Complex sentence: In Scare School, Casper's closest best friends are Mantha, an independent Zombie girl, Ra, a not too smart Mummy whom he loves like a family and he continuously faces the dangers of Thatch, a vampire bully and the Headmasters, Alder & Dash.
Split into simpler sentences: In Scare School, Casper's closest best friends are Mantha, an independent Zombie girl, Ra, a not too smart Mummy who he loves like a family. And he continuously faces the dangers of Thatch, a vampire bully and the Headmasters, Alder & Dash.