Were both The Haunted World of El Superbeasto and Mary and Max both  based on comic book series?
The Haunted World of El Superbeasto The Haunted World of El Superbeasto is a 2009 American adult animated exploitation musical black comedy horror film directed, co-written and co-produced by Rob Zombie. The film was written by Zombie and Tom Papa from Zombie's comic book series of the same name. The film was produced by Starz Media and Film Roman, with animation provided by Carbunkle Cartoons and Big Star Productions.
Superboy's Legion Superboy's Legion is a two-issue comic book mini-series, published by DC Comics in 2001, under the Elseworlds imprint. Written by Mark Farmer, with art by Farmer and Alan Davis. The comic series is a tale about the baby Kal-El, the last survivor of the doomed planet Krypton, arrives on Earth in the 30th century and is found by billionaire R.J. Brande. As Kal grows up, he decides to find other super-powered teens like himself and form a Legion of Super-Heroes. The story uses elements from the Silver Age Comics, most notably from the original "Legion of Super-Heroes" series.