Also known as Opti, O.C. Presley is a freelance author for Catalyst Game Labs, FASA, and Broomstick Fighters. He has worked on Shadowrun books such as Shadowrun: Anarchy, Kill Code, Better than Bad, Seattle Sprawl, and Shadowrun: 6th Edition Box Set. He is one of the developers of Shadowrun: Sixth World Edition. He has written for FASA Games, and is working with Broomstick Fighters to bring their Purgatory game to life. He is the creator of the Neo-Anarchist Podcast (a Shadowrun History Podcast), the Shadowrun Origins Podcast (a Shadowrun Classic Actual Play), the Optiverse Podcast and Youtube series, and a founding member of the Shadowcasters Gaming Network. He has most recently become the founder of Fragging Unicorns Games.