We learned last summer that the Fate/Grand Order project is with various projects, one of which is the Fate/Grand Order: Zettai Majū Sensen Babylonia anime set for a 2019 premiere.
Plot Concept: The story is set in the year 2015, during the final era over which magic still held a strong influence.
Chaldea issued the Grand Order for a “Holy Grail Expedition,” to investigate, uncover, and possibly destroy the singularity that apparently will cause the extinction of humanity.
The humanity survival and security organization Chaldea was established to observe the world that can only be seen by magic and the world that can only be measured by science; as well as to prevent the final extinction of humanity.
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Fate/Grand Order Absolute Demonic Front: Babylonia Episode 0 Trailer