<DP recovering skill> Recovers 1 DP on attack. (Trigger cooldown: 1 sec.) P. Atk. +1500 P. Atk. +40% Basic Critical Rate +8% Basic Critical Damage +4% <Skill upgrade> Frozen Field → Freezing Hell - Decreases cast time. - Decreases cooldown. When Death Knight's Flame Sword is equipped, transforms the skill into Dark Form and adds the Speed bonus.