Complex sentence: Exclusive are two new levels not included in the original Wii release titled, Naked Terror and Creeping Flesh which both serve as a backstory of the main game featuring Varla Gunns and a new female character, stripper Candi Stryper.
Split into simpler sentences: Exclusive are two new levels not included in the original Wii release titled, Naked Terror and Creeping Flesh. They both serve as a backstory in-between the main game featuring Varla Gunns and a new female character, stripper Candi Stryper.