Mr. 21

Info
Mr. 21 is another character seen in Remake. He is considered a god. Mr. 21 is seen in Room 558

Appearance
Mr. 21 is seen as a human with a spherical nose and head, with wearing a top-hat. His eyes are seemingly glass, and he wears the same suit he wears every day. He has a mouth only on his belly.

Trivia

 * The number in his last name represents his age.
 * His mouth opens in his death screen.
 * Him and Mutant Matt are both DHMIM characters
 * Mr. 21 was shown in one of Ghost's Scratch animation memes.