| Issue | #16 |
| Published | December 1997 |
| Cover Price | 1.95 USD |
| Pages | 36 |
| Editing | Maureen McTigue; Mike McAvennie |
| Characters | Supergirl |
| Genre | superhero |
| Pencils | Gary Frank; Patrick Martin |
| Inks | Cam Smith |
| Characters | Supergirl; Extremists; Power Girl; Twilight (origin) |
| Synopsis | Power Girl joins with Supergirl to stop the Extremists. Twilight's origin is revealed. |
| Genre | superhero |
| Script | Peter David |
| Pencils | Leonard Kirk |
| Inks | Cam Smith |
| Colors | Pat Prentice |
| Letters | Gene D'Angelo; Digital Chameleon |