Lehvak were one of the six Bohrok breeds, tied to the swampy terrain of Le-Koro. Their acid shields were powerful enough to dissolve any substance. Lehvak normally operated in small groups and rarely worked with other Bohrok. They were most often active in Le-Wahi.
The swamp Bohrok known as Lehvak were clever, unpredictable, and were rarely sighted in large numbers. Their tactical skill made them perhaps the most dangerous of all the Bohrok, and no place on the island was spared their presence.
The Lehvak were the most dangerous Bohrok of all. Their acid venom could dissolve even solid rock.
The Lehvak's acid mist could dissolve any substance.
The Lehvak's color was green, and their element was swamp. They could be found anywhere on the island of Mata Nui, but they were best known for the damage they did to Le-Koro. They secreted a powerful acid that could eat through any substance in seconds. They operated in small groups, appearing and disappearing before they could be captured.
Lehvak were the most feared of all the Bohrok swarms. Their acid venom could dissolve even solid rock. They melted everything in their path by shooting acid out of their curved claws.
Lehvak were the Bohrok of Acid. Their shields sprayed an acid that could dissolve anything. Lehvak normally operated in small groups and rarely worked with other Bohrok.
- Lehvak was listed as the "Bohrok of swamp" because LEGO would not permit a Bohrok of acid in 2002.