The Early Dynastic Cuneiform block spans U+12480–U+1254F, 208 codepoints in Plane 1 (Supplementary Multilingual Plane). 196 are assigned in Unicode 16.0; the other 12 are reserved for future characters.
All of its characters belong to the Cuneiform script.
By general category: 196 other letters (Lo).
The first 196 arrived in Unicode 8.0 (2015).
Because it lies outside the BMP, every character here takes four bytes in UTF-8 and a surrogate pair in UTF-16.