Artwork for M.A.S.S. Builder
M.A.S.S. Builder
M.A.S.S. Builder

M.A.S.S. Builder

2025 Sekai Project

M.A.S.S. Builder

Playable on

PCSteam Deck (playable)

Game modes

Single playerMultiplayer

Summary

M.A.S.S. Builder is an Action RPG with players piloting a M.A.S.S. (Mechanical Assault Skeleton Suit) as a commander of a private military company, setting out to help combat the threat of Quarks. You will build, customize, and fight to save the world, or at least, have fun creating and customizing your perfect mechanical suits. The game features an in-depth customization system that has a clear distinction between equipment that gives status and equipment of pure aesthetics. You will be able to customize everything to suit your playstyle while looking good in this fast-paced mechanical combat.

Trailer

Screenshots

Screenshot for M.A.S.S. Builder
Screenshot for M.A.S.S. Builder
Screenshot for M.A.S.S. Builder
Screenshot for M.A.S.S. Builder
Screenshot for M.A.S.S. Builder
Screenshot for M.A.S.S. Builder
Screenshot for M.A.S.S. Builder
Screenshot for M.A.S.S. Builder
Screenshot for M.A.S.S. Builder
Screenshot for M.A.S.S. Builder
Screenshot for M.A.S.S. Builder
Screenshot for M.A.S.S. Builder

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