Restless wizard are known to be fearless of their oponents and therfor being aggressive towards them. Restless wizard can be found inside of the Waterfall cave and inside the Ritual dungeon. They fight with a single standard magic attack which can be negated with the help of protect from magic prayer.
Restless wizard is weak to different type of damage depending on its color. However, they all are undead creature which make them immune to rot and poison type of damage but vulnerable to the salve amulet and undead slayer aura effects.
