Monkey

Background:
A young orphan in the continent of Spain,one day a group of mad scientist that kidnap and make numberless experiments. The last experiment was by mixing his DNA with the DNA of the entire animal,insect kingdom (include mythical creature),later he escaped the facility and learning his new power. After a few weeks he meet Jack and Carla  when they steel some supply,he helps them and Jack talk to him to join hi's crew,after he accept to join Jack gave him the nickname:Monkey,for his combat style.

Personality
He is scared of some adventure that the crew had but he can deal with his fears.