| Issue | #20 |
| Published | January 2008 |
| Cover Price | 2.99 USD; 3.65 CAD |
| Pages | 36 |
| Editing | Joan Hilty; Rachel Gluckstern (associate) |
| Notes | U.S. on sale date: 2007-11-21. |
| Characters | Checkmate [White Queen [Amanda Waller]; White Queen's Knight [Werner Vertigo; Count Vertigo]]; Suicide Squad [Bane; Bronze Tiger [Ben Turner]; Captain Boomerang, Jr. [Owen Mercer]; Chemo; Deadshot [Floyd Lawton]; Multiplex; Nightshade [Eve Eden]] |
| Genre | Superhero; Spy |
| Pencils | Kalman Andrasofszky |
| Inks | Kalman Andrasofszky |
| Colors | Kalman Andrasofszky ? |
| Notes | U.S. on sale date: 2007-11-21. |
| Characters | Checkmate [Black King [Taleb Beni Khalid]; Black King's Bishop [August General in Iron; Fang Zhifu]; Black King's Knight [Fire; Beatriz Da Costa]; Black Queen [Sasha Bordeaux]; Black Queen's Bishop [Jessica Midnight]; White King [Michael Holt; Mr. Terrific]; White King's Knight [Tommy Jagger]; White Queen [Amanda Waller] (resigns); White Queen's Knight [Werner Vertigo; Count Vertigo]]; Martian Manhunter [J'onn J'onzz]; Suicide Squad [Deadshot [Floyd Lawton]; Nightshade [Eve Eden]]; Ambassador Trautman; Secretary General Addy; Mawzir (villain; flashback) |
| Synopsis | "Taskforce X marks the spot as the Royals force a showdown with Amanda Waller!" [per solicitation] |
| Genre | Superhero; Spy |
| Script | Greg Rucka |
| Pencils | Joe Bennett |
| Inks | Jack Jadson |
| Colors | Santiago Arcas |
| Letters | Travis Lanham |
| Characters | Power Girl; Superman [Clark Kent; Kal-El]; Flash [Jay Garrick]; Green Lantern [Kyle Rayner]; Jakeem Thunder; Flash [Wally West]; Wonder Woman |
| Script | Dan Didio |
| Pencils | Carlos Pacheco (signed) |
| Inks | Jesus Marino (signed) |
| Colors | J. D. Mettler |
| Letters | typeset |
| Notes | Dan Didio wishes everyone a Happy Thanksgiving and gives a few clues about upcoming DCU events. Hot list - Countdown #23, Countdown Presents: The Search for Ray Palmer: Gotham By Gaslight #1 and Justice League of America #15. House ad for Checkmate #21. |
| Reprinted | from JSA (DC, 1999 series) #54 (January 2004) [upper portion of cover] |