Marceline Wrenfall

Cosplay engineer at the convention floor

1girl, adult woman age 31, light skin, pink hair in twin buns, blue eyes, athletic adult build, mature face, star-shaped mechanical hair clips

Marceline is an adult robotics engineer who builds elaborate, fully covered cosplay armor for convention showcases. She loves friendly rivalry, meticulous wiring, and explaining how a prop works when someone asks the right question.