Having time-traveled four years in the future, the future Peter shows his younger counterpart that people have access to drugs that give them various super powers and some of them will destroy the world. Past Peter is forced to run from the dark and evil future versions of Claire, Daphne, and Knox, all of whom work as killers for government agencies to track him down. Past Peter is forced to look for allies and finds one in a very subdued version of Sylar. From his spot in Africa, Matt Parkman has a vision of his future in four years in which he is married to Speedster Daphne and is still looking after Molly Walker whom also works for the agencies. In the present, Hiro and Ando are locked away in a Level 2 prison cell where their situation starts to drive a riff between them. Tracy learns more about her origins from Dr. Zimmerman, and Nathan receives more tips from the ghost of Mr. Linderman over his position for congress. Also, Mohinder learns that the powers he gave to himself are ... Written by
Did You Know?
The title is taken from J. Robert Oppenheimer
's famous quote of the Bhagavad Gita after the first atomic detonation, "I am become Death, the destroyer of worlds." See more
Future Peter is ultimately killed by Claire because he never absorbed her power to heal. Peter's power of absorption works by him coming into close proximity with other people with abilities. He should have absorbed Claire's ability when he froze time in the season 3 premiere and took her gun. See more
If I knew I had the key - I wouldn't have buried it so deep.
Written by Wendy Melvoin & Lisa Coleman
Performed by Wendy Melvoin & Lisa Coleman See more