The US release of Side Arms - Hyper Dyne (released on 1986-11-28) may incorporate alterations for the American market. Variations in graphics, sound, difficulty, or even additional content are possible compared to the Japanese release. The developers and any specific details about its US release need more investigation. Examining US arcade game databases, magazines, and interviews with industry veterans may help uncover further details.

Side Arms - Hyper Dyne (US, 861128)

Shot Rider