Question: Brian Stepanek plays Magnifo on a Cartoon Network series that first aired in what year?
Sentence (from "Brian Stepanek"): He is now known for playing Tom Harper on the Nickelodeon series "Nicky, Ricky, Dicky & Dawn"; the voice of Lynn Loud Sr. on the Nickelodeon animated series "The Loud House"; and as the voice of Magnifo on the shortform Cartoon Network series "Mixels".
Relevant evidence: Yes