The Formidable Five
is Mata Nui's foster father. He is also a powerful wizard, one of "The Three" and he used Mata Nui's blood to dabble and later master the art of demonic magic.
Played by Alan Rickman.
Arcimedius’s lust for power knows no bounds. Although he was once good natured and had high values and morals, his greed superseded his noble intentions. In his kinder days he started The Three, a combination of the most powerful wizards he could find.
13. The Sweet Sound of Death from Above