It is distributed as a .zip archive containing the necessary definition ( .def ) and sprite ( .sff ) files required by the M.U.G.E.N engine.

The stage is designed to match the aesthetics of the One Piece series, often featuring a "mirrored" layout to provide a wider fighting arena. STAGES | Mikel8888 Mugen - WordPress.com

This digital file is part of a collection for the engine, a freeware 2D fighting game platform that allows users to create and add their own characters and stages.