| 0 | - | cover | 1 | pencils: Terry Dodson; inks: Rachel Dodson; colors: Terry Dodson | Harley Quinn; Oracle; Batman; Poison Ivy; Lewis LeBeau; Buster; Kennedy Two-Bear; Nixon Two-Bear |
| 1 | - | cover reprint (on interior page) | 1 | pencils: Terry Dodson; inks: Rachel Dodson; colors: Terry Dodson | Harley Quinn; Joker; Guy Kopski |
| 2 | Be Cruel 2 Your School | comic story | 23 | script: Karl Kesel; pencils: Pete Woods; inks: Mark Lipka; colors: Alex Sinclair; letters: Ken Lopez | Harley Quinn (origin); Lewis LeBeau; Buster; Kennedy Two-Bear; Nixon Two-Bear; Frank Surley; Bo Donner; Carrie Chispazo; Joker; Guy Kopski (death); Odin Markus (death); Easy McKee (death) |
| 3 | - | cover reprint (on interior page) | 1 | pencils: Terry Dodson; inks: Rachel Dodson; colors: Terry Dodson | Harley Quinn; Killer Croc |
| 4 | Quintessence, Part 1: Shop 'Til You're Dropped! | comic story | 21 | script: Karl Kesel; pencils: Michael Kaluta, Pete Woods; inks: Mark Lipka, Michael Kaluta; colors: Alex Sinclair; letters: Ken Lopez | Harley Quinn; Lewis LeBeau; Buster; Kennedy Two-Bear; Nixon Two-Bear; Frank Surley; Bo Donner; Carrie Chispazo; Matches Malone [Batman]; Killer Croc; Joker (cameo) |
| 5 | - | cover reprint (on interior page) | 1 | pencils: Terry Dodson; inks: Rachel Dodson; colors: Terry Dodson | Batgirl [Harley Quinn] |
| 6 | Quintessence, Part 2: Brilliant Mistake | comic story | 22 | script: Karl Kesel; pencils: Terry Dodson; inks: Rachel Dodson; colors: Alex Sinclair; letters: Ken Lopez | Harley Quinn [also as Batgirl] (feature); Lewis LeBeau (guest); Buster (guest); Kennedy Two-Bear (guest); Nixon Two-Bear (guest); Frank Surley (guest); Bo Donner (guest); Carrie Chispazo (guest); Matches Malone [Batman] (guest); Killer Croc (guest); Batgirl [Cassandra Cain] (villain); Robin (villain |
| 7 | - | cover reprint (on interior page) | 1 | pencils: Terry Dodson; inks: Rachel Dodson; colors: Terry Dodson | Harley Quinn; Robin [Tim Drake]; Nightwing; Batgirl [Cassandra Cain] |
| 8 | Quintessence, Part 3: The Girl Is Bats! | comic story | 22 | script: Karl Kesel; pencils: Terry Dodson; inks: Rachel Dodson; colors: Alex Sinclair; letters: Ken Lopez | Harley Quinn [also as Batgirl]; Poison Ivy; Lewis LeBeau; Buster; Kennedy Two-Bear; Nixon Two-Bear; Matches Malone [also as Batman]; Frank Surley; Bo Donner; Carrie Chispazo; Jack Happi; Di Happi; Mr. Zed; Mr. Abel; Batgirl [Cassandra Cain] (villain); Robin [Tim Drake] (villain); Nightwing (villain) |
| 9 | - | cover reprint (on interior page) | 1 | pencils: Terry Dodson; inks: Rachel Dodson; colors: Terry Dodson | Harley Quinn; Oracle; Batman; Poison Ivy; Lewis LeBeau; Buster; Kennedy Two-Bear; Nixon Two-Bear |
| 10 | Quintessence, Conclusion: A Date Which Will Live in Infamy! | comic story | 31 | script: Karl Kesel; pencils: Terry Dodson; inks: Rachel Dodson; colors: Alex Sinclair; letters: Ken Lopez | Harley Quinn; Poison Ivy [also as Batgirl]; Lewis LeBeau (death); Buster; Kennedy Two-Bear; Nixon Two-Bear (death); Frank Surley; Bo Donner; Carrie Chispazo; Jack Happi; Di Happi; Batman (villain); Batgirl [Cassandra Cain] (villain); Robin; Nightwing (villain); Oracle (villain) |
| 11 | - | cover reprint (on interior page) | 1 | pencils: Tim Sale; inks: Tim Sale; colors: Tim Sale | Harley Quinn |
| 12 | Night and Day | comic story | 22 | script: Karl Kesel; pencils: Pete Woods; inks: Mark Lipka; colors: Peter Pantazis; letters: Ken Lopez | Harley Quinn; Poison Ivy (guest); Joker (guest); Lady Luna (villain); Moonrock (villain) |
| 13 | - | cover reprint (on interior page) | 1 | pencils: Jae Lee; inks: Jae Lee; colors: José Villarrubia | Harley Quinn [Harleen Quinzel] |
| 14 | Our Fighting Forces | comic story | 37 | script: Karl Kesel; pencils: Aron Wiesenfeld, Paul Grist, Paul Chadwick, Amanda Conner, Steve Lieber; inks: Aron Wiesenfeld, Paul Grist, Paul Chadwick, Jimmy Palmiotti, Steve Lieber; colors: Robert Ro, Alex Bleyaert; letters: Janice Chiang, Kurt Hathaway, Steve Lieber, John Workman | Harley Quinn [Harleen Quinzel]; Jimmy Olsen; Sheriff Ed Borgnine (first appearance; death); Kon Taaga Ru (an alien; first appearance; death); Qwaabla (villain); Female Furies [Bernadeth; Lashina; Mad Harriet; Stompa] (villains); Joe (villain); Que (villain); Tim (villain); Tom (villain); Jude (villa |