://writeontheinternet.files.wordpress.com/2007/09/superman.jpg
  http://www.intuitivewebdesigns.com/comics/graphics/superman/NewSuperman.jpg
  http://forevergeek.com/wp-content/uploads/2007/05/srsb3.jpg