Lothar is the sidekick of Mandrake the Magician, a comic strip character created by Lee Falk in 1934. He is an African prince and a powerful warrior who is loyal to Mandrake and helps him fight evil forces. Lothar is known for his strength, courage, and loyalty, and is often seen wearing a lion-skin cape. He is also a skilled fighter and has been known to use a variety of weapons, including swords and spears.