Complex sentence: In response to this danger, Snotty rushed into the men's room to change into his alter ego, the mighty Boogerman, and jumped into the portal to pursue the arm to learn the reason for the theft it had committed.
Split into simpler sentences: In response to this danger, Snotty rushes into the men's room to change into his alter ego, the mighty Boogerman! After doing so, he jumped into the portal to pursue the arm to learn the reason for the theft it had committed.