"Imprison that thing, Avak," Zaktan ordered.
	Avak concentrated.  A prison that appeared to be made of clear glass materialized around the Mana Ko.  When the beast unleashed another blast, it reflected off the walls and ricocheted all over the inside of the cage.  One such experience was enough for the monstrous Rahi, which responded with a keening wail.

 ~Greg Farshtey Bionicle Legends #4, Legacy of Evil, pg 112 - 113