Sigma Theory: Brazil - Additional Nation
A new challenger runs for the singularity: Brazil!
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 (2)
DLCs (3)
About Sigma Theory: Brazil - Additional Nation
Content includes:
- 4 new Brazilian agents: Ward, Playboy, Babel and Slaver
- 2 Brazilian scientists
- Brazilian diplomat
- Exfiltration in the city of Brasilia, Brazil
- Brazil trait: your first agent gets Ghost trait
Game details
Game details
Age ratings
Game modes
Languages
Audio & text: English
Text only: French, German, Russian, Simplified Chinese
Features
Sigma Theory: Brazil - Additional Nation price history
Lowest tracked price: $1.19 (Jul 24, 2026) · current best: $1.20 across 6 stores.
Sigma Theory: Brazil - Additional Nation reviews
100% positive reviews all-time.
Sigma Theory: Brazil - Additional Nation — frequently asked questions
Where can I buy Sigma Theory: Brazil - Additional Nation at the cheapest price?
Right now the cheapest offer for Sigma Theory: Brazil - Additional Nation is $1.20 at Eneba. KingsPrice compares 6 offers from 6 stores — official stores and keyshops — and refreshes prices throughout the day.
What is the lowest price Sigma Theory: Brazil - Additional Nation has ever been?
The lowest price KingsPrice has tracked for Sigma Theory: Brazil - Additional Nation is $1.19 (recorded on Jul 24, 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 Sigma Theory: Brazil - Additional Nation 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 Sigma Theory: Brazil - Additional Nation at a discount?
Create a free price alert on this page and KingsPrice will email you when Sigma Theory: Brazil - Additional Nation 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 7/8/8.1/10
- Processor: 1,3 GHz CPU
- Graphics: NVIDIA GT 440 or AMD Radeon HD 5550 w/ 512 MB
- Storage: 50 MB available space
Recommended
- OS: Windows 10
- Processor: Dual-core 2Ghz CPU
- Graphics: DirectX® 10 compliant graphics card
- Storage: 100 MB available space