Fairy Tail (2018) Episode 31 English Subbed Episode Title:The Mightiest Demon of the Book of Zeref.Episode Description:Determining Natsu to be a threat, Brandish re-enlarges his tumor and declares her loyalty to Alvarez. Lucy reluctantly fights Brandish to save Natsu, but Dimaria intervenes. Deducing that Brandish is only pretending to fight Lucy seriously, Dimaria severely injures Brandish and kidnaps Natsu and Lucy. At the guild, Mavis is freed from Invel's control and escapes with the help of Mest; she also shares a brief reunion with Zera, who disappears again...