雷撃の杖

Unique - Call Lightning:

Automatically summon a storm cloud above you, which strikes a lightning bolt at your current location after 1.5 seconds to deal 135 – 230 (based on level) (+ 30% bonus AD) (+ 50% AP) (+ 10% of target's maximum health) magic damage to enemies within the area and slow them by 30% for 2 seconds. If you are within the lightning strike, gain a shield equal to 14% of your maximum health (+ 75% AP) for 2 seconds (16 second cooldown).