User blog comment:Monkey.D.Me/SWORN ENEMIES !!!/@comment-4630086-20111222150728/@comment-3075024-20111222151057

You are on the dot with Luffy -> Akainu or Blackbeard. They are indeed Luffy's sworn enemy but I did not listed them cause then this blog will turn in power level blog. But yea, you are right.

Robin to Aokiji .. .. .. .. doesn't sound right. Robin's enemy is entire World Government.