Lord Evilton is a character in the Angelica Button fantasy book series by T. R. Francis. He is a Minister of Niceness.
Angelica Button tried to warn the Merlinical Council in front of Lord Evilton, but no one believed her and she was sent to the Sorrow mines of Mount Purgatorium.
Homer once dressed a costume of him and terrified Bart. This could imply that Lord Evilton has a different form, because Homer's costume has arms and legs and arms and is wearing a coat.
Behind the laughter
Lord Evilton is a parody of Lord Voldemort, from the Harry Potter series.