Les Editions
| N° | Extension | Nb de Cartes | Images |
|---|---|---|---|
| 1 | Mythos | 219 cartes |  |
| 2 | Expeditions of Miskatonic University | 67 cartes |  |
| 3 | Cthulhu Rising | 67 cartes |  |
| 4 | Legends of the Necronomicon | 67 cartes |  |
| 5 | Standard Game Set Corrupt | 54 cartes |  |
| 6 | Standard Game Set Steadfast | 54 cartes |  |
| 7 | The Dreamlands | 210 cartes |  |
| 8 | New Aeon | 210 cartes |  |