Fate / Lost Avian (anime multiverse)

The Megaverse is where different multiverses exist and form, along with many colorful and different stories such as heroes fighting villains to protect life or characters reincarnated from this world. Going to another world with special abilities, or life and death battles to achieve desired desires, or simply just interesting adventures, everything will still happen very normally and diversely and the universes will have nothing to do with each other...until a mysterious force appears to invade and destroy the multiverse, then MC Khanh Minh an ordinary person accidentally Caught up in this war because of a mysterious incident, he was fortunately found by MST (Multiverse Security Team), an organization that brings together characters from different multiverses whose mission is to protect the multiverse, and from there he, along with them and the Servants in the Nasuverse fought against that mysterious force.