Zillion 3D (2026) by haroldo-ok for Sega Master System.
A 4.03 MB conversion of moonkey’s Wolfenstein 3D mod, with both episodes and all 20 floors, including secret levels. Battery-backed SRAM keeps three mid-level save slots.
Source
Zillion 3D (Sega Master System Game)
Developer mentions:🔧 AI Code