by SNK Corporation, 1991
by Namco Europe Limited, 1995
by Data East Corporation, 1993
by Malibu Games, 1994
by TecMagik Entertainment Ltd., 1993
by Software Creations Ltd., 1994
by Futura, 1993
by High Score Productions, 1994
by Radical Entertainment Inc., 1994
by Tiertex Design Studios, 1997
by Epyx, Inc., 1992
by Park Place Productions, 1994
by Bitmasters, Inc., 1993
by Sensible Software, 1993
by Malibu Interactive, 1993
by Sculptured Software, Inc., 1994
by Leland Interactive Media, 1995
by Iguana UK, 1996
by Tose Co., Ltd., 1993
by Rage Software Ltd., 1994
by Ringler Studios, 1994
by Sting, Inc., 1992
by Extended Play Productions, 1997
