The Immobile Suit is a community-created cosmetic item for the Heavy. It covers his shoulders and upper body in thick metal armor, with team-colored tubes on the left shoulder. On the front the Heavy's class symbol and "K15-AR AGI. SUIT HEVA-02" are displayed. On the back "N1-CO MARK-1" is displayed.
This item can only be worn around Halloween or during a Full Moon; at other times of the year, it does not appear in gameplay, unless the server has Halloween mode enabled. However, it can be equipped at any time and can still be viewed on the loadout screen even when it is not visible during games.
The Immobile Suit was contributed to the Steam Workshop.
- The Immobile Suit was added to the game.
- The item's name is a play on "Mobile Suit," the name of the mecha from the Gundam franchise.