Complex sentence: Artist Chris Warner was hired to revamp the character based on Richardson's original "APA-5" drawing and created the definitive look for the character, that was given a new launch in 1989 in the pages of Dark Horse's "Mayhem" anthology.
Split into simpler sentences: Artist Chris Warner was hired to revamp the character based on Richardson's original "APA-5" drawing and created the definitive look for the character. The character was given a new launch in 1989 in the pages of Dark Horse's "Mayhem" anthology.