<game name="swamp" sourcefile="megadrive/d_megadrive.cpp"> <comment>Prototype</comment> <description>Swamp Thing (USA, Prototype)</description> <year>1991</year> <manufacturer>NuVision</manufacturer> <rom name="Swamp Thing (USA, Proto)(1991)(NuVision).bin" size="4194304" crc="e6ebe9d5"/> <video type="raster" orientation="horizontal" width="320" height="224" aspectx="4" aspecty="3"/> <driver status="good"/> </game>