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
Seer who served Chertuba of Great Soul. He was also a hero who led the Timak Orcs and built the Timak Outpost of today when he was young. Thanks to the power of totems, he has a far longer life than general Timak Orcs. After old Chertuba went mad, he is practically running all the Timak Orcs at present.