Christopher “Church” Oppenheim is a Baltimore and Los Angeles based tattoo artist specializing in high-impact color realism and Christopher “Church” Oppenheim is a Baltimore-born, Los Angeles-seasoned tattoo artist specializing in high-impact color realism and biomech. Now working out of Self Made Tattoo in Essex, MD, he builds one-off pieces with a focus on detail, storytelling, and healed longevity.