If the person who made the greatest contribution is 3 or more Lv.s higher than the raid monster, then the item/Adena rewards will decrease. If the difference is 9 or more Lv.s, the monster will drop nothing at all.

A type of mental control device created by the ancient giants' civilization. This was a device the giants made to rule other intelligent beings, but was turned against them to control the giants as slaves after their civilization collapsed. Similar to Core in the Cruma Tower, it is a life form with artificial intelligence that can control all the slaves nearby.

The common name for the biotechnological items of the Magic and Lesser Giant Ages. Their M. Atk. is generally strong and they sometimes use high-Lv. magic, such as teleportation.