Mother Doomsday is the owner of Doomsday Comix and a big fan of the ninja. He is usually busy running the store or at comic conventions, but always finds time to follow the exploits of his favorite ninja heroes.[1]
His T-shirt is a reference to Galidor, a failed LEGO theme introduced in 2002.
Unlike the released minifigure and the original character in the TV series, Rufus in the movie does not use a ponytail hair piece, but the classic short hair, for example used by Cliff Gordon.