Lightspeed

Level 1: A random unit of yours has 10% chance to gain [2%|4%|6%] ATK speed after each attack.

Level 2: A random unit of yours has 12% chance to gain [6%|8%|10%] ATK speed after each attack.

Level 3: A random unit of yours has 14% chance to gain [8%|10%|12%] ATK speed after each attack.