Undead creatures don't need to breathe and don't bleed. Those with no experience often misjudge whether an undead is truly dead, leading to dangerous situations by approaching them recklessly.
Those who know better focus on the eyes of the undead—the malevolent gleam in their eyes reveals whether they are still alive.
Green flames flickered in Castanin's eyes, shimmering like a dying candle in the wind, seemingly ready to extinguish at any moment. It was evident he was severely wounded.
As an undead, he shouldn't feel pain, yet Castanin couldn't understand why his body was overwhelmed by a burning sensation.
Clutching his chest—a subconscious gesture retained from his days as a human—Castanin stared fixedly at the Red Dragon.