BIONICLE Chronicles 3: Makuta's Revenge, page 258

"You lie!" the black Bohrok-Kal hissed. "They are here and we will find them. Your shield cannot stand before the crushing power of gravity, Tahu Nuva."

A second later Tahu hit the ground hard. Gali gasped as she saw him struggling to lift his sword. His weight, multiplied a hundredfold by the Bohrok-Kal's gravity power, crushed the stones beneath it as he sank into the ground.