Ezra first appeared in the first Arcana Studio comic book, Kade #1, released in 2004. Ezra is now one of Arcana's most published characters, with multiple appearances in various series.
Ezra is a Child of the Black Sun and the Key to the Kingdom of Heaven, and the Chain to the Abyss of Hell. Ezra was among the first Children of the Black Sun, and struggled to understand her role as a Gothic demon hunter. Ezra: Evoked Emotions (2006) portrays her transformation into an ageless demon hunter.