ComiXology is running a sale all this weekend on Superman-related digital comics for only 99 cents each.

Note, the sale is only for this weekend — Saturday, July 30, 2011 and Sunday, July 31, 2011.

You can download the digital versions for the Android, iPad, iPhone, or iPod Touch of select issues of titles like Action Comics, Superman, All-Star Superman, The Adventures of Superman, and much more for only $.99 each at the ComiXology App. You can also purchase and read these items online at ComiXology’s website.

I can’t stress enough how awesome this sale is and how you need to get on this as soon as you can before it end. Jump right on the 12 issues of Grant Morrison and Frank Quitely’s epic All-Star Superman for sure.

Here’s a breakdown of what’s available in the sale, via DC.

Classic Tales of the Man of Steel

– Action Comics #1 (first appearance of Superman and Lois Lane)
– Action Comics #6 (first appearance of Jimmy Olsen)
– Action Comics #23 (first appearance of Lex Luthor)
– Action Comics #252 (first appearance of Supergirl)
– Superman Annual #11

Whatever Happened to the Man of Tomorrow?

– Superman #423
– Action Comics #583

Superman Begins

– The Man of Steel #1-6
– Superman: Birthright #1-12
– Superman: Secret Origin #1-6
– Superman for All Seasons #1-4

Modern Adventures of the Last Son of Krypton

– All-Star Superman #1-12
– Superman: For Tomorrow #204-215
– Superman: Red Son #1-3

The Death and Return of Superman

– Superman #75
– The Adventures of Superman #500
– Superman #81

“Emperor Joker”

– Emperor Joker #1
– Superman #161
– The Adventures of Superman #583
– Superman: The Man of Steel #105
– Action Comics #770

“Superman: Last Son”

– Action Comics #844-846
– Action Comics #851
– Action Comics Annual #11

“Superman and the Legion of Super Heroes”

– Action Comics #858-863

“Superman: Brainiac”

– Action Comics #866-870

Super Friends

– Justice League of America #1
– JLA #1
– Superman/Batman #1-6 (Public Enemies)
– Superman/Batman/Wonder Woman: Trinity #1-3
– Kingdom Come #1-4