| Code | Title | Description | Setting in Mystara | Cover |
| RC | D&D Rules Cyclopedia | Rules Supplement | Explicit | |
| DDA1 | Arena of Thyatis | Adventure | Explicit | |
| DDA2 | Legions of Thyatis | Adventure | Explicit | |
| DDA3 | Eye of Traldar | Adventure | Explicit | |
| DDA4 | The Dymrak Dread | Adventure | Explicit | |
| DMR1 | Dungeon Master Screen | Rules Supplement/Adventure | Explicit | |
| DMR2 | Creature Catalog | Rules Supplement | Implicit | |
| WotI | Wrath of the Immortals | Campaign Source | Explicit | |
| CoM | Champions of Mystara | Campaign Source | Explicit | |