Earlier Ridge Racer games received critical acclaim for their graphics, gameplay, and musical score, many citing it as a contributing factor to the success of the PlayStation in its early years. Later entries were criticized for straying too far from the source material and lack of content, with Ridge Racer Vita (2011) being the first game to receive generally negative reception from critics; its base content was considered extremely lacking, with the player forced to obtain the vast majority of additional content by purchasing DLC. [1] The last mainline title, Ridge Racer Unbounded received mixed-to-average reception from critics. [2] The series is considered influential to the racing game genre.[3]