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The prequel to Fate/stay night. The fourth holy Grail War based on Type-Moon's Visual novel where Magus and their summoned servants fight for he holy grail which will grant them one wish.

In the year 2017, a satellite on Earth detects a gravitational imbalance in the direction of Lyra, initially believed to be a black hole. Its suspicious X-ray emissions are subjected to noise removal algorithms, revealing the voice message recorded aboard a fictional future Voyager spacecraft, still in the solar system.

Kanuu and Chouhi's group rescue a mysterious girl, who is actually the real Ryuubi, her name and heirloom sword stolen after the events of the last season. The group sets off to recover Ryuubi's sword.

Aqualoid was a prosperous planet, but an attack from a mysterious life force, the Inorganics, transforms it into a post-apocalyptic shell of its former self. When Nam finds a mysterious sword, he is suddenly the object of a planet-wide chase.

* Based on the light novel series by <a href="http://anidb.net/cr7057">Miura Isao</a>.

On the planet of Endless Illusion, a lone man adorned in a tuxedo roams the wild and lawless frontier..

Natural disasters have devastated planet Zi, killing off almost all life. A thousand years later humans have gradually re-established civilization, salvaging ancient Zoids through diving and mining efforts.