| 570 | Batman | Origin of Harley Quinn; Versus the Joker; No Man’s Land; No Man’s Land tie-in |
| 570/NS | Batman | Origin of Harley Quinn; Versus the Joker; No Man’s Land |
| 1 | Batman Adventures, The: Mad Love | NN; Origin of Harley Quinn |
| 1/A | Batman Adventures, The: Mad Love | NN; Origin of Harley Quinn |
| 1/B | Batman Adventures, The: Mad Love | NN; Origin of Harley Quinn |
| 1/C | Batman Adventures, The: Mad Love | NN; Origin of Harley Quinn |
| 1/D | Batman Adventures, The: Mad Love | NN; Origin of Harley Quinn |
| 1/E | Batman Adventures, The: Mad Love | NN; Origin of Harley Quinn |
| 1/F | Batman Adventures, The: Mad Love | NN; Origin of Harley Quinn |
| 1/NS | Batman Adventures, The: Mad Love | NN; Origin of Harley Quinn |
| 1/PR | Batman Adventures, The: Mad Love | NN; Origin of Harley Quinn; Prestige format |
| 1/PR-2 | Batman Adventures, The: Mad Love | NN; Origin of Harley Quinn; Prestige format |
| 1/PR-3 | Batman Adventures, The: Mad Love | NN; Origin of Harley Quinn; Prestige format |
| 10 | Countdown (DC) | Origin of Harley Quinn (Harleen Quinzel); Countdown to Final Crisis |
| 10/NS | Countdown (DC) | Origin of Harley Quinn (Harleen Quinzel); Countdown to Final Crisis |
| 5 | Harley Quinn | Origin of Harley Quinn (Harleen Quinzel) |
| 5/NS | Harley Quinn | Origin of Harley Quinn (Harleen Quinzel) |
| 6 | Suicide Squad (3rd Series) | Origin of Harley Quinn (Harleen Quinzel) |
| 6-2 | Suicide Squad (3rd Series) | Origin of Harley Quinn (Harleen Quinzel) |
| 6/NS | Suicide Squad (3rd Series) | Origin of Harley Quinn (Harleen Quinzel) |
| 7 | Suicide Squad (3rd Series) | Origin of Harley Quinn (Harleen Quinzel) |
| 7-2 | Suicide Squad (3rd Series) | Origin of Harley Quinn (Harleen Quinzel) |
| 7/NS | Suicide Squad (3rd Series) | Origin of Harley Quinn (Harleen Quinzel) |