 During the "Dark Matters" webisode and "Heroes Reborn" there was an eclipse shortly before a deadly explosion that killed thousands of people, including many with powers.While the powers of the people in the area did stop working, both that effect and the eclipse were caused by the powers of Phoebe Frady who controlled and generated darkness.Cockroaches have appeared and have been mentioned several times in the series, particularly in relation to Sylar.