Human-Human Fruit

Grants intellect and a human form to an animal: it transforms the reindeer Chopper and gives him many forms.

A 'human' Zoan: it grants intellect and a humanoid form to an animal. Eaten by the reindeer Tony Tony Chopper, it gave him speech and reason — at the cost of being shunned as a 'monster' — and lets him shift between several forms, boosted by the Rumble Balls he devised as a doctor.