| 0 | Giant-Sized Anniverary Issue! | cover | 1 | pencils: Gary Frank; inks: Gary Frank; colors: Brad Anderson | Superman; Lois Lane; Supergirl [Kara Zor-El]; Jimmy Olsen; Perry White; Martha Kent; Superboy [Kon-El]; Krypto |
| 1 | The Comeback | comic story | 16 | script: James Robinson; pencils: Bernard Chang; inks: Bernard Chang; colors: Blond; letters: John J. Hill | Superman; Parasite; Lois Lane; Prankster (cameo) |
| 2 | Geometry | comic story | 16 | script: Dan Jurgens; pencils: Dan Jurgens; inks: Norm Rapmund; colors: Pete Pantazis; letters: John J. Hill | Superman; Robin [Dick Grayson]; Bruce Wayne; Alfred Pennyworth; Commissioner James Gordon; Jimmy Olsen (cameo) |
| 3 | Grounded Prologue: The Slap Heard 'Round the World | comic story | 10 | script: J. Michael Straczynski; pencils: Eddy Barrows; inks: J. P. Mayer; colors: Rod Reis; letters: John J. Hill | Superman; Batman [Dick Grayson]; Flash [Barry Allen]; Jonathan Kent (flashback, cameo); Richard (photo) |
| 4 | Breaking Up Is (Not) Hard to Do | text article | 4 | script: Paul Cornell, Sterling Gates, Jeff Lemire; pencils: David Finch, Pete Woods, Amy Reeder, Jamal Igle, Pier Gallo; inks: Joe Weems, Pete Woods, Richard Friend, Pier Gallo; colors: Peter Steigerwald, Guy Major, Blond, Brad Anderson | Lex Luthor; Robot Lois Lane [RoboLois] (first appearance); Deathstroke [Slade Wilson]; Supergirl [Kara Zor-El]; Bizarro Supergirl; Superboy [Kon-El]; Teen Titans [Raven; Beast Boy; Psion]; Krypto |
| 5 | Action Comics #890 Sneak Preview | preview (from the publisher) | 5 | script: Paul Cornell; pencils: Pete Woods; inks: Pete Woods; colors: Brad Anderson; letters: Rob Leigh | Lex Luthor; Spalding; Robot Lois Lane [RoboLois]; Sasky |
| 6 | Green Arrow: Man of the People, Man of the Forest, the Next Great Comic Book [June 23, 2010] | in-house column | 1 | script: Adam Schlagman; pencils: Mauro Cascioli; inks: Mauro Cascioli; colors: Mauro Cascioli | Green Arrow [Oliver Queen]; Green Lantern [Hal Jordan] |