S3CORE is compressed, run zlib decompressor on it to open. The rest are ERX files (open with ps2dis)

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20183FD0 02121021
20183FD4 8C52FFFC
20183FD8 0260202D
20183FDC 27A50080
20183FE0 0200302D
20183FE4 0240382D
20183FE8 0C07D91C
20183FEC 00000000
20183FF0 08061008
20183FF4 00000000
202EBF78 2652FFFC
202EBF7C 00B22821
202EBF80 8CA40000
202EBF84 AFA4006C
202EBF88 080BAFE8
202EBF8C 00000000
2019BF54 2631FFFC
2019BF58 02912021
2019BF5C 8C820000
2019BF60 AFA20000
2019BF64 0000102D
2019BF68 08066FEA
2019BF6C 00000000