Spellbook - Contender: Master

Spellbook needed to learn Contender: Master\n\n<Acquiring Class>\nDuelist\n\n<Skill Effect>\nProjects the will of challenge into the sword to gain powerful strength\n\nP. Atk. increased\nP. Skill Power increased\nP. Skill Critical Rate increased\nP. Skill Critical Damage increased\nP. Skill Damage Bonus increased\nMax HP increased\nAtk. Spd. increased\nSpeed increased\nSeal Attack increased\n\n<Enchant Skill>\nUnbreakable Blade → Unbreakable Blade: Master\n\n<Unbreakable Blade: Master>\nHas a chance to apply Seal effect to target and surrounding enemies\n\n<Note>\nDeleted when learning advanced skills\n - Clear\n - Insight