Soul-Eating Monster

The soul eating monster is a miniboss that appears in the chapter "Scorched Feathers" as its name implies, it eats souls. In order to defeat him, the player must first destroy all the sack-like growths on its back. Once this is complete, a weak point in his mouth is revealed. Hit that a few times to destroy him. If it is not defeated by a certain point, the creature will give up the chase and fly away.