| Issue | #11 |
| Published | Holiday 1988-89 |
| Cover Price | 1.25 |
| Pages | 36 |
| Editing | Jonathan Peterson |
| Notes | Invasion First Strike! Extra! |
| Genre | Detective; Superhero |
| Pencils | Gil Kane (signed) |
| Inks | Gil Kane (signed) |
| Notes | Invasion First Strike! Extra! |
| Script | Jenette Kahn |
| Letters | Typeset |
| Notes | Inside front cover columns 1 and 2. |
| Synopsis | DC comics on sale for one week for Holiday 1988. |
| Letters | Typeset |
| Characters | Knight [Sir Lionel Hawkins]; Benson; Scott; Nolan; Sean; Sir Walter |
| Synopsis | Sir Hawkins stops a plot by the Irish Republican Army to use the Alien Invasion as a cover for attacking the British government. |
| Genre | Detective; Superhero |
| Script | Paul Kupperberg |
| Pencils | Steve Erwin |
| Inks | Al Vey |
| Colors | Julianna Ferriter |
| Letters | Agustin Mas |
| Synopsis | A page of the Daily Planet paper that details the beginning of the Invasion crossover. |
| Letters | Typeset |