A Formidable Foe Appears is a music theme originally composed by Michiru Yamane for Castlevania: Aria of Sorrow. It is the background theme that is heard during the boss fights against the Creaking Skull and Balore.
The track was later arranged for Castlevania: Grimoire of Souls during the boss fight against Balore.
Videos[]
Castlevania- Aria of Sorrow - Formidable Enemy (High Quality)