Asobo, known today as the Microsoft Flight Simulator developer, created groundbreaking technology for large scale maps that was intended to be used in a high quality rally raid title. It was never released and ended up as FUEL, a post-apocalyptic open-world racing game. What happened?
Better known today as the developer of Skyrim and Fallout, Bethesda once had a well-respected racing game franchise and were deep into development of a licensed Skip Barber Racing title that never released.
Originally an independent studio developing Madden NFL titles for Electronic Arts, the American company was acquired by EA in 1998 and continues to operate in a semi-independent state under the software giant.
Tiburon developed NASCAR titles for EA starting with NASCAR SimRacing in 2005.