Short SummaryErza Scarlet is introduced and enlists the aid of Natsu, Gray and Lucy to stop a dark guild from dropping a Fantastic Nuke.
Lullaby Arc has the following tropes:
- An Ice Person: The formal introduction of Gray, who first appears in the Introduction Arc.
- Big Bad: Erigor, who is also a Disc-One Final Boss.
- Bigger Bad: Lullaby itself, which becomes a gargantuan demon upon awakening.
- Brown Note: Lullaby.
- Casting a Shadow: Kageyama's power.
- Five-Bad Band:
- Heel–Face Turn: Virgo upon coming into Lucy's possession when it's revealed she was just acting on Everlue's orders in the last arc. Not only does her allegiance change, but so does her appearance. Kageyama also has one after talking to Makarov.
- Lady of War: Introduction of Erza.
- One-Winged Angel: Lullaby itself.
- Razor Wind: Erigor
- Ungrateful Bastard: Kageyama, at least before he meets Marakov.