| Issue | #55 |
| Published | February 2009 |
| Cover Price | 2.99 USD |
| Pages | 36 |
| Editing | Eddie Berganza; Adam Schlagman (associate) |
| Notes | U.S. on sale date: 2009-02-18 |
| Characters | Batman [Bruce Wayne]; Lois Lane; Robin [Tim Drake]; Superman [Clark Kent; Kal-El]; Nightwing [Dick Grayson] |
| Genre | Superhero |
| Pencils | Rags Morales (signed) |
| Inks | Rags Morales (signed) |
| Colors | Nei Ruffino (signed) |
| Notes | U.S. on sale date: 2009-02-18 |
| Characters | Clark Kent [Superman; Kal-El]; Batman [Bruce Wayne]; Robin [Tim Drake]; Nightwing [Dick Grayson]; Supergirl [Kara Zor-El]; Zatanna Zatara; Justice League of America [Flash [Wally West]; Green Lantern [John Stewart]; Wonder Woman [Diana Prince]]; Alfred Pennyworth; Lois Lane; Catwoman [Selina Kyle] |
| Synopsis | "The now super-powered Dark Knight takes his crusade worldwide, but one man stands in his way: his original protege, Nightwing! Meanwhile, the all-too-human Superman teams up with Zatanna to unravel the mystery behind the loss of his powers!" [per solicitation] |
| Genre | Superhero |
| Script | Michael Green (plot); Mike Johnson (plot; dialogue) |
| Pencils | Rags Morales |
| Inks | John Dell; Drew Geraci |
| Colors | Nei Ruffino |
| Letters | Rob Leigh |
| Characters | Flash [Barry Allen] |
| Script | Dan Didio |
| Letters | typeset |
| Notes | Dan Didio talks about the return of Barry Allen as the Flash. House ad for Superman / Batman #56. |