While Fundamental Teaching Lv. 4 is active. Attacks the enemies twice. Power 6998. Ignores Shield Defense. Ignores 15%% of the target's defense. Applies Weakness Detection to the target. PvP: Attacks up to 10 targets. PvE: Attacks up to 10 targets. Duration of Weakness Detection: 8 sec. Received P. Skill Critical Rate +20%%. Received P. Skill Critical Damage +15%%. Knockback/ Knockdown Resistance -30%%.