Opus was the first "Bloom County" regular to appear in the Sunday-only "Outland" strip, and also appeared in some of Breathed's children's books, including "A Wish for Wings That Work" and "Goodnight Opus".
Opus was the first "Bloom County" regular to appear in the Sunday-only "Outland" strip (aside from Outland's original protaganist, Ronald-Anne). He also appeared in some of Breathed's children's books, including "A Wish for Wings That Work" and "Goodnight Opus".