Every fifth spell cast from the celestial surgebox would score a "critical hit" and dealt 25% extra damage in a separate hitsplat. The counter to the critical hit cast reset only if next spell was not cast in immediate succession. For example, eating a piece of food would reset the counter as it delayed your next combat action, while doing something that did not cause a delay, such as moving or drinking a potion, would not reset the counter provided the next spell is cast immediately. The counter could be carried from one enemy to another if there was no delay. Damage from the extra hit was subject to the same modifiers as regular damage, such as the bonus from ferocious rings or casting fire spells on ice strykewyrms. Note that if you missed in one of your casts, the critical hit ability