Hand in Reaper's Chests or Reaper's Bounties to The Reaper's Bones. High Seas only

Grades:

•   Grade 1: 30 times
•   Grade 2: 60 times
•   Grade 3: 90 times
•   Grade 4: 120 times
•   Grade 5: 150 times
•   Grade 6: 180 times
•   Grade 7: 210 times
•   Grade 8: 240 times
•   Grade 9: 270 times
•   Grade 10: 300 times