Krislok
From Tardis Wiki, the free Doctor Who reference
Krislok was a Graske who enountered Sarah Jane Smith and her friends.
History
Krislok was drving his space shuttle when it started to burn up he was aprouched by the Trickster who said if he joined him then he would end up getting saved from death. His first task was to remove Maria Jackson from time as she had figured out what had happened to Sarah Jane when the Trickster had removed her from time. He lost her from his grasp and failed. (SJA: Whatever Happened to Sarah Jane)
