Rockman Operation Battle Starter OS-04 Thunderman [Japan Import] (Gameboy Advance) Switch SOUND LOADER with sound effect

SOUND LOADER with sound effect and BGM is coming soon

making it a standout addition to any display

Blind Box Excitement - Each capsule contains a surprise character for collecting fun

* Explore an overworld peppered with hidden dungeons

Rockman Operation Battle Starter OS-04 Thunderman [Japan Import] (Gameboy Advance) Switch SOUND LOADER with sound effectA Battle Chip is a data storage device in the Megaman Battle Network series that an operator can insert in the PET to transfer its data to a NetNavi, giving support in combat. There is a wide variety of Battle Chips that serve various purposes, like giving armament to the NetNavi use as a means to inflict damage or providing a line of defense to the Navi fall back on.