Ka'hairal Balak

Balak is the leader of the Batarian terrorist group in "Bring down The Sky", a downloadable mission for Mass Effect. He wants to crash an asteroid into Terra Nova, a Human colony. He hates Humans because they colonized, "Batarian Territory". During the mission, he trys to kill Comander Shepard several times, such as when you defuse the final torch. At the end of the mission, you have a choice to make. Either kill Balak and stop him forever, or let him go so you could save the hostages, such as Kate. It is possible that he will appear again in another downloadable mission. He was also involved in the Bliz.