I've managed to sqeeeeze it a bit more. Unfortunately it still requires 3 discs. If someone manages to place it on 2xBD25, please be my guest.
Code:
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CONVERSION DATE 03.04.2024
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02:58:34 - You have chosen the custom type for the output size.
02:58:34 - ISO images will not be created when conversion is complete.
02:58:34 - The computer will shut down when the conversion is complete.
02:58:34 - Selected ARC/DS method for Data1a-01.bin was:
xtool:mzstd:mreflate+srep_new:1+lolz:d134:mtt1:mt8:mc1023
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02:58:35 - Compression initialized in 03.04.2024 at 02:58:35.
02:58:35 - Starting Data1a-01.bin archive creation.
13:24:50 - Moving Data1a-01.bin » Data1a-09.bin files to media folder.
13:24:50 - Compression finished in 03.04.2024 at 13:24:50.
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13:24:50 - Getting size of the game: The Callisto Protocol
13:24:50 - » Installation folder size: 75,80 GB
13:24:50 - » Compressed game size: 47,54 GB (Ratio 62.72%)
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13:24:50 - Overall input size: 75,80 GB
13:24:50 - Overall output size: 47,54 GB (Ratio 62.72%)
13:24:50 - Overall conversion time: 10:26:15
13:24:50 - Overall conversion media: 9 custom media
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