| Code | Title | Description | Setting in Mystara | Cover |
| Dungeones & Dragons Immortal Rules Set 5 | Rules Supplement | Explicit |
|
|
| IM1 | The Immortal Storm | Adventure | Implicit | |
| IM2 | The Wrath of Olympus | Adventure | Explicit | |
| IM3 | The Best of Intentions | Adventure | Explicit | |