| Title | Description | Setting in Mystara | Cover |
| Karameikos: Kingdom of Adventure | Campaign Source | Explicit | |
| Monstrous Compendium, Mystara Appendix | Rules Supplement | Explicit | |
| Hail the Heroes | Adventure | Explicit | |
| Night of the Vampire | Adventure | Explicit | |
| Glantri: Kingdom of Magic | Campaign Source | Explicit | |
| Mark of Amber | Adventure | Explicit | |
| Player's Survival Kit | Campaign Source | Explicit | |
| Dungeon Master Survival Kit | Campaign Source | Explicit | |
| The Mighty Argos | Adventure | Vaporware | |
| The Iron Ring | Adventure | Vaporware |