Blue Proc in Abyssea

Blue Weakness

- gained by using a specific physical Weapon Skill on the enemy. The required Weapon Skill will be one of a set of 45 Weapon Skills of the Slashing, Piercing, or Blunt varieties (15 each). Which type of Weapon Skill is required is based on what game time it is when the NM is claimed.
Greatly enhances drop rate for equipment and weapon(s).

Inflicts Amnesia on the mob. The message displayed in the log will read:
"Your attack staggers the fiend!
The fiend is unable to use special attacks."

The table below lists all reported Physical Weapon Skills triggering , depending on the Vana'diel time of claim/force pop:

6:00-14:00 - Piercing
Weapon Type Weapon Skills
Archery Sidewinder Blast Arrow Arching Arrow Empyreal Arrow -
Marksmanship Slug Shot Blast Shot Heavy Shot Detonator -
Dagger Shadowstitch Dancing Edge Shark Bite Evisceration -
Polearm Skewer Wheeling Thrust Impulse Drive - -

14:00-22:00 - Slashing
Weapon Type Weapon Skills
Sword Vorpal Blade Swift Blade Savage Blade - -
Katana Blade: Ten Blade: Ku - - -
Axe Mistral Axe Decimation - - -
Scythes Cross Reaper Spiral Hell - - -
Great Axe Full Break Steel Cyclone - - -
Great Katana Tachi: Gekko Tachi: Kasha - - -
Great Sword Spinning Slash Ground Strike - - -

22:00-6:00 - Blunt
Weapon Type Weapon Skills
Club Skullbreaker True Strike Judgment Hexa Strike Black Halo
Hand-to-Hand Raging Fists Spinning Attack Howling Fist Dragon Kick Asuran Fists
Staff Heavy Swing Shell Crusher Full Swing Spirit Taker Retribution