Lucifer Morningstar

"So tell me. What is it you desire?"

- Lucifer to Mia Smoak Lucifer "Luci" Morningstar was an angel who owned a bar in Los Angeles. He presumably fell from Heaven and became known as the Devil.

Early life
Presumably in ancient times, Lucifer started to become known as the Devil. He later found his way to Earth-666. At some point, Lucifer met John Constantine, who helped him with an ordeal regarding Maze.

Favor for John Constantine
Later, Lucifer repaid his debt to John when the latter, Mia Smoak, and John Diggle found him in a bar. Lucifer gave John a card to enter purgatory for a limited time.

Powers and abilities

 * Angel physiology: As a angel, Lucifer has special abilities.
 * Discover people's desires: Lucifer shows the ability to make people reveal their deep desires.

Behind the scenes

 * Tom Ellis confirmed in an interview that these events happened on a 5-year gap between Lucifer's coming to earth and before show's current events begin.