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?
Offers
What are keyshops?Official stores
Official stores with direct support.
Keyshops
Third-party resellers. Often cheaper, without official store support. Keyshop prices vs Steam →
Base game (1)
This is the base game required to play this DLC. Other expansions may also be required.
Multipacks (3)
Borderlands Series (8)
Other games from the same series.
About Borderlands: Mad Moxxi's Underdome Riot
Are you god's gift to gun fights? Think you're the best? Wanna prove it? Then help us celebrate the grand opening of Marcus Bank (a subsidiary of Marcus Corp) by killing hundreds and hundreds of people in Mad Moxxi's Underdome Riot, the only competitive arena around where your next of kin can be assured that you're coming back famous . . . or not at all. (All proceeds are kept by us)
Multiplayer options may have changed, please see the main title for more information
Game details
Game details
Age ratings
Languages
Borderlands: Mad Moxxi's Underdome Riot price history
Lowest tracked price: PLN 29.84 (Jul 25, 2026) · current best: PLN 29.84 across 3 stores.
Borderlands: Mad Moxxi's Underdome Riot reviews
25% positive reviews all-time.
Borderlands: Mad Moxxi's Underdome Riot — frequently asked questions
Where can I buy Borderlands: Mad Moxxi's Underdome Riot at the cheapest price?
Right now the cheapest offer for Borderlands: Mad Moxxi's Underdome Riot is PLN 29.84 at Eneba. KingsPrice compares 3 offers from 3 stores — official stores and keyshops — and refreshes prices throughout the day.
What is the lowest price Borderlands: Mad Moxxi's Underdome Riot has ever been?
The lowest price KingsPrice has tracked for Borderlands: Mad Moxxi's Underdome Riot is PLN 29.84 (recorded on Jul 25, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
Is it safe to buy a Borderlands: Mad Moxxi's Underdome Riot Steam key from a keyshop?
Keyshops are marketplaces that resell game keys, usually below official store prices. The keyshops listed on KingsPrice deliver genuine Steam keys, but buyer protection differs from official stores — check the shop's rating and refund policy before buying. You can hide keyshop offers at any time with the keyshops toggle. Keyshop prices vs Steam →
How can I get Borderlands: Mad Moxxi's Underdome Riot at a discount?
Create a free price alert on this page and KingsPrice will email you when Borderlands: Mad Moxxi's Underdome Riot drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
System requirements
Minimum
- OS *: Windows XP/Vista
- Processor: 2.4 Ghz or equivalent processor with SSE2 support
- Memory: 1GB System RAM (2GB recommended with Vista)
- Graphics: 256mb video ram or better (GeForce 7 series or higher/Radeon HD3000 series or higher)
- Hard Drive: 8 GB or more free space
- Sound: Windows compatible sound card