King Sombra

King Sombra (voiced by Jim Miller) is the main villain of MLP: Friendship is Magic: The Crystal Empire. It is known in legend that he was a tyrannical ruler of the Crystal Empire. Before he was banished to the arctic, he placed a curse on the Empire, making it vanish for 1,000 years. When the Crystal Empire returned, so did King Sombra. Shining Armor, and Princess Cadence had to defend the Crystal Empire from his return. He was defeated when Twilight Sparkle found the Crystal Heart, and the Cystal Ponies used it to repel him.