Complex sentence: In the new season, Alex is shown with his new power, which is the ability to remove other peoples powers through intercourse, while Abbey is simply somebody's imaginary friend that was brought to life because of the storm.
Split into simpler sentences: In the new season, Alex is shown with his new power, which is the ability to remove other peoples powers through intercourse. While Abbey is simply somebody's imaginary friend that was brought to life because of the storm.