| Issue | #20 |
| Published | December 2008 [October 15, 2008] |
| Cover Price | 2.99 USD; 2.99 CAD |
| Pages | 36 |
| Editing | Mike Carlin; Rachel Gluckstern (associate) |
| Notes | Cover forms a triptych with Trinity #19 and Trinity #21. |
| Characters | Superman [Clark Kent; Kal-El] (statue) |
| Genre | Superhero |
| Pencils | Carlos Pacheco |
| Inks | Jesus Merino |
| Colors | Allen Passalaqua |
| Notes | Cover forms a triptych with Trinity #19 and Trinity #21. |
| Characters | Firestorm [Jason Rusch; Gehenna]; Superman [Clark Kent; Kal-El] (as statue; also in flashback); Tomahawk (statue); Senator Joseph McCarthy (flashback); Justice Society of America [also as All-Star Squadron; Atom [Al Pratt] (flashback); Black Canary [Dinah Drake Lance] (flashback); Commander Steel [Hank Heywood] (flashback); Doctor Fate [Kent Nelson] (flashback); Dr. Mid-Nite [Charles McNider] (flashback); Firebrand [Danette Reilly] (flashback); Flash [Jay Garrick] (flashback); Green Lantern [Alan Scott] (flashback); Hawkman [Carter Hall] (flashback); Hourman [Rex Tyler] (flashback); Johnny Quick [Johnny Chambers] (flashack); Liberty Belle [Libby Lawrence] (flashback); Mr. Terrific [Terry Sloan] (flashback); Starman [Ted Knight]; Wildcat [Ted Grant]]; Walter; Green Lantern [Hal Jordan] (flashback); Aquaman [Arthur Curry] (flashback); Flash [Barry Allen] (flashback); Amazos; Nate; Alvin Rusch (flashback); Mrs. Rusch (flashback) |
| Synopsis | Firestorm goes to a library to research the history of this new version of Earth. |
| Genre | Superhero |
| Script | Kurt Busiek |
| Pencils | Mark Bagley |
| Inks | Art Thibert |
| Colors | Pete Pantazis |
| Letters | Pat Brosseau |
| Characters | Krona (villain); The Controllers |
| Synopsis | Krona recruits the Controllers to his cause. |
| Genre | Superhero |
| Script | Kurt Busiek (plot); Fabian Nicieza (plot; script) |
| Pencils | Tom Derenick |
| Inks | Wayne Faucher |
| Colors | Allen Passalaqua |
| Letters | Pat Brosseau |
| Characters | Black Lightning [Jefferson Pierce]; Saturn Girl; Darkseid; Cheetah [Barbara Minerva]; Sinestro |
| Script | Dan Didio |
| Letters | typeset |
| Notes | Dan Didio talks about upcoming events in the Final Crisis storyline, beginning with Final Crisis #4. Hot list - DC Universe: Decisions #3, Superman and Batman vs. Vampires and Werewolves #1 and Superman's Pal, Jimmy Olsen Special #1. House ad for Trinity #21. |