Priscillano "Pres" Antonio Romanillos (January 11, 1963 – July 17, 2010) was an American animator with DreamWorks and Walt Disney.

His work included animated characters such as the Native American Little Creek in DreamWorks' Spirit: Stallion of the Cimarron, Pocahontas, and the villainous Hun Shan-Yu in Disney's Mulan.

[1] As a boy, his older brother Bob had begun an art correspondence course but he eventually lost interest in it, leaving the younger Romanillos to try out the assignments himself.

[1] He began as an animation trainee, working on many Disney films, including The Little Mermaid (1989), The Rescuers Down Under (1990), Beauty and the Beast (1991), Aladdin (1992), Pocahontas (1995), The Hunchback of Notre Dame (1996), Mulan (1998), and The Princess and the Frog (2009).

"[2] Eventually he was given a lead role on Disney's Mulan, working at the new studio in Florida, and creating the character of Shan-Yu, the leader of the Hun army.

Mulan co-director Barry Cook described Shan-Yu as "a straight villain who needed to feel like a real threat to our heroine.