M.A.S.S. Builder - Steam Backlog
M.A.S.S. Builder on Steam Backlog

Commander, customize and build your Mechanical Assault Skeleton Suit (M.A.S.S.) and lead the fight against an alien invasion bent on exterminating the human race. The fate of humanity is in your hands.

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M.A.S.S. Builder on the community

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About the game

Updated 30 July, 2023
13 September, 2019
62 now ~ 480 peak

M.A.S.S. Builder Critic and user ratings

89 / 100

Steam score

Very Positive Based on 3.178 votes
Reviews on Steam

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