M.A.S.S. Builder
Action, Indie, RPG, Strategy — Single-player, Multi-player, Co-op, Online Co-op
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.
- KinguinGlobalCHEAPEST€3.08
€24.50 - GamesealGlobal€3.17
€24.50 - Instant GamingGlobal€3.49
€24.50 - LoadedGlobal€3.59
€24.50 - GreenManGaming€13.72
€24.50 - Green Man GamingGlobal€13.72
€24.50 - Steam€24.50
Tap a store to go and buy it. Green = cheapest today. % = discount on the platform's official price (Steam, Epic…).
Price history
Good time to buy
CheapestOfficial price: €24.50
- Lowest price
- €3.08
- 24 Oct 26 · Kinguin
- Average price
- €20.50
- 90 d
- Current price
- €3.08
- All-time low
Cheapest price per day for GeForce NOW-compatible keys. Before 13 Oct 2026 only official stores are included (IsThereAnyDeal history); resellers since then.