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M.A.S.S. Builder
#956680Commander, 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.
Recommendation
ProtonGreat
CurrentMedium confidence
Only Proton reports exist so far.
Last report May 4, 2026
Compatibility
Proton
Great
CurrentMedium confidence
15 reports · Medium confidence: more recent reports would firm this up.
NativeNone
No native Linux build — Proton only
Anti-cheatUnknown
No anti-cheat reports yet
Reports(15)
Most reports here are historical ProtonDB imports — be the first to add a fresh M.A.S.S. Builder report.
Add a fresh reportShowing 15 of 15 reports
- GreatProtonDesktopHistoricalMay 4, 2026
- GreatProtonDesktopHistoricalMar 25, 2026
- BrokenProtonDesktopHistoricalSep 3, 2025
- Needs TweaksProtonDesktopHistoricalJan 13, 2023
- GreatProtonDesktopHistoricalFeb 28, 2022
- GreatProtonDesktopHistoricalAug 15, 2021
- GreatProtonDesktopHistoricalJan 4, 2021
- BrokenProtonDesktopHistoricalNov 10, 2020
- GreatProtonDesktopHistoricalJul 21, 2020
- GreatProtonDesktopHistoricalJul 21, 2020
- BrokenProtonDesktopHistoricalMar 14, 2020
- BrokenProtonDesktopHistoricalMar 12, 2020
- GreatProtonDesktopHistoricalDec 17, 2019
- BrokenProtonDesktopHistoricalDec 14, 2019
- GreatProtonDesktopHistoricalDec 6, 2019
End of reports