Complex sentence: Sparkplug is a female character published by Heroic Publications, based in part on the character "Poinettia" originally created by Stacy Thain for a superhero role-playing game called Champions.
Split into simpler sentences: Sparkplug is a female character published by Heroic Publications. The character is based in part on the character "Poinettia" originally created by Stacy Thain for a superhero role-playing game called Champions.