Complex sentence: In both "Peter Pan and Wendy" and "Peter Pan in Scarlet", there are various mentions of Peter's ability to imagine things into existence, such as food, though this ability plays a more central role in "Peter Pan in Scarlet".
Split into simpler sentences: In both "Peter Pan and Wendy" and "Peter Pan in Scarlet", Peter's ability to imagine things into existence is noted. This ability plays a more central role in "Peter Pan in Scarlet".