Game Detail
M.A.S.S. Builder
App ID 956680 | Recorded March 21, 2026 at 01:03 AM
Action, Indie, RPG, Strategy
Categories: Single-player, Multiplayer, Co-op, Online Co-op, Full Controller Support, Steam Cloud, Family Sharing
Release date: September 14, 2025
Developer/Publisher: Vermillion Digital / Sekai Project
Very Positive 86% · 2,410 reviews
Short description
Official Steam summary
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.
Current price
$24.99
All-time low
$17.49
12-month low
$17.49
Verdict
Wait
+43% above the all-time low.
Price chart (last 2 years)
View all-time lowsTop reviews
View on Steam157 helpful
Let me start by saying I've very much enjoyed this game. [i](I mean, I've played 510 hours, lol.)[/i] It has some of the best customization I've seen...
60 helpful
I want to love this game more because the customisation and building aspects are so fun and after the inital hurdle that is the UI design it can becom...