You can copy the entire game folder to a USB flash drive. Plug it into a laptop, a work computer, or a friend's PC, and your characters and save files go right along with you.
To download and install the Diablo 2 LOD 1.13c Portable version, follow these steps: Diablo 2 LOD 1.13c Portable
Spawns the Pandemonium Event and Uber Diablo in single-player, allowing you to farm Hellfire Torches and Annihilus charms solo. BH Maphack or SlashDiablo MH You can copy the entire game folder to a USB flash drive