Stream anime episodes for free, you want to Watch Fairy Tail Episode 37 English Subbed online for free. Episode guide Fairy Tail Episode 37 English Subbed Heart’s Armor The revolt continues as Fairy Tail fights the members of the assassin group Trinity Raven. Juvia of the Deep is possessed, forcing Lucy to fight against her, while Natsu is eaten. Gray and Erza’s relationship with each other when Erza first arrived at Fairy Tail is revealed. Meanwhile, Erza is still trapped in Sho’s card.