UNDEFINED
Region — Global key — no region restriction, activates in every country.
Can be activated in United StatesAt a glance
- Region
- GlobalCheck region restrictions
- Platform
- PC
- Format
- Digital keyGenuine & region-checked
- Delivery
- Instant deliveryEmailed in ~30 seconds
- Works on
Windows
Screenshots & trailer
Buy UNDEFINED key
{Undefined} is a sandbox survival game like no other, set on life-sized voxel planets with realistic phyisics with the possibility to shape your own building blocks. From your custom made furniture, walls, crafting stations to vehicle parts. You shape the blocks which can then be used to build buildings, spacecraft and aircraft. Endless possibilites with as little limitations as possible!
How to activate UNDEFINED on Steam
- 01
Buy & receive your code
Complete checkout — your code lands in your inbox in ~30 seconds, and is always available under Orders in your Gameplug account.
- 02
Open Steam
In the Steam app: "+ Add a Game" (bottom left) → "Activate a Product on Steam..." (or use the web link below).
- 03
Enter your key
Paste the key (format XXXXX-XXXXX-XXXXX) and accept the Steam Subscriber Agreement.
- 04
Install & play
The game joins your library permanently — install it on any machine you sign in to.
Code not working? Contact support — confirmed-invalid codes are replaced or refunded.
