Raid Boss — If the character who dealt the most damage is 3 or more levels higher than the monster, the reward in items and adena is reduced. If the difference is 9 or more levels, there is no reward at all.
Raid Boss - Level 20 — Created to protect a huge building whose remains are now called the Elven Ruins, it was abandoned as unneeded without even a chance to show its abilities when the Elves suddenly left the island. Now the Guardian roams the ruins, punishing passing travelers and foolish grave robbers.
Magic Creatures — A common name for the biotechnological creations of the age of Magic and Titans. Their M. Atk. is quite strong — sometimes they even use high magic and spells. For example, teleportation.
Greater Resist Bow Weapons — Strong resistance to bows/crossbows.
Resist Daggers — Resistance to daggers and rapiers.