| Issue | #8 |
| Published | May 2004 |
| Cover Price | 2.95 USD; 4.50 CAD |
| Pages | 36 |
| Editing | Eddie Berganza; Tom Palmer, Jr. (associate) |
| Characters | Superman; Batman; Kara Zor-El [Supergirl] |
| Genre | Superhero |
| Pencils | Michael Turner |
| Inks | Michael Turner |
| Colors | Peter Steigerwald |
| Reprinted | in Superman / Batman: Supergirl (DC, 2005 series) #nn [hardcover] |
| Characters | Superman; Batman; Kara Zor-El [Supergirl] |
| Genre | superhero |
| Pencils | Michael Turner |
| Inks | Michael Turner |
| Notes | 2nd printing - black and white sketch cover. |
| Reprinted | in Superman / Batman: Supergirl (DC, 2005 series) #nn [hardcover] |
| Characters | Superman; Batman; Wonder Woman |
| Genre | superhero |
| Pencils | Michael Turner |
| Inks | Michael Turner |
| Colors | Peter Steigerwald |
| Notes | 3rd printing cover. |
| Reprinted | in Superman / Batman: Supergirl (DC, 2005 series) #nn [hardcover] |
| Characters | Superman [Clark Kent; Kal-El]; Batman [Bruce Wayne]; Kara Zor-El [Supergirl] |
| Synopsis | After the catacylsmic events of SUPERMAN/BATMAN #6, Batman discovers something strange and mysterious on the bottom of Gotham Bay...and it looks like a girl. Will she battle on the side of good...or evil? [per solicitation] |
| Genre | Superhero |
| Script | Jeph Loeb |
| Pencils | Michael Turner |
| Inks | Michael Turner |
| Colors | Peter Steigerwald |
| Letters | Richard Starkings |
| Reprinted | in Superman / Batman: Supergirl (DC, 2005 series) #nn [hardcover]; in Superman / Batman: Supergirl (DC, 2005 series) #nn [softcover] |
| Letters | Typeset |
| Notes | Obituary/tribute for Julius Schwartz |