| 0 | The Final Trial | cover | 1 | pencils: Kenneth Rocafort; inks: Kenneth Rocafort; colors: Kenneth Rocafort | Harley Quinn [Harleen Quinzel] |
| 1 | - | cover reprint (on interior page) | 1 | pencils: Guillem March; inks: Guillem March; colors: Arif Prianto | |
| 2 | The Offer | comic story | 22 | script: Sam Humphries; pencils: Sami Basri; inks: Sami Basri; colors: Jessica Kholinne, Hi-Fi; letters: Steve Wands | |
| 3 | - | cover reprint (on interior page) | 1 | pencils: Guillem March; inks: Guillem March; colors: Arif Prianto | Harley Quinn |
| 4 | Castaway Quinn | comic story | 22 | script: Sam Humphries; pencils: Sami Basri; inks: Sami Basri; colors: Hi-Fi; letters: Dave Sharpe | |
| 5 | - | cover reprint (on interior page) | 1 | pencils: Guillem March; inks: Guillem March; colors: Arif Prianto | Harley Quinn |
| 6 | The Grand Finale of... The Trials of Harley Quinn | comic story | 22 | script: Sam Humphries; pencils: Sami Basri; inks: Sami Basri; colors: Hi-Fi; letters: Dave Sharpe | Harley Quinn; Mirand'r; Lords of Order and Chaos; Sharon Quinzel; Coach [Holly Hamden]; Petite Tina; Booster Gold |
| 7 | - | cover reprint (on interior page) | 1 | pencils: Kenneth Rocafort; inks: Kenneth Rocafort; colors: Kenneth Rocafort | Harley Quinn [Harleen Quinzel] |
| 8 | Crisis Killer | comic story | 22 | script: Sam Humphries; pencils: Sami Basri, Dan Jurgens, Aaron Lopresti, Tom Derenick; inks: Sami Basri, Norm Rapmund, Matt Ryan, Trevor Scott; colors: Hi-Fi; letters: Dave Sharpe | Harley Quinn [Harleen Quinzel]; Nick Quinzel; Booster Gold; Superman [Clark Kent]; Batman [Bruce Wayne]; Green Lantern [Hal Jordan]; Wonder Woman [Diana of Themyscira]; The Flash [Barry Allen]; Supergirl [Kara Zor-El]; Barry Quinzel; Alexander Luthor; Superboy; Ezzie Quinzel; Frankie Quinzel; Doctor |
| 9 | - | cover reprint (on interior page) | 1 | pencils: Guillem March; inks: Guillem March; colors: Arif Prianto | Harley Quinn |
| 10 | Escape from Christmas Hamlet | comic story | 22 | script: Sam Humphries; pencils: Sami Basri; inks: Sami Basri; colors: Hi-Fi; letters: Dave Sharpe | Harley Quinn [Harleen Quinzel]; Sharon Quinzel (flashback) |
| 11 | - | cover reprint (on interior page) | 1 | pencils: Guillem March; inks: Guillem March; colors: Arif Prianto | Harley Quinn |
| 12 | The Fast and the Foodious | comic story | 22 | script: Mark Russell; pencils: Sami Basri; inks: Sami Basri; colors: Ivan Plascencia; letters: Dave Sharpe | Harley Quinn |
| 13 | - | cover reprint (on interior page) | 1 | pencils: Amanda Conner; inks: Amanda Conner; colors: Paul Mounts | |
| 14 | Harley Quinn's Villain of the Year | comic story | 30 | script: Mark Russell; pencils: Mike Norton; inks: Mike Norton; colors: Hi-Fi; letters: Dave Sharpe | Enchantress; Killer Croc; Harley Quinn; Gentleman Ghost; Ted Krosby; Mr. Freeze; Krull (flashback); Snakebite (flashback); Deathstroke; Master Jailer (flashback); Lex Luthor; Flamingo; Rogol Zaar; Black Manta; Bane; Penguin; Solomon Grundy; Mirror Master; Batman [Thomas Wayne]; Leviathan; Black Mask |
| 15 | Most Obsessed Villain | comic story | 3 | script: Mark Russell; pencils: Mike Norton; inks: Mike Norton; colors: Hi-Fi; letters: Dave Sharpe | |
| 16 | Best Justification for Evil | comic story | 3 | script: Mark Russell; pencils: Mike Norton; inks: Mike Norton; colors: Hi-Fi; letters: Dave Sharpe | |
| 17 | Best Villain Upgrade | comic story | 3 | script: Mark Russell; pencils: Mike Norton; inks: Mike Norton; colors: Hi-Fi; letters: Dave Sharpe | |
| 18 | Best Supporting Villain | comic story | 3 | script: Mark Russell; pencils: Mike Norton; inks: Mike Norton; colors: Hi-Fi; letters: Dave Sharpe | |
| 19 | Comeback Villain of the Year | comic story | 3 | script: Mark Russell; pencils: Mike Norton; inks: Mike Norton; colors: Hi-Fi; letters: Dave Sharpe | |
| 20 | - | cover reprint (on interior page) | 1 | pencils: Frank Cho; inks: Frank Cho; colors: Sabine Rich | |
| 21 | - | cover reprint (on interior page) | 1 | pencils: Frank Cho; inks: Frank Cho; colors: Sabine Rich | |
| 22 | - | cover reprint (on interior page) | 1 | pencils: Mauricet; inks: Mauricet; colors: Mauricet | |
| 23 | - | cover reprint (on interior page) | 1 | pencils: Kenneth Rocafort; inks: Kenneth Rocafort; colors: Kenneth Rocafort | Harley Quinn [Harleen Quinzel] |
| 24 | - | cover reprint (on interior page) | 1 | pencils: Frank Cho; inks: Frank Cho; colors: Sabine Rich | |
| 25 | - | cover reprint (on interior page) | 1 | pencils: Frank Cho; inks: Frank Cho; colors: Sabine Rich | |
| 26 | - | cover reprint (on interior page) | 1 | pencils: Frank Cho; inks: Frank Cho | |