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Trigonarium

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About Trigonarium

Trigonarium is a twin-stick shooter where you fight enemy formations in shifting arenas and take on colossal level bosses.

Campaigns and challenges

The game includes two campaigns: Original, with 3 worlds, and Ultimate, with 5 worlds. Challenge modes offer shorter play sessions.

Local co-op

A second player can join locally in every mode.

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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