The best crew to find the One Piece ? (One Piece crossover)

Luffy had left his village to find a crew and become the king of the pirates. However, he never imagined that part of it would be made up of people from other anime universes. (The story follows Luffy's original adventure, with a crew comprising more people (the first to join him will be Raynare (High school DxD) and Lucy (Fairy Tail).) No harem.