Passive Effect
When other player(not merc) or pet knocked down, you get additional HP by (500 * Skill Level HP + Skill Level% MaxHP) for 20 seconds.. Also, you will gain Fractional Damage Reduction by (2.5 * Skill Level)% for 20 seconds.. Other players or pets have to be knocked down in a normal way to get these passive effects, not from other ways such as Regretless death, etc.