In Oscar the Shadow & Owen the Mighty: Guardians of Barkdale, two super-powered dogs-Oscar, the stealthy tactician, and Owen, the lovable powerhouse-form a heroic tag-team to protect their town from rising darkness. When the villainous Iron Jaw begins collecting the legendary Bones of the Ancients to claim the mythical Throne of the Alpha and control all of dogkind, Oscar and Owen race across forests, swamps, icy mountains, and forgotten ruins to stop him. Along the way, they assemble a diverse pack of elite canine allies, face dangerous enemies, and unlock the true meaning of leadership-not dominance, but unity. In the end, they defeat Iron Jaw and establish a new era of teamwork and guardianship, proving that even the strongest need their pack.