This property defines the Unicodes which belongs to Playing Cards block
Characters like 🂠,🂡,🂢, etc. are listed under Playing Cards Block.
86 Characters are present in Playing Cards Block starting with the Unicode point U+1F0A0 that represents the character 🂠.
Currently, as per latest version 15.0.0, Unicode supports 328 number of Block. Here are a few examples - Latin Extended E,Adlam,Aegean Numbers, etc.