Original sentence: Edge Games has not released a new title since 1994, though the Edge website states that they are working on three multi-platform titles: "RACERS" (Xbox 360, PS3, Wii, PC), "MIRRORS" (Xbox 360, PS3, Wii, PC, PSP, DS, iPhone) and "Mythora 2" (Xbox 360, PS3, Wii, PC, PSP, DS, iPhone)
Edited sentence: Edge Games has not released a new title since 1994, though the Edge website states that they are working on four multi-platform titles: "RACERS" (Xbox 360, PS3, Wii, PC), "MIRRORS" (Xbox 360, PS3, Wii, PC, PSP, DS, iPhone), "Mythora 2" (Xbox 360, PS3, Wii, PC, PSP, DS, iPhone) and "Teenage Wasteland" (Xbox 360, PS3, Wii, PC, PSP, DS, iPhone)