If the level of the person who made the greatest contribution is higher than the level of the raid monster by 3 or more levels, then the probability of dropping an item or adena will decrease. If the level difference is nine or more levels, then, the monster will not drop any item or adena.
Raid Boss - Level
Elmore’s Noble dispatched by Devil Triol’s followers to steal Grail of Shine which is Einhasad’s relic. He was an excellent knight in his lifetime, but became a vampire after selling his soul to Devil Triol for eternal life and power.