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M.A.S.S. Builder

M.A.S.S. Builder

Vermillion Digital · Sekai Project · 14 Sep 2025 · Steam
Steam reviews87% positive3,869 reviews · Very Positive
ActionIndieRPGStrategy
Store
Steam
Platform
Steam
Release date
14 Sep 2025
Developer
Vermillion Digital
Publisher
Sekai Project
Players
2+
Features
Full controller support, Steam Cloud, Family Sharing
Ways to play
Multiplayer, Co-op, Online co-op
Play modes
Windows
Availability
Available now

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.

M.A.S.S. Builder trailer▶M.A.S.S. Builder screenshot 1M.A.S.S. Builder screenshot 2M.A.S.S. Builder screenshot 3M.A.S.S. Builder screenshot 4M.A.S.S. Builder screenshot 5M.A.S.S. Builder screenshot 6M.A.S.S. Builder screenshot 7M.A.S.S. Builder screenshot 8M.A.S.S. Builder screenshot 9M.A.S.S. Builder screenshot 10M.A.S.S. Builder screenshot 11M.A.S.S. Builder screenshot 12

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