| Issue | #17 |
| Published | November 2008 [September 24, 2008] |
| Cover Price | 2.99 USD; 2.99 CAD |
| Pages | 36 |
| Editing | Mike Carlin; Rachel Gluckstern (associate) |
| Notes | Cover forms a triptych with Trinity #16 and Trinity #18. |
| Characters | Superman [Clark Kent; Kal-El] |
| Genre | Superhero |
| Pencils | Jim Lee |
| Inks | Scott Williams |
| Colors | Alex Sinclair |
| Notes | Cover forms a triptych with Trinity #16 and Trinity #18. |
| Characters | Justice League [JLA; Batman [Bruce Wayne]; Flash [Wally West]; Green Lantern [John Stewart]; Hawkgirl [Kendra Saunders]; Superman [Clark Kent; Kal-El]; Wonder Woman [Diana Prince]]; Green Lantern [Hal Jordan]; Supergirl [Kara Zor-El]; Titans [Donna Troy; Nightwing [Dick Grayson]]; Power Girl; Charity; Lois Lane; Manny; Despero (villain); Morgaine Le Fey (villain); Enigma (villain; Antimatter Earth); Krona (villain) |
| Synopsis | With the Trinity branded, Morgaine casts her spell and releases Krona from the cosmic egg, causing reality to go crazy. |
| Genre | Superhero |
| Script | Kurt Busiek |
| Pencils | Mark Bagley |
| Inks | Art Thibert |
| Colors | Pete Pantazis |
| Letters | Ken Lopez |
| Notes | Last 3 pages are located after second story. |
| Characters | Hannah Mercer; Konvikt (villain); Graak (villain); Jagger Ton (flashback); Sar Ton (flashback); Onisia Ton (flashback); Norman Feller (corpse); Anderson Burns (corpse); Harris Milne (corpse); Anthony Vittaglia (corpse) |
| Synopsis | Konvikt escapes from prison. |
| Genre | Superhero |
| Script | Kurt Busiek (plot); Fabian Nicieza (plot; script) |
| Pencils | Scott McDaniel |
| Inks | Andy Owens |
| Colors | Allen Passalaqua |
| Letters | Ken Lopez |
| Characters | Wonder Woman [Diana Prince]; Superman [Clark Kent; Kal-El]; Batman [Bruce Wayne] |
| Script | Mike Carlin |
| Pencils | Jim Lee; ? |
| Inks | Scott Williams; ? |
| Colors | Alex Sinclair; ? |
| Letters | typeset |
| Notes | Mike Carlin talks about the 1/3 point of the Trinity series. Hot list - Ambush Bug: Year None #3, Teen Titans #63 and Reign in Hell #3. House ad Trinity #18. |