These three have crossed paths primarily in interracial and "all-star" compilation features for studios like Wicked Pictures, Digital Playground, and Evil Angel. The typical structure of a scene involving all three is a masterclass in pacing:
Most actresses are intimidated by performers like Marcus and Steele. Nina Hartley is not "most actresses." She famously has zero physical intimidation. She approached these scenes as a collaborator, not a victim or a conquest. This changed the power dynamic from "dominant vs. submissive" to "enthusiastic equals." Nina Hartley Mr Marcus And Lex Steele