Leprechauns

Leprechauns are magical creatures and a humanoid species. One notable leprachaun named Red escaped Mallus' realm.

History
After Mallus was freed from his prison, a leprechaun named Red also made his escape and was displaced in Las Vegas, 1962.

In an alternate timeline where Sara Lance was struck down by the unicorn in Woodstock, Red was killed by the Custodians of the Chronology.

Physical appearance
Leprechauns have the appearance of an Irishman, including an Irish accent.

Powers

 * Luck magic: Leprechauns are able to bestow yellow glimmers of light, which are invisible to the human eye, to a person and make them lucky.

Trivia

 * The name "leprechaun" is also recognized as an offensive term for Irishmen.

Behind the scenes

 * A leprechaun is a type of fairy of the Aos Sí in Irish folklore who spend their time making and mending shoes and have a hidden pot of gold at the end of the rainbow.