From Dragon Quest Wiki
Quest #89 - "Way of the Fitht"
Location Swinedimples Academy
Availability After defeating the Dreadmaster. Must have a party member with at least 30 skill points invested in the Fisticuffs skill.
Requested by Cecil
Fulfilled to Cecil
Reward Tough guy tattoo
Detail Cecil, the fisticuff teacher at Swinedimples, wants you to finish off ten wyrtles with Knuckle Sandwich ability. He's promised you something good in return if you manage it!
Hint for solution Wyrtles can be found in the Urdus Marshland or Hermany.
Repeatable No.