Borderlands: Mad Moxxi's Underdome Riot
Mad Moxxi's Underdome Riot is an addon pack for Borderlands that includes a new cooperative arena game mode and a stash to store your gear. Are you god's gift to gun fights? Think you're the best? Wanna prove it?
| Type | DLC |
| Release Date | 1/7/2010 |
| Developer | Gearbox Software |
| Publisher | 2K |
| Last Updated | 10/20/2025 |
| Steam App Id | 40940 |
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About Borderlands: Mad Moxxi's Underdome Riot
Borderlands: Mad Moxxi's Underdome Riot is a RPG and Action DLC developed by Gearbox Software. On 1/7/2010, it was released on the Steam Store by 2K. Borderlands: Mad Moxxi's Underdome Riot can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this dlc app.
Borderlands: Mad Moxxi's Underdome Riot also supports 5 languanges in-game including English, French, and German. Each language comes with varying levels of support for the in-game interface, audio, and fully translated subtitles.
According to Steam’s category system, Borderlands: Mad Moxxi's Underdome Riot supports the following features:
- Single-player
- Co-op
- Steam Cloud
- Family Sharing
- Partial Controller Support
- Downloadable Content
- Steam Achievements
- Multi-player
- Online Co-op
- Online PvP
Media & Sceenshots
Explore the featured video and screenshots from Borderlands: Mad Moxxi's Underdome Riot featured in the Steam Store.
Related Bundles
Borderlands: Mad Moxxi's Underdome Riot is included in 1 bundle in the Steam Store.
| Image | Name | Apps | Packages | Price | Actions |
|---|---|---|---|---|---|
 | Borderlands Collection: Pandora's Box | 90 | 76 | $151.57 | View |
Related Packages
Borderlands: Mad Moxxi's Underdome Riot is referenced by 1 package in the Steam Store.
| Name | Price | Actions |
|---|---|---|
| Borderlands GOTY Enhanced | $9.89 | View |
Supported Languages and Localizations
Borderlands: Mad Moxxi's Underdome Riot is available in 5 different languages with varying levels of support for the in-game interface, audio, and fully translated subtitles.
| Name | Interface | Audio | Subtitles |
|---|---|---|---|
| English | Yes | No | No |
| French | Yes | No | No |
| German | Yes | No | No |
| Italian | Yes | No | No |
| Spanish (Spain) | Yes | No | No |