The package includes the core single-player content for Mass Effect, Mass Effect 2, and Mass Effect 3. Along with the main stories, players receive over 40 DLC packs, including story expansions like Lair of the Shadow Broker, Citadel, and Leviathan. It also features promotional weapons and armor sets that were previously difficult to obtain. Visual and Technical Enhancements

Remastered Assets: Tens of thousands of textures were upscaled to 4K resolution. Character models for secondary NPCs were improved to match the quality of the main cast.Enhanced Lighting: The lighting engine was overhauled to provide more realistic shadows and volumetric effects, making planets feel more immersive.Performance: On PC, the game supports high refresh rates and ultra-widescreen resolutions, ensuring that the combat feels smoother than ever before. Refining the Mass Effect 1 Experience

BioWare didn’t just port these games; they rebuilt significant portions of the environment and character models.