Within the thunder-like explosion caused by Tessa's technique going off, there was another loud sound, the sound of the devil tree general screaming to be more accurate.
"Ahhhh!", the reason is simple, the moment the whip landed on his armor which by the way cracked just under the pressure of the alfear princess's attack, the thing exploded in countless pieces that in part flew in every direction and in part turned into sharp projectiles that sank into the body of the tree.
Now, the enemy didn't have flesh and blood perse, but it did have a physical body, in other words the small trunk which was covered in that black inked liquid which formed his limbs and head, that were protected by the dark crystal acting as his skin, which used to be further reinforced by the devil armor.
