Twisted Metal 4 is a vehicular combat video game developed by 989 Studios and published by Sony Computer Entertainment for the PlayStation. The game was released in North America on October 31, 1999 and was re-released for the Sony Greatest Hits line-up in 2000. Like the previous installment, it wasn't released in the PAL regions.Twisted Metal 4 is the fourth installment in the Twisted Metal series and the second and last installment to be developed by 989 Studios.