ElementsGuildsHard-Working ProtagonistHidden AbilitiesHiding True AbilitiesHiding True IdentityKnightsLevel SystemMale ProtagonistMaster-Servant RelationshipMonstersPolygamyRevengeRuthless ProtagonistSecret IdentitySentient ObjectsSeven Deadly SinsStrong Love InterestsSword And MagicUnderestimated ProtagonistUnique WeaponsWeak...