Ruby Gloom is an original character created by Martin Hsu and Mighty Fine Inc.
Martin Hsu's style guide art and book illustrations were used as art direction for the animated series
created and produced by Nelvana Studios. Now streaming on Amazon.
© Mighty Fine Inc.
Ruby Gloom Book Illustrations
Keys to Happiness, illustrated by Martin Hsu, written by Clam Lynch, published by Abrams NY, 2004
Guide to Friendship, illustrated by Martin Hsu, written by Matt Riser, published by Abrams NY, 2005