Jacobson returned to Harvey Comics in the early 1990s, among other things creating a line of Hanna-Barbera comics, original stories based on the animated TV series characters.
Jacobson a revenit la Harvey Comics la începutul anilor 1990, elaborând printre altele un serial de benzi desenate pentru Hanna-Barbera, povești originale inspirate de personajele serialelor de desene animate de la televiziune.