David, under the username Vadact, is a YouTube Content Producer, known for his Minecraft builds with his Vadact Build Team. He has been a good friend of Sjin ever since they met on the Polaris series, Sjin's Fun Friendly Building Challenge. He starred, alongside Sjin, in many episodes of Minecraft PvP. He officially announced that he had joined the Yogscast on August 25, 2016.