"But nothing before could equal Onua Nuva seizing [Gorast], lifting her high into the air, and slamming her down with every bit of force his own power and the Mask of Strength could afford him. Even for the raw might of a Makuta, the world spun."
The Pakari Nuva was the Kanohi Nuva Mask of Strength, formed when a destined KanohiPakari was exposed to Energized Protodermis and transformed. The Pakari Nuva increased the sheer strength of the user and those nearby to the maximum their muscles could withstand. The only beings able to activate this mask's power were Toa Nuva.