+8
SEGA, Activision, SegaSoft, Tiger Electronics Inc., Dinamic Multimedia, Tengen, Micomsoft, Mediagenic, Yeno
+6
SEGA, Tengen, 3D Ages
+2
Domark Software, Atari Games, Atari Corp. (1984-2003), Tengen
Tengen
Tengen
Tengen
Tengen, NEC
+3
Bandai, Bandai Namco Games, Namco, Tengen, Namco Networks, Hamster Corporation
Tengen
+3
SEGA, Tengen, NEC, 3D Ages
Tengen
+2
U.S. Gold, Tengen
Tengen
Tengen
+3
Domark Software, Atari Corp. (1984-2003), Tengen
Domark Software, Tengen, Ocean
+2
U.S. Gold, Mindscape, Atari, Tengen
+7
SEGA, Atari Inc. (1972-1984), Mindscape, Atari, Midway Games, Atari Games, Atari Corp. (1984-2003), Tengen
Tengen
+5
SEGA, Electronic Arts, Electro Source, Milton Bradley, Mindscape, Atari, Midway Games, Tengen, THQ Wireless