Alien Defense CD Key
Looking for the best price for Alien Defense? Compare offers from 1 stores on CheckGamePrices to find the cheapest Steam key available. Right now, the lowest price is 1.99$ at Steam.
Current Lowest Price
1.99$
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Release Date
21 Mar, 2019
Publisher/Developer
123 studio
Reviews
Steam: -
Metacritic: -
System Requirements
Minimum:
- OS: xp
- Processor: 1.2 GHz
- Memory: 512 MB RAM
- Graphics: any
- Storage: 200 MB available space
- Sound Card: any
Alien Defense Steam Price History Chart
Current Steam price: 1.99$
Lowest Steam price ever: 1.99$ — 2026-10-19 — Current low
Lowest Steam price ever: 1.99$ — 2026-10-19 — Current low
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