Turaga Onewa relates the legends of Pohatu, and leads the desert village of Po-Koro.
Source: BIONICLE #1: The Coming of the Toa
Pronunciation: too-RAH-gah oh-NEE-wah
Mask: Kanohi Komau, the Noble Mask of Mind Control
Tool: Great stone hammer
Turaga Onewa is nicknamed the Referee for his swift decisions and willingness to stand behind them.
Source: The Official Guide to BIONICLE