|Appears in:||Fate/strange fake|
|Character type:||Magus, Homunculus|
Fillia (フィリア, Firia?) is an Einzbern homunculus involved in the False Holy Grail War of Fate/strange fake. As of the summoning of True Berserker, her body has been possessed by an existence on a higher level than a Heroic Spirit.
The being who has possessed her claims that it will rule over humanity now that it has descended.