The Sims 3: Dragon Valley trailer. br Shop CGR t-shirts & mugs! br br CGR Trailers, from Classic Game Room®, presents the launch trailer for THE SIMS 3: DRAGON VALLEY from Maxis and Electronic Arts (EA). The Sims 3: Dragon Valley is going to be available for the Mac and PC on August 6, 2013. This title is now available in The Sims 3 store.