Thread:JeloElducal/@comment-30384301-20181009131149/@comment-26888167-20181012140346

Correct! The reference is to King Dedede!

Well, King Dedede is a penguin-like creature. There's no confirmation that he's actually a penguin, but most sources just say he's a penguin-like being. So since Peter the Penguin is an actual penguin, I thought the reference would be kind of cool.