Effect: Hardens the user's skin to increaseDEFandMDEFtemporarily. Due to user's hardened skin, there is a 30% chance to break the weapon of the attacker, or to reduce itsATKby 25% for 10 seconds if the attacker is a monster.
DEF and MDEF Boost:(JobLv × RuneMastery_Lv) ÷ 4
Fixed Cast Time: 2 seconds.
Duration: 3 minutes; Until Stoneskin's HP reaches zero.