MUGI, originally released in May 2026 as an MSX2-exclusive cartridge, is now on Steam! Meet MUGI, born in a weapons factory. An experimental “ego” was installed… and he realized: “I don’t want to stay in a place like this!” Avoid the pesky robots! Set the batteries into the battery boxes! Escape to the next room through the opened door! Can you solve the mystery every 5 stages!? Action & Puzzle! A fusion of action and puzzle gameplay Includes mystery-solving elements Recommended for chiptune fans! The PC version includes the following additional features: Gorgeous arranged BGM selectable alongside the original MSX2 soundtrack Ranking system (with name entry) Tutorial Stage editor (created stages can be saved as files and shared with friends) The instruction manual is included in the same folder as the executable file.