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About Brink of Extinction

Brink of Extinction is a tower defense game set among the ruins of human civilization. After dramatic changes to the ecosystem, insects mutate into large, vicious creatures. You lead an advanced group of human survivors, gathering resources and protecting the remaining human population from insect swarms.

Campaign and modes

The campaign spans 15 levels, where you battle insect swarms and uncover the game’s background story. Another 8 levels are available in Continuous mode.

Defences and enemies

You have an arsenal of weapons, from machine gun turrets to plasma and rail turrets. As you encounter and unlock turrets and enemies in the campaign, you can view them in detail and learn their strengths and weaknesses.

Story and achievements

Find 15 pieces of the story hidden throughout the campaign to complete the background story. The game also has 72 achievements; collecting them unlocks the entire achievement display area, which takes you through the different scenes encountered in the game.

Frequently asked questions

Steam lets publishers create keys to sell in other shops. Once you activate a key, the game is yours to keep, just like a store purchase.

Disclaimer: CD keys have an inherent 1–2% average failure rate. Check the shop terms for buyer protection info. Steam offers no buyer protection for keys bought in other shops and doesn't refund them.

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