MRVP Insider: MRVP Underground with David Popp, Episode 16 — Figure painting clinic By Angela Cotey | October 18, 2022 | Last updated on November 9, 2022 Email Newsletter Get the newest photos, videos, stories, and more from Trains.com brands. Sign-up for email today! Get Updates As promised in a previous session, our Underground host works through the process he uses to paint the O scale figures that populate his Olympia & Sand Creek On30 layout. David talks paint, washes, brushes, and more!