Boba Fett i believe hes neither good or bad hes a bounty hunter
Bulk (Power Rangers) bully not bad guys
Catwoman another character i believe is neither good or bad
David Xanatos is questonable in my opinion but feel is bad guy side was more memorable
Fox (Gargoyles) another questionable
Gollum not evil more obsessed with the ring
Laharl not a bad guy unless from human point of view
Mid Boss not a bad guy in my opinion
Skull (Power Rangers) bully to power rangers alter ego not bad guy
Ty Lee questionable
Uncle Iroh so not a bad guy
William Birkin was not a bad guy just a scientist until umbella tried to steal the virus and injected himself