| Issue | #18 |
| Published | March 1998 |
| Cover Price | 2.50 USD; 3.50 CAD |
| Pages | 36 |
| Editing | Mike Marts (assistant); Evan Skolnick; Fabian Nicieza (editor-in-chief) |
| Notes | Sale date: March 25, 1998. |
| Characters | X-O Manowar [Donovan Wylie] |
| Genre | superhero |
| Pencils | Scot Eaton |
| Inks | Don Hudson? |
| Colors | Atomic Paintbrush |
| Letters | Comicraft |
| Notes | Sale date: March 25, 1998. |
| Characters | Centaurian; Citadel; Colonel James Laidlaw; Major Megan Wylie; Rand Banion; Renata Randall; Tish Boudreau; Toyo Harada; X-O Manowar [Donovan Wylie] |
| Synopsis | X-O Manowar fights Citadel and Centaurian for control of the X-O armor with Rand Banion's help. |
| Genre | superhero |
| Script | Brian Augustyn |
| Pencils | Scot Eaton |
| Inks | Don Hudson |
| Colors | Atomic Paintbrush |
| Letters | Comicraft; Dave Lanphear |
| Notes | Donovan's Heart chapter 2 of 5. |
| Letters | typeset |
| Notes | Editorial by Evan Skolnick and replies by Mike Marts. |