| 1 | Crisis on Infinite Earths | 1st appearance of Pariah; 1st appearance of Harbinger; 1st appearance of Alexander Luthor Jr.; 1st appearance of Shadow Demons; 1st appearance of Blue Beetle (Ted Kord) in DC Comics; Death of Johnny Quick; Death of Owlman; Death of Power Ring; Death of Super-Woman; Death of Ultraman; Death of Alexander Luthor; Death of Lois Luthor; Death of the Crime Syndicate; Versus Shadow Demons; Destruction of Earth-3 |
| 1/A | Crisis On Infinite Earths | 1st appearance of Pariah; 1st appearance of Harbinger; 1st appearance of Alexander Luthor Jr. |
| 1/B | Crisis On Infinite Earths | 1st appearance of Pariah; 1st appearance of Harbinger; 1st appearance of Alexander Luthor Jr. |
| 1/C | Crisis On Infinite Earths | 1st appearance of Pariah; 1st appearance of Harbinger; 1st appearance of Alexander Luthor Jr. |
| 1/NS | Crisis On Infinite Earths | 1st appearance of Alexander Luthor Jr.; 1st appearance of Blue Beetle (Ted Kord) in DC Comics; 1st appearance of Harbinger; 1st appearance of Pariah; 1st appearance of Shadow Demons; Death of Alexander Luthor; Death of Johnny Quick; Death of Lois Luthor; Death of Owlman; Death of Power Ring; Death of Super-Woman; Death of the Crime Syndicate; Death of Ultraman; Versus Shadow Demons; Destruction of Earth-3 |
| 1 | Harbinger | 1st Appearance of Flamingo; 1st appearance of Harbinger kids; 1st appearance of Kris; 1st appearance of Sting (Peter Stanchek); 1st appearance of Torque; 1st appearance of Zephyr; Origin of Harbinger; Includes coupon for Harbinger #0 |
| 21 | New Teen Titans, The (1st Series) | 1st appearance of Baron Winters; 1st appearance of Brother Blood; 1st appearance of Harbinger; 1st appearance of Monitor; 1st appearance of Night Force; Versus Brother Blood; Night Force preview insert |
| 21/NS | New Teen Titans, The (1st Series) | 1st appearance of Baron Winters; 1st appearance of Brother Blood; 1st appearance of Harbinger; 1st appearance of Monitor; 1st appearance of Night Force; Versus Brother Blood; Night Force preview insert |
| 3 | Solar, Man of the Atom | 1st Appearance of Harbinger Foundation; 1st appearance of Toyo Harada; Origin of Solar |