Turns Out To Be a Genius Duelist

Level System Male Protagonist Overpowered Protagonist Sword And Magic Determined Protagonist Hard-Working Protagonist Weak to Strong Sword Wielder Game Elements Underestimated Protagonist Multiple Realms Cautious Protagonist Character Growth Fast Learner Ruthless Protagonist Skill Assimilation Transformation Ability Handsome Male Lead Strong to Stronger Transported to Another World Dense Protagonist Multiple Transported Individuals Survival Game Personality Changes Returning from Another World Adventurers Depictions of Cruelty Bullying Near-Death Experience Ability Steal