Legends of Yesterday

It serves as a set up for the new series,.

Synopsis
Oliver and Barry Allen take Kendra Saunders and Carter Hall to a remote location to keep them hidden from Vandal Savage while they figure out how to defeat him. Malcolm arranges a meeting between Vandal, Green Arrow and The Flash that doesn't go as planned. Meanwhile, Felicity, Thea, Diggle and Laurel work with Team Flash to come up with a weapon powerful enough to destroy Vandal Savage.

Main Characters

 * Hawkgirl (Kendra Saunders)
 * Hawkman (Carter Hall)
 * Team Arrow
 * Green Arrow (Oliver Queen)
 * Felicity Smoak
 * Speedy (Thea Queen)
 * Spartan (John Diggle)
 * Black Canary (Laurel Lance)
 * Team Flash
 * The Flash (Barry Allen)
 * Caitlin Snow
 * Vibe (Cisco Ramon)
 * Malcolm Merlyn

Villains

 * Vandal Savage (Hath-Set)

Other Characters

 * Samantha Clayton
 * William Clayton
 * Samantha Clayton
 * William Clayton
 * William Clayton

Organizations

 * CCPD
 * CCPD
 * CCPD
 * CCPD

Species

 * Humans
 * Metahumans
 * Thanagarian-Human Hybrids

Objects

 * Hawkman Suit
 * Hawkman's Mace
 * Staff of Horus
 * The Flash Suit
 * Green Arrow Suit
 * Bow and arrow
 * Oliver Queen's Bow
 * Thea Queen's Bow
 * Spartan Suit
 * Black Canary Suit
 * Canary Cry
 * Speedy Suit
 * Canary Cry
 * Speedy Suit

Locations

 * Earth-1
 * Earth
 * United States of America
 * Washington
 * Star City
 * Thea Queen's Loft
 * Missouri
 * Central City
 * Central City Police Precinct
 * Central City Police Precinct
 * Central City Police Precinct

Trivia

 * This episode sets up the formation of the Legends of Tomorrow.