Discworld II: Missing Presumed...!? (Discworld II: Mortality Bytes! in North America) is the second point-and-click adventure game based on Terry Pratchett's series of fantasy novels set on the mythical Discworld. The game was developed and produced in 1996 by Perfect Entertainment for the PC, and ported in 1997 for the PlayStation and Sega Saturn. It was published by Psygnosis for the PC and PlayStation, and by Sega for the Saturn (only in Europe).