Dillon's Rolling Western is a downloadable video game developed by Vanpool and published by Nintendo for the Nintendo 3DS. Released exclusively through the system's Nintendo eShop online storefront, the game features Dillon, an anthropomorphic armadillo who must defend frontier villages from walking rock-like enemies. Dillon's Rolling Western combines elements of 3D exploration, action sequences and tower defense and was first unveiled at E3 2011 as The Rolling Western. Source: Wikipedia, "Dillon's Rolling Western", available under the CC-BY-SA License.