From The Battle for Wesnoth Wiki
Lenvan (also known as Lich-Lord Lenvan) was one of the Wesfolk leaders who was became one of the Lich-Lords. He obtained the Ruby of Fire, but during the Wesfolk War was trapped underground for years until being killed by Prince Haldric.
|Free! I'm free at last! No mere magi could seal me in here forever! Rise, my soldiers of darkness, the world will be ours once more!|
|—The Lich-Lord Lenvan celebrates being able to exit the catacombs at last.|