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Seiden

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About Seiden

Seiden is a game about humans gaining power from light and fighting void life forms to prevent the end of Earth. You begin as a human exploring infected areas, then gain transcendent power through awakening, cross time and come into conflict with the void.

Light and the void

Before life existed, light spread through the universe while a void formed in the darkness it could not fill. The void spread as fast as light, and their collision created energy that formed another world of light and void, along with stars, planets and life. About five billion years ago, as Earth was forming, void life forms came to turn it into a void, and light opposed them.

The story reaches New York City and five-dimensional space—the Tesseract—in 2030. Humans arrive in the Tesseract by chance, learn what happened in the past and seek the power to face the void.

Explore and fight

You clear the game by identifying and controlling enemies with skills suited to each situation, rather than continually hunting to become stronger. The game has 200 unique monsters, 35 backgrounds and 70 user skills. Monsters have 500 to 600 skills.

Combat is described as similar to real battles. On underwater and space maps, your life decreases unless you wear a diving suit or space suit, respectively.

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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