Avernum (Exile): 1, 2, 3, 4 (+Blades of), 5, 6
Geneforge: 1, 2, 3, 4, 5
Avadon: 1, 2, 3
Nethergate
Queen's Wish: The Conqueror

Galactic Core
Lost Souls
Ocean Bound
SubTerra
Homeland: The Stone of Night