I tried more than once the terminal solution on Linux Mint 20.2 and it returns the same:
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Unhandled Exception:
System.BadImageFormatException: Could not resolve field token 0x04002041, due to: Could not load type of field 'ZkData.GlobalConst:contentServiceFactory' (126) due to: Could not load file or assembly 'System.ServiceModel, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089' or one of its dependencies. assembly:/home/****/Zero-K/Zero-K.exe type:GlobalConst member:(null)
File name: 'Zero-K.all'
[ERROR] FATAL UNHANDLED EXCEPTION: System.BadImageFormatException: Could not resolve field token 0x04002041, due to: Could not load type of field 'ZkData.GlobalConst:contentServiceFactory' (126) due to: Could not load file or assembly 'System.ServiceModel, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089' or one of its dependencies. assembly:/home/****/Zero-K/Zero-K.exe type:GlobalConst member:(null)
File name: 'Zero-K.all'
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It might have to do with the fact libcurl3 is no longer available for me and libcurl4 is running instead.
I also tried downloading the portable and following through instructions but it was no help.