If you are playing Diablo 2: Resurrected , your classic LoD save files are compatible! You can simply copy your .d2s files into the D2R save folder ( Saved Games\Diablo II Resurrected ) to play your 20-year-old characters with modern graphics. Types of Save Files Explained
from d2s import D2S
This is the primary character file. It stores your level, stats, skills, and inventory.