PSP, Metal Gear Acid 2, which released the following year. A mobile phone version, titled Metal Gear Acid Mobile was also produced. Notes References External links Official Metal Gear Acid site 2004 video games PlayStation Portable games PlayStation Portable-only games Tactical role-playing video games Turn-based strategy video games Video games developed in Japan Video games produced by Hideo Kojima Video games featuring female protagonists Video games set in 2016 Video games set in a fictional country Metal Gear spin-off games J2ME games Glu Mobile games Multiplayer and single-player video games