public void handler() {
            ROM_REGION(0x12000, REGION_CPU1);/* 64k for code */

            ROM_LOAD("mr.cpu", 0x10000, 0x2000, 0x89030b0c);/* we load the ROM at 10000-11fff, */
            /* it will be decrypted at 0000 */

            ROM_LOAD("mr1.3l", 0x2000, 0x2000, 0x0904ed58);
            ROM_LOAD("mr2.3k", 0x4000, 0x2000, 0x8a2374ec);
            ROM_LOAD("mr3.3j", 0x6000, 0x2000, 0x2f04c341);

            ROM_REGION(0x10000, REGION_CPU2);/* 64k for sound cpu */

            ROM_LOAD("mr10.1a", 0xf000, 0x1000, 0xa02ad8a0);

            ROM_REGION(0x06000, REGION_GFX1 | REGIONFLAG_DISPOSE);
            ROM_LOAD("mr7.3e", 0x00000, 0x2000, 0x492a60be);
            ROM_LOAD("mr8.3c", 0x02000, 0x2000, 0x3a046dd1);
            ROM_LOAD("mr9.3a", 0x04000, 0x2000, 0x1cc3d3f4);

            ROM_REGION(0x06000, REGION_GFX2 | REGIONFLAG_DISPOSE);
            ROM_LOAD("mr4.3n", 0x00000, 0x2000, 0x5cf1a0d6);
            ROM_LOAD("mr5.3m", 0x02000, 0x2000, 0xf75f2aad);
            ROM_LOAD("mr6.3k", 0x04000, 0x2000, 0x518889a0);

            ROM_REGION(0x0220, REGION_PROMS);
            ROM_LOAD("mmi6349.ij", 0x0000, 0x0200, 0xc9724350);/* character palette - last $100 are unused */

            ROM_LOAD("tbp18s.2", 0x0100, 0x0020, 0xa1130007);/* sprite palette */

            ROM_LOAD("tbp24s10.3", 0x0120, 0x0100, 0x76062638);/* sprite lookup table */

            ROM_END();
        }