Bright light creatures can be found in the first floor of the Slayerdungeon of Prifddinas. They are the weakest monsters in the dungeon. Their main use is to heal yourself at them, as you get 1 lifepoint for each lifepoint of damage you do to them. With the nearby Altar of Seren, this is a great place to train at the Green dragons and the Baby green dragons inside, as you do not need any food nor prayer potions, although for higher-level player (100+), this may not of such a great use. The downside of them is that every time you hit a bright light creature, your prayer points will be decreased by 10% of the damage dealt. This can be countered by recharging your prayer points at the Altar of Seren to get your prayer back. They also have a high defence level compared to their combat level, b