User blog comment:Juracuille/Who're the strongest? Whitebeard Pirates or Blackbeard Pirates/@comment-81.155.247.96-20100627021543

It can't be said so far... We do not yet know the strength of the Level 6 prisoners, though we do know they are extremely dangerous due to being in the unknown level in Impel Down. This question is only being asked because the answer is unknown; when Oda is ready he will show us the answer.