Progeny (DC's Legends of Tomorrow)

Synopsis
Rip tells the team they are headed to the future to take out a powerful ally that Savage needs in order to conquer the world. However, when Rip reveals the ally is a 14-year-old boy who will one day grow into an evil dictator, the team is split about the morality of killing a child, even if it does save the world. Meanwhile, Sara talks Snart through a rough patch and Ray learns something that could impact his future with Kendra.

Protagonists

 * Legends
 * Rip Hunter
 * Atom (Ray Palmer)
 * Captain Cold (Leonard Snart)
 * Firestorm (Jax Jackson)
 * Hawkgirl (Kendra Saunders)
 * Martin Stein
 * White Canary (Sara Lance)

Supporting Characters

 * Gideon
 * Mick Rory

Antagonists

 * Per Degaton
 * Time Masters
 * Tor Degaton
 * Vandal Savage