Matthew J. Costello
Author 2
| Title | Format | |
|---|---|---|
 | Alone Against the Dark (1st Edition) | Soft cover |
 | Fire Below |
Contributing Writer 4
| Title | Format | |
|---|---|---|
 | Sea-Cursed: Thirty Terrifying Tales of the Deep | Hardback |
 | The Beast Within: A Vampire: The Masquerade Anthology | Paperback |
 | Gothic Ghosts | Paperback |
 | The Ultimate Undead | e-Book |