You must provide your own legitimate game files (specifically the .mpq files from a PC installation) to run the game. Installation Guide
The dream of playing natively on low-power Linux handhelds via PortMaster diablo 2 portmaster
The Portmaster offers numerous benefits for Diablo 2 players, including: Diablo 2 Portmaster Report
The Portmaster's primary function is to provide the player with access to the Warp Zones, which enable fast travel to different parts of the game world. He also offers to transport the player to other acts, allowing them to progress through the game's story. However, the Portmaster's role extends beyond mere transportation. He often provides cryptic hints and warnings, which can aid or confuse players, depending on their interpretation. [ ] Original D2 + LoD MPQs backed up