Complex sentence: Max Steel was developed into an animated series of the same name, which originally aired from February 25,2000 to January 15,2002, followed by nine direct-to-video animated films, being released annually from 2004 to 2012.
Split into simpler sentences: Max Steel was developed into an animated series of the same name, which originally aired from February 25,2000 to January 15,2002,. As well as 9 direct-to-video animated films, being released one every year from 2004 to 2012.