Battle on the Mountain — HGTV’s all-new, high-elevation-and-even-higher-stakes renovation competition — kicked off with Design Star Season 2 and HGTV host Kim Myles mentoring “hoodhearts” Tony and Lymari, who met on public transportation in Chicago and now helm a sprawling, raucous family. They credit discovering a shared interest in DIY with strengthening their bond with one another: “I think renovation speaks a lot to our marriage and how it really has been restored and rebuilt,” Lymari said. After doing life-altering work and juggling five children and two grandchildren, how hard could renovating just one mountain cabin be?